diff --git a/apex/jobscheduler/service/java/com/android/server/job/controllers/QuotaController.java b/apex/jobscheduler/service/java/com/android/server/job/controllers/QuotaController.java
index 8bd3ef4..637c726 100644
--- a/apex/jobscheduler/service/java/com/android/server/job/controllers/QuotaController.java
+++ b/apex/jobscheduler/service/java/com/android/server/job/controllers/QuotaController.java
@@ -36,10 +36,14 @@
 import android.app.ActivityManager;
 import android.app.AlarmManager;
 import android.app.UidObserver;
+import android.app.compat.CompatChanges;
 import android.app.job.JobInfo;
 import android.app.usage.UsageEvents;
 import android.app.usage.UsageStatsManagerInternal;
 import android.app.usage.UsageStatsManagerInternal.UsageEventListener;
+import android.compat.annotation.ChangeId;
+import android.compat.annotation.Disabled;
+import android.compat.annotation.Overridable;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageInfo;
@@ -132,6 +136,27 @@
         return (int) (val ^ (val >>> 32));
     }
 
+    /**
+     * When enabled this change id overrides the default quota policy enforcement to the jobs
+     * running in the foreground process state.
+     */
+    // TODO: b/379681266 - Might need some refactoring for a better app-compat strategy.
+    @VisibleForTesting
+    @ChangeId
+    @Disabled // Disabled by default
+    @Overridable // The change can be overridden in user build
+    static final long OVERRIDE_QUOTA_ENFORCEMENT_TO_FGS_JOBS = 341201311L;
+
+    /**
+     * When enabled this change id overrides the default quota policy enforcement policy
+     * the jobs started when app was in the TOP state.
+     */
+    @VisibleForTesting
+    @ChangeId
+    @Disabled // Disabled by default
+    @Overridable // The change can be overridden in user build.
+    static final long OVERRIDE_QUOTA_ENFORCEMENT_TO_TOP_STARTED_JOBS = 374323858L;
+
     @VisibleForTesting
     static class ExecutionStats {
         /**
@@ -622,7 +647,9 @@
         }
 
         final int uid = jobStatus.getSourceUid();
-        if (!Flags.enforceQuotaPolicyToTopStartedJobs() && mTopAppCache.get(uid)) {
+        if ((!Flags.enforceQuotaPolicyToTopStartedJobs()
+                || CompatChanges.isChangeEnabled(OVERRIDE_QUOTA_ENFORCEMENT_TO_TOP_STARTED_JOBS,
+                        uid)) && mTopAppCache.get(uid)) {
             if (DEBUG) {
                 Slog.d(TAG, jobStatus.toShortString() + " is top started job");
             }
@@ -659,7 +686,9 @@
                 timer.stopTrackingJob(jobStatus);
             }
         }
-        if (!Flags.enforceQuotaPolicyToTopStartedJobs()) {
+        if (!Flags.enforceQuotaPolicyToTopStartedJobs()
+                || CompatChanges.isChangeEnabled(OVERRIDE_QUOTA_ENFORCEMENT_TO_TOP_STARTED_JOBS,
+                        jobStatus.getSourceUid())) {
             mTopStartedJobs.remove(jobStatus);
         }
     }
@@ -772,7 +801,13 @@
 
     /** @return true if the job was started while the app was in the TOP state. */
     private boolean isTopStartedJobLocked(@NonNull final JobStatus jobStatus) {
-        return !Flags.enforceQuotaPolicyToTopStartedJobs() && mTopStartedJobs.contains(jobStatus);
+        if (!Flags.enforceQuotaPolicyToTopStartedJobs()
+                || CompatChanges.isChangeEnabled(OVERRIDE_QUOTA_ENFORCEMENT_TO_TOP_STARTED_JOBS,
+                        jobStatus.getSourceUid())) {
+            return mTopStartedJobs.contains(jobStatus);
+        }
+
+        return false;
     }
 
     /** Returns the maximum amount of time this job could run for. */
@@ -2634,9 +2669,13 @@
     }
 
     @VisibleForTesting
-    int getProcessStateQuotaFreeThreshold() {
-        return Flags.enforceQuotaPolicyToFgsJobs() ? ActivityManager.PROCESS_STATE_BOUND_TOP :
-                ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
+    int getProcessStateQuotaFreeThreshold(int uid) {
+        if (Flags.enforceQuotaPolicyToFgsJobs()
+                && !CompatChanges.isChangeEnabled(OVERRIDE_QUOTA_ENFORCEMENT_TO_FGS_JOBS, uid)) {
+            return ActivityManager.PROCESS_STATE_BOUND_TOP;
+        }
+
+        return ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
     }
 
     private class QcHandler extends Handler {
@@ -2776,7 +2815,7 @@
                                 isQuotaFree = true;
                             } else {
                                 final boolean reprocess;
-                                if (procState <= getProcessStateQuotaFreeThreshold()) {
+                                if (procState <= getProcessStateQuotaFreeThreshold(uid)) {
                                     reprocess = !mForegroundUids.get(uid);
                                     mForegroundUids.put(uid, true);
                                     isQuotaFree = true;
diff --git a/core/api/current.txt b/core/api/current.txt
index a03f8c5..5a7f2bd 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -4614,6 +4614,7 @@
     method public void reportFullyDrawn();
     method public android.view.DragAndDropPermissions requestDragAndDropPermissions(android.view.DragEvent);
     method public void requestFullscreenMode(int, @Nullable android.os.OutcomeReceiver<java.lang.Void,java.lang.Throwable>);
+    method @FlaggedApi("com.android.window.flags.enable_desktop_windowing_app_to_web_education") public final void requestOpenInBrowserEducation();
     method public final void requestPermissions(@NonNull String[], int);
     method @FlaggedApi("android.permission.flags.device_aware_permission_apis_enabled") public final void requestPermissions(@NonNull String[], int, int);
     method public final void requestShowKeyboardShortcuts();
@@ -4639,7 +4640,6 @@
     method public void setInheritShowWhenLocked(boolean);
     method public void setIntent(android.content.Intent);
     method @FlaggedApi("android.security.content_uri_permission_apis") public void setIntent(@Nullable android.content.Intent, @Nullable android.app.ComponentCaller);
-    method @FlaggedApi("com.android.window.flags.enable_desktop_windowing_app_to_web_education") public final void setLimitSystemEducationDialogs(boolean);
     method public void setLocusContext(@Nullable android.content.LocusId, @Nullable android.os.Bundle);
     method public final void setMediaController(android.media.session.MediaController);
     method public void setPictureInPictureParams(@NonNull android.app.PictureInPictureParams);
@@ -5110,8 +5110,11 @@
   }
 
   public class AppOpsManager {
-    method @Deprecated public int checkOp(@NonNull String, int, @NonNull String);
-    method @Deprecated public int checkOpNoThrow(@NonNull String, int, @NonNull String);
+    method @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int checkOp(@NonNull String, int, @NonNull String);
+    method @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int checkOp(@NonNull String, int, @NonNull String, @Nullable String);
+    method @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int checkOpNoThrow(@NonNull String, int, @NonNull String, @Nullable String);
+    method @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int checkOpNoThrow(@NonNull String, int, @NonNull String);
+    method @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int checkOpRawNoThrow(@NonNull String, int, @NonNull String, @Nullable String);
     method @Deprecated public void checkPackage(int, @NonNull String);
     method @Deprecated public void finishOp(@NonNull String, int, @NonNull String);
     method public void finishOp(@NonNull String, int, @NonNull String, @Nullable String);
@@ -5140,10 +5143,10 @@
     method public void startWatchingMode(@NonNull String, @Nullable String, int, @NonNull android.app.AppOpsManager.OnOpChangedListener);
     method public void stopWatchingActive(@NonNull android.app.AppOpsManager.OnOpActiveChangedListener);
     method public void stopWatchingMode(@NonNull android.app.AppOpsManager.OnOpChangedListener);
-    method public int unsafeCheckOp(@NonNull String, int, @NonNull String);
-    method public int unsafeCheckOpNoThrow(@NonNull String, int, @NonNull String);
-    method public int unsafeCheckOpRaw(@NonNull String, int, @NonNull String);
-    method public int unsafeCheckOpRawNoThrow(@NonNull String, int, @NonNull String);
+    method @Deprecated @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int unsafeCheckOp(@NonNull String, int, @NonNull String);
+    method @Deprecated @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int unsafeCheckOpNoThrow(@NonNull String, int, @NonNull String);
+    method @Deprecated @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int unsafeCheckOpRaw(@NonNull String, int, @NonNull String);
+    method @Deprecated @FlaggedApi("android.permission.flags.check_op_overload_api_enabled") public int unsafeCheckOpRawNoThrow(@NonNull String, int, @NonNull String);
     field public static final int MODE_ALLOWED = 0; // 0x0
     field public static final int MODE_DEFAULT = 3; // 0x3
     field public static final int MODE_ERRORED = 2; // 0x2
@@ -6235,6 +6238,7 @@
   }
 
   public class KeyguardManager {
+    method @FlaggedApi("android.app.device_unlock_listener") @RequiresPermission(android.Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE) public void addDeviceLockedStateListener(@NonNull java.util.concurrent.Executor, @NonNull android.app.KeyguardManager.DeviceLockedStateListener);
     method @RequiresPermission(android.Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE) public void addKeyguardLockedStateListener(@NonNull java.util.concurrent.Executor, @NonNull android.app.KeyguardManager.KeyguardLockedStateListener);
     method @Deprecated public android.content.Intent createConfirmDeviceCredentialIntent(CharSequence, CharSequence);
     method @Deprecated @RequiresPermission(android.Manifest.permission.DISABLE_KEYGUARD) public void exitKeyguardSecurely(android.app.KeyguardManager.OnKeyguardExitResult);
@@ -6244,10 +6248,15 @@
     method public boolean isKeyguardLocked();
     method public boolean isKeyguardSecure();
     method @Deprecated public android.app.KeyguardManager.KeyguardLock newKeyguardLock(String);
+    method @FlaggedApi("android.app.device_unlock_listener") @RequiresPermission(android.Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE) public void removeDeviceLockedStateListener(@NonNull android.app.KeyguardManager.DeviceLockedStateListener);
     method @RequiresPermission(android.Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE) public void removeKeyguardLockedStateListener(@NonNull android.app.KeyguardManager.KeyguardLockedStateListener);
     method public void requestDismissKeyguard(@NonNull android.app.Activity, @Nullable android.app.KeyguardManager.KeyguardDismissCallback);
   }
 
+  @FlaggedApi("android.app.device_unlock_listener") @java.lang.FunctionalInterface public static interface KeyguardManager.DeviceLockedStateListener {
+    method public void onDeviceLockedStateChanged(boolean);
+  }
+
   public abstract static class KeyguardManager.KeyguardDismissCallback {
     ctor public KeyguardManager.KeyguardDismissCallback();
     method public void onDismissCancelled();
@@ -13390,6 +13399,7 @@
     field public static final String FEATURE_BACKUP = "android.software.backup";
     field public static final String FEATURE_BLUETOOTH = "android.hardware.bluetooth";
     field public static final String FEATURE_BLUETOOTH_LE = "android.hardware.bluetooth_le";
+    field @FlaggedApi("com.android.ranging.flags.ranging_cs_enabled") public static final String FEATURE_BLUETOOTH_LE_CHANNEL_SOUNDING = "android.hardware.bluetooth_le.channel_sounding";
     field public static final String FEATURE_CAMERA = "android.hardware.camera";
     field public static final String FEATURE_CAMERA_ANY = "android.hardware.camera.any";
     field public static final String FEATURE_CAMERA_AR = "android.hardware.camera.ar";
@@ -23180,7 +23190,6 @@
     method public boolean isVendor();
     field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int SECURITY_MODEL_MEMORY_SAFE = 1; // 0x1
     field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int SECURITY_MODEL_SANDBOXED = 0; // 0x0
-    field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int SECURITY_MODEL_TRUSTED_CONTENT_ONLY = 2; // 0x2
   }
 
   public static final class MediaCodecInfo.AudioCapabilities {
@@ -24071,7 +24080,6 @@
     field public static final int COLOR_TRANSFER_ST2084 = 6; // 0x6
     field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int FLAG_SECURITY_MODEL_MEMORY_SAFE = 2; // 0x2
     field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int FLAG_SECURITY_MODEL_SANDBOXED = 1; // 0x1
-    field @FlaggedApi("android.media.codec.in_process_sw_audio_codec") public static final int FLAG_SECURITY_MODEL_TRUSTED_CONTENT_ONLY = 4; // 0x4
     field public static final String KEY_AAC_DRC_ALBUM_MODE = "aac-drc-album-mode";
     field public static final String KEY_AAC_DRC_ATTENUATION_FACTOR = "aac-drc-cut-level";
     field public static final String KEY_AAC_DRC_BOOST_FACTOR = "aac-drc-boost-level";
@@ -27049,6 +27057,86 @@
 
 }
 
+package android.media.quality {
+
+  @FlaggedApi("android.media.tv.flags.media_quality_fw") public class MediaQualityContract {
+  }
+
+  public static final class MediaQualityContract.PictureQuality {
+    field public static final String PARAMETER_BRIGHTNESS = "brightness";
+    field public static final String PARAMETER_CONTRAST = "contrast";
+    field public static final String PARAMETER_SATURATION = "saturation";
+    field public static final String PARAMETER_SHARPNESS = "sharpness";
+  }
+
+  @FlaggedApi("android.media.tv.flags.media_quality_fw") public final class MediaQualityManager {
+    method public void createPictureProfile(@NonNull android.media.quality.PictureProfile);
+    method @NonNull public java.util.List<android.media.quality.PictureProfile> getAvailablePictureProfiles();
+    method @NonNull public java.util.List<android.media.quality.ParamCapability> getParamCapabilities(@NonNull java.util.List<java.lang.String>);
+    method @Nullable public android.media.quality.PictureProfile getPictureProfile(int, @NonNull String);
+    method public boolean isAutoPictureQualityEnabled();
+    method public boolean isSuperResolutionEnabled();
+    method public void registerPictureProfileCallback(@NonNull java.util.concurrent.Executor, @NonNull android.media.quality.MediaQualityManager.PictureProfileCallback);
+    method public void removePictureProfile(@NonNull String);
+    method public void unregisterPictureProfileCallback(@NonNull android.media.quality.MediaQualityManager.PictureProfileCallback);
+    method public void updatePictureProfile(@NonNull String, @NonNull android.media.quality.PictureProfile);
+  }
+
+  public abstract static class MediaQualityManager.PictureProfileCallback {
+    ctor public MediaQualityManager.PictureProfileCallback();
+    method public void onError(int);
+    method public void onParamCapabilitiesChanged(@Nullable String, @NonNull java.util.List<android.media.quality.ParamCapability>);
+    method public void onPictureProfileAdded(@NonNull String, @NonNull android.media.quality.PictureProfile);
+    method public void onPictureProfileRemoved(@NonNull String, @NonNull android.media.quality.PictureProfile);
+    method public void onPictureProfileUpdated(@NonNull String, @NonNull android.media.quality.PictureProfile);
+  }
+
+  @FlaggedApi("android.media.tv.flags.media_quality_fw") public final class ParamCapability implements android.os.Parcelable {
+    method public int describeContents();
+    method @NonNull public android.os.Bundle getCapabilities();
+    method @NonNull public String getParamName();
+    method public int getParamType();
+    method public boolean isSupported();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field public static final String CAPABILITY_DEFAULT = "default";
+    field public static final String CAPABILITY_ENUM = "enum";
+    field public static final String CAPABILITY_MAX = "max";
+    field public static final String CAPABILITY_MIN = "min";
+    field @NonNull public static final android.os.Parcelable.Creator<android.media.quality.ParamCapability> CREATOR;
+    field public static final int TYPE_DOUBLE = 3; // 0x3
+    field public static final int TYPE_INT = 1; // 0x1
+    field public static final int TYPE_LONG = 2; // 0x2
+    field public static final int TYPE_STRING = 4; // 0x4
+  }
+
+  @FlaggedApi("android.media.tv.flags.media_quality_fw") public final class PictureProfile implements android.os.Parcelable {
+    method public int describeContents();
+    method @Nullable public String getInputId();
+    method @NonNull public String getName();
+    method @Nullable public String getPackageName();
+    method @NonNull public android.os.PersistableBundle getParameters();
+    method @Nullable public String getProfileId();
+    method public int getProfileType();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.media.quality.PictureProfile> CREATOR;
+    field public static final int ERROR_DUPLICATE = 2; // 0x2
+    field public static final int ERROR_INVALID_ARGUMENT = 3; // 0x3
+    field public static final int ERROR_NOT_ALLOWLISTED = 4; // 0x4
+    field public static final int ERROR_NO_PERMISSION = 1; // 0x1
+    field public static final int ERROR_UNKNOWN = 0; // 0x0
+    field public static final int TYPE_APPLICATION = 2; // 0x2
+    field public static final int TYPE_SYSTEM = 1; // 0x1
+  }
+
+  public static final class PictureProfile.Builder {
+    ctor public PictureProfile.Builder(@NonNull String);
+    ctor public PictureProfile.Builder(@NonNull android.media.quality.PictureProfile);
+    method @NonNull public android.media.quality.PictureProfile build();
+    method @NonNull public android.media.quality.PictureProfile.Builder setParameters(@NonNull android.os.PersistableBundle);
+  }
+
+}
+
 package android.media.session {
 
   public final class MediaController {
@@ -33720,7 +33808,7 @@
   }
 
   public interface IBinder {
-    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public default void addFrozenStateChangeCallback(@NonNull android.os.IBinder.FrozenStateChangeCallback) throws android.os.RemoteException;
+    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public default void addFrozenStateChangeCallback(@NonNull java.util.concurrent.Executor, @NonNull android.os.IBinder.FrozenStateChangeCallback) throws android.os.RemoteException;
     method public void dump(@NonNull java.io.FileDescriptor, @Nullable String[]) throws android.os.RemoteException;
     method public void dumpAsync(@NonNull java.io.FileDescriptor, @Nullable String[]) throws android.os.RemoteException;
     method @Nullable public String getInterfaceDescriptor() throws android.os.RemoteException;
@@ -34351,6 +34439,7 @@
     method public void finishBroadcast();
     method public Object getBroadcastCookie(int);
     method public E getBroadcastItem(int);
+    method @FlaggedApi("android.os.binder_frozen_state_change_callback") @Nullable public java.util.concurrent.Executor getExecutor();
     method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getFrozenCalleePolicy();
     method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getMaxQueueSize();
     method public Object getRegisteredCallbackCookie(int);
@@ -34371,6 +34460,7 @@
   @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final class RemoteCallbackList.Builder<E extends android.os.IInterface> {
     ctor public RemoteCallbackList.Builder(int);
     method @NonNull public android.os.RemoteCallbackList<E> build();
+    method @NonNull public android.os.RemoteCallbackList.Builder setExecutor(@NonNull java.util.concurrent.Executor);
     method @NonNull public android.os.RemoteCallbackList.Builder setInterfaceDiedCallback(@NonNull android.os.RemoteCallbackList.Builder.InterfaceDiedCallback<E>);
     method @NonNull public android.os.RemoteCallbackList.Builder setMaxQueueSize(int);
   }
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 25434e8..14a6c8c 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -103,6 +103,7 @@
     field public static final String BRIGHTNESS_SLIDER_USAGE = "android.permission.BRIGHTNESS_SLIDER_USAGE";
     field public static final String BROADCAST_CLOSE_SYSTEM_DIALOGS = "android.permission.BROADCAST_CLOSE_SYSTEM_DIALOGS";
     field @Deprecated public static final String BROADCAST_NETWORK_PRIVILEGED = "android.permission.BROADCAST_NETWORK_PRIVILEGED";
+    field @FlaggedApi("android.media.audio.concurrent_audio_record_bypass_permission") public static final String BYPASS_CONCURRENT_RECORD_AUDIO_RESTRICTION = "android.permission.BYPASS_CONCURRENT_RECORD_AUDIO_RESTRICTION";
     field public static final String BYPASS_ROLE_QUALIFICATION = "android.permission.BYPASS_ROLE_QUALIFICATION";
     field public static final String CALL_AUDIO_INTERCEPTION = "android.permission.CALL_AUDIO_INTERCEPTION";
     field public static final String CAMERA_DISABLE_TRANSMIT_LED = "android.permission.CAMERA_DISABLE_TRANSMIT_LED";
@@ -229,6 +230,7 @@
     field public static final String MANAGE_ROTATION_RESOLVER = "android.permission.MANAGE_ROTATION_RESOLVER";
     field public static final String MANAGE_SAFETY_CENTER = "android.permission.MANAGE_SAFETY_CENTER";
     field public static final String MANAGE_SEARCH_UI = "android.permission.MANAGE_SEARCH_UI";
+    field @FlaggedApi("android.security.secure_lockdown") public static final String MANAGE_SECURE_LOCK_DEVICE = "android.permission.MANAGE_SECURE_LOCK_DEVICE";
     field public static final String MANAGE_SENSOR_PRIVACY = "android.permission.MANAGE_SENSOR_PRIVACY";
     field public static final String MANAGE_SMARTSPACE = "android.permission.MANAGE_SMARTSPACE";
     field public static final String MANAGE_SOUND_TRIGGER = "android.permission.MANAGE_SOUND_TRIGGER";
@@ -3869,6 +3871,7 @@
     field public static final String APP_INTEGRITY_SERVICE = "app_integrity";
     field public static final String APP_PREDICTION_SERVICE = "app_prediction";
     field public static final String AUDIO_DEVICE_VOLUME_SERVICE = "audio_device_volume";
+    field @FlaggedApi("android.security.secure_lockdown") public static final String AUTHENTICATION_POLICY_SERVICE = "authentication_policy";
     field public static final String BACKUP_SERVICE = "backup";
     field public static final String BATTERY_STATS_SERVICE = "batterystats";
     field public static final int BIND_ALLOW_BACKGROUND_ACTIVITY_STARTS = 1048576; // 0x100000
@@ -5242,12 +5245,15 @@
 
   @FlaggedApi("android.chre.flags.offload_api") public class HubDiscoveryInfo {
     method @NonNull public android.hardware.contexthub.HubEndpointInfo getHubEndpointInfo();
+    method @Nullable public android.hardware.contexthub.HubServiceInfo getHubServiceInfo();
   }
 
   @FlaggedApi("android.chre.flags.offload_api") public class HubEndpoint {
     method @Nullable public android.hardware.contexthub.IHubEndpointLifecycleCallback getLifecycleCallback();
     method @Nullable public android.hardware.contexthub.IHubEndpointMessageCallback getMessageCallback();
+    method @NonNull public java.util.Collection<android.hardware.contexthub.HubServiceInfo> getServiceInfoCollection();
     method @Nullable public String getTag();
+    method public int getVersion();
   }
 
   public static final class HubEndpoint.Builder {
@@ -5257,6 +5263,7 @@
     method @NonNull public android.hardware.contexthub.HubEndpoint.Builder setLifecycleCallback(@NonNull java.util.concurrent.Executor, @NonNull android.hardware.contexthub.IHubEndpointLifecycleCallback);
     method @NonNull public android.hardware.contexthub.HubEndpoint.Builder setMessageCallback(@NonNull android.hardware.contexthub.IHubEndpointMessageCallback);
     method @NonNull public android.hardware.contexthub.HubEndpoint.Builder setMessageCallback(@NonNull java.util.concurrent.Executor, @NonNull android.hardware.contexthub.IHubEndpointMessageCallback);
+    method @NonNull public android.hardware.contexthub.HubEndpoint.Builder setServiceInfoCollection(@NonNull java.util.Collection<android.hardware.contexthub.HubServiceInfo>);
     method @NonNull public android.hardware.contexthub.HubEndpoint.Builder setTag(@NonNull String);
   }
 
@@ -5264,9 +5271,18 @@
     method public int describeContents();
     method @NonNull public android.hardware.contexthub.HubEndpointInfo.HubEndpointIdentifier getIdentifier();
     method @NonNull public String getName();
+    method @NonNull public java.util.Collection<java.lang.String> getRequiredPermissions();
+    method @NonNull public java.util.Collection<android.hardware.contexthub.HubServiceInfo> getServiceInfoCollection();
     method @Nullable public String getTag();
+    method public int getType();
+    method public int getVersion();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.hardware.contexthub.HubEndpointInfo> CREATOR;
+    field public static final int TYPE_APP = 2; // 0x2
+    field public static final int TYPE_FRAMEWORK = 1; // 0x1
+    field public static final int TYPE_HUB_ENDPOINT = 5; // 0x5
+    field public static final int TYPE_NANOAPP = 4; // 0x4
+    field public static final int TYPE_NATIVE = 3; // 0x3
   }
 
   public static class HubEndpointInfo.HubEndpointIdentifier {
@@ -5276,6 +5292,7 @@
 
   @FlaggedApi("android.chre.flags.offload_api") public class HubEndpointSession implements java.lang.AutoCloseable {
     method public void close();
+    method @Nullable public android.hardware.contexthub.HubServiceInfo getServiceInfo();
     method @NonNull public android.hardware.location.ContextHubTransaction<java.lang.Void> sendMessage(@NonNull android.hardware.contexthub.HubMessage);
   }
 
@@ -5302,9 +5319,30 @@
     method @NonNull public android.hardware.contexthub.HubMessage.DeliveryParams setResponseRequired(boolean);
   }
 
+  @FlaggedApi("android.chre.flags.offload_api") public final class HubServiceInfo implements android.os.Parcelable {
+    ctor public HubServiceInfo(@NonNull String, int, int, int, @NonNull android.os.ParcelableHolder);
+    method public int describeContents();
+    method @NonNull public android.os.ParcelableHolder getExtendedInfo();
+    method public int getFormat();
+    method public int getMajorVersion();
+    method public int getMinorVersion();
+    method @NonNull public String getServiceDescriptor();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.hardware.contexthub.HubServiceInfo> CREATOR;
+    field public static final int FORMAT_AIDL = 1; // 0x1
+    field public static final int FORMAT_CUSTOM = 0; // 0x0
+    field public static final int FORMAT_PW_RPC_PROTOBUF = 2; // 0x2
+  }
+
+  public static final class HubServiceInfo.Builder {
+    ctor public HubServiceInfo.Builder(@NonNull String, int, int, int);
+    method @NonNull public android.hardware.contexthub.HubServiceInfo build();
+    method @NonNull public android.hardware.contexthub.HubServiceInfo.Builder setExtendedInfo(@Nullable android.os.Parcelable);
+  }
+
   @FlaggedApi("android.chre.flags.offload_api") public interface IHubEndpointLifecycleCallback {
     method public void onSessionClosed(@NonNull android.hardware.contexthub.HubEndpointSession, int);
-    method @NonNull public android.hardware.contexthub.HubEndpointSessionResult onSessionOpenRequest(@NonNull android.hardware.contexthub.HubEndpointInfo);
+    method @NonNull public android.hardware.contexthub.HubEndpointSessionResult onSessionOpenRequest(@NonNull android.hardware.contexthub.HubEndpointInfo, @Nullable android.hardware.contexthub.HubServiceInfo);
     method public void onSessionOpened(@NonNull android.hardware.contexthub.HubEndpointSession);
     field public static final int REASON_CLOSE_ENDPOINT_SESSION_REQUESTED = 4; // 0x4
     field public static final int REASON_OPEN_ENDPOINT_SESSION_REQUEST_REJECTED = 3; // 0x3
@@ -6310,6 +6348,7 @@
     method @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public android.hardware.location.ContextHubTransaction<java.lang.Void> disableNanoApp(@NonNull android.hardware.location.ContextHubInfo, long);
     method @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public android.hardware.location.ContextHubTransaction<java.lang.Void> enableNanoApp(@NonNull android.hardware.location.ContextHubInfo, long);
     method @FlaggedApi("android.chre.flags.offload_api") @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public java.util.List<android.hardware.contexthub.HubDiscoveryInfo> findEndpoints(long);
+    method @FlaggedApi("android.chre.flags.offload_api") @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public java.util.List<android.hardware.contexthub.HubDiscoveryInfo> findEndpoints(@NonNull String);
     method @Deprecated @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public int[] findNanoAppOnHub(int, @NonNull android.hardware.location.NanoAppFilter);
     method @Deprecated @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public int[] getContextHubHandles();
     method @Deprecated @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public android.hardware.location.ContextHubInfo getContextHubInfo(int);
@@ -6318,6 +6357,7 @@
     method @Deprecated @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public int loadNanoApp(int, @NonNull android.hardware.location.NanoApp);
     method @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public android.hardware.location.ContextHubTransaction<java.lang.Void> loadNanoApp(@NonNull android.hardware.location.ContextHubInfo, @NonNull android.hardware.location.NanoAppBinary);
     method @FlaggedApi("android.chre.flags.offload_api") @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public void openSession(@NonNull android.hardware.contexthub.HubEndpoint, @NonNull android.hardware.contexthub.HubEndpointInfo);
+    method @FlaggedApi("android.chre.flags.offload_api") @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public void openSession(@NonNull android.hardware.contexthub.HubEndpoint, @NonNull android.hardware.contexthub.HubEndpointInfo, @NonNull android.hardware.contexthub.HubServiceInfo);
     method @NonNull @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB) public android.hardware.location.ContextHubTransaction<java.util.List<android.hardware.location.NanoAppState>> queryNanoApps(@NonNull android.hardware.location.ContextHubInfo);
     method @Deprecated public int registerCallback(@NonNull android.hardware.location.ContextHubManager.Callback);
     method @Deprecated public int registerCallback(android.hardware.location.ContextHubManager.Callback, android.os.Handler);
@@ -8111,6 +8151,25 @@
 
 }
 
+package android.media.quality {
+
+  @FlaggedApi("android.media.tv.flags.media_quality_fw") public final class MediaQualityManager {
+    method @NonNull public java.util.List<java.lang.String> getPictureProfileAllowList();
+    method @NonNull public java.util.List<java.lang.String> getPictureProfilePackageNames();
+    method @NonNull public java.util.List<android.media.quality.PictureProfile> getPictureProfilesByPackage(@NonNull String);
+    method public void setAutoPictureQualityEnabled(boolean);
+    method public void setPictureProfileAllowList(@NonNull java.util.List<java.lang.String>);
+    method public void setSuperResolutionEnabled(boolean);
+  }
+
+  public static final class PictureProfile.Builder {
+    method @NonNull public android.media.quality.PictureProfile.Builder setInputId(@NonNull String);
+    method @NonNull public android.media.quality.PictureProfile.Builder setPackageName(@NonNull String);
+    method @NonNull public android.media.quality.PictureProfile.Builder setProfileType(int);
+  }
+
+}
+
 package android.media.session {
 
   public final class MediaSessionManager {
@@ -8403,18 +8462,96 @@
 
   @FlaggedApi("android.media.tv.flags.tif_extension_standardization") public final class TvInputServiceExtensionManager {
     method @RequiresPermission(android.Manifest.permission.TV_INPUT_HARDWARE) public int registerExtensionIBinder(@NonNull String, @NonNull android.os.IBinder);
-    field public static final String IBROADCAST_TIME = "android.media.tv.extension.time.BroadcastTime";
+    field public static final String IANALOG_ATTRIBUTE_INTERFACE = "android.media.tv.extension.analog.IAnalogAttributeInterface";
+    field public static final String IANALOG_AUDIO_INFO = "android.media.tv.extension.signal.IAnalogAudioInfo";
+    field public static final String IAUDIO_SIGNAL_INFO = "android.media.tv.extension.signal.IAudioSignalInfo";
+    field public static final String IAUDIO_SIGNAL_INFO_LISTENER = "android.media.tv.extension.signal.IAudioSignalInfoListener";
+    field public static final String IBROADCAST_TIME = "android.media.tv.extension.time.IBroadcastTime";
+    field public static final String ICAM_APP_INFO_LISTENER = "android.media.tv.extension.cam.ICamAppInfoListener";
     field public static final String ICAM_APP_INFO_SERVICE = "android.media.tv.extension.cam.ICamAppInfoService";
+    field public static final String ICAM_DRM_INFO_LISTENER = "android.media.tv.extension.cam.ICamDrmInfoListener";
+    field public static final String ICAM_HOST_CONTROL_ASK_RELEASE_REPLY_CALLBACK = "android.media.tv.extension.cam.ICamHostControlAskReleaseReplyCallback";
+    field public static final String ICAM_HOST_CONTROL_INFO_LISTENER = "android.media.tv.extension.cam.ICamHostControlInfoListener";
+    field public static final String ICAM_HOST_CONTROL_SERVICE = "android.media.tv.extension.cam.ICamHostControlService";
+    field public static final String ICAM_HOST_CONTROL_TUNE_QUIETLY_FLAG = "android.media.tv.extension.cam.ICamHostControlTuneQuietlyFlag";
+    field public static final String ICAM_HOST_CONTROL_TUNE_QUIETLY_FLAG_LISTENER = "android.media.tv.extension.cam.ICamHostControlTuneQuietlyFlagListener";
+    field public static final String ICAM_INFO_LISTENER = "android.media.tv.extension.cam.ICamInfoListener";
+    field public static final String ICAM_MONITORING_SERVICE = "android.media.tv.extension.cam.ICamMonitoringService";
+    field public static final String ICAM_PIN_CAPABILITY_LISTENER = "android.media.tv.extension.cam.ICamPinCapabilityListener";
+    field public static final String ICAM_PIN_SERVICE = "android.media.tv.extension.cam.ICamPinService";
+    field public static final String ICAM_PIN_STATUS_LISTENER = "android.media.tv.extension.cam.ICamPinStatusListener";
+    field public static final String ICAM_PROFILE_INTERFACE = "android.media.tv.extension.cam.ICamProfileInterface";
+    field public static final String ICHANNEL_LIST_TRANSFER = "android.media.tv.extension.servicedb.IChannelListTransfer";
+    field public static final String ICHANNEL_TUNED_INTERFACE = "android.media.tv.extension.tune.IChannelTunedInterface";
+    field public static final String ICHANNEL_TUNED_LISTENER = "android.media.tv.extension.tune.IChannelTunedListener";
+    field public static final String ICI_OPERATOR_INTERFACE = "android.media.tv.extension.cam.ICiOperatorInterface";
+    field public static final String ICI_OPERATOR_LISTENER = "android.media.tv.extension.cam.ICiOperatorListener";
     field public static final String ICLIENT_TOKEN = "android.media.tv.extension.clienttoken.IClientToken";
+    field public static final String ICONTENT_CONTROL_SERVICE = "android.media.tv.extension.cam.IContentControlService";
     field public static final String IDATA_SERVICE_SIGNAL_INFO = "android.media.tv.extension.teletext.IDataServiceSignalInfo";
+    field public static final String IDATA_SERVICE_SIGNAL_INFO_LISTENER = "android.media.tv.extension.teletext.IDataServiceSignalInfoListener";
+    field public static final String IDELETE_RECORDED_CONTENTS_CALLBACK = "android.media.tv.extension.pvr.IDeleteRecordedContentsCallback";
+    field public static final String IDOWNLOADABLE_RATING_TABLE_MONITOR = "android.media.tv.extension.rating.IDownloadableRatingTableMonitor";
+    field public static final String IENTER_MENU_ERROR_CALLBACK = "android.media.tv.extension.cam.IEnterMenuErrorCallback";
+    field public static final String IEVENT_DOWNLOAD = "android.media.tv.extension.event.IEventDownload";
+    field public static final String IEVENT_DOWNLOAD_LISTENER = "android.media.tv.extension.event.IEventDownloadListener";
+    field public static final String IEVENT_DOWNLOAD_SESSION = "android.media.tv.extension.event.IEventDownloadSession";
     field public static final String IEVENT_MONITOR = "android.media.tv.extension.event.IEventMonitor";
+    field public static final String IEVENT_MONITOR_LISTENER = "android.media.tv.extension.event.IEventMonitorListener";
+    field public static final String IFAVORITE_NETWORK = "android.media.tv.extension.scan.IFavoriteNetwork";
+    field public static final String IFAVORITE_NETWORK_LISTENER = "android.media.tv.extension.scan.IFavoriteNetworkListener";
+    field public static final String IGET_INFO_RECORDED_CONTENTS_CALLBACK = "android.media.tv.extension.pvr.IGetInfoRecordedContentsCallback";
+    field public static final String IHDMI_SIGNAL_INFO_LISTENER = "android.media.tv.extension.signal.IHdmiSignalInfoListener";
     field public static final String IHDMI_SIGNAL_INTERFACE = "android.media.tv.extension.signal.IHdmiSignalInterface";
+    field public static final String IHDPLUS_INFO = "android.media.tv.extension.scan.IHDPlusInfo";
+    field public static final String ILCNV2_CHANNEL_LIST = "android.media.tv.extension.scan.ILcnV2ChannelList";
+    field public static final String ILCNV2_CHANNEL_LIST_LISTENER = "android.media.tv.extension.scan.ILcnV2ChannelListListener";
+    field public static final String ILCN_CONFLICT = "android.media.tv.extension.scan.ILcnConflict";
+    field public static final String ILCN_CONFLICT_LISTENER = "android.media.tv.extension.scan.ILcnConflictListener";
+    field public static final String IMMI_INTERFACE = "android.media.tv.extension.cam.IMmiInterface";
+    field public static final String IMMI_SESSION = "android.media.tv.extension.cam.IMmiSession";
+    field public static final String IMMI_STATUS_CALLBACK = "android.media.tv.extension.cam.IMmiStatusCallback";
+    field public static final String IMUX_TUNE = "android.media.tv.extension.tune.IMuxTune";
+    field public static final String IMUX_TUNE_SESSION = "android.media.tv.extension.tune.IMuxTuneSession";
     field public static final String IOAD_UPDATE_INTERFACE = "android.media.tv.extension.oad.IOadUpdateInterface";
+    field public static final String IOPERATOR_DETECTION = "android.media.tv.extension.scan.IOperatorDetection";
+    field public static final String IOPERATOR_DETECTION_LISTENER = "android.media.tv.extension.scan.IOperatorDetectionListener";
+    field public static final String IPMT_RATING_INTERFACE = "android.media.tv.extension.rating.IPmtRatingInterface";
+    field public static final String IPMT_RATING_LISTENER = "android.media.tv.extension.rating.IPmtRatingListener";
+    field public static final String IPROGRAM_INFO = "android.media.tv.extension.rating.IProgramInfo";
+    field public static final String IPROGRAM_INFO_LISTENER = "android.media.tv.extension.rating.IProgramInfoListener";
     field public static final String IRATING_INTERFACE = "android.media.tv.extension.rating.IRatingInterface";
     field public static final String IRECORDED_CONTENTS = "android.media.tv.extension.pvr.IRecordedContents";
+    field public static final String IREGION_CHANNEL_LIST = "android.media.tv.extension.scan.IRegionChannelList";
+    field public static final String IREGION_CHANNEL_LIST_LISTENER = "android.media.tv.extension.scan.IRegionChannelListListener";
+    field public static final String ISCAN_BACKGROUND_SERVICE_UPDATE = "android.media.tv.extension.scanbsu.IScanBackgroundServiceUpdate";
+    field public static final String ISCAN_BACKGROUND_SERVICE_UPDATE_LISTENER = "android.media.tv.extension.scanbsu.IScanBackgroundServiceUpdateListener";
     field public static final String ISCAN_INTERFACE = "android.media.tv.extension.scan.IScanInterface";
+    field public static final String ISCAN_LISTENER = "android.media.tv.extension.scan.IScanListener";
+    field public static final String ISCAN_SAT_SEARCH = "android.media.tv.extension.scan.IScanSatSearch";
+    field public static final String ISCAN_SESSION = "android.media.tv.extension.scan.IScanSession";
     field public static final String ISCREEN_MODE_SETTINGS = "android.media.tv.extension.screenmode.IScreenModeSettings";
+    field public static final String ISERVICE_LIST = "android.media.tv.extension.servicedb.IServiceList";
+    field public static final String ISERVICE_LIST_EDIT = "android.media.tv.extension.servicedb.IServiceListEdit";
     field public static final String ISERVICE_LIST_EDIT_LISTENER = "android.media.tv.extension.servicedb.IServiceListEditListener";
+    field public static final String ISERVICE_LIST_EXPORT_LISTENER = "android.media.tv.extension.servicedb.IServiceListExportListener";
+    field public static final String ISERVICE_LIST_EXPORT_SESSION = "android.media.tv.extension.servicedb.IServiceListExportSession";
+    field public static final String ISERVICE_LIST_IMPORT_LISTENER = "android.media.tv.extension.servicedb.IServiceListImportListener";
+    field public static final String ISERVICE_LIST_IMPORT_SESSION = "android.media.tv.extension.servicedb.IServiceListImportSession";
+    field public static final String ISERVICE_LIST_SET_CHANNEL_LIST_LISTENER = "android.media.tv.extension.servicedb.IServiceListSetChannelListListener";
+    field public static final String ISERVICE_LIST_SET_CHANNEL_LIST_SESSION = "android.media.tv.extension.servicedb.IServiceListSetChannelListSession";
+    field public static final String ISERVICE_LIST_TRANSFER_INTERFACE = "android.media.tv.extension.servicedb.IServiceListTransferInterface";
+    field public static final String ITARGET_REGION = "android.media.tv.extension.scan.ITargetRegion";
+    field public static final String ITARGET_REGION_LISTENER = "android.media.tv.extension.scan.ITargetRegionListener";
+    field public static final String ITELETEXT_PAGE_SUB_CODE = "android.media.tv.extension.teletext.ITeletextPageSubCode";
+    field public static final String ITKGS_INFO = "android.media.tv.extension.scan.ITkgsInfo";
+    field public static final String ITKGS_INFO_LISTENER = "android.media.tv.extension.scan.ITkgsInfoListener";
+    field public static final String ITUNER_FRONTEND_SIGNAL_INFO_INTERFACE = "android.media.tv.extension.signal.ITunerFrontendSignalInfoInterface";
+    field public static final String ITUNER_FRONTEND_SIGNAL_INFO_LISTENER = "android.media.tv.extension.signal.ITunerFrontendSignalInfoListener";
+    field public static final String IVBI_RATING_INTERFACE = "android.media.tv.extension.rating.IVbiRatingInterface";
+    field public static final String IVBI_RATING_LISTENER = "android.media.tv.extension.rating.IVbiRatingListener";
+    field public static final String IVIDEO_SIGNAL_INFO = "android.media.tv.extension.signal.IVideoSignalInfo";
+    field public static final String IVIDEO_SIGNAL_INFO_LISTENER = "android.media.tv.extension.signal.IVideoSignalInfoListener";
     field public static final int REGISTER_FAIL_IMPLEMENTATION_NOT_STANDARDIZED = 2; // 0x2
     field public static final int REGISTER_FAIL_NAME_NOT_STANDARDIZED = 1; // 0x1
     field public static final int REGISTER_FAIL_REMOTE_EXCEPTION = 3; // 0x3
@@ -12724,6 +12861,36 @@
 
 }
 
+package android.security.authenticationpolicy {
+
+  @FlaggedApi("android.security.secure_lockdown") public final class AuthenticationPolicyManager {
+    method @FlaggedApi("android.security.secure_lockdown") @RequiresPermission(android.Manifest.permission.MANAGE_SECURE_LOCK_DEVICE) public int disableSecureLockDevice(@NonNull android.security.authenticationpolicy.DisableSecureLockDeviceParams);
+    method @FlaggedApi("android.security.secure_lockdown") @RequiresPermission(android.Manifest.permission.MANAGE_SECURE_LOCK_DEVICE) public int enableSecureLockDevice(@NonNull android.security.authenticationpolicy.EnableSecureLockDeviceParams);
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_ALREADY_ENABLED = 6; // 0x6
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_INSUFFICIENT_BIOMETRICS = 5; // 0x5
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_INVALID_PARAMS = 3; // 0x3
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_NO_BIOMETRICS_ENROLLED = 4; // 0x4
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_UNKNOWN = 0; // 0x0
+    field @FlaggedApi("android.security.secure_lockdown") public static final int ERROR_UNSUPPORTED = 2; // 0x2
+    field @FlaggedApi("android.security.secure_lockdown") public static final int SUCCESS = 1; // 0x1
+  }
+
+  @FlaggedApi("android.security.secure_lockdown") public final class DisableSecureLockDeviceParams implements android.os.Parcelable {
+    ctor public DisableSecureLockDeviceParams(@NonNull String);
+    method public int describeContents();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.security.authenticationpolicy.DisableSecureLockDeviceParams> CREATOR;
+  }
+
+  @FlaggedApi("android.security.secure_lockdown") public final class EnableSecureLockDeviceParams implements android.os.Parcelable {
+    ctor public EnableSecureLockDeviceParams(@NonNull String);
+    method public int describeContents();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.security.authenticationpolicy.EnableSecureLockDeviceParams> CREATOR;
+  }
+
+}
+
 package android.security.forensic {
 
   @FlaggedApi("android.security.afl_api") public class ForensicManager {
@@ -15146,6 +15313,32 @@
     method @NonNull public android.telephony.CellIdentityWcdma sanitizeLocationInfo();
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.cellular_identifier_disclosure_indications") public final class CellularIdentifierDisclosure implements android.os.Parcelable {
+    method public int describeContents();
+    method public int getCellularIdentifier();
+    method public int getNasProtocolMessage();
+    method @NonNull public String getPlmn();
+    method public boolean isEmergency();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field public static final int CELLULAR_IDENTIFIER_IMEI = 2; // 0x2
+    field public static final int CELLULAR_IDENTIFIER_IMSI = 1; // 0x1
+    field public static final int CELLULAR_IDENTIFIER_SUCI = 3; // 0x3
+    field public static final int CELLULAR_IDENTIFIER_UNKNOWN = 0; // 0x0
+    field @NonNull public static final android.os.Parcelable.Creator<android.telephony.CellularIdentifierDisclosure> CREATOR;
+    field public static final int NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST = 1; // 0x1
+    field public static final int NAS_PROTOCOL_MESSAGE_AUTHENTICATION_AND_CIPHERING_RESPONSE = 6; // 0x6
+    field public static final int NAS_PROTOCOL_MESSAGE_CM_REESTABLISHMENT_REQUEST = 9; // 0x9
+    field public static final int NAS_PROTOCOL_MESSAGE_CM_SERVICE_REQUEST = 10; // 0xa
+    field public static final int NAS_PROTOCOL_MESSAGE_DEREGISTRATION_REQUEST = 8; // 0x8
+    field public static final int NAS_PROTOCOL_MESSAGE_DETACH_REQUEST = 3; // 0x3
+    field public static final int NAS_PROTOCOL_MESSAGE_IDENTITY_RESPONSE = 2; // 0x2
+    field public static final int NAS_PROTOCOL_MESSAGE_IMSI_DETACH_INDICATION = 11; // 0xb
+    field public static final int NAS_PROTOCOL_MESSAGE_LOCATION_UPDATE_REQUEST = 5; // 0x5
+    field public static final int NAS_PROTOCOL_MESSAGE_REGISTRATION_REQUEST = 7; // 0x7
+    field public static final int NAS_PROTOCOL_MESSAGE_TRACKING_AREA_UPDATE_REQUEST = 4; // 0x4
+    field public static final int NAS_PROTOCOL_MESSAGE_UNKNOWN = 0; // 0x0
+  }
+
   public final class DataFailCause {
     field @Deprecated public static final int VSNCP_APN_UNATHORIZED = 2238; // 0x8be
   }
@@ -15597,6 +15790,75 @@
     field public static final int USER_NOT_MEMBER_OF_CUG = 87; // 0x57
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.security_algorithms_update_indications") public final class SecurityAlgorithmUpdate implements android.os.Parcelable {
+    method public int describeContents();
+    method public int getConnectionEvent();
+    method public int getEncryption();
+    method public int getIntegrity();
+    method public boolean isUnprotectedEmergency();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field public static final int CONNECTION_EVENT_AS_SIGNALLING_5G = 11; // 0xb
+    field public static final int CONNECTION_EVENT_AS_SIGNALLING_LTE = 5; // 0x5
+    field public static final int CONNECTION_EVENT_CS_SIGNALLING_3G = 2; // 0x2
+    field public static final int CONNECTION_EVENT_CS_SIGNALLING_GSM = 0; // 0x0
+    field public static final int CONNECTION_EVENT_NAS_SIGNALLING_5G = 10; // 0xa
+    field public static final int CONNECTION_EVENT_NAS_SIGNALLING_LTE = 4; // 0x4
+    field public static final int CONNECTION_EVENT_PS_SIGNALLING_3G = 3; // 0x3
+    field public static final int CONNECTION_EVENT_PS_SIGNALLING_GPRS = 1; // 0x1
+    field public static final int CONNECTION_EVENT_VOLTE_RTP = 8; // 0x8
+    field public static final int CONNECTION_EVENT_VOLTE_RTP_SOS = 9; // 0x9
+    field public static final int CONNECTION_EVENT_VOLTE_SIP = 6; // 0x6
+    field public static final int CONNECTION_EVENT_VOLTE_SIP_SOS = 7; // 0x7
+    field public static final int CONNECTION_EVENT_VONR_RTP = 14; // 0xe
+    field public static final int CONNECTION_EVENT_VONR_RTP_SOS = 15; // 0xf
+    field public static final int CONNECTION_EVENT_VONR_SIP = 12; // 0xc
+    field public static final int CONNECTION_EVENT_VONR_SIP_SOS = 13; // 0xd
+    field @NonNull public static final android.os.Parcelable.Creator<android.telephony.SecurityAlgorithmUpdate> CREATOR;
+    field public static final int SECURITY_ALGORITHM_A50 = 0; // 0x0
+    field public static final int SECURITY_ALGORITHM_A51 = 1; // 0x1
+    field public static final int SECURITY_ALGORITHM_A52 = 2; // 0x2
+    field public static final int SECURITY_ALGORITHM_A53 = 3; // 0x3
+    field public static final int SECURITY_ALGORITHM_A54 = 4; // 0x4
+    field public static final int SECURITY_ALGORITHM_AES_CBC = 71; // 0x47
+    field public static final int SECURITY_ALGORITHM_AES_EDE3_CBC = 73; // 0x49
+    field public static final int SECURITY_ALGORITHM_AES_GCM = 69; // 0x45
+    field public static final int SECURITY_ALGORITHM_AES_GMAC = 70; // 0x46
+    field public static final int SECURITY_ALGORITHM_AUTH_HMAC_SHA2_256_128 = 101; // 0x65
+    field public static final int SECURITY_ALGORITHM_DES_EDE3_CBC = 72; // 0x48
+    field public static final int SECURITY_ALGORITHM_EEA0 = 41; // 0x29
+    field public static final int SECURITY_ALGORITHM_EEA1 = 42; // 0x2a
+    field public static final int SECURITY_ALGORITHM_EEA2 = 43; // 0x2b
+    field public static final int SECURITY_ALGORITHM_EEA3 = 44; // 0x2c
+    field public static final int SECURITY_ALGORITHM_ENCR_AES_CBC = 100; // 0x64
+    field public static final int SECURITY_ALGORITHM_ENCR_AES_GCM_16 = 99; // 0x63
+    field public static final int SECURITY_ALGORITHM_GEA0 = 14; // 0xe
+    field public static final int SECURITY_ALGORITHM_GEA1 = 15; // 0xf
+    field public static final int SECURITY_ALGORITHM_GEA2 = 16; // 0x10
+    field public static final int SECURITY_ALGORITHM_GEA3 = 17; // 0x11
+    field public static final int SECURITY_ALGORITHM_GEA4 = 18; // 0x12
+    field public static final int SECURITY_ALGORITHM_GEA5 = 19; // 0x13
+    field public static final int SECURITY_ALGORITHM_HMAC_MD5_96 = 75; // 0x4b
+    field public static final int SECURITY_ALGORITHM_HMAC_SHA1_96 = 74; // 0x4a
+    field public static final int SECURITY_ALGORITHM_IMS_NULL = 67; // 0x43
+    field public static final int SECURITY_ALGORITHM_NEA0 = 55; // 0x37
+    field public static final int SECURITY_ALGORITHM_NEA1 = 56; // 0x38
+    field public static final int SECURITY_ALGORITHM_NEA2 = 57; // 0x39
+    field public static final int SECURITY_ALGORITHM_NEA3 = 58; // 0x3a
+    field public static final int SECURITY_ALGORITHM_ORYX = 124; // 0x7c
+    field public static final int SECURITY_ALGORITHM_OTHER = 114; // 0x72
+    field public static final int SECURITY_ALGORITHM_RTP = 85; // 0x55
+    field public static final int SECURITY_ALGORITHM_SIP_NO_IPSEC_CONFIG = 66; // 0x42
+    field public static final int SECURITY_ALGORITHM_SIP_NULL = 68; // 0x44
+    field public static final int SECURITY_ALGORITHM_SRTP_AES_COUNTER = 87; // 0x57
+    field public static final int SECURITY_ALGORITHM_SRTP_AES_F8 = 88; // 0x58
+    field public static final int SECURITY_ALGORITHM_SRTP_HMAC_SHA1 = 89; // 0x59
+    field public static final int SECURITY_ALGORITHM_SRTP_NULL = 86; // 0x56
+    field public static final int SECURITY_ALGORITHM_UEA0 = 29; // 0x1d
+    field public static final int SECURITY_ALGORITHM_UEA1 = 30; // 0x1e
+    field public static final int SECURITY_ALGORITHM_UEA2 = 31; // 0x1f
+    field public static final int SECURITY_ALGORITHM_UNKNOWN = 113; // 0x71
+  }
+
   public class ServiceState implements android.os.Parcelable {
     method @Nullable public android.telephony.NetworkRegistrationInfo getNetworkRegistrationInfo(int, int);
     method @NonNull public java.util.List<android.telephony.NetworkRegistrationInfo> getNetworkRegistrationInfoListForDomain(int);
@@ -15821,6 +16083,7 @@
     field @RequiresPermission(android.Manifest.permission.READ_PHONE_STATE) public static final int EVENT_CALL_FORWARDING_INDICATOR_CHANGED = 4; // 0x4
     field public static final int EVENT_CALL_STATE_CHANGED = 6; // 0x6
     field public static final int EVENT_CARRIER_NETWORK_CHANGED = 17; // 0x11
+    field @FlaggedApi("com.android.internal.telephony.flags.cellular_identifier_disclosure_indications") @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public static final int EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED = 47; // 0x2f
     field @RequiresPermission(allOf={android.Manifest.permission.READ_PHONE_STATE, android.Manifest.permission.ACCESS_FINE_LOCATION}) public static final int EVENT_CELL_INFO_CHANGED = 11; // 0xb
     field @RequiresPermission(android.Manifest.permission.ACCESS_FINE_LOCATION) public static final int EVENT_CELL_LOCATION_CHANGED = 5; // 0x5
     field public static final int EVENT_DATA_ACTIVATION_STATE_CHANGED = 19; // 0x13
@@ -15845,6 +16108,7 @@
     field @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public static final int EVENT_PRECISE_DATA_CONNECTION_STATE_CHANGED = 13; // 0xd
     field @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public static final int EVENT_RADIO_POWER_STATE_CHANGED = 24; // 0x18
     field @RequiresPermission(allOf={android.Manifest.permission.READ_PRECISE_PHONE_STATE, android.Manifest.permission.ACCESS_FINE_LOCATION}) public static final int EVENT_REGISTRATION_FAILURE = 31; // 0x1f
+    field @FlaggedApi("com.android.internal.telephony.flags.cellular_identifier_disclosure_indications") @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public static final int EVENT_SECURITY_ALGORITHMS_CHANGED = 46; // 0x2e
     field public static final int EVENT_SERVICE_STATE_CHANGED = 1; // 0x1
     field public static final int EVENT_SIGNAL_STRENGTHS_CHANGED = 9; // 0x9
     field public static final int EVENT_SIGNAL_STRENGTH_CHANGED = 2; // 0x2
@@ -15863,6 +16127,10 @@
     method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public default void onCallStatesChanged(@NonNull java.util.List<android.telephony.CallState>);
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.cellular_identifier_disclosure_indications") public static interface TelephonyCallback.CellularIdentifierDisclosedListener {
+    method public void onCellularIdentifierDisclosedChanged(@NonNull android.telephony.CellularIdentifierDisclosure);
+  }
+
   public static interface TelephonyCallback.DataEnabledListener {
     method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public void onDataEnabledChanged(boolean, int);
   }
@@ -15901,6 +16169,10 @@
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void onRadioPowerStateChanged(int);
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.security_algorithms_update_indications") public static interface TelephonyCallback.SecurityAlgorithmsListener {
+    method public void onSecurityAlgorithmsChanged(@NonNull android.telephony.SecurityAlgorithmUpdate);
+  }
+
   @FlaggedApi("com.android.internal.telephony.flags.simultaneous_calling_indications") public static interface TelephonyCallback.SimultaneousCellularCallingSupportListener {
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void onSimultaneousCellularCallingSubscriptionsChanged(@NonNull java.util.Set<java.lang.Integer>);
   }
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 8fd2cd5..ad1d937 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1805,6 +1805,7 @@
     method @RequiresPermission(android.Manifest.permission.REMAP_MODIFIER_KEYS) public void remapModifierKey(int, int);
     method @FlaggedApi("com.android.input.flags.device_associations") @RequiresPermission("android.permission.ASSOCIATE_INPUT_DEVICE_TO_DISPLAY") public void removeUniqueIdAssociationByDescriptor(@NonNull String);
     method @RequiresPermission("android.permission.ASSOCIATE_INPUT_DEVICE_TO_DISPLAY") public void removeUniqueIdAssociationByPort(@NonNull String);
+    method public void resetLockedModifierState();
     field public static final long BLOCK_UNTRUSTED_TOUCHES = 158002302L; // 0x96aec7eL
   }
 
@@ -3398,6 +3399,10 @@
     ctor public BarringInfo.BarringServiceInfo(int, boolean, int, int);
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.cellular_identifier_disclosure_indications") public final class CellularIdentifierDisclosure implements android.os.Parcelable {
+    ctor public CellularIdentifierDisclosure(int, int, @NonNull String, boolean);
+  }
+
   public class MbmsDownloadSession implements java.lang.AutoCloseable {
     field public static final String MBMS_DOWNLOAD_SERVICE_OVERRIDE_METADATA = "mbms-download-service-override";
   }
@@ -3425,6 +3430,10 @@
     ctor @Deprecated public PreciseDataConnectionState(int, int, int, @NonNull String, @Nullable android.net.LinkProperties, int);
   }
 
+  @FlaggedApi("com.android.internal.telephony.flags.security_algorithms_update_indications") public final class SecurityAlgorithmUpdate implements android.os.Parcelable {
+    ctor public SecurityAlgorithmUpdate(int, int, int, boolean);
+  }
+
   public class ServiceState implements android.os.Parcelable {
     method public void addNetworkRegistrationInfo(android.telephony.NetworkRegistrationInfo);
     method public int getDataNetworkType();
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 419eb7d..38aea64 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -1270,27 +1270,22 @@
     }
 
     /**
-     * To make users aware of system features such as the app header menu and its various
-     * functionalities, educational dialogs are shown to demonstrate how to find and utilize these
-     * features. Using this method, an activity can specify if it wants these educational dialogs to
-     * be shown. When set to {@code true}, these dialogs are not completely blocked; however, the
-     * system will be notified that they should not be shown unless necessary. If this API is not
-     * called, the system's educational dialogs are not limited by default.
+     * Requests to show the “Open in browser” education. “Open in browser” is a feature
+     * within the app header that allows users to switch from an app to the web. The feature
+     * is made available when an application is opened by a user clicking a link or when a
+     * link is provided by an application. Links can be provided by utilizing
+     * {@link AssistContent#EXTRA_AUTHENTICATING_USER_WEB_URI} or
+     * {@link AssistContent#setWebUri}.
      *
-     * <p>This method can be utilized when activities have states where showing an
-     * educational dialog would be disruptive to the user. For example, if a game application is
-     * expecting prompt user input, this method can be used to limit educational dialogs such as the
-     * dialogs that showcase the app header's features which, in this instance, would disrupt the
-     * user's experience if shown.</p>
-     *
-     * <p>Note that educational dialogs may be shown soon after this activity is launched, so
-     * this method must be called early if the intent is to limit the dialogs from the start.</p>
+     * <p>This method should be utilized when an activity wants to nudge the user to switch
+     * to the web application in cases where the web may provide the user with a better
+     * experience. Note that this method does not guarantee that the education will be shown.</p>
      */
     @FlaggedApi(com.android.window.flags.Flags.FLAG_ENABLE_DESKTOP_WINDOWING_APP_TO_WEB_EDUCATION)
-    public final void setLimitSystemEducationDialogs(boolean limitSystemEducationDialogs) {
+    public final void requestOpenInBrowserEducation() {
         try {
             ActivityTaskManager
-                  .getService().setLimitSystemEducationDialogs(mToken, limitSystemEducationDialogs);
+                  .getService().requestOpenInBrowserEducation(mToken);
         } catch (RemoteException e) {
             // Empty
         }
diff --git a/core/java/android/app/AppOpsManager.java b/core/java/android/app/AppOpsManager.java
index ce0ec60..3476578 100644
--- a/core/java/android/app/AppOpsManager.java
+++ b/core/java/android/app/AppOpsManager.java
@@ -8934,12 +8934,21 @@
     }
 
     /**
-     * Do a quick check for whether an application might be able to perform an operation.
-     * This is <em>not</em> a security check; you must use {@link #noteOp(String, int, String,
-     * String, String)} or {@link #startOp(String, int, String, String, String)} for your actual
-     * security checks. This function can just be used for a quick check to see if an operation has
-     * been disabled for the application, as an early reject of some work.  This does not modify the
-     * time stamp or other data about the operation.
+     * Check whether an application might be able to perform an operation.
+     * <p>
+     * For platform versions before {@link android.os.Build.VERSION_CODES#BAKLAVA}, this is
+     * <em>not</em> a security check; you must use {@link #noteOp(String, int, String, String,
+     * String)} or {@link #startOp(String, int, String, String, String)} for your actual security
+     * checks. This function can just be used for a quick check to see if an operation has been
+     * disabled for the application, as an early reject of some work.
+     * <p>
+     * For platform versions equal to or after {@link android.os.Build.VERSION_CODES#BAKLAVA}, this
+     * is no longer an unsafe check, and it does the same security check as {@link #noteOp(String,
+     * int, String, String, String)} and {@link #startOp(String, int, String, String, String)}.
+     * However, it's preferred to use {@link #checkOp(String, int, String)}, since the word "unsafe"
+     * in the name of this API is no longer accurate.
+     * <p>
+     * This API does not modify the time stamp or other data about the operation.
      *
      * @param op The operation to check.  One of the OPSTR_* constants.
      * @param uid The user id of the application attempting to perform the operation.
@@ -8948,31 +8957,108 @@
      * {@link #MODE_IGNORED} if it is not allowed and should be silently ignored (without
      * causing the app to crash).
      * @throws SecurityException If the app has been configured to crash on this op.
+     *
+     * @deprecated Use {@link #checkOp(String, int, String)}
      */
+    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int unsafeCheckOp(@NonNull String op, int uid, @NonNull String packageName) {
         return checkOp(strOpToOp(op), uid, packageName);
     }
 
     /**
-     * @deprecated Renamed to {@link #unsafeCheckOp(String, int, String)}.
+     * Check whether an application can perform an operation.
+     * <p>
+     * For platform versions before {@link android.os.Build.VERSION_CODES#BAKLAVA}, this is
+     * <em>not</em> a security check; you must use {@link #noteOp(String, int, String, String,
+     * String)} or {@link #startOp(String, int, String, String, String)} for your actual security
+     * checks. This function can just be used for a quick check to see if an operation has been
+     * disabled for the application, as an early reject of some work.
+     * <p>
+     * For platform versions equal to or after {@link android.os.Build.VERSION_CODES#BAKLAVA}, it
+     * does the same security check as {@link #noteOp(String, int, String, String, String)} and
+     * {@link #startOp(String, int, String, String, String)}, and should be preferred to use.
+     * <p>
+     * This API does not modify the time stamp or other data about the operation.
+     *
+     * @param op The operation to check. One of the OPSTR_* constants.
+     * @param uid The uid of the application attempting to perform the operation.
+     * @param packageName The name of the application attempting to perform the operation.
+     * @return Returns {@link #MODE_ALLOWED} if the operation is allowed, or
+     * {@link #MODE_IGNORED} if it is not allowed and should be silently ignored (without
+     * causing the app to crash).
+     * @throws SecurityException If the app has been configured to crash on this op.
      */
-    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int checkOp(@NonNull String op, int uid, @NonNull String packageName) {
         return checkOp(strOpToOp(op), uid, packageName);
     }
 
     /**
-     * Like {@link #checkOp} but instead of throwing a {@link SecurityException} it
-     * returns {@link #MODE_ERRORED}.
+     * Like {@link #unsafeCheckOp(String, int, String)} but instead of throwing a
+     * {@link SecurityException} it returns {@link #MODE_ERRORED}.
+     *
+     * @deprecated Use {@link #checkOpNoThrow(String, int, String)}
      */
+    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int unsafeCheckOpNoThrow(@NonNull String op, int uid, @NonNull String packageName) {
         return checkOpNoThrow(strOpToOp(op), uid, packageName);
     }
 
     /**
-     * @deprecated Renamed to {@link #unsafeCheckOpNoThrow(String, int, String)}.
+     * Check whether an application can perform an operation. It does the same security check as
+     * {@link #noteOp(String, int, String, String, String)} and {@link #startOp(String, int, String,
+     * String, String)}, but does not modify the time stamp or other data about the operation.
+     *
+     * @param op The operation to check. One of the OPSTR_* constants.
+     * @param uid The uid of the application attempting to perform the operation.
+     * @param packageName The name of the application attempting to perform the operation.
+     * @param attributionTag The {@link Context#createAttributionContext attribution tag} of the
+     *                      calling context or {@code null} for default attribution
+     * @return Returns {@link #MODE_ALLOWED} if the operation is allowed, or {@link #MODE_IGNORED}
+     * if it is not allowed and should be silently ignored (without causing the app to crash).
+     * @throws SecurityException If the app has been configured to crash on this op.
      */
-    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
+    public int checkOp(@NonNull String op, int uid, @NonNull String packageName,
+            @Nullable String attributionTag) {
+        int mode = checkOpNoThrow(strOpToOp(op), uid, packageName, attributionTag,
+                Context.DEVICE_ID_DEFAULT);
+        if (mode == MODE_ERRORED) {
+            throw new SecurityException(buildSecurityExceptionMsg(strOpToOp(op), uid, packageName));
+        }
+        return mode;
+    }
+
+    /**
+     * Like {@link #checkOp(String, int, String, String)} but instead of throwing a
+     * {@link SecurityException} it returns {@link #MODE_ERRORED}.
+     */
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
+    public int checkOpNoThrow(@NonNull String op, int uid, @NonNull String packageName,
+            @Nullable String attributionTag) {
+        return checkOpNoThrow(strOpToOp(op), uid, packageName, attributionTag,
+                Context.DEVICE_ID_DEFAULT);
+    }
+
+    /**
+     * Like {@link #checkOp(String, int, String, String)} but returns the <em>raw</em> mode
+     * associated with the op. Does not throw a security exception, does not translate
+     * {@link #MODE_FOREGROUND}.
+     */
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
+    public int checkOpRawNoThrow(@NonNull String op, int uid, @NonNull String packageName,
+            @Nullable String attributionTag) {
+        return checkOpRawNoThrow(strOpToOp(op), uid, packageName, attributionTag,
+                Context.DEVICE_ID_DEFAULT);
+    }
+
+    /**
+     * Like {@link #checkOp(String, int, String)} but instead of throwing a
+     * {@link SecurityException} it returns {@link #MODE_ERRORED}.
+     */
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int checkOpNoThrow(@NonNull String op, int uid, @NonNull String packageName) {
         return checkOpNoThrow(strOpToOp(op), uid, packageName);
     }
@@ -8980,16 +9066,23 @@
     /**
      * Like {@link #checkOp} but returns the <em>raw</em> mode associated with the op.
      * Does not throw a security exception, does not translate {@link #MODE_FOREGROUND}.
+     *
+     * @deprecated Use {@link #checkOpRawNoThrow(String, int, String, String)} instead
      */
+    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int unsafeCheckOpRaw(@NonNull String op, int uid, @NonNull String packageName) {
         return unsafeCheckOpRawNoThrow(op, uid, packageName);
     }
 
     /**
-     * Like {@link #unsafeCheckOpNoThrow(String, int, String)} but returns the <em>raw</em>
-     * mode associated with the op. Does not throw a security exception, does not translate
-     * {@link #MODE_FOREGROUND}.
+     * Like {@link #checkOp} but returns the <em>raw</em> mode associated with the op.
+     * Does not throw a security exception, does not translate {@link #MODE_FOREGROUND}.
+     *
+     * @deprecated Use {@link #checkOpRawNoThrow(String, int, String, String)} instead
      */
+    @Deprecated
+    @FlaggedApi(android.permission.flags.Flags.FLAG_CHECK_OP_OVERLOAD_API_ENABLED)
     public int unsafeCheckOpRawNoThrow(@NonNull String op, int uid, @NonNull String packageName) {
         return unsafeCheckOpRawNoThrow(strOpToOp(op), uid, packageName);
     }
@@ -9000,8 +9093,9 @@
      * @hide
      */
     public int unsafeCheckOpRawNoThrow(int op, @NonNull AttributionSource attributionSource) {
-        return unsafeCheckOpRawNoThrow(op, attributionSource.getUid(),
-                attributionSource.getPackageName(), attributionSource.getDeviceId());
+        return checkOpRawNoThrow(op, attributionSource.getUid(),
+                attributionSource.getPackageName(), attributionSource.getAttributionTag(),
+                attributionSource.getDeviceId());
     }
 
     /**
@@ -9022,20 +9116,20 @@
      * @hide
      */
     public int unsafeCheckOpRawNoThrow(int op, int uid, @NonNull String packageName) {
-        return unsafeCheckOpRawNoThrow(op, uid, packageName, Context.DEVICE_ID_DEFAULT);
+        return checkOpRawNoThrow(op, uid, packageName, null, Context.DEVICE_ID_DEFAULT);
     }
 
-    private int unsafeCheckOpRawNoThrow(int op, int uid, @NonNull String packageName,
-            int virtualDeviceId) {
+    private int checkOpRawNoThrow(int op, int uid, @NonNull String packageName,
+            @Nullable String attributionTag, int virtualDeviceId) {
         try {
             int mode;
             if (isAppOpModeCachingEnabled(op)) {
                 mode = sAppOpModeCache.query(
-                        new AppOpModeQuery(op, uid, packageName, virtualDeviceId, null,
+                        new AppOpModeQuery(op, uid, packageName, virtualDeviceId, attributionTag,
                                 "unsafeCheckOpRawNoThrow"));
             } else {
                 mode = mService.checkOperationRawForDevice(
-                        op, uid, packageName, null, virtualDeviceId);
+                        op, uid, packageName, attributionTag, virtualDeviceId);
             }
             return mode;
         } catch (RemoteException e) {
@@ -9434,10 +9528,12 @@
     }
 
     /**
-     * Do a quick check for whether an application might be able to perform an operation.
-     * This is <em>not</em> a security check; you must use {@link #noteOp(String, int, String,
-     * String, String)} or {@link #startOp(int, int, String, boolean, String, String)} for your
-     * actual security checks, which also ensure that the given uid and package name are consistent.
+     * Check whether an application can perform an operation.
+     * <p>
+     * For platform versions before {@link android.os.Build.VERSION_CODES#BAKLAVA}, this is
+     * <em>not</em> a security check; you must use {@link #noteOp(String, int, String, String,
+     * String)} or {@link #startOp(int, int, String, boolean, String, String)} for your actual
+     * security checks, which also ensure that the given uid and package name are consistent.
      * This function can just be used for a quick check to see if an operation has been disabled for
      * the application, as an early reject of some work.  This does not modify the time stamp or
      * other data about the operation.
@@ -9453,6 +9549,13 @@
      *     as {@link #MODE_ALLOWED}.</li>
      * </ul>
      *
+     * <p>
+     * For platform versions equal to or after {@link android.os.Build.VERSION_CODES#BAKLAVA}, it
+     * does the same security check as {@link #noteOp(String, int, String, String, String)} and
+     * {@link #startOp(String, int, String, String, String)}.
+     * <p>
+     * This API does not modify the time stamp or other data about the operation.
+     *
      * @param op The operation to check.  One of the OP_* constants.
      * @param uid The user id of the application attempting to perform the operation.
      * @param packageName The name of the application attempting to perform the operation.
@@ -9464,29 +9567,11 @@
      */
     @UnsupportedAppUsage
     public int checkOp(int op, int uid, String packageName) {
-        try {
-            int mode;
-            if (isAppOpModeCachingEnabled(op)) {
-                mode = sAppOpModeCache.query(
-                        new AppOpModeQuery(op, uid, packageName, Context.DEVICE_ID_DEFAULT, null,
-                                "checkOp"));
-                if (mode == MODE_FOREGROUND) {
-                    // We only cache raw mode. If the mode is FOREGROUND, we need another binder
-                    // call to fetch translated value based on the process state.
-                    mode = mService.checkOperationForDevice(op, uid, packageName,
-                            Context.DEVICE_ID_DEFAULT);
-                }
-            } else {
-                mode = mService.checkOperationForDevice(op, uid, packageName,
-                        Context.DEVICE_ID_DEFAULT);
-            }
-            if (mode == MODE_ERRORED) {
-                throw new SecurityException(buildSecurityExceptionMsg(op, uid, packageName));
-            }
-            return mode;
-        } catch (RemoteException e) {
-            throw e.rethrowFromSystemServer();
+        int mode = checkOpNoThrow(op, uid, packageName, null, Context.DEVICE_ID_DEFAULT);
+        if (mode == MODE_ERRORED) {
+            throw new SecurityException(buildSecurityExceptionMsg(op, uid, packageName));
         }
+        return mode;
     }
 
     /**
@@ -9499,7 +9584,7 @@
      */
     public int checkOpNoThrow(int op, AttributionSource attributionSource) {
         return checkOpNoThrow(op, attributionSource.getUid(), attributionSource.getPackageName(),
-                attributionSource.getDeviceId());
+                attributionSource.getAttributionTag(), attributionSource.getDeviceId());
     }
 
     /**
@@ -9512,23 +9597,26 @@
      */
     @UnsupportedAppUsage
     public int checkOpNoThrow(int op, int uid, String packageName) {
-        return checkOpNoThrow(op, uid, packageName, Context.DEVICE_ID_DEFAULT);
+        return checkOpNoThrow(op, uid, packageName, null, Context.DEVICE_ID_DEFAULT);
     }
 
-    private int checkOpNoThrow(int op, int uid, String packageName, int virtualDeviceId) {
+    private int checkOpNoThrow(int op, int uid, String packageName, @Nullable String attributionTag,
+            int virtualDeviceId) {
         try {
             int mode;
             if (isAppOpModeCachingEnabled(op)) {
                 mode = sAppOpModeCache.query(
-                        new AppOpModeQuery(op, uid, packageName, virtualDeviceId, null,
+                        new AppOpModeQuery(op, uid, packageName, virtualDeviceId, attributionTag,
                                 "checkOpNoThrow"));
                 if (mode == MODE_FOREGROUND) {
                     // We only cache raw mode. If the mode is FOREGROUND, we need another binder
                     // call to fetch translated value based on the process state.
-                    mode = mService.checkOperationForDevice(op, uid, packageName, virtualDeviceId);
+                    mode = mService.checkOperationForDevice(op, uid, packageName, attributionTag,
+                            virtualDeviceId);
                 }
             } else {
-                mode = mService.checkOperationForDevice(op, uid, packageName, virtualDeviceId);
+                mode = mService.checkOperationForDevice(op, uid, packageName, attributionTag,
+                        virtualDeviceId);
             }
             return mode;
         } catch (RemoteException e) {
diff --git a/core/java/android/app/IActivityManager.aidl b/core/java/android/app/IActivityManager.aidl
index a8412fa..0668958 100644
--- a/core/java/android/app/IActivityManager.aidl
+++ b/core/java/android/app/IActivityManager.aidl
@@ -864,7 +864,8 @@
 
     /**
      * Suppress or reenable the rate limit on foreground service notification deferral.
-     * This is for use within CTS and is protected by android.permission.WRITE_DEVICE_CONFIG.
+     * This is for use within CTS and is protected by android.permission.WRITE_DEVICE_CONFIG
+     * and WRITE_ALLOWLISTED_DEVICE_CONFIG.
      *
      * @param enable false to suppress rate-limit policy; true to reenable it.
      */
diff --git a/core/java/android/app/IActivityTaskManager.aidl b/core/java/android/app/IActivityTaskManager.aidl
index ec7b72e..c6f62a2 100644
--- a/core/java/android/app/IActivityTaskManager.aidl
+++ b/core/java/android/app/IActivityTaskManager.aidl
@@ -242,8 +242,8 @@
 
     boolean supportsLocalVoiceInteraction();
 
-    // Sets whether system educational dialogs should be limited
-    void setLimitSystemEducationDialogs(IBinder appToken, boolean limitSystemEducationDialogs);
+    // Requests the "Open in browser" education to be shown
+    void requestOpenInBrowserEducation(IBinder appToken);
 
     // Get device configuration
     ConfigurationInfo getDeviceConfigurationInfo();
diff --git a/core/java/android/app/KeyguardManager.java b/core/java/android/app/KeyguardManager.java
index 62820ad..67f7bee 100644
--- a/core/java/android/app/KeyguardManager.java
+++ b/core/java/android/app/KeyguardManager.java
@@ -18,6 +18,7 @@
 
 import android.Manifest;
 import android.annotation.CallbackExecutor;
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -52,7 +53,9 @@
 import android.view.IWindowManager;
 import android.view.WindowManagerGlobal;
 
+import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.policy.IDeviceLockedStateListener;
 import com.android.internal.policy.IKeyguardDismissCallback;
 import com.android.internal.policy.IKeyguardLockedStateListener;
 import com.android.internal.util.Preconditions;
@@ -253,6 +256,26 @@
     private final ArrayMap<KeyguardLockedStateListener, Executor>
             mKeyguardLockedStateListeners = new ArrayMap<>();
 
+    private final IDeviceLockedStateListener mIDeviceLockedStateListener =
+            new IDeviceLockedStateListener.Stub() {
+                @Override
+                public void onDeviceLockedStateChanged(boolean isDeviceLocked) {
+                    if (!Flags.deviceUnlockListener()) {
+                        return;
+                    }
+                    synchronized (mDeviceLockedStateListeners) {
+                        mDeviceLockedStateListeners.forEach((listener, executor) -> {
+                            executor.execute(
+                                    () -> listener.onDeviceLockedStateChanged(isDeviceLocked));
+                        });
+                    }
+                }
+            };
+
+    @GuardedBy("mDeviceLockedStateListeners")
+    private final ArrayMap<DeviceLockedStateListener, Executor>
+            mDeviceLockedStateListeners = new ArrayMap<>();
+
     /**
      * Get an intent to prompt the user to confirm credentials (pin, pattern, password or biometrics
      * if enrolled) for the current user of the device. The caller is expected to launch this
@@ -1370,4 +1393,77 @@
             }
         }
     }
+
+
+    /**
+     * Listener for device locked state changes.
+     */
+    @FunctionalInterface
+    @FlaggedApi(Flags.FLAG_DEVICE_UNLOCK_LISTENER)
+    public interface DeviceLockedStateListener {
+        /**
+         * Callback function that executes when the device locked state changes.
+         */
+        void onDeviceLockedStateChanged(boolean isDeviceLocked);
+    }
+
+
+    /**
+     * Registers a listener to execute when the device locked state changes.
+     *
+     * @param executor The {@link Executor} where the {@code listener} will be invoked
+     * @param listener The listener to add to receive device locked state changes.
+     *
+     * @see #isDeviceLocked()
+     * @see #removeDeviceLockedStateListener(DeviceLockedStateListener)
+     */
+    @RequiresPermission(Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE)
+    @FlaggedApi(Flags.FLAG_DEVICE_UNLOCK_LISTENER)
+    public void addDeviceLockedStateListener(@NonNull @CallbackExecutor Executor executor,
+            @NonNull DeviceLockedStateListener listener) {
+        if (!Flags.deviceUnlockListener()) {
+            return;
+        }
+
+        synchronized (mDeviceLockedStateListeners) {
+            mDeviceLockedStateListeners.put(listener, executor);
+            if (mDeviceLockedStateListeners.size() > 1) {
+                return;
+            }
+            try {
+                mTrustManager.registerDeviceLockedStateListener(mIDeviceLockedStateListener,
+                        mContext.getDeviceId());
+            } catch (RemoteException re) {
+                Log.d(TAG, "TrustManager service died", re);
+            }
+        }
+    }
+
+    /**
+     * Unregisters a listener that executes when the device locked state changes.
+     *
+     * @param listener The listener to remove.
+     *
+     * @see #isDeviceLocked()
+     * @see #addDeviceLockedStateListener(Executor, DeviceLockedStateListener)
+     */
+    @RequiresPermission(Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE)
+    @FlaggedApi(Flags.FLAG_DEVICE_UNLOCK_LISTENER)
+    public void removeDeviceLockedStateListener(@NonNull DeviceLockedStateListener listener) {
+        if (!Flags.deviceUnlockListener()) {
+            return;
+        }
+
+        synchronized (mDeviceLockedStateListeners) {
+            mDeviceLockedStateListeners.remove(listener);
+            if (!mDeviceLockedStateListeners.isEmpty()) {
+                return;
+            }
+            try {
+                mTrustManager.unregisterDeviceLockedStateListener(mIDeviceLockedStateListener);
+            } catch (RemoteException re) {
+                Log.d(TAG, "TrustManager service died", re);
+            }
+        }
+    }
 }
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index cfe0ff9..ff73382 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -811,20 +811,32 @@
     }
 
     private static boolean isStandardLayout(int layoutId) {
-        // TODO: b/359128724 - Add to static list when inlining the flag.
+        if (Flags.notificationsRedesignTemplates()) {
+            return switch (layoutId) {
+                case R.layout.notification_2025_template_collapsed_base,
+                     R.layout.notification_2025_template_heads_up_base,
+                     R.layout.notification_2025_template_header,
+                     R.layout.notification_template_material_big_base,
+                     R.layout.notification_template_material_big_picture,
+                     R.layout.notification_template_material_big_text,
+                     R.layout.notification_template_material_inbox,
+                     R.layout.notification_template_material_messaging,
+                     R.layout.notification_template_material_big_messaging,
+                     R.layout.notification_template_material_conversation,
+                     R.layout.notification_template_material_media,
+                     R.layout.notification_template_material_big_media,
+                     R.layout.notification_template_material_call,
+                     R.layout.notification_template_material_big_call,
+                     R.layout.notification_template_header -> true;
+                case R.layout.notification_template_material_progress -> Flags.apiRichOngoing();
+                default -> false;
+            };
+        }
         if (Flags.apiRichOngoing()) {
             if (layoutId == R.layout.notification_template_material_progress) {
                 return true;
             }
         }
-        // TODO: b/378660052 - Add to static list when inlining the flag.
-        if (Flags.notificationsRedesignTemplates()) {
-            switch(layoutId) {
-                case R.layout.notification_2025_template_collapsed_base:
-                case R.layout.notification_2025_template_header:
-                    return true;
-            }
-        }
         return STANDARD_LAYOUTS.contains(layoutId);
     }
 
@@ -7505,7 +7517,11 @@
         }
 
         private int getHeadsUpBaseLayoutResource() {
-            return R.layout.notification_template_material_heads_up_base;
+            if (Flags.notificationsRedesignTemplates()) {
+                return R.layout.notification_2025_template_heads_up_base;
+            } else {
+                return R.layout.notification_template_material_heads_up_base;
+            }
         }
 
         private int getCompactHeadsUpBaseLayoutResource() {
@@ -9520,7 +9536,6 @@
                 contentView.setViewVisibility(R.id.icon, View.GONE);
                 contentView.setViewVisibility(R.id.conversation_face_pile, View.GONE);
                 contentView.setViewVisibility(R.id.conversation_icon, View.VISIBLE);
-                contentView.setBoolean(R.id.conversation_icon, "setApplyCircularCrop", true);
                 contentView.setImageViewIcon(R.id.conversation_icon, conversationIcon);
             } else if (mIsGroupConversation) {
                 contentView.setViewVisibility(R.id.icon, View.GONE);
@@ -11548,11 +11563,9 @@
             contentView.setBundle(R.id.progress,
                     "setProgressModel", model.toBundle());
 
-            if (mTrackerIcon != null) {
-                contentView.setIcon(R.id.progress,
-                        "setProgressTrackerIcon",
-                        mTrackerIcon);
-            }
+            contentView.setIcon(R.id.progress,
+                    "setProgressTrackerIcon",
+                    mTrackerIcon);
 
             return contentView;
         }
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index c49b022..c310f95 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -16,6 +16,8 @@
 
 package android.app;
 
+import static android.Manifest.permission.POST_NOTIFICATIONS;
+import static android.content.pm.PackageManager.PERMISSION_GRANTED;
 import static android.service.notification.Flags.notificationClassification;
 
 import android.annotation.CallbackExecutor;
@@ -1597,11 +1599,15 @@
      * Returns whether notifications from the calling package are enabled.
      */
     public boolean areNotificationsEnabled() {
-        INotificationManager service = getService();
-        try {
-            return service.areNotificationsEnabled(mContext.getPackageName());
-        } catch (RemoteException e) {
-            throw e.rethrowFromSystemServer();
+        if (Flags.nmBinderPerfPermissionCheck()) {
+            return mContext.checkSelfPermission(POST_NOTIFICATIONS) == PERMISSION_GRANTED;
+        } else {
+            INotificationManager service = getService();
+            try {
+                return service.areNotificationsEnabled(mContext.getPackageName());
+            } catch (RemoteException e) {
+                throw e.rethrowFromSystemServer();
+            }
         }
     }
 
diff --git a/core/java/android/app/PropertyInvalidatedCache.java b/core/java/android/app/PropertyInvalidatedCache.java
index 675152f..e218418 100644
--- a/core/java/android/app/PropertyInvalidatedCache.java
+++ b/core/java/android/app/PropertyInvalidatedCache.java
@@ -314,6 +314,14 @@
     @GuardedBy("mLock")
     private long mMisses = 0;
 
+    // This counter tracks the number of times {@link #recompute} returned a null value.  Null
+    // results are cached, or not, depending on instantiation arguments.  Caching nulls when they
+    // should not be cached is a functional error. Failing to cache nulls that can be cached is a
+    // performance error.  A non-zero value here means the cache should be examined to be sure
+    // that nulls are correctly cached, or not.
+    @GuardedBy("mLock")
+    private long mNulls = 0;
+
     @GuardedBy("mLock")
     private long[] mSkips = new long[MAX_RESERVED_NONCE + 1];
 
@@ -374,6 +382,11 @@
     private final String mCacheName;
 
     /**
+     * True if nulls are valid returns from recompute().
+     */
+    private final boolean mCacheNullResults;
+
+    /**
      * The function that computes a Result, given a Query.  This function is called on a
      * cache miss.
      */
@@ -509,6 +522,19 @@
         }
 
         /**
+         * Return true if the entry is in the cache.
+         */
+        boolean containsKey(Query query) {
+            final int uid = callerUid();
+            var map = mCache.get(uid);
+            if (map != null) {
+                return map.containsKey(query);
+            } else {
+                return false;
+            }
+        }
+
+        /**
          * Remove an entry from the cache.
          */
         void remove(Query query) {
@@ -1101,7 +1127,7 @@
      * @hide
      */
     public static record Args(@NonNull String mModule, @Nullable String mApi,
-            int mMaxEntries, boolean mIsolateUids, boolean mTestMode) {
+            int mMaxEntries, boolean mIsolateUids, boolean mTestMode, boolean mCacheNulls) {
 
         // Validation: the module must be one of the known module strings and the maxEntries must
         // be positive.
@@ -1119,24 +1145,29 @@
                     null,       // api
                     32,         // maxEntries
                     true,       // isolateUids
-                    false       // testMode
+                    false,      // testMode
+                    true        // allowNulls
                  );
         }
 
         public Args api(@NonNull String api) {
-            return new Args(mModule, api, mMaxEntries, mIsolateUids, mTestMode);
+            return new Args(mModule, api, mMaxEntries, mIsolateUids, mTestMode, mCacheNulls);
         }
 
         public Args maxEntries(int val) {
-            return new Args(mModule, mApi, val, mIsolateUids, mTestMode);
+            return new Args(mModule, mApi, val, mIsolateUids, mTestMode, mCacheNulls);
         }
 
         public Args isolateUids(boolean val) {
-            return new Args(mModule, mApi, mMaxEntries, val, mTestMode);
+            return new Args(mModule, mApi, mMaxEntries, val, mTestMode, mCacheNulls);
         }
 
         public Args testMode(boolean val) {
-            return new Args(mModule, mApi, mMaxEntries, mIsolateUids, val);
+            return new Args(mModule, mApi, mMaxEntries, mIsolateUids, val, mCacheNulls);
+        }
+
+        public Args cacheNulls(boolean val) {
+            return new Args(mModule, mApi, mMaxEntries, mIsolateUids, mTestMode, val);
         }
     }
 
@@ -1153,6 +1184,7 @@
             @Nullable QueryHandler<Query, Result> computer) {
         mPropertyName = createPropertyName(args.mModule, args.mApi);
         mCacheName = cacheName;
+        mCacheNullResults = args.mCacheNulls && Flags.picCacheNulls();
         mNonce = getNonceHandler(mPropertyName);
         mMaxEntries = args.mMaxEntries;
         mCache = new CacheMap<>(args.mIsolateUids, args.mTestMode);
@@ -1491,12 +1523,24 @@
                 }
                 return recompute(query);
             }
+
+            final boolean cacheHit;
             final Result cachedResult;
             synchronized (mLock) {
                 if (currentNonce == mLastSeenNonce) {
                     cachedResult = mCache.get(query);
-
-                    if (cachedResult != null) mHits++;
+                    if (cachedResult == null) {
+                        if (mCacheNullResults) {
+                            cacheHit = mCache.containsKey(query);
+                        } else {
+                            cacheHit = false;
+                        }
+                    } else {
+                        cacheHit = true;
+                    }
+                    if (cacheHit) {
+                        mHits++;
+                    }
                 } else {
                     if (DEBUG) {
                         Log.d(TAG, formatSimple(
@@ -1506,16 +1550,18 @@
                     }
                     clear();
                     mLastSeenNonce = currentNonce;
+                    cacheHit = false;
                     cachedResult = null;
                 }
             }
+
             // Cache hit --- but we're not quite done yet.  A value in the cache might need to
             // be augmented in a "refresh" operation.  The refresh operation can combine the
             // old and the new nonce values.  In order to make sure the new parts of the value
             // are consistent with the old, possibly-reused parts, we check the property value
             // again after the refresh and do the whole fetch again if the property invalidated
             // us while we were refreshing.
-            if (cachedResult != null) {
+            if (cacheHit) {
                 final Result refreshedResult = refresh(cachedResult, query);
                 if (refreshedResult != cachedResult) {
                     if (DEBUG) {
@@ -1550,6 +1596,7 @@
                 }
                 return maybeCheckConsistency(query, cachedResult);
             }
+
             // Cache miss: make the value from scratch.
             if (DEBUG) {
                 Log.d(TAG, "cache miss for " + cacheName() + " " + queryToString(query));
@@ -1558,8 +1605,13 @@
             synchronized (mLock) {
                 // If someone else invalidated the cache while we did the recomputation, don't
                 // update the cache with a potentially stale result.
-                if (mLastSeenNonce == currentNonce && result != null) {
-                    mCache.put(query, result);
+                if (mLastSeenNonce == currentNonce) {
+                    if (result != null || mCacheNullResults) {
+                        mCache.put(query, result);
+                    }
+                    if (result == null) {
+                        mNulls++;
+                    }
                 }
                 mMisses++;
             }
@@ -1977,8 +2029,8 @@
             pw.println(formatSimple("  Cache Name: %s", cacheName()));
             pw.println(formatSimple("    Property: %s", mPropertyName));
             pw.println(formatSimple(
-                "    Hits: %d, Misses: %d, Skips: %d, Clears: %d",
-                mHits, mMisses, getSkipsLocked(), mClears));
+                "    Hits: %d, Misses: %d, Skips: %d, Clears: %d, Nulls: %d",
+                mHits, mMisses, getSkipsLocked(), mClears, mNulls));
 
             // Print all the skip reasons.
             pw.format("    Skip-%s: %d", sNonceName[0], mSkips[0]);
diff --git a/core/java/android/app/SystemServiceRegistry.java b/core/java/android/app/SystemServiceRegistry.java
index 53a7dad..6a23349 100644
--- a/core/java/android/app/SystemServiceRegistry.java
+++ b/core/java/android/app/SystemServiceRegistry.java
@@ -241,6 +241,8 @@
 import android.security.advancedprotection.IAdvancedProtectionService;
 import android.security.attestationverification.AttestationVerificationManager;
 import android.security.attestationverification.IAttestationVerificationManagerService;
+import android.security.authenticationpolicy.AuthenticationPolicyManager;
+import android.security.authenticationpolicy.IAuthenticationPolicyService;
 import android.security.forensic.ForensicManager;
 import android.security.forensic.IForensicService;
 import android.security.keystore.KeyStoreManager;
@@ -1025,6 +1027,25 @@
                     }
                 });
 
+        registerService(Context.AUTHENTICATION_POLICY_SERVICE,
+                AuthenticationPolicyManager.class,
+                new CachedServiceFetcher<AuthenticationPolicyManager>() {
+                    @Override
+                    public AuthenticationPolicyManager createService(ContextImpl ctx)
+                            throws ServiceNotFoundException {
+                        if (!android.security.Flags.secureLockdown()) {
+                            throw new ServiceNotFoundException(
+                                    Context.AUTHENTICATION_POLICY_SERVICE);
+                        }
+
+                        final IBinder binder = ServiceManager.getServiceOrThrow(
+                                Context.AUTHENTICATION_POLICY_SERVICE);
+                        final IAuthenticationPolicyService service =
+                                IAuthenticationPolicyService.Stub.asInterface(binder);
+                        return new AuthenticationPolicyManager(ctx.getOuterContext(), service);
+                    }
+                });
+
         registerService(Context.TV_INTERACTIVE_APP_SERVICE, TvInteractiveAppManager.class,
                 new CachedServiceFetcher<TvInteractiveAppManager>() {
             @Override
diff --git a/core/java/android/app/TaskInfo.java b/core/java/android/app/TaskInfo.java
index aac963a..01cc9d8 100644
--- a/core/java/android/app/TaskInfo.java
+++ b/core/java/android/app/TaskInfo.java
@@ -340,10 +340,10 @@
     public int requestedVisibleTypes;
 
     /**
-     * Whether the top activity has requested to limit educational dialogs shown by the system.
+     * The timestamp of the top activity's last request to show the "Open in Browser" education.
      * @hide
      */
-    public boolean isTopActivityLimitSystemEducationDialogs;
+    public long topActivityRequestOpenInBrowserEducationTimestamp;
 
     /**
      * Encapsulate specific App Compat information.
@@ -493,8 +493,8 @@
                 && Objects.equals(capturedLink, that.capturedLink)
                 && capturedLinkTimestamp == that.capturedLinkTimestamp
                 && requestedVisibleTypes == that.requestedVisibleTypes
-                && isTopActivityLimitSystemEducationDialogs
-                    == that.isTopActivityLimitSystemEducationDialogs
+                && topActivityRequestOpenInBrowserEducationTimestamp
+                    == that.topActivityRequestOpenInBrowserEducationTimestamp
                 && appCompatTaskInfo.equalsForTaskOrganizer(that.appCompatTaskInfo)
                 && Objects.equals(topActivityMainWindowFrame, that.topActivityMainWindowFrame);
     }
@@ -571,7 +571,7 @@
         capturedLink = source.readTypedObject(Uri.CREATOR);
         capturedLinkTimestamp = source.readLong();
         requestedVisibleTypes = source.readInt();
-        isTopActivityLimitSystemEducationDialogs = source.readBoolean();
+        topActivityRequestOpenInBrowserEducationTimestamp = source.readLong();
         appCompatTaskInfo = source.readTypedObject(AppCompatTaskInfo.CREATOR);
         topActivityMainWindowFrame = source.readTypedObject(Rect.CREATOR);
     }
@@ -627,7 +627,7 @@
         dest.writeTypedObject(capturedLink, flags);
         dest.writeLong(capturedLinkTimestamp);
         dest.writeInt(requestedVisibleTypes);
-        dest.writeBoolean(isTopActivityLimitSystemEducationDialogs);
+        dest.writeLong(topActivityRequestOpenInBrowserEducationTimestamp);
         dest.writeTypedObject(appCompatTaskInfo, flags);
         dest.writeTypedObject(topActivityMainWindowFrame, flags);
     }
@@ -672,8 +672,8 @@
                 + " capturedLink=" + capturedLink
                 + " capturedLinkTimestamp=" + capturedLinkTimestamp
                 + " requestedVisibleTypes=" + requestedVisibleTypes
-                + " isTopActivityLimitSystemEducationDialogs="
-                + isTopActivityLimitSystemEducationDialogs
+                + " topActivityRequestOpenInBrowserEducationTimestamp="
+                + topActivityRequestOpenInBrowserEducationTimestamp
                 + " appCompatTaskInfo=" + appCompatTaskInfo
                 + " topActivityMainWindowFrame=" + topActivityMainWindowFrame
                 + "}";
diff --git a/core/java/android/app/jank/FrameOverrunHistogram.java b/core/java/android/app/jank/FrameOverrunHistogram.java
index e28ac12..3ad6531 100644
--- a/core/java/android/app/jank/FrameOverrunHistogram.java
+++ b/core/java/android/app/jank/FrameOverrunHistogram.java
@@ -39,7 +39,7 @@
      * Create a new instance of FrameOverrunHistogram.
      */
     public FrameOverrunHistogram() {
-        mBucketCounts = new int[sBucketEndpoints.length - 1];
+        mBucketCounts = new int[sBucketEndpoints.length];
     }
 
     /**
diff --git a/core/java/android/app/jank/JankDataProcessor.java b/core/java/android/app/jank/JankDataProcessor.java
index 7525d04..7ceaeb3 100644
--- a/core/java/android/app/jank/JankDataProcessor.java
+++ b/core/java/android/app/jank/JankDataProcessor.java
@@ -59,7 +59,6 @@
      * @param appUid the uid of the app.
      */
     public void processJankData(List<JankData> jankData, String activityName, int appUid) {
-        mCurrentBatchCount++;
         // add all the previous and active states to the pending states list.
         mStateTracker.retrieveAllStates(mPendingStates);
 
@@ -79,9 +78,8 @@
             }
         }
         // At this point we have attributed all frames to a state.
-        if (mCurrentBatchCount >= LOG_BATCH_FREQUENCY) {
-            logMetricCounts();
-        }
+        incrementBatchCountAndMaybeLogStats();
+
         // return the StatData object back to the pool to be reused.
         jankDataProcessingComplete();
     }
@@ -91,7 +89,73 @@
      * stats
      */
     public void mergeJankStats(AppJankStats jankStats, String activityName) {
-        // TODO b/377572463 Add Merging Logic
+        // Each state has a key which is a combination of widget category, widget id and widget
+        // state, this key is also used to identify pending stats, a pending stat is essentially a
+        // state with frames associated with it.
+        String stateKey = mStateTracker.getStateKey(jankStats.getWidgetCategory(),
+                jankStats.getWidgetId(), jankStats.getWidgetState());
+
+        if (mPendingJankStats.containsKey(stateKey)) {
+            mergeExistingStat(stateKey, jankStats);
+        } else {
+            mergeNewStat(stateKey, activityName, jankStats);
+        }
+
+        incrementBatchCountAndMaybeLogStats();
+    }
+
+    private void mergeExistingStat(String stateKey, AppJankStats jankStat) {
+        PendingJankStat pendingStat = mPendingJankStats.get(stateKey);
+
+        pendingStat.mJankyFrames += jankStat.getJankyFrameCount();
+        pendingStat.mTotalFrames += jankStat.getTotalFrameCount();
+
+        mergeOverrunHistograms(pendingStat.mFrameOverrunBuckets,
+                jankStat.getFrameOverrunHistogram().getBucketCounters());
+    }
+
+    private void mergeNewStat(String stateKey, String activityName, AppJankStats jankStats) {
+        // Check if we have space for a new stat
+        if (mPendingJankStats.size() > MAX_IN_MEMORY_STATS) {
+            return;
+        }
+
+        PendingJankStat pendingStat = mPendingJankStatsPool.acquire();
+        if (pendingStat == null) {
+            pendingStat = new PendingJankStat();
+
+        }
+        pendingStat.clearStats();
+
+        pendingStat.mActivityName = activityName;
+        pendingStat.mUid = jankStats.getUid();
+        pendingStat.mWidgetId = jankStats.getWidgetId();
+        pendingStat.mWidgetCategory = jankStats.getWidgetCategory();
+        pendingStat.mWidgetState = jankStats.getWidgetState();
+        pendingStat.mTotalFrames = jankStats.getTotalFrameCount();
+        pendingStat.mJankyFrames = jankStats.getJankyFrameCount();
+
+        mergeOverrunHistograms(pendingStat.mFrameOverrunBuckets,
+                jankStats.getFrameOverrunHistogram().getBucketCounters());
+
+        mPendingJankStats.put(stateKey, pendingStat);
+    }
+
+    private void mergeOverrunHistograms(int[] mergeTarget, int[] mergeSource) {
+        // The length of each histogram should be identical, if they are not then its possible the
+        // buckets are not in sync, these records should not be recorded.
+        if (mergeTarget.length != mergeSource.length) return;
+
+        for (int i = 0; i < mergeTarget.length; i++) {
+            mergeTarget[i] += mergeSource[i];
+        }
+    }
+
+    private void incrementBatchCountAndMaybeLogStats() {
+        mCurrentBatchCount++;
+        if (mCurrentBatchCount >= LOG_BATCH_FREQUENCY) {
+            logMetricCounts();
+        }
     }
 
     /**
diff --git a/core/java/android/app/jank/JankTracker.java b/core/java/android/app/jank/JankTracker.java
index 202281f..4695216 100644
--- a/core/java/android/app/jank/JankTracker.java
+++ b/core/java/android/app/jank/JankTracker.java
@@ -89,7 +89,12 @@
      * stats
      */
     public void mergeAppJankStats(AppJankStats appJankStats) {
-        mJankDataProcessor.mergeJankStats(appJankStats, mActivityName);
+        getHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                mJankDataProcessor.mergeJankStats(appJankStats, mActivityName);
+            }
+        });
     }
 
     public void setActivityName(@NonNull String activityName) {
diff --git a/core/java/android/app/jank/StateTracker.java b/core/java/android/app/jank/StateTracker.java
index c86d5a5..21bb5e8 100644
--- a/core/java/android/app/jank/StateTracker.java
+++ b/core/java/android/app/jank/StateTracker.java
@@ -180,7 +180,11 @@
         }
     }
 
-    private String getStateKey(String widgetCategory, String widgetId, String widgetState) {
+    /**
+     * Returns a concatenated string of the inputs. This key can be used to retrieve both pending
+     * stats and the state that was used to create the pending stat.
+     */
+    public String getStateKey(String widgetCategory, String widgetId, String widgetState) {
         return widgetCategory + widgetId + widgetState;
     }
 
diff --git a/core/java/android/app/keyguard.aconfig b/core/java/android/app/keyguard.aconfig
new file mode 100644
index 0000000..9cd1c15
--- /dev/null
+++ b/core/java/android/app/keyguard.aconfig
@@ -0,0 +1,10 @@
+package: "android.app"
+container: "system"
+
+flag {
+     namespace: "wallet_integration"
+     name: "device_unlock_listener"
+     is_exported: true
+     description: "Enable listener API for device unlock."
+     bug: "296195355"
+}
\ No newline at end of file
diff --git a/core/java/android/app/notification.aconfig b/core/java/android/app/notification.aconfig
index 2e3d5e1..8b6840c 100644
--- a/core/java/android/app/notification.aconfig
+++ b/core/java/android/app/notification.aconfig
@@ -277,6 +277,13 @@
 }
 
 flag {
+  name: "nm_binder_perf_permission_check"
+  namespace: "systemui"
+  description: "Use PermissionManager for areNotificationsEnabled() instead of NMS"
+  bug: "362981561"
+}
+
+flag {
   name: "no_sbnholder"
   namespace: "systemui"
   description: "removes sbnholder from NLS"
diff --git a/core/java/android/app/performance.aconfig b/core/java/android/app/performance.aconfig
index 61b53f9..359c84e 100644
--- a/core/java/android/app/performance.aconfig
+++ b/core/java/android/app/performance.aconfig
@@ -35,3 +35,10 @@
      bug: "373752556"
 }
 
+flag {
+     namespace: "system_performance"
+     name: "pic_cache_nulls"
+     is_fixed_read_only: true
+     description: "Cache null returns from binder calls"
+     bug: "372923336"
+}
diff --git a/core/java/android/app/trust/ITrustManager.aidl b/core/java/android/app/trust/ITrustManager.aidl
index 730bb73..ffa5488 100644
--- a/core/java/android/app/trust/ITrustManager.aidl
+++ b/core/java/android/app/trust/ITrustManager.aidl
@@ -18,6 +18,7 @@
 
 import android.app.trust.ITrustListener;
 import android.hardware.biometrics.BiometricSourceType;
+import com.android.internal.policy.IDeviceLockedStateListener;
 
 /**
  * System private API to comunicate with trust service.
@@ -43,4 +44,8 @@
     boolean isActiveUnlockRunning(int userId);
     @EnforcePermission("ACCESS_FINE_LOCATION")
     boolean isInSignificantPlace();
+    @EnforcePermission("SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE")
+    void registerDeviceLockedStateListener(in IDeviceLockedStateListener listener, int deviceId);
+    @EnforcePermission("SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE")
+    void unregisterDeviceLockedStateListener(in IDeviceLockedStateListener listener);
 }
diff --git a/core/java/android/app/trust/TrustManager.java b/core/java/android/app/trust/TrustManager.java
index 1ef83cd..8c8970e 100644
--- a/core/java/android/app/trust/TrustManager.java
+++ b/core/java/android/app/trust/TrustManager.java
@@ -31,6 +31,8 @@
 import android.os.RemoteException;
 import android.util.ArrayMap;
 
+import com.android.internal.policy.IDeviceLockedStateListener;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -259,6 +261,35 @@
     }
 
     /**
+     * Registers a listener for device lock state events.
+     *
+     * Requires the {@link android.Manifest.permission#SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE}
+     * permission.
+     */
+    public void registerDeviceLockedStateListener(final IDeviceLockedStateListener listener,
+            int deviceId) {
+        try {
+            mService.registerDeviceLockedStateListener(listener, deviceId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Unregisters a listener for device lock state events.
+     *
+     * Requires the {@link android.Manifest.permission#SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE}
+     * permission.
+     */
+    public void unregisterDeviceLockedStateListener(final IDeviceLockedStateListener listener) {
+        try {
+            mService.unregisterDeviceLockedStateListener(listener);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
      * @return whether {@param userId} has enabled and configured trust agents. Ignores short-term
      * unavailability of trust due to {@link LockPatternUtils.StrongAuthTracker}.
      */
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index 6086f24..19cd2e6 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -18,6 +18,7 @@
 
 import static android.app.appfunctions.flags.Flags.FLAG_ENABLE_APP_FUNCTION_MANAGER;
 import static android.content.flags.Flags.FLAG_ENABLE_BIND_PACKAGE_ISOLATED_PROCESS;
+import static android.security.Flags.FLAG_SECURE_LOCKDOWN;
 
 import android.annotation.AttrRes;
 import android.annotation.CallbackExecutor;
@@ -4256,6 +4257,7 @@
             FINGERPRINT_SERVICE,
             //@hide: FACE_SERVICE,
             BIOMETRIC_SERVICE,
+            AUTHENTICATION_POLICY_SERVICE,
             MEDIA_ROUTER_SERVICE,
             TELEPHONY_SERVICE,
             TELEPHONY_SUBSCRIPTION_SERVICE,
@@ -4437,6 +4439,9 @@
      * web domain approval state.
      * <dt> {@link #DISPLAY_HASH_SERVICE} ("display_hash")
      * <dd> A {@link android.view.displayhash.DisplayHashManager} for management of display hashes.
+     * <dt> {@link #AUTHENTICATION_POLICY_SERVICE} ("authentication_policy")
+     * <dd> A {@link android.security.authenticationpolicy.AuthenticationPolicyManager}
+     * for managing authentication related policies on the device.
      * </dl>
      *
      * <p>Note:  System services obtained via this API may be closely associated with
@@ -4521,8 +4526,9 @@
      * @see android.content.pm.verify.domain.DomainVerificationManager
      * @see #DISPLAY_HASH_SERVICE
      * @see android.view.displayhash.DisplayHashManager
+     * @see #AUTHENTICATION_POLICY_SERVICE
+     * @see android.security.authenticationpolicy.AuthenticationPolicyManager
      */
-    // TODO(b/347269120): Re-add @Nullable
     public abstract Object getSystemService(@ServiceName @NonNull String name);
 
     /**
@@ -4543,7 +4549,8 @@
      * {@link android.os.BatteryManager}, {@link android.app.job.JobScheduler},
      * {@link android.app.usage.NetworkStatsManager},
      * {@link android.content.pm.verify.domain.DomainVerificationManager},
-     * {@link android.view.displayhash.DisplayHashManager}.
+     * {@link android.view.displayhash.DisplayHashManager}
+     * {@link android.security.authenticationpolicy.AuthenticationPolicyManager}.
      * </p>
      *
      * <p>
@@ -4568,7 +4575,6 @@
      */
     @SuppressWarnings("unchecked")
     @RavenwoodKeep
-    // TODO(b/347269120): Re-add @Nullable
     public final <T> T getSystemService(@NonNull Class<T> serviceClass) {
         // Because subclasses may override getSystemService(String) we cannot
         // perform a lookup by class alone.  We must first map the class to its
@@ -5183,6 +5189,18 @@
     public static final String AUTH_SERVICE = "auth";
 
     /**
+     * Use with {@link #getSystemService(String)} to retrieve an {@link
+     * android.security.authenticationpolicy.AuthenticationPolicyManager}.
+     * @see #getSystemService
+     * @see android.security.authenticationpolicy.AuthenticationPolicyManager
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final String AUTHENTICATION_POLICY_SERVICE = "authentication_policy";
+
+    /**
      * Use with {@link #getSystemService(String)} to retrieve a
      * {@link android.hardware.fingerprint.FingerprintManager} for handling management
      * of fingerprints.
diff --git a/core/java/android/content/ContextWrapper.java b/core/java/android/content/ContextWrapper.java
index 23d17cb..413eb98 100644
--- a/core/java/android/content/ContextWrapper.java
+++ b/core/java/android/content/ContextWrapper.java
@@ -960,7 +960,6 @@
     }
 
     @Override
-    // TODO(b/347269120): Re-add @Nullable
     public Object getSystemService(String name) {
         return mBase.getSystemService(name);
     }
diff --git a/core/java/android/content/pm/ActivityInfo.java b/core/java/android/content/pm/ActivityInfo.java
index ce52825..b10f5e4 100644
--- a/core/java/android/content/pm/ActivityInfo.java
+++ b/core/java/android/content/pm/ActivityInfo.java
@@ -1320,23 +1320,23 @@
             264301586L; // buganizer id
 
     /**
-     * Excludes the packages the override is applied to from the camera compatibility treatment
-     * in free-form windowing mode for fixed-orientation apps.
+     * Includes the packages the override is applied to in the camera compatibility treatment in
+     * free-form windowing mode for fixed-orientation apps.
      *
      * <p>In free-form windowing mode, the compatibility treatment emulates running on a portrait
      * device by letterboxing the app window and changing the camera characteristics to what apps
      * commonly expect in a portrait device: 90 and 270 degree sensor rotation for back and front
      * cameras, respectively, and setting display rotation to 0.
      *
-     * <p>Use this flag to disable the compatibility treatment for apps that do not respond well to
-     * the treatment.
+     * <p>Use this flag to enable the compatibility treatment for apps in which camera doesn't work
+     * well in freeform windowing.
      *
      * @hide
      */
     @ChangeId
     @Overridable
     @Disabled
-    public static final long OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT =
+    public static final long OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT =
             314961188L;
 
     /**
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 37295ac..5b305b4 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -3200,6 +3200,16 @@
 
     /**
      * Feature for {@link #getSystemAvailableFeatures} and
+     * {@link #hasSystemFeature}: The device is capable of ranging with
+     * other devices using channel sounding via Bluetooth Low Energy radio.
+     */
+    @FlaggedApi(com.android.ranging.flags.Flags.FLAG_RANGING_CS_ENABLED)
+    @SdkConstant(SdkConstantType.FEATURE)
+    public static final String FEATURE_BLUETOOTH_LE_CHANNEL_SOUNDING =
+             "android.hardware.bluetooth_le.channel_sounding";
+
+    /**
+     * Feature for {@link #getSystemAvailableFeatures} and
      * {@link #hasSystemFeature}: The device has a camera facing away
      * from the screen.
      */
diff --git a/core/java/android/content/pm/parsing/ApkLiteParseUtils.java b/core/java/android/content/pm/parsing/ApkLiteParseUtils.java
index e9e8578..05c8f31 100644
--- a/core/java/android/content/pm/parsing/ApkLiteParseUtils.java
+++ b/core/java/android/content/pm/parsing/ApkLiteParseUtils.java
@@ -537,6 +537,9 @@
                                     hasBindDeviceAdminPermission);
                             break;
                         case TAG_USES_SDK_LIBRARY:
+                            if (!android.content.pm.Flags.sdkDependencyInstaller()) {
+                                break;
+                            }
                             String usesSdkLibName = parser.getAttributeValue(
                                     ANDROID_RES_NAMESPACE, "name");
                             long usesSdkLibVersionMajor = parser.getAttributeIntValue(
diff --git a/core/java/android/hardware/contexthub/HubDiscoveryInfo.java b/core/java/android/hardware/contexthub/HubDiscoveryInfo.java
index 875c4b4..581040d 100644
--- a/core/java/android/hardware/contexthub/HubDiscoveryInfo.java
+++ b/core/java/android/hardware/contexthub/HubDiscoveryInfo.java
@@ -18,6 +18,7 @@
 
 import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.chre.flags.Flags;
 import android.hardware.location.ContextHubManager;
@@ -26,31 +27,47 @@
  * Class that represents the result of from an hub endpoint discovery.
  *
  * <p>The type is returned from an endpoint discovery query via {@link
- * ContextHubManager#findEndpoints}. Application may use the values {@link #getHubEndpointInfo} to
- * retrieve the {@link HubEndpointInfo} that describes the endpoint that matches the query. The
- * class provides flexibility in returning more information (e.g. service provided by the endpoint)
- * in addition to the information about the endpoint.
+ * ContextHubManager#findEndpoints}.
+ *
+ * <p>Application may use the values {@link #getHubEndpointInfo} to retrieve the {@link
+ * HubEndpointInfo} that describes the endpoint that matches the query.
+ *
+ * <p>Application may use the values {@link #getHubServiceInfo()} to retrieve the {@link
+ * HubServiceInfo} that describes the service that matches the query.
  *
  * @hide
  */
 @SystemApi
 @FlaggedApi(Flags.FLAG_OFFLOAD_API)
 public class HubDiscoveryInfo {
-    // TODO(b/375487784): Add ServiceInfo to the result.
-    android.hardware.contexthub.HubEndpointInfo mEndpointInfo;
+    @NonNull private final HubEndpointInfo mEndpointInfo;
+    @Nullable private final HubServiceInfo mServiceInfo;
 
-    /**
-     * Constructor for internal use.
-     *
-     * @hide
-     */
-    public HubDiscoveryInfo(android.hardware.contexthub.HubEndpointInfo endpointInfo) {
+    /** @hide */
+    public HubDiscoveryInfo(@NonNull HubEndpointInfo endpointInfo) {
         mEndpointInfo = endpointInfo;
+        mServiceInfo = null;
     }
 
-    /** Get the {@link android.hardware.contexthub.HubEndpointInfo} for the endpoint found. */
+    /** @hide */
+    public HubDiscoveryInfo(
+            @NonNull HubEndpointInfo endpointInfo, @NonNull HubServiceInfo serviceInfo) {
+        mEndpointInfo = endpointInfo;
+        mServiceInfo = serviceInfo;
+    }
+
+    /** Get the {@link HubEndpointInfo} for the endpoint found. */
     @NonNull
     public HubEndpointInfo getHubEndpointInfo() {
         return mEndpointInfo;
     }
+
+    /**
+     * Get the {@link HubServiceInfo} for the endpoint found. The value will be null if there is no
+     * service info specified in the query.
+     */
+    @Nullable
+    public HubServiceInfo getHubServiceInfo() {
+        return mServiceInfo;
+    }
 }
diff --git a/core/java/android/hardware/contexthub/HubEndpoint.java b/core/java/android/hardware/contexthub/HubEndpoint.java
index 823cc7d..078b4d4 100644
--- a/core/java/android/hardware/contexthub/HubEndpoint.java
+++ b/core/java/android/hardware/contexthub/HubEndpoint.java
@@ -31,6 +31,10 @@
 
 import androidx.annotation.GuardedBy;
 
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
 import java.util.concurrent.Executor;
 
 /**
@@ -57,7 +61,10 @@
     private final IContextHubEndpointCallback mServiceCallback =
             new IContextHubEndpointCallback.Stub() {
                 @Override
-                public void onSessionOpenRequest(int sessionId, HubEndpointInfo initiator)
+                public void onSessionOpenRequest(
+                        int sessionId,
+                        HubEndpointInfo initiator,
+                        @Nullable HubServiceInfo serviceInfo)
                         throws RemoteException {
                     HubEndpointSession activeSession;
                     synchronized (mLock) {
@@ -78,20 +85,24 @@
                                         processSessionOpenRequestResult(
                                                 sessionId,
                                                 initiator,
+                                                serviceInfo,
                                                 mLifecycleCallback.onSessionOpenRequest(
-                                                        initiator)));
+                                                        initiator, serviceInfo)));
                     }
                 }
 
                 private void processSessionOpenRequestResult(
-                        int sessionId, HubEndpointInfo initiator, HubEndpointSessionResult result) {
+                        int sessionId,
+                        HubEndpointInfo initiator,
+                        @Nullable HubServiceInfo serviceInfo,
+                        HubEndpointSessionResult result) {
                     if (result == null) {
                         throw new IllegalArgumentException(
                                 "HubEndpointSessionResult shouldn't be null.");
                     }
 
                     if (result.isAccepted()) {
-                        acceptSession(sessionId, initiator);
+                        acceptSession(sessionId, initiator, serviceInfo);
                     } else {
                         Log.i(
                                 TAG,
@@ -105,7 +116,10 @@
                     }
                 }
 
-                private void acceptSession(int sessionId, HubEndpointInfo initiator) {
+                private void acceptSession(
+                        int sessionId,
+                        HubEndpointInfo initiator,
+                        @Nullable HubServiceInfo serviceInfo) {
                     if (mServiceToken == null || mAssignedHubEndpointInfo == null) {
                         // No longer registered?
                         return;
@@ -129,7 +143,8 @@
                                         sessionId,
                                         HubEndpoint.this,
                                         mAssignedHubEndpointInfo,
-                                        initiator);
+                                        initiator,
+                                        serviceInfo);
                         try {
                             // oneway call to notify system service that the request is completed
                             mServiceToken.openSessionRequestComplete(sessionId);
@@ -331,7 +346,7 @@
     }
 
     /** @hide */
-    public void openSession(HubEndpointInfo destinationInfo) {
+    public void openSession(HubEndpointInfo destinationInfo, @Nullable HubServiceInfo serviceInfo) {
         // TODO(b/378974199): Consider refactor these assertions
         if (mServiceToken == null || mAssignedHubEndpointInfo == null) {
             // No longer registered?
@@ -341,7 +356,7 @@
         HubEndpointSession newSession;
         try {
             // Request system service to assign session id.
-            int sessionId = mServiceToken.openSession(destinationInfo);
+            int sessionId = mServiceToken.openSession(destinationInfo, serviceInfo);
 
             // Save the newly created session
             synchronized (mLock) {
@@ -350,7 +365,8 @@
                                 sessionId,
                                 HubEndpoint.this,
                                 destinationInfo,
-                                mAssignedHubEndpointInfo);
+                                mAssignedHubEndpointInfo,
+                                serviceInfo);
                 mActiveSessions.put(sessionId, newSession);
             }
         } catch (RemoteException e) {
@@ -407,11 +423,20 @@
         }
     }
 
+    public int getVersion() {
+        return mPendingHubEndpointInfo.getVersion();
+    }
+
     @Nullable
     public String getTag() {
         return mPendingHubEndpointInfo.getTag();
     }
 
+    @NonNull
+    public Collection<HubServiceInfo> getServiceInfoCollection() {
+        return mPendingHubEndpointInfo.getServiceInfoCollection();
+    }
+
     @Nullable
     public IHubEndpointLifecycleCallback getLifecycleCallback() {
         return mLifecycleCallback;
@@ -433,16 +458,31 @@
         @Nullable private IHubEndpointMessageCallback mMessageCallback;
         @NonNull private Executor mMessageCallbackExecutor;
 
+        private int mVersion;
         @Nullable private String mTag;
 
+        private List<HubServiceInfo> mServiceInfos = Collections.emptyList();
+
         /** Create a builder for {@link HubEndpoint} */
         public Builder(@NonNull Context context) {
             mPackageName = context.getPackageName();
+            mVersion = (int) context.getApplicationInfo().longVersionCode;
             mLifecycleCallbackExecutor = context.getMainExecutor();
             mMessageCallbackExecutor = context.getMainExecutor();
         }
 
         /**
+         * Set the version for the endpoint. Default is 0.
+         *
+         * @hide
+         */
+        @NonNull
+        public Builder setVersion(int version) {
+            mVersion = version;
+            return this;
+        }
+
+        /**
          * Set a tag string. The tag can be used to further identify the creator of the endpoint.
          * Endpoints created by the same package share the same name but should have different tags.
          */
@@ -493,11 +533,23 @@
             return this;
         }
 
+        /**
+         * Add a service to the available services from this endpoint. The {@link HubServiceInfo}
+         * object can be built with {@link HubServiceInfo.Builder}.
+         */
+        @NonNull
+        public Builder setServiceInfoCollection(
+                @NonNull Collection<HubServiceInfo> hubServiceInfos) {
+            // Make a copy first
+            mServiceInfos = new ArrayList<>(hubServiceInfos);
+            return this;
+        }
+
         /** Build the {@link HubEndpoint} object. */
         @NonNull
         public HubEndpoint build() {
             return new HubEndpoint(
-                    new HubEndpointInfo(mPackageName, mTag),
+                    new HubEndpointInfo(mPackageName, mVersion, mTag, mServiceInfos),
                     mLifecycleCallback,
                     mLifecycleCallbackExecutor,
                     mMessageCallback,
diff --git a/core/java/android/hardware/contexthub/HubEndpointInfo.java b/core/java/android/hardware/contexthub/HubEndpointInfo.java
index ed8ff29..b1d5523 100644
--- a/core/java/android/hardware/contexthub/HubEndpointInfo.java
+++ b/core/java/android/hardware/contexthub/HubEndpointInfo.java
@@ -17,13 +17,22 @@
 package android.hardware.contexthub;
 
 import android.annotation.FlaggedApi;
+import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
 import android.chre.flags.Flags;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -102,39 +111,92 @@
         }
     }
 
+    /** This endpoint is from the Android framework */
+    public static final int TYPE_FRAMEWORK = 1;
+
+    /** This endpoint is from an Android app */
+    public static final int TYPE_APP = 2;
+
+    /** This endpoint is from an Android native program. */
+    public static final int TYPE_NATIVE = 3;
+
+    /** This endpoint is from a nanoapp. */
+    public static final int TYPE_NANOAPP = 4;
+
+    /** This endpoint is a generic endpoint served by a hub (not from a nanoapp). */
+    public static final int TYPE_HUB_ENDPOINT = 5;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef({
+        TYPE_FRAMEWORK,
+        TYPE_APP,
+        TYPE_NATIVE,
+        TYPE_NANOAPP,
+        TYPE_HUB_ENDPOINT,
+    })
+    public @interface EndpointType {}
+
     private final HubEndpointIdentifier mId;
+    @EndpointType private final int mType;
     private final String mName;
+    private final int mVersion;
     @Nullable private final String mTag;
 
-    // TODO(b/375487784): Add Service/version and other information to this object
+    @NonNull private final List<String> mRequiredPermissions;
+    @NonNull private final List<HubServiceInfo> mHubServiceInfos;
 
     /** @hide */
     public HubEndpointInfo(android.hardware.contexthub.EndpointInfo endpointInfo) {
         mId = new HubEndpointIdentifier(endpointInfo.id.hubId, endpointInfo.id.id);
+        mType = endpointInfo.type;
         mName = endpointInfo.name;
+        mVersion = endpointInfo.version;
         mTag = endpointInfo.tag;
+        mRequiredPermissions = Arrays.asList(endpointInfo.requiredPermissions);
+        mHubServiceInfos = new ArrayList<>(endpointInfo.services.length);
+        for (int i = 0; i < endpointInfo.services.length; i++) {
+            mHubServiceInfos.set(i, new HubServiceInfo(endpointInfo.services[i]));
+        }
     }
 
     /** @hide */
-    public HubEndpointInfo(String name, @Nullable String tag) {
+    public HubEndpointInfo(
+            String name,
+            int version,
+            @Nullable String tag,
+            @NonNull List<HubServiceInfo> hubServiceInfos) {
         mId = HubEndpointIdentifier.invalid();
+        mType = TYPE_APP;
         mName = name;
+        mVersion = version;
         mTag = tag;
+        mRequiredPermissions = Collections.emptyList();
+        mHubServiceInfos = hubServiceInfos;
     }
 
     private HubEndpointInfo(Parcel in) {
         long hubId = in.readLong();
         long endpointId = in.readLong();
-        mName = in.readString();
-        mTag = in.readString();
-
         mId = new HubEndpointIdentifier(hubId, endpointId);
+        mType = in.readInt();
+        mName = in.readString();
+        mVersion = in.readInt();
+        mTag = in.readString();
+        mRequiredPermissions = new ArrayList<>();
+        in.readStringList(mRequiredPermissions);
+        mHubServiceInfos = new ArrayList<>();
+        in.readTypedList(mHubServiceInfos, HubServiceInfo.CREATOR);
     }
 
     /** Parcel implementation details */
     @Override
     public int describeContents() {
-        return 0;
+        int flags = 0;
+        for (HubServiceInfo serviceInfo : mHubServiceInfos) {
+            flags |= serviceInfo.describeContents();
+        }
+        return flags;
     }
 
     /** Parcel implementation details */
@@ -142,8 +204,12 @@
     public void writeToParcel(@NonNull Parcel dest, int flags) {
         dest.writeLong(mId.getHub());
         dest.writeLong(mId.getEndpoint());
+        dest.writeInt(mType);
         dest.writeString(mName);
+        dest.writeInt(mVersion);
         dest.writeString(mTag);
+        dest.writeStringList(mRequiredPermissions);
+        dest.writeTypedList(mHubServiceInfos, flags);
     }
 
     /** Get a unique identifier for this endpoint. */
@@ -152,6 +218,18 @@
         return mId;
     }
 
+    /**
+     * Get the type of this endpoint. Application may use this field to get more information about
+     * who registered this endpoint for diagnostic purposes.
+     *
+     * <p>Type can be one of {@link HubEndpointInfo#TYPE_APP}, {@link
+     * HubEndpointInfo#TYPE_FRAMEWORK}, {@link HubEndpointInfo#TYPE_NANOAPP}, {@link
+     * HubEndpointInfo#TYPE_NATIVE} or {@link HubEndpointInfo#TYPE_HUB_ENDPOINT}.
+     */
+    public int getType() {
+        return mType;
+    }
+
     /** Get the human-readable name of this endpoint (for debugging purposes). */
     @NonNull
     public String getName() {
@@ -159,6 +237,32 @@
     }
 
     /**
+     * Get the version of this endpoint.
+     *
+     * <p>Monotonically increasing version number. The two sides of an endpoint session can use this
+     * version number to identify the other side and determine compatibility with each other. The
+     * interpretation of the version number is specific to the implementation of an endpoint.
+     *
+     * <p>The version number should not be used to compare endpoints implementation freshness for
+     * different endpoint types.
+     *
+     * <p>Depending on type of the endpoint, the following values (and formats) are used:
+     *
+     * <ol>
+     *   <li>{@link #TYPE_FRAMEWORK}: android.os.Build.VERSION.SDK_INT_FULL
+     *   <li>{@link #TYPE_APP}: versionCode
+     *   <li>{@link #TYPE_NATIVE}: unspecified format (supplied by endpoint code)
+     *   <li>{@link #TYPE_NANOAPP}: nanoapp version, typically following 0xMMmmpppp scheme where MM
+     *       = major version, mm = minor version, pppp = patch version
+     *   <li>{@link #TYPE_HUB_ENDPOINT}: unspecified format (supplied by endpoint code), following
+     *       nanoapp versioning scheme is recommended
+     * </ol>
+     */
+    public int getVersion() {
+        return mVersion;
+    }
+
+    /**
      * Get the tag that further identifies the submodule that created this endpoint. For example, a
      * single application could provide multiple endpoints. These endpoints will share the same
      * name, but will have different tags. This tag can be used to identify the submodule within the
@@ -169,6 +273,36 @@
         return mTag;
     }
 
+    /**
+     * Get the list of required permissions in order to talk to this endpoint.
+     *
+     * <p>This list is enforced by the Context Hub Service. The app would need to have the required
+     * permissions list to open a session with this particular endpoint. Otherwise this will be
+     * rejected by as permission failures.
+     *
+     * <p>This is mostly for allowing app to check what permission it needs first internally. App
+     * will need to request permissions grant at runtime if not already granted. See {@link
+     * android.content.Context#checkPermission} for more details.
+     *
+     * <p>See {@link android.Manifest.permission} for a list of standard Android permissions as
+     * possible values.
+     */
+    @SuppressLint("RequiresPermission")
+    @NonNull
+    public Collection<String> getRequiredPermissions() {
+        return Collections.unmodifiableList(mRequiredPermissions);
+    }
+
+    /**
+     * Get the list of services provided by this endpoint.
+     *
+     * <p>See {@link HubServiceInfo} for more information.
+     */
+    @NonNull
+    public Collection<HubServiceInfo> getServiceInfoCollection() {
+        return Collections.unmodifiableList(mHubServiceInfos);
+    }
+
     @Override
     public String toString() {
         StringBuilder out = new StringBuilder();
diff --git a/core/java/android/hardware/contexthub/HubEndpointSession.java b/core/java/android/hardware/contexthub/HubEndpointSession.java
index 5d6e2b5..cf952cb 100644
--- a/core/java/android/hardware/contexthub/HubEndpointSession.java
+++ b/core/java/android/hardware/contexthub/HubEndpointSession.java
@@ -18,6 +18,7 @@
 
 import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.chre.flags.Flags;
 import android.hardware.location.ContextHubTransaction;
@@ -42,6 +43,7 @@
     @NonNull private final HubEndpoint mHubEndpoint;
     @NonNull private final HubEndpointInfo mInitiator;
     @NonNull private final HubEndpointInfo mDestination;
+    @Nullable private final HubServiceInfo mServiceInfo;
 
     private final AtomicBoolean mIsClosed = new AtomicBoolean(true);
 
@@ -50,11 +52,13 @@
             int id,
             @NonNull HubEndpoint hubEndpoint,
             @NonNull HubEndpointInfo destination,
-            @NonNull HubEndpointInfo initiator) {
+            @NonNull HubEndpointInfo initiator,
+            @Nullable HubServiceInfo serviceInfo) {
         mId = id;
         mHubEndpoint = hubEndpoint;
         mDestination = destination;
         mInitiator = initiator;
+        mServiceInfo = serviceInfo;
     }
 
     /**
@@ -123,6 +127,21 @@
         }
     }
 
+    /**
+     * Get the {@link HubServiceInfo} associated with this session. Null value indicates that there
+     * is no service associated to this session.
+     *
+     * <p>For hub initiated sessions, the object was previously used in as an argument for open
+     * request in {@link IHubEndpointLifecycleCallback#onSessionOpenRequest}.
+     *
+     * <p>For app initiated sessions, the object was previously used in an open request in {@link
+     * android.hardware.location.ContextHubManager#openSession}
+     */
+    @Nullable
+    public HubServiceInfo getServiceInfo() {
+        return mServiceInfo;
+    }
+
     @Override
     public String toString() {
         StringBuilder stringBuilder = new StringBuilder();
diff --git a/core/java/android/hardware/contexthub/HubServiceInfo.aidl b/core/java/android/hardware/contexthub/HubServiceInfo.aidl
new file mode 100644
index 0000000..98b1bba
--- /dev/null
+++ b/core/java/android/hardware/contexthub/HubServiceInfo.aidl
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.contexthub;
+
+/**
+ * @hide
+ */
+parcelable HubServiceInfo;
diff --git a/core/java/android/hardware/contexthub/HubServiceInfo.java b/core/java/android/hardware/contexthub/HubServiceInfo.java
new file mode 100644
index 0000000..c7fe77c
--- /dev/null
+++ b/core/java/android/hardware/contexthub/HubServiceInfo.java
@@ -0,0 +1,263 @@
+/*
+ * Copyright 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.contexthub;
+
+import android.annotation.FlaggedApi;
+import android.annotation.IntDef;
+import android.annotation.Nullable;
+import android.annotation.SystemApi;
+import android.chre.flags.Flags;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.os.ParcelableHolder;
+
+import androidx.annotation.NonNull;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.Collection;
+import java.util.Objects;
+
+/**
+ * A class describing services provided by endpoints.
+ *
+ * <p>An endpoint can provide zero or more service. See {@link
+ * HubEndpoint.Builder#setServiceInfoCollection(Collection)} and {@link
+ * HubEndpointInfo#getServiceInfoCollection()}.
+ *
+ * <p>An endpoint session can be service-less or associated to one service.See {@link
+ * HubEndpointSession#getServiceInfo()}.
+ *
+ * @hide
+ */
+@SystemApi
+@FlaggedApi(Flags.FLAG_OFFLOAD_API)
+public final class HubServiceInfo implements Parcelable {
+    /** Customized format for messaging. Fully customized and opaque messaging format. */
+    public static final int FORMAT_CUSTOM = 0;
+
+    /**
+     * Binder-based messaging. The host endpoint is defining this service in Stable AIDL. Messages
+     * between endpoints that uses this service will be using the binder marhsalling format.
+     */
+    public static final int FORMAT_AIDL = 1;
+
+    /**
+     * Pigweed RPC messaging with Protobuf. This endpoint is a Pigweed RPC. Messages between
+     * endpoints will use Pigweed RPC marshalling format (protobuf).
+     */
+    public static final int FORMAT_PW_RPC_PROTOBUF = 2;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef({
+        FORMAT_CUSTOM,
+        FORMAT_AIDL,
+        FORMAT_PW_RPC_PROTOBUF,
+    })
+    public @interface ServiceFormat {}
+
+    @NonNull private final String mServiceDescriptor;
+
+    @ServiceFormat private final int mFormat;
+    private final int mMajorVersion;
+    private final int mMinorVersion;
+
+    @NonNull private final ParcelableHolder mExtendedInfo;
+
+    /** @hide */
+    public HubServiceInfo(android.hardware.contexthub.Service service) {
+        mServiceDescriptor = service.serviceDescriptor;
+        mFormat = service.format;
+        mMajorVersion = service.majorVersion;
+        mMinorVersion = service.minorVersion;
+        mExtendedInfo = service.extendedInfo;
+    }
+
+    private HubServiceInfo(Parcel in) {
+        mServiceDescriptor = Objects.requireNonNull(in.readString());
+        mFormat = in.readInt();
+        mMajorVersion = in.readInt();
+        mMinorVersion = in.readInt();
+        mExtendedInfo = ParcelableHolder.CREATOR.createFromParcel(in);
+    }
+
+    public HubServiceInfo(
+            @NonNull String serviceDescriptor,
+            @ServiceFormat int format,
+            int majorVersion,
+            int minorVersion,
+            @NonNull ParcelableHolder extendedInfo) {
+        mServiceDescriptor = serviceDescriptor;
+        mFormat = format;
+        mMajorVersion = majorVersion;
+        mMinorVersion = minorVersion;
+        mExtendedInfo = extendedInfo;
+    }
+
+    /** Get the unique identifier of this service. See {@link Builder} for more information. */
+    @NonNull
+    public String getServiceDescriptor() {
+        return mServiceDescriptor;
+    }
+
+    /**
+     * Get the type of the service.
+     *
+     * <p>The value can be one of {@link HubServiceInfo#FORMAT_CUSTOM}, {@link
+     * HubServiceInfo#FORMAT_AIDL} or {@link HubServiceInfo#FORMAT_PW_RPC_PROTOBUF}.
+     */
+    public int getFormat() {
+        return mFormat;
+    }
+
+    /** Get the major version of this service. */
+    public int getMajorVersion() {
+        return mMajorVersion;
+    }
+
+    /** Get the minor version of this service. */
+    public int getMinorVersion() {
+        return mMinorVersion;
+    }
+
+    /** Get the {@link ParcelableHolder} for the extended information about the service. */
+    @NonNull
+    public ParcelableHolder getExtendedInfo() {
+        return mExtendedInfo;
+    }
+
+    /** Parcel implementation details */
+    @Override
+    public int describeContents() {
+        // Passthrough describeContents flags for mExtendedInfo because we don't have FD otherwise.
+        return mExtendedInfo.describeContents();
+    }
+
+    /** Parcel implementation details */
+    @Override
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
+        dest.writeString(mServiceDescriptor);
+        dest.writeInt(mFormat);
+        dest.writeInt(mMajorVersion);
+        dest.writeInt(mMinorVersion);
+        mExtendedInfo.writeToParcel(dest, flags);
+    }
+
+    /** Builder for a {@link HubServiceInfo} object. */
+    public static final class Builder {
+        @NonNull private final String mServiceDescriptor;
+
+        @ServiceFormat private final int mFormat;
+        private final int mMajorVersion;
+        private final int mMinorVersion;
+
+        private final ParcelableHolder mExtendedInfo =
+                new ParcelableHolder(Parcelable.PARCELABLE_STABILITY_VINTF);
+
+        /**
+         * Create a builder for {@link HubServiceInfo} with a service descriptor.
+         *
+         * <p>Service descriptor should uniquely identify the interface (scoped to type). Convention
+         * of the descriptor depend on interface type.
+         *
+         * <p>Examples:
+         *
+         * <ol>
+         *   <li>AOSP-defined AIDL: android.hardware.something.IFoo/default
+         *   <li>Vendor-defined AIDL: com.example.something.IBar/default
+         *   <li>Pigweed RPC with Protobuf: com.example.proto.ExampleService
+         * </ol>
+         *
+         * @param serviceDescriptor The service descriptor.
+         * @param format One of {@link HubServiceInfo#FORMAT_CUSTOM}, {@link
+         *     HubServiceInfo#FORMAT_AIDL} or {@link HubServiceInfo#FORMAT_PW_RPC_PROTOBUF}.
+         * @param majorVersion Breaking changes should be a major version bump.
+         * @param minorVersion Monotonically increasing minor version.
+         * @throws IllegalArgumentException if one or more fields are not valid.
+         */
+        public Builder(
+                @NonNull String serviceDescriptor,
+                @ServiceFormat int format,
+                int majorVersion,
+                int minorVersion) {
+            if (format != FORMAT_CUSTOM
+                    && format != FORMAT_AIDL
+                    && format != FORMAT_PW_RPC_PROTOBUF) {
+                throw new IllegalArgumentException("Invalid format type.");
+            }
+            mFormat = format;
+
+            if (majorVersion < 0) {
+                throw new IllegalArgumentException(
+                        "Major version cannot be set to negative number.");
+            }
+            mMajorVersion = majorVersion;
+
+            if (minorVersion < 0) {
+                throw new IllegalArgumentException(
+                        "Minor version cannot be set to negative number.");
+            }
+            mMinorVersion = minorVersion;
+
+            if (serviceDescriptor.isBlank()) {
+                throw new IllegalArgumentException("Invalid service descriptor.");
+            }
+            mServiceDescriptor = serviceDescriptor;
+        }
+
+        /**
+         * Set the extended information of this service.
+         *
+         * @param extendedInfo Parcelable with extended information about this service. The
+         *     parcelable needs to have at least VINTF stability. Null can be used to clear a
+         *     previously set value.
+         * @throws android.os.BadParcelableException if the parcelable cannot be used.
+         */
+        @NonNull
+        public Builder setExtendedInfo(@Nullable Parcelable extendedInfo) {
+            mExtendedInfo.setParcelable(extendedInfo);
+            return this;
+        }
+
+        /**
+         * Build the {@link HubServiceInfo} object.
+         *
+         * @throws IllegalStateException if the Builder is missing required info.
+         */
+        @NonNull
+        public HubServiceInfo build() {
+            if (mMajorVersion < 0 || mMinorVersion < 0) {
+                throw new IllegalStateException("Major and minor version must be set.");
+            }
+            return new HubServiceInfo(
+                    mServiceDescriptor, mFormat, mMajorVersion, mMinorVersion, mExtendedInfo);
+        }
+    }
+
+    /** Parcel implementation details */
+    @NonNull
+    public static final Parcelable.Creator<HubServiceInfo> CREATOR =
+            new Parcelable.Creator<>() {
+                public HubServiceInfo createFromParcel(Parcel in) {
+                    return new HubServiceInfo(in);
+                }
+
+                public HubServiceInfo[] newArray(int size) {
+                    return new HubServiceInfo[size];
+                }
+            };
+}
diff --git a/core/java/android/hardware/contexthub/IContextHubEndpoint.aidl b/core/java/android/hardware/contexthub/IContextHubEndpoint.aidl
index a67b8de..1c98b4b 100644
--- a/core/java/android/hardware/contexthub/IContextHubEndpoint.aidl
+++ b/core/java/android/hardware/contexthub/IContextHubEndpoint.aidl
@@ -18,6 +18,7 @@
 
 import android.hardware.contexthub.HubEndpointInfo;
 import android.hardware.contexthub.HubMessage;
+import android.hardware.contexthub.HubServiceInfo;
 import android.hardware.location.IContextHubTransactionCallback;
 
 /**
@@ -37,7 +38,7 @@
      * @throws IllegalArgumentException If the HubEndpointInfo is not valid.
      * @throws IllegalStateException If there are too many opened sessions.
      */
-    int openSession(in HubEndpointInfo destination);
+    int openSession(in HubEndpointInfo destination, in @nullable HubServiceInfo serviceInfo);
 
     /**
      * Request system service to close a specific session
diff --git a/core/java/android/hardware/contexthub/IContextHubEndpointCallback.aidl b/core/java/android/hardware/contexthub/IContextHubEndpointCallback.aidl
index 7f5c601..1ae5fb9 100644
--- a/core/java/android/hardware/contexthub/IContextHubEndpointCallback.aidl
+++ b/core/java/android/hardware/contexthub/IContextHubEndpointCallback.aidl
@@ -18,6 +18,7 @@
 
 import android.hardware.contexthub.HubEndpointInfo;
 import android.hardware.contexthub.HubMessage;
+import android.hardware.contexthub.HubServiceInfo;
 
 /**
   * @hide
@@ -28,8 +29,9 @@
      *
      * @param sessionId An integer identifying the session, assigned by the initiator
      * @param initiator HubEndpointInfo representing the requester
+     * @param serviceInfo Nullable HubServiceInfo representing the service associated with this session
      */
-    void onSessionOpenRequest(int sessionId, in HubEndpointInfo initiator);
+    void onSessionOpenRequest(int sessionId, in HubEndpointInfo initiator, in @nullable HubServiceInfo serviceInfo);
 
     /**
      * Request from system service to close a specific session
diff --git a/core/java/android/hardware/contexthub/IHubEndpointLifecycleCallback.java b/core/java/android/hardware/contexthub/IHubEndpointLifecycleCallback.java
index 5bd3c0e..4688439 100644
--- a/core/java/android/hardware/contexthub/IHubEndpointLifecycleCallback.java
+++ b/core/java/android/hardware/contexthub/IHubEndpointLifecycleCallback.java
@@ -19,6 +19,7 @@
 import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.chre.flags.Flags;
 
@@ -55,9 +56,12 @@
      * Called when an endpoint is requesting a session be opened with another endpoint.
      *
      * @param requester The {@link HubEndpointInfo} object representing the requester
+     * @param serviceInfo The {@link HubServiceInfo} object representing the service associated with
+     *     this session. Null indicates that there is no service associated with this session.
      */
     @NonNull
-    HubEndpointSessionResult onSessionOpenRequest(@NonNull HubEndpointInfo requester);
+    HubEndpointSessionResult onSessionOpenRequest(
+            @NonNull HubEndpointInfo requester, @Nullable HubServiceInfo serviceInfo);
 
     /**
      * Called when a communication session is opened and ready to be used.
diff --git a/core/java/android/hardware/display/DisplayManagerInternal.java b/core/java/android/hardware/display/DisplayManagerInternal.java
index 399184c..68b6cfc 100644
--- a/core/java/android/hardware/display/DisplayManagerInternal.java
+++ b/core/java/android/hardware/display/DisplayManagerInternal.java
@@ -470,6 +470,31 @@
      */
     public abstract boolean isDisplayReadyForMirroring(int displayId);
 
+
+    /**
+     * Used by the window manager to override the per-display screen brightness based on the
+     * current foreground activity.
+     *
+     * The key of the array is the displayId. If a displayId is missing from the array, this is
+     * equivalent to clearing any existing brightness overrides for that display.
+     *
+     * This method must only be called by the window manager.
+     */
+    public abstract void setScreenBrightnessOverrideFromWindowManager(
+            SparseArray<DisplayBrightnessOverrideRequest> brightnessOverrides);
+
+    /**
+     * Describes a request for overriding the brightness of a single display.
+     */
+    public static class DisplayBrightnessOverrideRequest {
+        // An override of the screen brightness.
+        // Set to PowerManager.BRIGHTNESS_INVALID if there's no override.
+        public float brightness = PowerManager.BRIGHTNESS_INVALID_FLOAT;
+
+        // Tag used to identify the app window requesting the brightness override.
+        public CharSequence tag;
+    }
+
     /**
      * Describes the requested power state of the display.
      *
@@ -505,11 +530,11 @@
         // nearby, turning it off temporarily until the object is moved away.
         public boolean useProximitySensor;
 
-        // An override of the screen brightness.
+        // A global override of the screen brightness, applied to all displays.
         // Set to PowerManager.BRIGHTNESS_INVALID if there's no override.
         public float screenBrightnessOverride;
 
-        // Tag used to identify the app window requesting the brightness override.
+        // Tag used to identify the reason for the global brightness override.
         public CharSequence screenBrightnessOverrideTag;
 
         // An override of the screen auto-brightness adjustment factor in the range -1 (dimmer) to
diff --git a/core/java/android/hardware/input/IInputManager.aidl b/core/java/android/hardware/input/IInputManager.aidl
index 3284761..ed510e4 100644
--- a/core/java/android/hardware/input/IInputManager.aidl
+++ b/core/java/android/hardware/input/IInputManager.aidl
@@ -281,4 +281,6 @@
     AidlInputGestureData[] getCustomInputGestures(int userId, int tag);
 
     AidlInputGestureData[] getAppLaunchBookmarks();
+
+    void resetLockedModifierState();
 }
diff --git a/core/java/android/hardware/input/InputManager.java b/core/java/android/hardware/input/InputManager.java
index f824192..10224c1 100644
--- a/core/java/android/hardware/input/InputManager.java
+++ b/core/java/android/hardware/input/InputManager.java
@@ -260,7 +260,7 @@
     }
 
     /**
-     * Custom input gesture error: Input gesture already exists
+     * Custom input gesture result success
      *
      * @hide
      */
@@ -1590,6 +1590,21 @@
     }
 
     /**
+     * Resets locked modifier state (i.e.. Caps Lock, Num Lock, Scroll Lock state)
+     *
+     * @hide
+     */
+    @TestApi
+    @SuppressLint("UnflaggedApi") // @TestApi without associated feature.
+    public void resetLockedModifierState() {
+        try {
+            mIm.resetLockedModifierState();
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
      * A callback used to be notified about battery state changes for an input device. The
      * {@link #onBatteryStateChanged(int, long, BatteryState)} method will be called once after the
      * listener is successfully registered to provide the initial battery state of the device.
diff --git a/core/java/android/hardware/location/ContextHubManager.java b/core/java/android/hardware/location/ContextHubManager.java
index b2c3bb8..426cd69f 100644
--- a/core/java/android/hardware/location/ContextHubManager.java
+++ b/core/java/android/hardware/location/ContextHubManager.java
@@ -37,6 +37,7 @@
 import android.hardware.contexthub.HubDiscoveryInfo;
 import android.hardware.contexthub.HubEndpoint;
 import android.hardware.contexthub.HubEndpointInfo;
+import android.hardware.contexthub.HubServiceInfo;
 import android.hardware.contexthub.IHubEndpointLifecycleCallback;
 import android.os.Handler;
 import android.os.HandlerExecutor;
@@ -693,6 +694,8 @@
     @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB)
     @NonNull
     public List<HubDiscoveryInfo> findEndpoints(long endpointId) {
+        // TODO(b/379323274): Consider improving these getters to avoid racing with nano app load
+        //  timing.
         try {
             List<HubEndpointInfo> endpointInfos = mService.findEndpoints(endpointId);
             List<HubDiscoveryInfo> results = new ArrayList<>(endpointInfos.size());
@@ -707,6 +710,40 @@
     }
 
     /**
+     * Find a list of endpoints that provides a specific service.
+     *
+     * @param serviceDescriptor Statically generated ID for an endpoint.
+     * @return A list of {@link HubDiscoveryInfo} objects that represents the result of discovery.
+     * @throws IllegalArgumentException if the serviceDescriptor is empty/null.
+     */
+    @FlaggedApi(Flags.FLAG_OFFLOAD_API)
+    @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB)
+    @NonNull
+    public List<HubDiscoveryInfo> findEndpoints(@NonNull String serviceDescriptor) {
+        // TODO(b/379323274): Consider improving these getters to avoid racing with nano app load
+        //  timing.
+        if (serviceDescriptor.isBlank()) {
+            throw new IllegalArgumentException("Invalid service descriptor: " + serviceDescriptor);
+        }
+        try {
+            List<HubEndpointInfo> endpointInfos =
+                    mService.findEndpointsWithService(serviceDescriptor);
+            List<HubDiscoveryInfo> results = new ArrayList<>(endpointInfos.size());
+            // Wrap with result type
+            for (HubEndpointInfo endpointInfo : endpointInfos) {
+                for (HubServiceInfo serviceInfo : endpointInfo.getServiceInfoCollection()) {
+                    if (serviceInfo.getServiceDescriptor().equals(serviceDescriptor)) {
+                        results.add(new HubDiscoveryInfo(endpointInfo, serviceInfo));
+                    }
+                }
+            }
+            return results;
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
      * Set a callback to receive messages from the context hub
      *
      * @param callback Callback object
@@ -1052,11 +1089,12 @@
     }
 
     /**
-     * Use a registered endpoint to connect to another endpoint (destination).
+     * Use a registered endpoint to connect to another endpoint (destination) without specifying a
+     * service.
      *
      * <p>Context Hub Service will create the endpoint session and notify the registered endpoint.
      * The registered endpoint will receive callbacks on its {@link IHubEndpointLifecycleCallback}
-     * object regarding the lifecycle events of the session
+     * object regarding the lifecycle events of the session.
      *
      * @param hubEndpoint {@link HubEndpoint} object previously registered via {@link
      *     ContextHubManager#registerEndpoint(HubEndpoint)}.
@@ -1067,7 +1105,31 @@
     @FlaggedApi(Flags.FLAG_OFFLOAD_API)
     public void openSession(
             @NonNull HubEndpoint hubEndpoint, @NonNull HubEndpointInfo destination) {
-        hubEndpoint.openSession(destination);
+        hubEndpoint.openSession(destination, null);
+    }
+
+    /**
+     * Use a registered endpoint to connect to another endpoint (destination) for a service
+     * described by a {@link HubServiceInfo} object.
+     *
+     * <p>Context Hub Service will create the endpoint session and notify the registered endpoint.
+     * The registered endpoint will receive callbacks on its {@link IHubEndpointLifecycleCallback}
+     * object regarding the lifecycle events of the session.
+     *
+     * @param hubEndpoint {@link HubEndpoint} object previously registered via {@link
+     *     ContextHubManager#registerEndpoint(HubEndpoint)}.
+     * @param destination {@link HubEndpointInfo} object that represents an endpoint from previous
+     *     endpoint discovery results (e.g. from {@link ContextHubManager#findEndpoints(long)}).
+     * @param serviceInfo {@link HubServiceInfo} object that describes the service associated with
+     *     this session. The information will be sent to the destination as part of open request.
+     */
+    @RequiresPermission(android.Manifest.permission.ACCESS_CONTEXT_HUB)
+    @FlaggedApi(Flags.FLAG_OFFLOAD_API)
+    public void openSession(
+            @NonNull HubEndpoint hubEndpoint,
+            @NonNull HubEndpointInfo destination,
+            @NonNull HubServiceInfo serviceInfo) {
+        hubEndpoint.openSession(destination, serviceInfo);
     }
 
     /**
diff --git a/core/java/android/hardware/location/IContextHubService.aidl b/core/java/android/hardware/location/IContextHubService.aidl
index 5128723..f9f41244 100644
--- a/core/java/android/hardware/location/IContextHubService.aidl
+++ b/core/java/android/hardware/location/IContextHubService.aidl
@@ -126,10 +126,14 @@
     @EnforcePermission("ACCESS_CONTEXT_HUB")
     boolean setTestMode(in boolean enable);
 
-    // Finds all endpoints that havea specific ID
+    // Finds all endpoints that has a specific ID
     @EnforcePermission("ACCESS_CONTEXT_HUB")
     List<HubEndpointInfo> findEndpoints(long endpointId);
 
+    // Finds all endpoints that has a specific service
+    @EnforcePermission("ACCESS_CONTEXT_HUB")
+    List<HubEndpointInfo> findEndpointsWithService(String service);
+
     // Register an endpoint with the context hub
     @EnforcePermission("ACCESS_CONTEXT_HUB")
     IContextHubEndpoint registerEndpoint(in HubEndpointInfo pendingEndpointInfo, in IContextHubEndpointCallback callback);
diff --git a/core/java/android/os/BinderProxy.java b/core/java/android/os/BinderProxy.java
index 3b5a99e..01222cd 100644
--- a/core/java/android/os/BinderProxy.java
+++ b/core/java/android/os/BinderProxy.java
@@ -36,6 +36,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.Executor;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
@@ -651,28 +652,39 @@
     private native boolean unlinkToDeathNative(DeathRecipient recipient, int flags);
 
     /**
-     * This list is to hold strong reference to the frozen state callbacks. The callbacks are only
-     * weakly referenced by JNI so the strong references here are needed to keep the callbacks
-     * around until the proxy is GC'ed.
+     * This map is to hold strong reference to the frozen state callbacks.
+     *
+     * The callbacks are only weakly referenced by JNI so the strong references here are needed to
+     * keep the callbacks around until the proxy is GC'ed.
+     *
+     * The key is the original callback passed into {@link #addFrozenStateChangeCallback}. The value
+     * is the wrapped callback created in {@link #addFrozenStateChangeCallback} to dispatch the
+     * calls on the desired executor.
      */
-    private List<FrozenStateChangeCallback> mFrozenStateChangeCallbacks =
-            Collections.synchronizedList(new ArrayList<>());
+    private Map<FrozenStateChangeCallback, FrozenStateChangeCallback> mFrozenStateChangeCallbacks =
+            Collections.synchronizedMap(new HashMap<>());
 
     /**
      * See {@link IBinder#addFrozenStateChangeCallback(FrozenStateChangeCallback)}
      */
-    public void addFrozenStateChangeCallback(FrozenStateChangeCallback callback)
+    public void addFrozenStateChangeCallback(Executor executor, FrozenStateChangeCallback callback)
             throws RemoteException {
-        addFrozenStateChangeCallbackNative(callback);
-        mFrozenStateChangeCallbacks.add(callback);
+        FrozenStateChangeCallback wrappedCallback = (who, state) ->
+                executor.execute(() -> callback.onFrozenStateChanged(who, state));
+        addFrozenStateChangeCallbackNative(wrappedCallback);
+        mFrozenStateChangeCallbacks.put(callback, wrappedCallback);
     }
 
     /**
      * See {@link IBinder#removeFrozenStateChangeCallback}
      */
-    public boolean removeFrozenStateChangeCallback(FrozenStateChangeCallback callback) {
-        mFrozenStateChangeCallbacks.remove(callback);
-        return removeFrozenStateChangeCallbackNative(callback);
+    public boolean removeFrozenStateChangeCallback(FrozenStateChangeCallback callback)
+            throws IllegalArgumentException {
+        FrozenStateChangeCallback wrappedCallback = mFrozenStateChangeCallbacks.remove(callback);
+        if (wrappedCallback == null) {
+            throw new IllegalArgumentException("callback not found");
+        }
+        return removeFrozenStateChangeCallbackNative(wrappedCallback);
     }
 
     private native void addFrozenStateChangeCallbackNative(FrozenStateChangeCallback callback)
diff --git a/core/java/android/os/CombinedMessageQueue/MessageQueue.java b/core/java/android/os/CombinedMessageQueue/MessageQueue.java
index 036ccd8..4c9f08d 100644
--- a/core/java/android/os/CombinedMessageQueue/MessageQueue.java
+++ b/core/java/android/os/CombinedMessageQueue/MessageQueue.java
@@ -123,11 +123,6 @@
         // We can lift this restriction in the future after we've made it possible for test authors
         // to test Looper and MessageQueue without resorting to reflection.
 
-        // Holdback study.
-        if (mUseConcurrent && Flags.messageQueueForceLegacy()) {
-            mUseConcurrent = false;
-        }
-
         mQuitAllowed = quitAllowed;
         mPtr = nativeInit();
     }
diff --git a/core/java/android/os/IBinder.java b/core/java/android/os/IBinder.java
index a997f4c..8cfd324 100644
--- a/core/java/android/os/IBinder.java
+++ b/core/java/android/os/IBinder.java
@@ -16,6 +16,7 @@
 
 package android.os;
 
+import android.annotation.CallbackExecutor;
 import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
@@ -25,6 +26,7 @@
 import java.io.FileDescriptor;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
+import java.util.concurrent.Executor;
 
 /**
  * Base interface for a remotable object, the core part of a lightweight
@@ -397,12 +399,31 @@
         @interface State {
         }
 
+        /**
+         * Represents the frozen state of the remote process.
+         *
+         * While in this state, the remote process won't be able to receive and handle a
+         * transaction. Therefore, any asynchronous transactions will be buffered and delivered when
+         * the process is unfrozen, and any synchronous transactions will result in an error.
+         *
+         * Buffered transactions may be stale by the time that the process is unfrozen and handles
+         * them. To avoid overwhelming the remote process with stale events or overflowing their
+         * buffers, it's best to avoid sending binder transactions to a frozen process.
+         */
         int STATE_FROZEN = 0;
+
+        /**
+         * Represents the unfrozen state of the remote process.
+         *
+         * In this state, the process hosting the object can execute and is not restricted
+         * by the freezer from using the CPU or responding to binder transactions.
+         */
         int STATE_UNFROZEN = 1;
 
         /**
          * Interface for receiving a callback when the process hosting an IBinder
          * has changed its frozen state.
+         *
          * @param who The IBinder whose hosting process has changed state.
          * @param state The latest state.
          */
@@ -427,16 +448,32 @@
      * <p>You will only receive state change notifications for remote binders, as local binders by
      * definition can't be frozen without you being frozen too.</p>
      *
+     * @param executor The executor on which to run the callback.
+     * @param callback The callback used to deliver state change notifications.
+     *
      * <p>@throws {@link UnsupportedOperationException} if the kernel binder driver does not support
      * this feature.
      */
     @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
-    default void addFrozenStateChangeCallback(@NonNull FrozenStateChangeCallback callback)
+    default void addFrozenStateChangeCallback(
+            @NonNull @CallbackExecutor Executor executor,
+            @NonNull FrozenStateChangeCallback callback)
             throws RemoteException {
         throw new UnsupportedOperationException();
     }
 
     /**
+     * Same as {@link #addFrozenStateChangeCallback(Executor, FrozenStateChangeCallback)} except
+     * that callbacks are invoked on a binder thread.
+     *
+     * @hide
+     */
+    default void addFrozenStateChangeCallback(@NonNull FrozenStateChangeCallback callback)
+            throws RemoteException {
+        addFrozenStateChangeCallback(Runnable::run, callback);
+    }
+
+    /**
      * Unregister a {@link FrozenStateChangeCallback}. The callback will no longer be invoked when
      * the hosting process changes its frozen state.
      */
diff --git a/core/java/android/os/PowerManagerInternal.java b/core/java/android/os/PowerManagerInternal.java
index 29ccb85..9435f4d 100644
--- a/core/java/android/os/PowerManagerInternal.java
+++ b/core/java/android/os/PowerManagerInternal.java
@@ -98,18 +98,6 @@
     }
 
     /**
-     * Used by the window manager to override the screen brightness based on the
-     * current foreground activity.
-     *
-     * This method must only be called by the window manager.
-     *
-     * @param brightness The overridden brightness, or Float.NaN to disable the override.
-     * @param tag Source identifier of the app window that requests the override.
-     */
-    public abstract void setScreenBrightnessOverrideFromWindowManager(
-            float brightness, CharSequence tag);
-
-    /**
      * Used by the window manager to override the user activity timeout based on the
      * current foreground activity.  It can only be used to make the timeout shorter
      * than usual, not longer.
diff --git a/core/java/android/os/RemoteCallbackList.java b/core/java/android/os/RemoteCallbackList.java
index 91c482fa..d5630fd 100644
--- a/core/java/android/os/RemoteCallbackList.java
+++ b/core/java/android/os/RemoteCallbackList.java
@@ -16,6 +16,7 @@
 
 package android.os;
 
+import android.annotation.CallbackExecutor;
 import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
@@ -29,6 +30,7 @@
 import java.lang.annotation.RetentionPolicy;
 import java.util.Queue;
 import java.util.concurrent.ConcurrentLinkedQueue;
+import java.util.concurrent.Executor;
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 
@@ -134,6 +136,7 @@
 
     private final @FrozenCalleePolicy int mFrozenCalleePolicy;
     private final int mMaxQueueSize;
+    private final Executor mExecutor;
 
     private final class Interface implements IBinder.DeathRecipient,
             IBinder.FrozenStateChangeCallback {
@@ -197,7 +200,7 @@
         void maybeSubscribeToFrozenCallback() throws RemoteException {
             if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
                 try {
-                    mBinder.addFrozenStateChangeCallback(this);
+                    mBinder.addFrozenStateChangeCallback(mExecutor, this);
                 } catch (UnsupportedOperationException e) {
                     // The kernel does not support frozen notifications. In this case we want to
                     // silently fall back to FROZEN_CALLEE_POLICY_UNSET. This is done by simply
@@ -237,6 +240,7 @@
         private @FrozenCalleePolicy int mFrozenCalleePolicy;
         private int mMaxQueueSize = DEFAULT_MAX_QUEUE_SIZE;
         private InterfaceDiedCallback mInterfaceDiedCallback;
+        private Executor mExecutor;
 
         /**
          * Creates a Builder for {@link RemoteCallbackList}.
@@ -285,6 +289,18 @@
         }
 
         /**
+         * Sets the executor to be used when invoking callbacks asynchronously.
+         *
+         * This is only used when callbacks need to be invoked asynchronously, e.g. when the process
+         * hosting a callback becomes unfrozen. Callbacks that can be invoked immediately run on the
+         * same thread that calls {@link #broadcast} synchronously.
+         */
+        public @NonNull Builder setExecutor(@NonNull @CallbackExecutor Executor executor) {
+            mExecutor = executor;
+            return this;
+        }
+
+        /**
          * For notifying when the process hosting a callback interface has died.
          *
          * @param <E> The remote callback interface type.
@@ -308,15 +324,21 @@
          * @return The built {@link RemoteCallbackList} object.
          */
         public @NonNull RemoteCallbackList<E> build() {
+            Executor executor = mExecutor;
+            if (executor == null && mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
+                // TODO Throw an exception here once the existing API caller is updated to provide
+                // an executor.
+                executor = new HandlerExecutor(Handler.getMain());
+            }
             if (mInterfaceDiedCallback != null) {
-                return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize) {
+                return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize, executor) {
                     @Override
                     public void onCallbackDied(E deadInterface, Object cookie) {
                         mInterfaceDiedCallback.onInterfaceDied(this, deadInterface, cookie);
                     }
                 };
             }
-            return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize);
+            return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize, executor);
         }
     }
 
@@ -341,13 +363,23 @@
     }
 
     /**
+     * Returns the executor used when invoking callbacks asynchronously.
+     *
+     * @return The executor.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public @Nullable Executor getExecutor() {
+        return mExecutor;
+    }
+
+    /**
      * Creates a RemoteCallbackList with {@link #FROZEN_CALLEE_POLICY_UNSET}. This is equivalent to
      * <pre>
      * new RemoteCallbackList.Build(RemoteCallbackList.FROZEN_CALLEE_POLICY_UNSET).build()
      * </pre>
      */
     public RemoteCallbackList() {
-        this(FROZEN_CALLEE_POLICY_UNSET, DEFAULT_MAX_QUEUE_SIZE);
+        this(FROZEN_CALLEE_POLICY_UNSET, DEFAULT_MAX_QUEUE_SIZE, null);
     }
 
     /**
@@ -362,10 +394,14 @@
      * recipient's process is frozen. Once the limit is reached, the oldest callbacks would be
      * dropped to keep the size under limit. Ignored except for
      * {@link #FROZEN_CALLEE_POLICY_ENQUEUE_ALL}.
+     *
+     * @param executor The executor used when invoking callbacks asynchronously.
      */
-    private RemoteCallbackList(@FrozenCalleePolicy int frozenCalleePolicy, int maxQueueSize) {
+    private RemoteCallbackList(@FrozenCalleePolicy int frozenCalleePolicy, int maxQueueSize,
+            @CallbackExecutor Executor executor) {
         mFrozenCalleePolicy = frozenCalleePolicy;
         mMaxQueueSize = maxQueueSize;
+        mExecutor = executor;
     }
 
     /**
diff --git a/core/java/android/os/flags.aconfig b/core/java/android/os/flags.aconfig
index 9b1bf05..2ef8764 100644
--- a/core/java/android/os/flags.aconfig
+++ b/core/java/android/os/flags.aconfig
@@ -4,15 +4,6 @@
 
 # keep-sorted start block=yes newline_separated=yes
 flag {
-     # Holdback study for concurrent MessageQueue.
-     # Do not promote beyond trunkfood.
-     namespace: "system_performance"
-     name: "message_queue_force_legacy"
-     description: "Whether to holdback concurrent MessageQueue (force legacy)."
-     bug: "336880969"
-}
-
-flag {
     name: "adpf_gpu_report_actual_work_duration"
     is_exported: true
     namespace: "game"
diff --git a/core/java/android/permission/flags.aconfig b/core/java/android/permission/flags.aconfig
index 0a35fe3..b5a822b 100644
--- a/core/java/android/permission/flags.aconfig
+++ b/core/java/android/permission/flags.aconfig
@@ -383,7 +383,7 @@
     bug: "363318732"
 }
 
-flag{
+flag {
     name: "note_op_batching_enabled"
     is_fixed_read_only: true
     is_exported: true
@@ -409,3 +409,12 @@
     description: "This flag is used to short circuit the request for permananently denied permissions"
     bug: "378923900"
 }
+
+flag {
+    name: "check_op_overload_api_enabled"
+    is_exported: true
+    is_fixed_read_only: true
+    namespace: "permissions"
+    description: "Add new checkOp APIs that accept attributionTag"
+    bug: "240617242"
+}
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index d2a20b6..a35c9c1 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -6395,27 +6395,6 @@
         public static final String SCREEN_FLASH_NOTIFICATION_COLOR =
                 "screen_flash_notification_color_global";
 
-
-        /**
-         * A semi-colon separated list of Bluetooth hearing devices' local ambient volume.
-         * Each entry is encoded as a key=value list, separated by commas. Ex:
-         *
-         * "addr=XX:XX:XX:00:11,ambient=20,group_ambient=30;addr=XX:XX:XX:00:22,ambient=50"
-         *
-         * The following keys are supported:
-         * <pre>
-         * addr                 (String)
-         * ambient              (int)
-         * group_ambient        (int)
-         * control_expanded     (boolean)
-         * </pre>
-         *
-         * Each entry must contains "addr" attribute, otherwise it'll be ignored.
-         * @hide
-         */
-        public static final String HEARING_DEVICE_LOCAL_AMBIENT_VOLUME =
-                "hearing_device_local_ambient_volume";
-
         /**
          * IMPORTANT: If you add a new public settings you also have to add it to
          * PUBLIC_SETTINGS below. If the new setting is hidden you have to add
@@ -6560,7 +6539,6 @@
             PRIVATE_SETTINGS.add(DEFAULT_DEVICE_FONT_SCALE);
             PRIVATE_SETTINGS.add(MOUSE_REVERSE_VERTICAL_SCROLLING);
             PRIVATE_SETTINGS.add(MOUSE_SWAP_PRIMARY_BUTTON);
-            PRIVATE_SETTINGS.add(HEARING_DEVICE_LOCAL_AMBIENT_VOLUME);
         }
 
         /**
@@ -18138,6 +18116,44 @@
         public static final String ONE_HANDED_KEYGUARD_SIDE = "one_handed_keyguard_side";
 
         /**
+         * A semi-colon separated list of Bluetooth hearing devices' local ambient volume data.
+         * Each entry is encoded as a key=value list, separated by commas. Ex:
+         *
+         * "addr=XX:XX:XX:00:11,ambient=20,group_ambient=30;addr=XX:XX:XX:00:22,ambient=50"
+         *
+         * The following keys are supported:
+         * <pre>
+         * addr                 (String)
+         * ambient              (int)
+         * group_ambient        (int)
+         * control_expanded     (boolean)
+         * </pre>
+         *
+         * Each entry must contains "addr" attribute, otherwise it'll be ignored.
+         * @hide
+         */
+        public static final String HEARING_DEVICE_LOCAL_AMBIENT_VOLUME =
+                "hearing_device_local_ambient_volume";
+
+        /**
+         * A semi-colon separated list of Bluetooth hearing devices' notification data.
+         * Each entry is encoded as a key=value list, separated by commas. Ex:
+         *
+         * "addr=XX:XX:XX:00:11,input_changes=1"
+         *
+         * The following keys are supported:
+         * <pre>
+         * addr                 (String)
+         * input_changes        (boolean)
+         * </pre>
+         *
+         * Each entry must contains "addr" attribute, otherwise it'll be ignored.
+         * @hide
+         */
+        public static final String HEARING_DEVICE_LOCAL_NOTIFICATION =
+                "hearing_device_local_notification";
+
+        /**
          * Global settings that shouldn't be persisted.
          *
          * @hide
diff --git a/core/java/android/security/authenticationpolicy/AuthenticationPolicyManager.java b/core/java/android/security/authenticationpolicy/AuthenticationPolicyManager.java
new file mode 100644
index 0000000..75abd5f
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/AuthenticationPolicyManager.java
@@ -0,0 +1,237 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.security.authenticationpolicy;
+
+import static android.Manifest.permission.MANAGE_SECURE_LOCK_DEVICE;
+import static android.security.Flags.FLAG_SECURE_LOCKDOWN;
+
+import android.annotation.FlaggedApi;
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.RequiresPermission;
+import android.annotation.SystemApi;
+import android.annotation.SystemService;
+import android.content.Context;
+import android.os.RemoteException;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * AuthenticationPolicyManager is a centralized interface for managing authentication related
+ * policies on the device. This includes device locking capabilities to protect users in "at risk"
+ * environments.
+ *
+ * AuthenticationPolicyManager is designed to protect Android users by integrating with apps and
+ * key system components, such as the lock screen. It is not related to enterprise control surfaces
+ * and does not offer additional administrative controls.
+ *
+ * <p>
+ * To use this class, call {@link #enableSecureLockDevice} to enable secure lock on the device.
+ * This will require the caller to have the
+ * {@link android.Manifest.permission#MANAGE_SECURE_LOCK_DEVICE} permission.
+ *
+ * <p>
+ * To disable secure lock on the device, call {@link #disableSecureLockDevice}. This will require
+ * the caller to have the {@link android.Manifest.permission#MANAGE_SECURE_LOCK_DEVICE} permission.
+ *
+ * @hide
+ */
+@SystemApi
+@FlaggedApi(FLAG_SECURE_LOCKDOWN)
+@SystemService(Context.AUTHENTICATION_POLICY_SERVICE)
+public final class AuthenticationPolicyManager {
+    private static final String TAG = "AuthenticationPolicyManager";
+
+    @NonNull private final IAuthenticationPolicyService mAuthenticationPolicyService;
+    @NonNull private final Context mContext;
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice} and {@link
+     * #disableSecureLockDevice}.
+     *
+     * Secure lock device request status unknown.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_UNKNOWN = 0;
+
+    /**
+     * Success result code for {@link #enableSecureLockDevice} and {@link #disableSecureLockDevice}.
+     *
+     * Secure lock device request successful.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int SUCCESS = 1;
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice} and {@link #disableSecureLockDevice}.
+     *
+     * Secure lock device is unsupported.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_UNSUPPORTED = 2;
+
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice} and {@link #disableSecureLockDevice}.
+     *
+     * Invalid secure lock device request params provided.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_INVALID_PARAMS = 3;
+
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice} and {@link #disableSecureLockDevice}.
+     *
+     * Secure lock device is unavailable because there are no biometrics enrolled on the device.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_NO_BIOMETRICS_ENROLLED = 4;
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice} and {@link #disableSecureLockDevice}.
+     *
+     * Secure lock device is unavailable because the device has no biometric hardware or the
+     * biometric sensors do not meet
+     * {@link android.hardware.biometrics.BiometricManager.Authenticators#BIOMETRIC_STRONG}
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_INSUFFICIENT_BIOMETRICS = 5;
+
+    /**
+     * Error result code for {@link #enableSecureLockDevice}.
+     *
+     * Secure lock is already enabled.
+     *
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public static final int ERROR_ALREADY_ENABLED = 6;
+
+    /**
+     * Communicates the current status of a request to enable secure lock on the device.
+     *
+     * @hide
+     */
+    @IntDef(prefix = {"ENABLE_SECURE_LOCK_DEVICE_STATUS_"}, value = {
+            ERROR_UNKNOWN,
+            SUCCESS,
+            ERROR_UNSUPPORTED,
+            ERROR_INVALID_PARAMS,
+            ERROR_NO_BIOMETRICS_ENROLLED,
+            ERROR_INSUFFICIENT_BIOMETRICS,
+            ERROR_ALREADY_ENABLED
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface EnableSecureLockDeviceRequestStatus {}
+
+    /**
+     * Communicates the current status of a request to disable secure lock on the device.
+     *
+     * @hide
+     */
+    @IntDef(prefix = {"DISABLE_SECURE_LOCK_DEVICE_STATUS_"}, value = {
+            ERROR_UNKNOWN,
+            SUCCESS,
+            ERROR_UNSUPPORTED,
+            ERROR_INVALID_PARAMS,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface DisableSecureLockDeviceRequestStatus {}
+
+    /** @hide */
+    public AuthenticationPolicyManager(@NonNull Context context,
+            @NonNull IAuthenticationPolicyService authenticationPolicyService) {
+        mContext = context;
+        mAuthenticationPolicyService = authenticationPolicyService;
+    }
+
+    /**
+     * Called by a privileged component to remotely enable secure lock on the device.
+     *
+     * Secure lock is an enhanced security state that restricts access to sensitive data (app
+     * notifications, widgets, quick settings, assistant, etc) and requires multi-factor
+     * authentication for device entry, such as
+     * {@link android.hardware.biometrics.BiometricManager.Authenticators#DEVICE_CREDENTIAL} and
+     * {@link android.hardware.biometrics.BiometricManager.Authenticators#BIOMETRIC_STRONG}.
+     *
+     * If secure lock is already enabled when this method is called, it will return
+     * {@link ERROR_ALREADY_ENABLED}.
+     *
+     * @param params EnableSecureLockDeviceParams for caller to supply params related to the secure
+     *               lock device request
+     * @return @EnableSecureLockDeviceRequestStatus int indicating the result of the secure lock
+     * device request
+     *
+     * @hide
+     */
+    @EnableSecureLockDeviceRequestStatus
+    @RequiresPermission(MANAGE_SECURE_LOCK_DEVICE)
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public int enableSecureLockDevice(@NonNull EnableSecureLockDeviceParams params) {
+        try {
+            return mAuthenticationPolicyService.enableSecureLockDevice(params);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Called by a privileged component to disable secure lock on the device.
+     *
+     * If secure lock is already disabled when this method is called, it will return
+     * {@link SUCCESS}.
+     *
+     * @param params @DisableSecureLockDeviceParams for caller to supply params related to the
+     *               secure lock device request
+     * @return @DisableSecureLockDeviceRequestStatus int indicating the result of the secure lock
+     * device request
+     *
+     * @hide
+     */
+    @DisableSecureLockDeviceRequestStatus
+    @RequiresPermission(MANAGE_SECURE_LOCK_DEVICE)
+    @SystemApi
+    @FlaggedApi(FLAG_SECURE_LOCKDOWN)
+    public int disableSecureLockDevice(@NonNull DisableSecureLockDeviceParams params) {
+        try {
+            return mAuthenticationPolicyService.disableSecureLockDevice(params);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+}
diff --git a/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.aidl b/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.aidl
new file mode 100644
index 0000000..81f7726
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.aidl
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.security.authenticationpolicy;
+
+/**
+ * @hide
+ */
+parcelable DisableSecureLockDeviceParams;
\ No newline at end of file
diff --git a/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.java b/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.java
new file mode 100644
index 0000000..64a3f0f
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/DisableSecureLockDeviceParams.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.security.authenticationpolicy;
+
+import static android.security.Flags.FLAG_SECURE_LOCKDOWN;
+
+import android.annotation.FlaggedApi;
+import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.Objects;
+
+/**
+ * Parameters related to a request to disable secure lock on the device.
+ *
+ * @hide
+ */
+@SystemApi
+@FlaggedApi(FLAG_SECURE_LOCKDOWN)
+public final class DisableSecureLockDeviceParams implements Parcelable {
+
+    /**
+     * Client message associated with the request to disable secure lock on the device. This message
+     * will be shown on the device when secure lock mode is disabled.
+     */
+    private final @NonNull String mMessage;
+
+    /**
+     * Creates DisableSecureLockDeviceParams with the given params.
+     *
+     * @param message Allows clients to pass in a message with information about the request to
+     *                disable secure lock on the device. This message will be shown to the user when
+     *                secure lock mode is disabled. If an empty string is provided, it will default
+     *                to a system-defined string (e.g. "Secure lock mode has been disabled.")
+     */
+    public DisableSecureLockDeviceParams(@NonNull String message) {
+        mMessage = message;
+    }
+
+    private DisableSecureLockDeviceParams(@NonNull Parcel in) {
+        mMessage = Objects.requireNonNull(in.readString8());
+    }
+
+    public static final @NonNull Creator<DisableSecureLockDeviceParams> CREATOR =
+            new Creator<DisableSecureLockDeviceParams>() {
+                @Override
+                public DisableSecureLockDeviceParams createFromParcel(Parcel in) {
+                    return new DisableSecureLockDeviceParams(in);
+                }
+
+                @Override
+                public DisableSecureLockDeviceParams[] newArray(int size) {
+                    return new DisableSecureLockDeviceParams[size];
+                }
+            };
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
+        dest.writeString8(mMessage);
+    }
+}
diff --git a/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.aidl b/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.aidl
new file mode 100644
index 0000000..9e496f8
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.aidl
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.security.authenticationpolicy;
+
+/**
+ * @hide
+ */
+parcelable EnableSecureLockDeviceParams;
\ No newline at end of file
diff --git a/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.java b/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.java
new file mode 100644
index 0000000..1d72772
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/EnableSecureLockDeviceParams.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.security.authenticationpolicy;
+
+import static android.security.Flags.FLAG_SECURE_LOCKDOWN;
+
+import android.annotation.FlaggedApi;
+import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.Objects;
+
+
+/**
+ * Parameters related to a request to enable secure lock on the device.
+ *
+ * @hide
+ */
+@SystemApi
+@FlaggedApi(FLAG_SECURE_LOCKDOWN)
+public final class EnableSecureLockDeviceParams implements Parcelable {
+
+    /**
+     * Client message associated with the request to enable secure lock on the device. This message
+     * will be shown on the device when secure lock mode is enabled.
+     */
+    private final @NonNull String mMessage;
+
+    /**
+     * Creates EnableSecureLockDeviceParams with the given params.
+     *
+     * @param message Allows clients to pass in a message with information about the request to
+     *                enable secure lock on the device. This message will be shown to the user when
+     *                secure lock mode is enabled. If an empty string is provided, it will default
+     *                to a system-defined string (e.g. "Device is securely locked remotely.")
+     */
+    public EnableSecureLockDeviceParams(@NonNull String message) {
+        mMessage = message;
+    }
+
+    private EnableSecureLockDeviceParams(@NonNull Parcel in) {
+        mMessage = Objects.requireNonNull(in.readString8());
+    }
+
+    public static final @NonNull Creator<EnableSecureLockDeviceParams> CREATOR =
+            new Creator<EnableSecureLockDeviceParams>() {
+                @Override
+                public EnableSecureLockDeviceParams createFromParcel(Parcel in) {
+                    return new EnableSecureLockDeviceParams(in);
+                }
+
+                @Override
+                public EnableSecureLockDeviceParams[] newArray(int size) {
+                    return new EnableSecureLockDeviceParams[size];
+                }
+            };
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(@NonNull Parcel dest, int flags) {
+        dest.writeString8(mMessage);
+    }
+}
diff --git a/core/java/android/security/authenticationpolicy/IAuthenticationPolicyService.aidl b/core/java/android/security/authenticationpolicy/IAuthenticationPolicyService.aidl
new file mode 100644
index 0000000..5ad4534
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/IAuthenticationPolicyService.aidl
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.security.authenticationpolicy;
+
+import android.security.authenticationpolicy.EnableSecureLockDeviceParams;
+import android.security.authenticationpolicy.DisableSecureLockDeviceParams;
+
+/**
+ * Communication channel from AuthenticationPolicyManager to AuthenticationPolicyService.
+ * @hide
+ */
+interface IAuthenticationPolicyService {
+    @EnforcePermission("MANAGE_SECURE_LOCK_DEVICE")
+    int enableSecureLockDevice(in EnableSecureLockDeviceParams params);
+
+    @EnforcePermission("MANAGE_SECURE_LOCK_DEVICE")
+    int disableSecureLockDevice(in DisableSecureLockDeviceParams params);
+}
\ No newline at end of file
diff --git a/core/java/android/security/authenticationpolicy/OWNERS b/core/java/android/security/authenticationpolicy/OWNERS
new file mode 100644
index 0000000..4310d1a
--- /dev/null
+++ b/core/java/android/security/authenticationpolicy/OWNERS
@@ -0,0 +1 @@
+include /services/core/java/com/android/server/security/authenticationpolicy/OWNERS
\ No newline at end of file
diff --git a/core/java/android/service/notification/ZenModeConfig.java b/core/java/android/service/notification/ZenModeConfig.java
index 24328eb..1388778 100644
--- a/core/java/android/service/notification/ZenModeConfig.java
+++ b/core/java/android/service/notification/ZenModeConfig.java
@@ -2532,7 +2532,7 @@
 
     /** Returns whether the rule id corresponds to an implicit rule. */
     public static boolean isImplicitRuleId(@NonNull String ruleId) {
-        return ruleId.startsWith(IMPLICIT_RULE_ID_PREFIX);
+        return ruleId != null && ruleId.startsWith(IMPLICIT_RULE_ID_PREFIX);
     }
 
     private static int[] tryParseHourAndMinute(String value) {
diff --git a/core/java/android/telephony/PhoneStateListener.java b/core/java/android/telephony/PhoneStateListener.java
index 1df3b43..c16a510 100644
--- a/core/java/android/telephony/PhoneStateListener.java
+++ b/core/java/android/telephony/PhoneStateListener.java
@@ -1712,6 +1712,15 @@
                 @NonNull NtnSignalStrength ntnSignalStrength) {
             // not supported on the deprecated interface - Use TelephonyCallback instead
         }
+
+        public final void onSecurityAlgorithmsChanged(SecurityAlgorithmUpdate update) {
+            // not supported on the deprecated interface - Use TelephonyCallback instead
+        }
+
+        public final void onCellularIdentifierDisclosedChanged(
+                CellularIdentifierDisclosure disclosure) {
+            // not supported on the deprecated interface - Use TelephonyCallback instead
+        }
     }
 
     private void log(String s) {
diff --git a/core/java/android/telephony/TelephonyCallback.java b/core/java/android/telephony/TelephonyCallback.java
index 0d1dc46..2c585e6 100644
--- a/core/java/android/telephony/TelephonyCallback.java
+++ b/core/java/android/telephony/TelephonyCallback.java
@@ -705,6 +705,28 @@
     public static final int EVENT_CARRIER_ROAMING_NTN_SIGNAL_STRENGTH_CHANGED = 45;
 
     /**
+     * Event for changes to mobile network ciphering algorithms.
+     * See {@link SecurityAlgorithmsListener#onSecurityAlgorithmsChanged}
+     *
+     * @hide
+     */
+    @FlaggedApi(Flags.FLAG_CELLULAR_IDENTIFIER_DISCLOSURE_INDICATIONS)
+    @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @SystemApi
+    public static final int EVENT_SECURITY_ALGORITHMS_CHANGED = 46;
+
+     /**
+      * Event for updates to sensitive device identifier disclosures (IMSI, IMEI, unciphered SUCI).
+      * See {@link CellularIdentifierDisclosedListener#onCellularIdentifierDisclosedChanged}
+      *
+      * @hide
+      */
+    @FlaggedApi(Flags.FLAG_CELLULAR_IDENTIFIER_DISCLOSURE_INDICATIONS)
+    @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @SystemApi
+    public static final int EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED = 47;
+
+    /**
      * @hide
      */
     @IntDef(prefix = {"EVENT_"}, value = {
@@ -752,7 +774,9 @@
             EVENT_CARRIER_ROAMING_NTN_MODE_CHANGED,
             EVENT_CARRIER_ROAMING_NTN_ELIGIBLE_STATE_CHANGED,
             EVENT_CARRIER_ROAMING_NTN_AVAILABLE_SERVICES_CHANGED,
-            EVENT_CARRIER_ROAMING_NTN_SIGNAL_STRENGTH_CHANGED
+            EVENT_CARRIER_ROAMING_NTN_SIGNAL_STRENGTH_CHANGED,
+            EVENT_SECURITY_ALGORITHMS_CHANGED,
+            EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface TelephonyEvent {
@@ -1827,6 +1851,41 @@
     }
 
     /**
+     * Interface for CellularIdentifierDisclosedListener
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_CELLULAR_IDENTIFIER_DISCLOSURE_INDICATIONS)
+    public interface CellularIdentifierDisclosedListener {
+        /**
+         * Callback invoked when a device identifier (IMSI, IMEI, or unciphered SUCI)
+         * is disclosed over the network before a security context is established
+         * ("pre-authentication").
+         *
+         * @param disclosure details of the identifier disclosure
+         * See {@link CellularIdentifierDisclosure} for more details
+         */
+        void onCellularIdentifierDisclosedChanged(@NonNull CellularIdentifierDisclosure disclosure);
+    }
+
+    /**
+     * Interface for SecurityAlgorithmsListener
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_SECURITY_ALGORITHMS_UPDATE_INDICATIONS)
+    public interface SecurityAlgorithmsListener {
+        /**
+         * Callback invoked when the most recently reported security algorithms has changed,
+         * per a specified connection event.
+         *
+         * @param securityAlgorithmUpdate details of the security algorithm update
+         * See {@link SecurityAlgorithmUpdate} for more details
+         */
+        void onSecurityAlgorithmsChanged(@NonNull SecurityAlgorithmUpdate securityAlgorithmUpdate);
+    }
+
+    /**
      * The callback methods need to be called on the handler thread where
      * this object was created.  If the binder did that for us it'd be nice.
      * <p>
@@ -2302,5 +2361,27 @@
                     () -> listener.onCarrierRoamingNtnSignalStrengthChanged(ntnSignalStrength)));
 
         }
+
+        public void onSecurityAlgorithmsChanged(SecurityAlgorithmUpdate update) {
+            if (!Flags.securityAlgorithmsUpdateIndications()) return;
+
+            SecurityAlgorithmsListener listener =
+                    (SecurityAlgorithmsListener) mTelephonyCallbackWeakRef.get();
+            if (listener == null) return;
+
+            Binder.withCleanCallingIdentity(() -> mExecutor.execute(
+                    () -> listener.onSecurityAlgorithmsChanged(update)));
+        }
+
+        public void onCellularIdentifierDisclosedChanged(CellularIdentifierDisclosure disclosure) {
+            if (!Flags.cellularIdentifierDisclosureIndications()) return;
+
+            CellularIdentifierDisclosedListener listener =
+                    (CellularIdentifierDisclosedListener) mTelephonyCallbackWeakRef.get();
+            if (listener == null) return;
+
+            Binder.withCleanCallingIdentity(() -> mExecutor.execute(
+                    () -> listener.onCellularIdentifierDisclosedChanged(disclosure)));
+        }
     }
 }
diff --git a/core/java/android/telephony/TelephonyRegistryManager.java b/core/java/android/telephony/TelephonyRegistryManager.java
index 90b0bb3..4ec429d 100644
--- a/core/java/android/telephony/TelephonyRegistryManager.java
+++ b/core/java/android/telephony/TelephonyRegistryManager.java
@@ -1154,6 +1154,40 @@
         }
     }
 
+   /**
+     * Notify external listeners that the radio security algorithms have changed.
+     * @param slotIndex for the phone object that got updated
+     * @param subId for which the security algorithm changed
+     * @param update details of the security algorithm update
+     * @hide
+     */
+    public void notifySecurityAlgorithmsChanged(
+            int slotIndex, int subId, SecurityAlgorithmUpdate update) {
+        try {
+            sRegistry.notifySecurityAlgorithmsChanged(slotIndex, subId, update);
+        } catch (RemoteException ex) {
+            // system server crash
+            throw ex.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Notify external listeners of a new cellular identifier disclosure change.
+     * @param slotIndex for the phone object that the disclosure applies to
+     * @param subId for which the disclosure applies to
+     * @param disclosure details of the identifier disclosure
+     * @hide
+     */
+    public void notifyCellularIdentifierDisclosedChanged(
+            int slotIndex, int subId, CellularIdentifierDisclosure disclosure) {
+        try {
+            sRegistry.notifyCellularIdentifierDisclosedChanged(slotIndex, subId, disclosure);
+        } catch (RemoteException ex) {
+            // system server crash
+            throw ex.rethrowFromSystemServer();
+        }
+    }
+
     /**
      * Processes potential event changes from the provided {@link TelephonyCallback}.
      *
@@ -1313,6 +1347,15 @@
             eventList.add(TelephonyCallback.EVENT_CARRIER_ROAMING_NTN_AVAILABLE_SERVICES_CHANGED);
             eventList.add(TelephonyCallback.EVENT_CARRIER_ROAMING_NTN_SIGNAL_STRENGTH_CHANGED);
         }
+
+        if (telephonyCallback instanceof TelephonyCallback.CellularIdentifierDisclosedListener) {
+            eventList.add(TelephonyCallback.EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED);
+        }
+
+        if (telephonyCallback instanceof TelephonyCallback.SecurityAlgorithmsListener) {
+            eventList.add(TelephonyCallback.EVENT_SECURITY_ALGORITHMS_CHANGED);
+        }
+
         return eventList;
     }
 
diff --git a/core/java/android/view/ScaleGestureDetector.java b/core/java/android/view/ScaleGestureDetector.java
index 5a28d5f..80ae3c3 100644
--- a/core/java/android/view/ScaleGestureDetector.java
+++ b/core/java/android/view/ScaleGestureDetector.java
@@ -437,16 +437,16 @@
         }
     }
 
-  /**
-   * Return whether the quick scale gesture, in which the user performs a double tap followed by a
-   * swipe, should perform scaling. {@see #setQuickScaleEnabled(boolean)}.
-   */
+    /**
+     * Return whether the quick scale gesture, in which the user performs a double tap followed by a
+     * swipe, should perform scaling. {@see #setQuickScaleEnabled(boolean)}.
+     */
     public boolean isQuickScaleEnabled() {
         return mQuickScaleEnabled;
     }
 
     /**
-     * Sets whether the associates {@link OnScaleGestureListener} should receive
+     * Sets whether the associated {@link OnScaleGestureListener} should receive
      * onScale callbacks when the user uses a stylus and presses the button.
      * Note that this is enabled by default if the app targets API 23 and newer.
      *
diff --git a/core/java/android/window/flags/lse_desktop_experience.aconfig b/core/java/android/window/flags/lse_desktop_experience.aconfig
index eebdeadc..c7d5a9f 100644
--- a/core/java/android/window/flags/lse_desktop_experience.aconfig
+++ b/core/java/android/window/flags/lse_desktop_experience.aconfig
@@ -253,6 +253,9 @@
     namespace: "lse_desktop_experience"
     description: "Enables enter desktop windowing transition & motion polish changes"
     bug: "369763947"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
 }
 
 flag {
@@ -260,6 +263,9 @@
     namespace: "lse_desktop_experience"
     description: "Enables exit desktop windowing transition & motion polish changes"
     bug: "353650462"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
 }
 
 flag {
@@ -343,6 +349,9 @@
     namespace: "lse_desktop_experience"
     description: "Enables custom transitions for alt-tab app launches in Desktop Mode."
     bug: "370735595"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
 }
 
 flag {
@@ -350,6 +359,9 @@
     namespace: "lse_desktop_experience"
     description: "Enables custom transitions for app launches in Desktop Mode."
     bug: "375992828"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
 }
 
 flag {
diff --git a/core/java/android/window/flags/window_surfaces.aconfig b/core/java/android/window/flags/window_surfaces.aconfig
index 96b9dc7..bb47707 100644
--- a/core/java/android/window/flags/window_surfaces.aconfig
+++ b/core/java/android/window/flags/window_surfaces.aconfig
@@ -29,14 +29,6 @@
 
 flag {
     namespace: "window_surfaces"
-    name: "secure_window_state"
-    description: "Move SC secure flag to WindowState level"
-    is_fixed_read_only: true
-    bug: "308662081"
-}
-
-flag {
-    namespace: "window_surfaces"
     name: "trusted_presentation_listener_for_window"
     is_exported: true
     description: "Enable trustedPresentationListener on windows public API"
diff --git a/core/java/com/android/internal/app/IAppOpsService.aidl b/core/java/com/android/internal/app/IAppOpsService.aidl
index 3ec7064..2cfc680 100644
--- a/core/java/com/android/internal/app/IAppOpsService.aidl
+++ b/core/java/com/android/internal/app/IAppOpsService.aidl
@@ -152,7 +152,7 @@
             in AttributionSourceState attributionSourceStateState, boolean skipProxyOperation);
     int checkOperationRawForDevice(int code, int uid, String packageName,
             @nullable String attributionTag, int virtualDeviceId);
-    int checkOperationForDevice(int code, int uid, String packageName, int virtualDeviceId);
+    int checkOperationForDevice(int code, int uid, String packageName, @nullable String attributionTag, int virtualDeviceId);
     SyncNotedAppOp noteOperationForDevice(int code, int uid, String packageName,
             @nullable String attributionTag, int virtualDeviceId,
             boolean shouldCollectAsyncNotedOp, String message, boolean shouldCollectMessage);
diff --git a/core/java/com/android/internal/policy/IDeviceLockedStateListener.aidl b/core/java/com/android/internal/policy/IDeviceLockedStateListener.aidl
new file mode 100644
index 0000000..cc626f6
--- /dev/null
+++ b/core/java/com/android/internal/policy/IDeviceLockedStateListener.aidl
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy;
+
+oneway interface IDeviceLockedStateListener {
+    void onDeviceLockedStateChanged(boolean isDeviceLocked);
+}
\ No newline at end of file
diff --git a/core/java/com/android/internal/telephony/IPhoneStateListener.aidl b/core/java/com/android/internal/telephony/IPhoneStateListener.aidl
index 0e85e04..bf8a565 100644
--- a/core/java/com/android/internal/telephony/IPhoneStateListener.aidl
+++ b/core/java/com/android/internal/telephony/IPhoneStateListener.aidl
@@ -20,6 +20,7 @@
 import android.telephony.CallState;
 import android.telephony.CellIdentity;
 import android.telephony.CellInfo;
+import android.telephony.CellularIdentifierDisclosure;
 import android.telephony.DataConnectionRealTimeInfo;
 import android.telephony.LinkCapacityEstimate;
 import android.telephony.TelephonyDisplayInfo;
@@ -28,6 +29,7 @@
 import android.telephony.PreciseCallState;
 import android.telephony.PreciseDataConnectionState;
 import android.telephony.satellite.NtnSignalStrength;
+import android.telephony.SecurityAlgorithmUpdate;
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.emergency.EmergencyNumber;
@@ -87,4 +89,6 @@
     void onCarrierRoamingNtnEligibleStateChanged(in boolean eligible);
     void onCarrierRoamingNtnAvailableServicesChanged(in int[] availableServices);
     void onCarrierRoamingNtnSignalStrengthChanged(in NtnSignalStrength ntnSignalStrength);
+    void onSecurityAlgorithmsChanged(in SecurityAlgorithmUpdate update);
+    void onCellularIdentifierDisclosedChanged(in CellularIdentifierDisclosure disclosure);
 }
diff --git a/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl b/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
index 0f268d5d..a296fbd1 100644
--- a/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
+++ b/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
@@ -23,6 +23,7 @@
 import android.telephony.CallQuality;
 import android.telephony.CellIdentity;
 import android.telephony.CellInfo;
+import android.telephony.CellularIdentifierDisclosure;
 import android.telephony.LinkCapacityEstimate;
 import android.telephony.TelephonyDisplayInfo;
 import android.telephony.ims.ImsReasonInfo;
@@ -30,6 +31,7 @@
 import android.telephony.PhysicalChannelConfig;
 import android.telephony.PreciseDataConnectionState;
 import android.telephony.satellite.NtnSignalStrength;
+import android.telephony.SecurityAlgorithmUpdate;
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.emergency.EmergencyNumber;
@@ -132,4 +134,7 @@
     void removeSatelliteStateChangeListener(ISatelliteStateChangeListener listener, String pkg);
     void notifySatelliteStateChanged(boolean isEnabled);
 
+    void notifySecurityAlgorithmsChanged(int phoneId, int subId, in SecurityAlgorithmUpdate update);
+    void notifyCellularIdentifierDisclosedChanged(
+            int phoneId, int subId, in CellularIdentifierDisclosure disclosure);
 }
diff --git a/core/java/com/android/internal/widget/NotificationRowIconView.java b/core/java/com/android/internal/widget/NotificationRowIconView.java
index 5fc61b0..c96e979 100644
--- a/core/java/com/android/internal/widget/NotificationRowIconView.java
+++ b/core/java/com/android/internal/widget/NotificationRowIconView.java
@@ -19,12 +19,7 @@
 import android.annotation.Nullable;
 import android.app.Flags;
 import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.BitmapShader;
-import android.graphics.Canvas;
-import android.graphics.Paint;
 import android.graphics.Rect;
-import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.Icon;
 import android.util.AttributeSet;
@@ -41,7 +36,6 @@
 public class NotificationRowIconView extends CachingIconView {
     private NotificationIconProvider mIconProvider;
 
-    private boolean mApplyCircularCrop = false;
     private Drawable mAppIcon = null;
 
     // Padding, background and colors set on the view prior to being overridden when showing the app
@@ -221,84 +215,6 @@
         }
     }
 
-    @Nullable
-    @Override
-    Drawable loadSizeRestrictedIcon(@Nullable Icon icon) {
-        final Drawable original = super.loadSizeRestrictedIcon(icon);
-        final Drawable result;
-        if (mApplyCircularCrop) {
-            result = makeCircularDrawable(original);
-        } else {
-            result = original;
-        }
-
-        return result;
-    }
-
-    /**
-     * Enables circle crop that makes given image circular
-     */
-    @RemotableViewMethod(asyncImpl = "setApplyCircularCropAsync")
-    public void setApplyCircularCrop(boolean applyCircularCrop) {
-        mApplyCircularCrop = applyCircularCrop;
-    }
-
-    /**
-     * Async version of {@link NotificationRowIconView#setApplyCircularCrop}
-     */
-    public Runnable setApplyCircularCropAsync(boolean applyCircularCrop) {
-        mApplyCircularCrop = applyCircularCrop;
-        return () -> {
-        };
-    }
-
-    @Nullable
-    private Drawable makeCircularDrawable(@Nullable Drawable original) {
-        if (original == null) {
-            return original;
-        }
-
-        final Bitmap source = drawableToBitmap(original);
-
-        int size = Math.min(source.getWidth(), source.getHeight());
-
-        Bitmap squared = Bitmap.createScaledBitmap(source, size, size, /* filter= */ false);
-        Bitmap result = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
-
-        final Canvas canvas = new Canvas(result);
-        final Paint paint = new Paint();
-        paint.setShader(
-                new BitmapShader(squared, BitmapShader.TileMode.CLAMP,
-                        BitmapShader.TileMode.CLAMP));
-        paint.setAntiAlias(true);
-        float radius = size / 2f;
-        canvas.drawCircle(radius, radius, radius, paint);
-        return new BitmapDrawable(getResources(), result);
-    }
-
-    private static Bitmap drawableToBitmap(Drawable drawable) {
-        if (drawable instanceof BitmapDrawable bitmapDrawable) {
-            final Bitmap bitmap = bitmapDrawable.getBitmap();
-            if (bitmap.getConfig() == Bitmap.Config.HARDWARE) {
-                return bitmap.copy(Bitmap.Config.ARGB_8888, false);
-            } else {
-                return bitmap;
-            }
-        }
-
-        int width = drawable.getIntrinsicWidth();
-        width = width > 0 ? width : 1;
-        int height = drawable.getIntrinsicHeight();
-        height = height > 0 ? height : 1;
-
-        Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-        Canvas canvas = new Canvas(bitmap);
-        drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
-        drawable.draw(canvas);
-
-        return bitmap;
-    }
-
     /**
      * A provider that allows this view to verify whether it should use the app icon instead of the
      * icon provided to it via setImageIcon, as well as actually fetching the app icon. It should
diff --git a/core/jni/android_media_AudioRecord.cpp b/core/jni/android_media_AudioRecord.cpp
index f9d00ed..5a18392 100644
--- a/core/jni/android_media_AudioRecord.cpp
+++ b/core/jni/android_media_AudioRecord.cpp
@@ -584,14 +584,23 @@
     return lpRecorder->setInputDevice(device_id) == NO_ERROR;
 }
 
-static jint android_media_AudioRecord_getRoutedDeviceId(
-                JNIEnv *env,  jobject thiz) {
-
+static jintArray android_media_AudioRecord_getRoutedDeviceIds(JNIEnv *env, jobject thiz) {
     sp<AudioRecord> lpRecorder = getAudioRecord(env, thiz);
-    if (lpRecorder == 0) {
-        return 0;
+    if (lpRecorder == NULL) {
+        return NULL;
     }
-    return (jint)lpRecorder->getRoutedDeviceId();
+    DeviceIdVector deviceIds = lpRecorder->getRoutedDeviceIds();
+    jintArray result;
+    result = env->NewIntArray(deviceIds.size());
+    if (result == NULL) {
+        return NULL;
+    }
+    jint *values = env->GetIntArrayElements(result, 0);
+    for (unsigned int i = 0; i < deviceIds.size(); i++) {
+        values[i++] = static_cast<jint>(deviceIds[i]);
+    }
+    env->ReleaseIntArrayElements(result, values, 0);
+    return result;
 }
 
 // Enable and Disable Callback methods are synchronized on the Java side
@@ -821,8 +830,7 @@
         // name,               signature,  funcPtr
         {"native_start", "(II)I", (void *)android_media_AudioRecord_start},
         {"native_stop", "()V", (void *)android_media_AudioRecord_stop},
-        {"native_setup",
-         "(Ljava/lang/Object;Ljava/lang/Object;[IIIII[ILandroid/os/Parcel;JII)I",
+        {"native_setup", "(Ljava/lang/Object;Ljava/lang/Object;[IIIII[ILandroid/os/Parcel;JII)I",
          (void *)android_media_AudioRecord_setup},
         {"native_finalize", "()V", (void *)android_media_AudioRecord_finalize},
         {"native_release", "()V", (void *)android_media_AudioRecord_release},
@@ -846,7 +854,7 @@
         {"native_getMetrics", "()Landroid/os/PersistableBundle;",
          (void *)android_media_AudioRecord_native_getMetrics},
         {"native_setInputDevice", "(I)Z", (void *)android_media_AudioRecord_setInputDevice},
-        {"native_getRoutedDeviceId", "()I", (void *)android_media_AudioRecord_getRoutedDeviceId},
+        {"native_getRoutedDeviceIds", "()[I", (void *)android_media_AudioRecord_getRoutedDeviceIds},
         {"native_enableDeviceCallback", "()V",
          (void *)android_media_AudioRecord_enableDeviceCallback},
         {"native_disableDeviceCallback", "()V",
diff --git a/core/jni/android_media_AudioTrack.cpp b/core/jni/android_media_AudioTrack.cpp
index 1557f9e..5d4d1ce 100644
--- a/core/jni/android_media_AudioTrack.cpp
+++ b/core/jni/android_media_AudioTrack.cpp
@@ -1190,15 +1190,23 @@
     }
     return lpTrack->setOutputDevice(device_id) == NO_ERROR;
 }
-
-static jint android_media_AudioTrack_getRoutedDeviceId(
-                JNIEnv *env,  jobject thiz) {
-
+static jintArray android_media_AudioTrack_getRoutedDeviceIds(JNIEnv *env, jobject thiz) {
     sp<AudioTrack> lpTrack = getAudioTrack(env, thiz);
     if (lpTrack == NULL) {
-        return 0;
+        return NULL;
     }
-    return (jint)lpTrack->getRoutedDeviceId();
+    DeviceIdVector deviceIds = lpTrack->getRoutedDeviceIds();
+    jintArray result;
+    result = env->NewIntArray(deviceIds.size());
+    if (result == NULL) {
+        return NULL;
+    }
+    jint *values = env->GetIntArrayElements(result, 0);
+    for (unsigned int i = 0; i < deviceIds.size(); i++) {
+        values[i++] = static_cast<jint>(deviceIds[i]);
+    }
+    env->ReleaseIntArrayElements(result, values, 0);
+    return result;
 }
 
 static void android_media_AudioTrack_enableDeviceCallback(
@@ -1503,7 +1511,7 @@
          (void *)android_media_AudioTrack_setAuxEffectSendLevel},
         {"native_attachAuxEffect", "(I)I", (void *)android_media_AudioTrack_attachAuxEffect},
         {"native_setOutputDevice", "(I)Z", (void *)android_media_AudioTrack_setOutputDevice},
-        {"native_getRoutedDeviceId", "()I", (void *)android_media_AudioTrack_getRoutedDeviceId},
+        {"native_getRoutedDeviceIds", "()[I", (void *)android_media_AudioTrack_getRoutedDeviceIds},
         {"native_enableDeviceCallback", "()V",
          (void *)android_media_AudioTrack_enableDeviceCallback},
         {"native_disableDeviceCallback", "()V",
diff --git a/core/jni/android_media_DeviceCallback.cpp b/core/jni/android_media_DeviceCallback.cpp
index a1a0351..ccdf633 100644
--- a/core/jni/android_media_DeviceCallback.cpp
+++ b/core/jni/android_media_DeviceCallback.cpp
@@ -61,21 +61,20 @@
 }
 
 void JNIDeviceCallback::onAudioDeviceUpdate(audio_io_handle_t audioIo,
-                                            audio_port_handle_t deviceId)
-{
+                                            const DeviceIdVector& deviceIds) {
     JNIEnv *env = AndroidRuntime::getJNIEnv();
     if (env == NULL) {
         return;
     }
 
-    ALOGV("%s audioIo %d deviceId %d", __FUNCTION__, audioIo, deviceId);
-    env->CallStaticVoidMethod(mClass,
-                              mPostEventFromNative,
-                              mObject,
-                              AUDIO_NATIVE_EVENT_ROUTING_CHANGE, deviceId, 0, NULL);
+    ALOGV("%s audioIo %d deviceIds %s", __FUNCTION__, audioIo, toString(deviceIds).c_str());
+    // Java should query the new device ids once it gets the event.
+    // TODO(b/378505346): Pass the deviceIds to Java to avoid race conditions.
+    env->CallStaticVoidMethod(mClass, mPostEventFromNative, mObject,
+                              AUDIO_NATIVE_EVENT_ROUTING_CHANGE, 0 /*arg1*/, 0 /*arg2*/,
+                              NULL /*obj*/);
     if (env->ExceptionCheck()) {
         ALOGW("An exception occurred while notifying an event.");
         env->ExceptionClear();
     }
 }
-
diff --git a/core/jni/android_media_DeviceCallback.h b/core/jni/android_media_DeviceCallback.h
index 7ae788e..0c9ccc8 100644
--- a/core/jni/android_media_DeviceCallback.h
+++ b/core/jni/android_media_DeviceCallback.h
@@ -31,8 +31,7 @@
     JNIDeviceCallback(JNIEnv* env, jobject thiz, jobject weak_thiz, jmethodID postEventFromNative);
     ~JNIDeviceCallback();
 
-    virtual void onAudioDeviceUpdate(audio_io_handle_t audioIo,
-                                     audio_port_handle_t deviceId);
+    virtual void onAudioDeviceUpdate(audio_io_handle_t audioIo, const DeviceIdVector& deviceIds);
 
 private:
     void sendEvent(int event);
diff --git a/core/res/Android.bp b/core/res/Android.bp
index 0e4e22b..26e63bc 100644
--- a/core/res/Android.bp
+++ b/core/res/Android.bp
@@ -161,6 +161,7 @@
         "android.app.flags-aconfig",
         "android.appwidget.flags-aconfig",
         "android.content.pm.flags-aconfig",
+        "android.media.audio-aconfig",
         "android.provider.flags-aconfig",
         "camera_platform_flags",
         "android.net.platform.flags-aconfig",
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 0046405..8cc7b0b 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -5587,7 +5587,8 @@
     <permission android:name="android.permission.BIND_VISUAL_QUERY_DETECTION_SERVICE"
         android:protectionLevel="signature" />
 
-    <!-- Allows an application to subscribe to keyguard locked (i.e., showing) state.
+    <!-- Allows an application to subscribe to device locked and keyguard locked (i.e., showing)
+        state.
          <p>Protection level: signature|role
          <p>Intended for use by ROLE_ASSISTANT and signature apps only.
     -->
@@ -6491,6 +6492,15 @@
     <permission android:name="android.permission.CAPTURE_VOICE_COMMUNICATION_OUTPUT"
         android:protectionLevel="signature|privileged|role" />
 
+    <!-- @SystemApi Allows an application to bypass concurrency restrictions while
+        recording audio. For example, apps with this permission can continue to record
+        while a voice call is active.</p>
+     @FlaggedApi(android.media.audio.Flags.FLAG_CONCURRENT_AUDIO_RECORD_BYPASS_PERMISSION)
+     @hide -->
+    <permission android:name="android.permission.BYPASS_CONCURRENT_RECORD_AUDIO_RESTRICTION"
+        android:featureFlag="android.media.audio.concurrent_audio_record_bypass_permission"
+        android:protectionLevel="signature|privileged|role" />
+
     <!-- @SystemApi Allows an application to capture audio for hotword detection.
          <p>Not for use by third-party applications.</p>
          @hide -->
@@ -8650,6 +8660,17 @@
     <permission android:name="android.permission.SETUP_FSVERITY"
                 android:protectionLevel="signature|privileged"/>
 
+    <!-- @SystemApi
+        @FlaggedApi(android.security.Flags.FLAG_SECURE_LOCKDOWN)
+        Allows an application to lock down the device into an enhanced security state.
+        <p>Not for use by third-party applications.
+        <p>Protection level: signature|privileged
+        @hide
+    -->
+    <permission android:name="android.permission.MANAGE_SECURE_LOCK_DEVICE"
+        android:protectionLevel="signature|privileged"
+        android:featureFlag="android.security.secure_lockdown" />
+
     <!-- Allows app to enter trade-in-mode.
         <p>Protection level: signature|privileged
         @hide
diff --git a/core/res/res/layout/notification_2025_template_heads_up_base.xml b/core/res/res/layout/notification_2025_template_heads_up_base.xml
new file mode 100644
index 0000000..e4ff835
--- /dev/null
+++ b/core/res/res/layout/notification_2025_template_heads_up_base.xml
@@ -0,0 +1,66 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C) 2014 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+
+<FrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/status_bar_latest_event_content"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:clipChildren="false"
+    android:tag="headsUp"
+    >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:clipChildren="false"
+        android:orientation="vertical"
+        >
+
+        <include
+            layout="@layout/notification_2025_template_collapsed_base"
+            android:id="@null"
+            />
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="-20dp"
+            android:clipChildren="false"
+            android:orientation="vertical"
+            >
+
+            <ViewStub
+                android:layout="@layout/notification_material_reply_text"
+                android:id="@+id/notification_material_reply_container"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                />
+
+            <include
+                layout="@layout/notification_template_smart_reply_container"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="@dimen/notification_2025_content_margin_start"
+                android:layout_marginEnd="@dimen/notification_content_margin_end"
+                android:layout_marginTop="@dimen/notification_content_margin"
+                />
+
+            <include layout="@layout/notification_material_action_list" />
+        </LinearLayout>
+    </LinearLayout>
+</FrameLayout>
diff --git a/core/res/res/layout/notification_template_material_messaging_compact_heads_up.xml b/core/res/res/layout/notification_template_material_messaging_compact_heads_up.xml
index 82920ba..149a5a9 100644
--- a/core/res/res/layout/notification_template_material_messaging_compact_heads_up.xml
+++ b/core/res/res/layout/notification_template_material_messaging_compact_heads_up.xml
@@ -34,12 +34,14 @@
         android:maxDrawableWidth="@dimen/notification_icon_circle_size"
         android:maxDrawableHeight="@dimen/notification_icon_circle_size"
         />
-    <com.android.internal.widget.NotificationRowIconView
+    <com.android.internal.widget.CachingIconView
         android:id="@+id/conversation_icon"
         android:layout_width="@dimen/notification_icon_circle_size"
         android:layout_height="@dimen/notification_icon_circle_size"
         android:layout_gravity="center_vertical|start"
         android:layout_marginStart="@dimen/notification_icon_circle_start"
+        android:background="@drawable/notification_icon_circle"
+        android:clipToOutline="true"
         android:maxDrawableWidth="@dimen/notification_icon_circle_size"
         android:maxDrawableHeight="@dimen/notification_icon_circle_size"
         android:scaleType="centerCrop"
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index a2a19a2..5a6b66c 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -2390,6 +2390,7 @@
   <java-symbol type="layout" name="notification_material_action_list" />
   <java-symbol type="layout" name="notification_material_action_tombstone" />
   <java-symbol type="layout" name="notification_2025_template_collapsed_base" />
+  <java-symbol type="layout" name="notification_2025_template_heads_up_base" />
   <java-symbol type="layout" name="notification_2025_template_header" />
   <java-symbol type="layout" name="notification_template_material_base" />
   <java-symbol type="layout" name="notification_template_material_heads_up_base" />
diff --git a/core/tests/coretests/BinderFrozenStateChangeCallbackTestApp/src/com/android/frameworks/coretests/bfscctestapp/BfsccTestAppCmdService.java b/core/tests/coretests/BinderFrozenStateChangeCallbackTestApp/src/com/android/frameworks/coretests/bfscctestapp/BfsccTestAppCmdService.java
index fe54aa8..945147d 100644
--- a/core/tests/coretests/BinderFrozenStateChangeCallbackTestApp/src/com/android/frameworks/coretests/bfscctestapp/BfsccTestAppCmdService.java
+++ b/core/tests/coretests/BinderFrozenStateChangeCallbackTestApp/src/com/android/frameworks/coretests/bfscctestapp/BfsccTestAppCmdService.java
@@ -18,6 +18,8 @@
 
 import android.app.Service;
 import android.content.Intent;
+import android.os.Handler;
+import android.os.HandlerExecutor;
 import android.os.IBinder;
 import android.os.RemoteException;
 
@@ -36,6 +38,7 @@
         @Override
         public void listenTo(IBinder binder) throws RemoteException {
             binder.addFrozenStateChangeCallback(
+                    new HandlerExecutor(Handler.getMain()),
                     (IBinder who, int state) -> mNotifications.offer(state));
         }
 
diff --git a/core/tests/coretests/src/android/app/PropertyInvalidatedCacheTests.java b/core/tests/coretests/src/android/app/PropertyInvalidatedCacheTests.java
index a2598f6..2fc72e1 100644
--- a/core/tests/coretests/src/android/app/PropertyInvalidatedCacheTests.java
+++ b/core/tests/coretests/src/android/app/PropertyInvalidatedCacheTests.java
@@ -16,6 +16,7 @@
 
 package android.app;
 
+import static android.app.Flags.FLAG_PIC_CACHE_NULLS;
 import static android.app.Flags.FLAG_PIC_ISOLATE_CACHE_BY_UID;
 import static android.app.PropertyInvalidatedCache.NONCE_UNSET;
 import static android.app.PropertyInvalidatedCache.MODULE_BLUETOOTH;
@@ -229,7 +230,12 @@
         @Override
         public String apply(Integer qv) {
             mRecomputeCount += 1;
-            return "foo" + qv.toString();
+            // Special case for testing caches of nulls.  Integers in the range 30-40 return null.
+            if (qv >= 30 && qv < 40) {
+                return null;
+            } else {
+                return "foo" + qv.toString();
+            }
         }
 
         int getRecomputeCount() {
@@ -643,4 +649,35 @@
             Binder.restoreCallingWorkSource(token);
         }
     }
+
+    @RequiresFlagsEnabled(FLAG_PIC_CACHE_NULLS)
+    @Test
+    public void testCachingNulls() {
+        TestCache cache = new TestCache(new Args(MODULE_TEST)
+                .maxEntries(4).api("testCachingNulls").cacheNulls(true),
+                new TestQuery());
+        cache.invalidateCache();
+        assertEquals("foo1", cache.query(1));
+        assertEquals("foo2", cache.query(2));
+        assertEquals(null, cache.query(30));
+        assertEquals(3, cache.getRecomputeCount());
+        assertEquals("foo1", cache.query(1));
+        assertEquals("foo2", cache.query(2));
+        assertEquals(null, cache.query(30));
+        assertEquals(3, cache.getRecomputeCount());
+
+        cache = new TestCache(new Args(MODULE_TEST)
+                .maxEntries(4).api("testCachingNulls").cacheNulls(false),
+                new TestQuery());
+        cache.invalidateCache();
+        assertEquals("foo1", cache.query(1));
+        assertEquals("foo2", cache.query(2));
+        assertEquals(null, cache.query(30));
+        assertEquals(3, cache.getRecomputeCount());
+        assertEquals("foo1", cache.query(1));
+        assertEquals("foo2", cache.query(2));
+        assertEquals(null, cache.query(30));
+        // The recompute is 4 because nulls were not cached.
+        assertEquals(4, cache.getRecomputeCount());
+    }
 }
diff --git a/core/tests/coretests/src/android/content/pm/parsing/ApkLiteParseUtilsTest.java b/core/tests/coretests/src/android/content/pm/parsing/ApkLiteParseUtilsTest.java
index 0db49a7..ecacdb2 100644
--- a/core/tests/coretests/src/android/content/pm/parsing/ApkLiteParseUtilsTest.java
+++ b/core/tests/coretests/src/android/content/pm/parsing/ApkLiteParseUtilsTest.java
@@ -33,6 +33,7 @@
 import android.os.FileUtils;
 import android.os.ParcelFileDescriptor;
 import android.platform.test.annotations.Presubmit;
+import android.platform.test.annotations.RequiresFlagsEnabled;
 import android.util.ArraySet;
 import android.util.PackageUtils;
 
@@ -61,6 +62,7 @@
 import java.util.Set;
 
 @Presubmit
+@RequiresFlagsEnabled(android.content.pm.Flags.FLAG_SDK_DEPENDENCY_INSTALLER)
 public class ApkLiteParseUtilsTest {
 
     @Rule
diff --git a/core/tests/coretests/src/android/os/BinderFrozenStateChangeNotificationTest.java b/core/tests/coretests/src/android/os/BinderFrozenStateChangeNotificationTest.java
index 195a18a..523fe1a 100644
--- a/core/tests/coretests/src/android/os/BinderFrozenStateChangeNotificationTest.java
+++ b/core/tests/coretests/src/android/os/BinderFrozenStateChangeNotificationTest.java
@@ -200,7 +200,7 @@
         IBinder.FrozenStateChangeCallback callback =
                 (IBinder who, int state) -> results.offer(who);
         try {
-            binder.addFrozenStateChangeCallback(callback);
+            binder.addFrozenStateChangeCallback(new HandlerExecutor(Handler.getMain()), callback);
         } catch (UnsupportedOperationException e) {
             return;
         }
@@ -227,7 +227,7 @@
             final IBinder.FrozenStateChangeCallback callback =
                     (IBinder who, int state) ->
                             queue.offer(state == IBinder.FrozenStateChangeCallback.STATE_FROZEN);
-            binder.addFrozenStateChangeCallback(callback);
+            binder.addFrozenStateChangeCallback(new HandlerExecutor(Handler.getMain()), callback);
             return callback;
         } catch (UnsupportedOperationException e) {
             return null;
diff --git a/core/tests/coretests/src/com/android/internal/os/BinderDeathDispatcherTest.java b/core/tests/coretests/src/com/android/internal/os/BinderDeathDispatcherTest.java
index 67de25e..7511887 100644
--- a/core/tests/coretests/src/com/android/internal/os/BinderDeathDispatcherTest.java
+++ b/core/tests/coretests/src/com/android/internal/os/BinderDeathDispatcherTest.java
@@ -42,6 +42,7 @@
 import org.junit.runner.RunWith;
 
 import java.io.FileDescriptor;
+import java.util.concurrent.Executor;
 
 @SmallTest
 @RunWith(AndroidJUnit4.class)
@@ -125,7 +126,7 @@
         }
 
         @Override
-        public void addFrozenStateChangeCallback(FrozenStateChangeCallback callback)
+        public void addFrozenStateChangeCallback(Executor e, FrozenStateChangeCallback callback)
                 throws RemoteException {
         }
 
diff --git a/data/etc/privapp-permissions-platform.xml b/data/etc/privapp-permissions-platform.xml
index fea7cb4..329e5de 100644
--- a/data/etc/privapp-permissions-platform.xml
+++ b/data/etc/privapp-permissions-platform.xml
@@ -533,6 +533,8 @@
         <permission name="com.android.cellbroadcastservice.FULL_ACCESS_CELL_BROADCAST_HISTORY" />
         <!-- Permission required for ATS test - CarDevicePolicyManagerTest -->
         <permission name="android.permission.LOCK_DEVICE" />
+        <!-- Permission required for AuthenticationPolicyManagerTest -->
+        <permission name="android.permission.MANAGE_SECURE_LOCK_DEVICE" />
         <!-- Permissions required for CTS test - CtsSafetyCenterTestCases -->
         <permission name="android.permission.SEND_SAFETY_CENTER_UPDATE" />
         <permission name="android.permission.READ_SAFETY_CENTER_STATUS" />
diff --git a/libs/WindowManager/Shell/res/values/styles.xml b/libs/WindowManager/Shell/res/values/styles.xml
index 55cda78..597a921 100644
--- a/libs/WindowManager/Shell/res/values/styles.xml
+++ b/libs/WindowManager/Shell/res/values/styles.xml
@@ -29,6 +29,7 @@
         <item name="android:navigationBarColor">@android:color/transparent</item>
         <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:windowAnimationStyle">@null</item>
+        <item name="android:windowIsTranslucent">true</item>
     </style>
 
     <style name="Animation.ForcedResizable" parent="@android:style/Animation">
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
index 8bad874..6fc6eb7 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
@@ -70,6 +70,8 @@
 import com.android.internal.policy.ScreenDecorationsUtils
 import com.android.internal.protolog.ProtoLog
 import com.android.window.flags.Flags
+import com.android.window.flags.Flags.enableMoveToNextDisplayShortcut
+import com.android.wm.shell.Flags.enableFlexibleSplit
 import com.android.wm.shell.R
 import com.android.wm.shell.RootTaskDisplayAreaOrganizer
 import com.android.wm.shell.ShellTaskOrganizer
@@ -102,6 +104,7 @@
 import com.android.wm.shell.shared.desktopmode.DesktopModeStatus.DESKTOP_DENSITY_OVERRIDE
 import com.android.wm.shell.shared.desktopmode.DesktopModeStatus.useDesktopOverrideDensity
 import com.android.wm.shell.shared.desktopmode.DesktopModeTransitionSource
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED
 import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT
 import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT
 import com.android.wm.shell.splitscreen.SplitScreenController
@@ -127,6 +130,10 @@
 import java.util.concurrent.Executor
 import java.util.function.Consumer
 import com.android.wm.shell.desktopmode.DesktopModeEventLogger.Companion.ResizeTrigger
+import com.android.wm.shell.desktopmode.DragToDesktopTransitionHandler.Companion.DRAG_TO_DESKTOP_FINISH_ANIM_DURATION_MS
+import com.android.wm.shell.desktopmode.EnterDesktopTaskTransitionHandler.FREEFORM_ANIMATION_DURATION
+import com.android.wm.shell.desktopmode.ExitDesktopTaskTransitionHandler.FULLSCREEN_ANIMATION_DURATION
+
 /** Handles moving tasks in and out of desktop */
 class DesktopTasksController(
     private val context: Context,
@@ -195,6 +202,9 @@
     @VisibleForTesting
     var taskbarDesktopTaskListener: TaskbarDesktopTaskListener? = null
 
+    @VisibleForTesting
+    var desktopModeEnterExitTransitionListener: DesktopModeEntryExitTransitionListener? = null
+
     /** Task id of the task currently being dragged from fullscreen/split. */
     val draggingTaskId
         get() = dragToDesktopTransitionHandler.draggingTaskId
@@ -380,6 +390,7 @@
         )
         // TODO(343149901): Add DPI changes for task launch
         val transition = enterDesktopTaskTransitionHandler.moveToDesktop(wct, transitionSource)
+        desktopModeEnterExitTransitionListener?.onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
         taskIdToMinimize?.let { addPendingMinimizeTransition(transition, it) }
         exitResult.asExit()?.runOnTransitionStart?.invoke(transition)
         return true
@@ -409,6 +420,7 @@
         addMoveToDesktopChanges(wct, task)
 
         val transition = enterDesktopTaskTransitionHandler.moveToDesktop(wct, transitionSource)
+        desktopModeEnterExitTransitionListener?.onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
         taskIdToMinimize?.let { addPendingMinimizeTransition(transition, it) }
         exitResult.asExit()?.runOnTransitionStart?.invoke(transition)
     }
@@ -450,6 +462,9 @@
         val exitResult = desktopImmersiveController.exitImmersiveIfApplicable(
             wct, taskInfo.displayId)
         val transition = dragToDesktopTransitionHandler.finishDragToDesktopTransition(wct)
+        desktopModeEnterExitTransitionListener?.onEnterDesktopModeTransitionStarted(
+            DRAG_TO_DESKTOP_FINISH_ANIM_DURATION_MS.toInt()
+        )
         transition?.let {
             taskIdToMinimize?.let { taskId -> addPendingMinimizeTransition(it, taskId) }
             exitResult.asExit()?.runOnTransitionStart?.invoke(transition)
@@ -485,9 +500,7 @@
     ): ((IBinder) -> Unit)? {
         val taskId = taskInfo.taskId
         desktopTilingDecorViewModel.removeTaskIfTiled(displayId, taskId)
-        if (taskRepository.isOnlyVisibleNonClosingTask(taskId)) {
-            removeWallpaperActivity(wct)
-        }
+        performDesktopExitCleanupIfNeeded(taskId, wct)
         taskRepository.addClosingTask(displayId, taskId)
         taskbarDesktopTaskListener?.onTaskbarCornerRoundingUpdate(
             doesAnyTaskRequireTaskbarRounding(
@@ -503,11 +516,7 @@
         val taskId = taskInfo.taskId
         val displayId = taskInfo.displayId
         val wct = WindowContainerTransaction()
-        if (taskRepository.isOnlyVisibleNonClosingTask(taskId)) {
-            // Perform clean up of the desktop wallpaper activity if the minimized window task is
-            // the last active task.
-            removeWallpaperActivity(wct)
-        }
+        performDesktopExitCleanupIfNeeded(taskId, wct)
         // Notify immersive handler as it might need to exit immersive state.
         val exitResult = desktopImmersiveController.exitImmersiveIfApplicable(wct, taskInfo)
 
@@ -576,6 +585,11 @@
                 position,
                 mOnAnimationFinishedCallback
             )
+
+        // handles case where we are moving to full screen without closing all DW tasks.
+        if (!taskRepository.isOnlyVisibleNonClosingTask(task.taskId)) {
+            desktopModeEnterExitTransitionListener?.onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
+        }
     }
 
     /**
@@ -1226,6 +1240,21 @@
         }
     }
 
+    /**
+     * Remove wallpaper activity if task provided is last task and wallpaper activity token is not
+     * null
+     */
+    private fun performDesktopExitCleanupIfNeeded(taskId: Int, wct: WindowContainerTransaction) {
+        if (!taskRepository.isOnlyVisibleNonClosingTask(taskId)) {
+            return
+        }
+        desktopModeEnterExitTransitionListener?.onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
+        if (taskRepository.wallpaperActivityToken != null) {
+            removeWallpaperActivity(wct)
+        }
+    }
+
+
     fun releaseVisualIndicator() {
         val t = SurfaceControl.Transaction()
         visualIndicator?.releaseVisualIndicator(t)
@@ -1486,11 +1515,15 @@
             WINDOWING_MODE_MULTI_WINDOW -> {
                 val splitPosition = splitScreenController
                     .determineNewInstancePosition(callingTaskInfo)
+                // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+                //  specific cases in the future.
+                val splitIndex = if (enableFlexibleSplit())
+                    splitScreenController.determineNewInstanceIndex(callingTaskInfo) else
+                    SPLIT_INDEX_UNDEFINED
                 splitScreenController.startIntent(
                     launchIntent, context.userId, fillIn, splitPosition,
                     options.toBundle(), null /* hideTaskToken */,
-                    true /* forceLaunchNewTask */
-                )
+                    true /* forceLaunchNewTask */, splitIndex)
             }
             WINDOWING_MODE_FREEFORM -> {
                 val wct = WindowContainerTransaction()
@@ -1662,12 +1695,7 @@
             return null
 
         val wct = WindowContainerTransaction()
-        if (taskRepository.isOnlyVisibleNonClosingTask(task.taskId)
-            && taskRepository.wallpaperActivityToken != null
-        ) {
-            // Remove wallpaper activity when the last active task is removed
-            removeWallpaperActivity(wct)
-        }
+        performDesktopExitCleanupIfNeeded(task.taskId, wct)
 
         if (!DesktopModeFlags.ENABLE_DESKTOP_WINDOWING_BACK_NAVIGATION.isTrue()) {
             taskRepository.addClosingTask(task.displayId, task.taskId)
@@ -1758,10 +1786,8 @@
         if (useDesktopOverrideDensity()) {
             wct.setDensityDpi(taskInfo.token, getDefaultDensityDpi())
         }
-        if (taskRepository.isOnlyVisibleNonClosingTask(taskInfo.taskId)) {
-            // Remove wallpaper activity when leaving desktop mode
-            removeWallpaperActivity(wct)
-        }
+
+        performDesktopExitCleanupIfNeeded(taskInfo.taskId, wct)
     }
 
     private fun cascadeWindow(bounds: Rect, displayLayout: DisplayLayout, displayId: Int) {
@@ -1790,10 +1816,8 @@
         // The task's density may have been overridden in freeform; revert it here as we don't
         // want it overridden in multi-window.
         wct.setDensityDpi(taskInfo.token, getDefaultDensityDpi())
-        if (taskRepository.isOnlyVisibleNonClosingTask(taskInfo.taskId)) {
-            // Remove wallpaper activity when leaving desktop mode
-            removeWallpaperActivity(wct)
-        }
+
+        performDesktopExitCleanupIfNeeded(taskInfo.taskId, wct)
     }
 
     /** Returns the ID of the Task that will be minimized, or null if no task will be minimized. */
@@ -2331,7 +2355,7 @@
                 }
             }
 
-        private val mTaskbarDesktopTaskListener: TaskbarDesktopTaskListener =
+        private val taskbarDesktopTaskListener: TaskbarDesktopTaskListener =
                 object : TaskbarDesktopTaskListener {
                     override fun onTaskbarCornerRoundingUpdate(
                         hasTasksRequiringTaskbarRounding: Boolean) {
@@ -2348,6 +2372,27 @@
                     }
                 }
 
+        private val desktopModeEntryExitTransitionListener: DesktopModeEntryExitTransitionListener =
+            object : DesktopModeEntryExitTransitionListener {
+                override fun onEnterDesktopModeTransitionStarted(transitionDuration: Int) {
+                    ProtoLog.v(
+                        WM_SHELL_DESKTOP_MODE,
+                        "IDesktopModeImpl: onEnterDesktopModeTransitionStarted transitionTime=%s",
+                        transitionDuration
+                    )
+                    remoteListener.call { l -> l.onEnterDesktopModeTransitionStarted(transitionDuration) }
+                }
+
+                override fun onExitDesktopModeTransitionStarted(transitionDuration: Int) {
+                    ProtoLog.v(
+                        WM_SHELL_DESKTOP_MODE,
+                        "IDesktopModeImpl: onExitDesktopModeTransitionStarted transitionTime=%s",
+                        transitionDuration
+                    )
+                    remoteListener.call { l -> l.onExitDesktopModeTransitionStarted(transitionDuration) }
+                }
+            }
+
         init {
             remoteListener =
                 SingleInstanceRemoteListener<DesktopTasksController, IDesktopTaskListener>(
@@ -2355,13 +2400,16 @@
                     { c ->
                         run {
                             c.taskRepository.addVisibleTasksListener(listener, c.mainExecutor)
-                            c.taskbarDesktopTaskListener = mTaskbarDesktopTaskListener
+                            c.taskbarDesktopTaskListener = taskbarDesktopTaskListener
+                            c.desktopModeEnterExitTransitionListener =
+                                desktopModeEntryExitTransitionListener
                         }
                     },
                     { c ->
                         run {
                             c.taskRepository.removeVisibleTasksListener(listener)
                             c.taskbarDesktopTaskListener = null
+                            c.desktopModeEnterExitTransitionListener = null
                         }
                     }
                 )
@@ -2468,6 +2516,15 @@
         fun onTaskbarCornerRoundingUpdate(hasTasksRequiringTaskbarRounding: Boolean)
     }
 
+    /** Defines interface for entering and exiting desktop windowing mode. */
+    interface DesktopModeEntryExitTransitionListener {
+        /** [transitionDuration] time it takes to run enter desktop mode transition */
+        fun onEnterDesktopModeTransitionStarted(transitionDuration: Int)
+
+        /** [transitionDuration] time it takes to run exit desktop mode transition */
+        fun onExitDesktopModeTransitionStarted(transitionDuration: Int)
+    }
+
     /** The positions on a screen that a task can snap to. */
     enum class SnapPosition {
         RIGHT,
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/ExitDesktopTaskTransitionHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/ExitDesktopTaskTransitionHandler.java
index d537da8..b902bb4 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/ExitDesktopTaskTransitionHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/ExitDesktopTaskTransitionHandler.java
@@ -60,8 +60,7 @@
  * entering and exiting freeform.
  */
 public class ExitDesktopTaskTransitionHandler implements Transitions.TransitionHandler {
-    @VisibleForTesting
-    static final int FULLSCREEN_ANIMATION_DURATION = 336;
+    public static final int FULLSCREEN_ANIMATION_DURATION = 336;
 
     private final Context mContext;
     private final Transitions mTransitions;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/IDesktopTaskListener.aidl b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/IDesktopTaskListener.aidl
index c2acb87..6002a4d 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/IDesktopTaskListener.aidl
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/IDesktopTaskListener.aidl
@@ -33,4 +33,10 @@
      * [hasTasksRequiringTaskbarRounding] is true.
      */
     oneway void onTaskbarCornerRoundingUpdate(boolean hasTasksRequiringTaskbarRounding);
+
+    /** Entering desktop mode transition is started, send the signal with transition duration. */
+    oneway void onEnterDesktopModeTransitionStarted(int transitionDuration);
+
+    /** Exiting desktop mode transition is started, send the signal with transition duration. */
+    oneway void onExitDesktopModeTransitionStarted(int transitionDuration);
 }
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/SplitDragPolicy.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/SplitDragPolicy.java
index 5d22c1e..ae9d21f62 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/SplitDragPolicy.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/SplitDragPolicy.java
@@ -41,6 +41,9 @@
 import static com.android.wm.shell.draganddrop.SplitDragPolicy.Target.TYPE_SPLIT_TOP;
 import static com.android.wm.shell.shared.draganddrop.DragAndDropConstants.EXTRA_DISALLOW_HIT_REGION;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SNAP_TO_2_50_50;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_1;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED;
@@ -81,6 +84,7 @@
 import com.android.wm.shell.draganddrop.anim.TwoFiftyFiftyTargetAnimator;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
 import com.android.wm.shell.shared.split.SplitScreenConstants;
+import com.android.wm.shell.shared.split.SplitScreenConstants.SplitIndex;
 import com.android.wm.shell.shared.split.SplitScreenConstants.SplitPosition;
 import com.android.wm.shell.splitscreen.SplitScreenController;
 
@@ -219,8 +223,10 @@
                         displayRegion.splitHorizontally(startHitRegion, endHitRegion);
                     }
 
-                    mTargets.add(new Target(TYPE_SPLIT_LEFT, startHitRegion, startBounds, -1));
-                    mTargets.add(new Target(TYPE_SPLIT_RIGHT, endHitRegion, endBounds, -1));
+                    mTargets.add(new Target(TYPE_SPLIT_LEFT, startHitRegion, startBounds,
+                            SPLIT_INDEX_0));
+                    mTargets.add(new Target(TYPE_SPLIT_RIGHT, endHitRegion, endBounds,
+                            SPLIT_INDEX_1));
                 } else {
                     // TODO(b/349828130), move this into init function and/or the insets updating
                     //  callback
@@ -287,9 +293,10 @@
                         displayRegion.splitVertically(leftHitRegion, rightHitRegion);
                     }
 
-                    mTargets.add(new Target(TYPE_SPLIT_LEFT, leftHitRegion, topOrLeftBounds, -1));
+                    mTargets.add(new Target(TYPE_SPLIT_LEFT, leftHitRegion, topOrLeftBounds,
+                            SPLIT_INDEX_UNDEFINED));
                     mTargets.add(new Target(TYPE_SPLIT_RIGHT, rightHitRegion, bottomOrRightBounds,
-                            -1));
+                            SPLIT_INDEX_UNDEFINED));
                 } else {
                     final Rect topHitRegion = new Rect();
                     final Rect bottomHitRegion = new Rect();
@@ -308,9 +315,10 @@
                         displayRegion.splitHorizontally(topHitRegion, bottomHitRegion);
                     }
 
-                    mTargets.add(new Target(TYPE_SPLIT_TOP, topHitRegion, topOrLeftBounds, -1));
+                    mTargets.add(new Target(TYPE_SPLIT_TOP, topHitRegion, topOrLeftBounds,
+                            SPLIT_INDEX_UNDEFINED));
                     mTargets.add(new Target(TYPE_SPLIT_BOTTOM, bottomHitRegion, bottomOrRightBounds,
-                            -1));
+                            SPLIT_INDEX_UNDEFINED));
                 }
             }
         } else {
@@ -378,9 +386,9 @@
                 ? mFullscreenStarter
                 : mSplitscreenStarter;
         if (mSession.appData != null) {
-            launchApp(mSession, starter, position, hideTaskToken);
+            launchApp(mSession, starter, position, hideTaskToken, target.index);
         } else {
-            launchIntent(mSession, starter, position, hideTaskToken);
+            launchIntent(mSession, starter, position, hideTaskToken, target.index);
         }
 
         if (enableFlexibleSplit()) {
@@ -392,9 +400,10 @@
      * Launches an app provided by SysUI.
      */
     private void launchApp(DragSession session, Starter starter, @SplitPosition int position,
-            @Nullable WindowContainerToken hideTaskToken) {
-        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "Launching app data at position=%d",
-                position);
+            @Nullable WindowContainerToken hideTaskToken, @SplitIndex int splitIndex) {
+        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
+                "Launching app data at position=%d index=%d",
+                position, splitIndex);
         final ClipDescription description = session.getClipDescription();
         final boolean isTask = description.hasMimeType(MIMETYPE_APPLICATION_TASK);
         final boolean isShortcut = description.hasMimeType(MIMETYPE_APPLICATION_SHORTCUT);
@@ -429,7 +438,7 @@
                 }
             }
             starter.startIntent(launchIntent, user.getIdentifier(), null /* fillIntent */,
-                    position, opts, hideTaskToken);
+                    position, opts, hideTaskToken, splitIndex);
         }
     }
 
@@ -437,7 +446,7 @@
      * Launches an intent sender provided by an application.
      */
     private void launchIntent(DragSession session, Starter starter, @SplitPosition int position,
-            @Nullable WindowContainerToken hideTaskToken) {
+            @Nullable WindowContainerToken hideTaskToken, @SplitIndex int index) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "Launching intent at position=%d",
                 position);
         final ActivityOptions baseActivityOpts = ActivityOptions.makeBasic();
@@ -452,7 +461,7 @@
         final Bundle opts = baseActivityOpts.toBundle();
         starter.startIntent(session.launchableIntent,
                 session.launchableIntent.getCreatorUserHandle().getIdentifier(),
-                null /* fillIntent */, position, opts, hideTaskToken);
+                null /* fillIntent */, position, opts, hideTaskToken, index);
     }
 
     @Override
@@ -541,7 +550,7 @@
                 @Nullable Bundle options, UserHandle user);
         void startIntent(PendingIntent intent, int userId, Intent fillInIntent,
                 @SplitPosition int position, @Nullable Bundle options,
-                @Nullable WindowContainerToken hideTaskToken);
+                @Nullable WindowContainerToken hideTaskToken, @SplitIndex int index);
         void enterSplitScreen(int taskId, boolean leftOrTop);
 
         /**
@@ -592,7 +601,7 @@
         @Override
         public void startIntent(PendingIntent intent, int userId, @Nullable Intent fillInIntent,
                 int position, @Nullable Bundle options,
-                @Nullable WindowContainerToken hideTaskToken) {
+                @Nullable WindowContainerToken hideTaskToken, @SplitIndex int index) {
             if (hideTaskToken != null) {
                 ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
                         "Default starter does not support hide task token");
@@ -641,13 +650,13 @@
         final Rect hitRegion;
         // The approximate visual region for where the task will start
         final Rect drawRegion;
-        int index;
+        @SplitIndex int index;
 
         /**
          * @param index 0-indexed, represents which position of drop target this object represents,
          *              0 to N for left to right, top to bottom
          */
-        public Target(@Type int t, Rect hit, Rect draw, int index) {
+        public Target(@Type int t, Rect hit, Rect draw, @SplitIndex int index) {
             type = t;
             hitRegion = hit;
             drawRegion = draw;
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/anim/TwoFiftyFiftyTargetAnimator.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/anim/TwoFiftyFiftyTargetAnimator.kt
index 9f532f5..5461952 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/anim/TwoFiftyFiftyTargetAnimator.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/anim/TwoFiftyFiftyTargetAnimator.kt
@@ -22,6 +22,10 @@
 import com.android.wm.shell.R
 import com.android.wm.shell.common.DisplayLayout
 import com.android.wm.shell.draganddrop.SplitDragPolicy.Target
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_1
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_2
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_3
 
 /**
  * Represents Drop Zone targets and animations for when the system is currently in a 2 app 50/50
@@ -98,7 +102,7 @@
                     farStartBounds.right + halfDividerWidth,
                     farStartBounds.bottom
                 ),
-                farStartBounds, 0
+                farStartBounds, SPLIT_INDEX_0
             )
         )
         targets.add(
@@ -110,7 +114,7 @@
                     startBounds.right + halfDividerWidth,
                     startBounds.bottom
                 ),
-                startBounds, 1
+                startBounds, SPLIT_INDEX_1
             )
         )
         targets.add(
@@ -120,7 +124,7 @@
                     endBounds.left - halfDividerWidth,
                     endBounds.top, endBounds.right, endBounds.bottom
                 ),
-                endBounds, 2
+                endBounds, SPLIT_INDEX_2
             )
         )
         targets.add(
@@ -130,7 +134,7 @@
                     farEndBounds.left - halfDividerWidth,
                     farEndBounds.top, farEndBounds.right, farEndBounds.bottom
                 ),
-                farEndBounds, 3
+                farEndBounds, SPLIT_INDEX_3
             )
         )
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentsTransitionHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentsTransitionHandler.java
index 417a655..1c58dbb 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentsTransitionHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentsTransitionHandler.java
@@ -1308,6 +1308,9 @@
                 // otherwise a new transition will notify the relevant observers
                 if (returningToApp && allAppsAreTranslucent(mPausingTasks)) {
                     mHomeTransitionObserver.notifyHomeVisibilityChanged(true);
+                } else if (!toHome && mState == STATE_NEW_TASK
+                        && allAppsAreTranslucent(mOpeningTasks)) {
+                    // We are opening a translucent app. Launcher is still visible so we do nothing.
                 } else if (!toHome) {
                     // For some transitions, we may have notified home activity that it became
                     // visible. We need to notify the observer that we are no longer going home.
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
index 3e6d36c..39ed9ab 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreen.java
@@ -54,10 +54,27 @@
      */
     int STAGE_TYPE_SIDE = 1;
 
+    /**
+     * Position independent stage identifier for a given Stage
+     */
+    int STAGE_TYPE_A = 2;
+    /**
+     * Position independent stage identifier for a given Stage
+     */
+    int STAGE_TYPE_B = 3;
+    /**
+     * Position independent stage identifier for a given Stage
+     */
+    int STAGE_TYPE_C = 4;
+
     @IntDef(prefix = { "STAGE_TYPE_" }, value = {
             STAGE_TYPE_UNDEFINED,
             STAGE_TYPE_MAIN,
-            STAGE_TYPE_SIDE
+            STAGE_TYPE_SIDE,
+            // Used for flexible split
+            STAGE_TYPE_A,
+            STAGE_TYPE_B,
+            STAGE_TYPE_C
     })
     @interface StageType {}
 
@@ -128,6 +145,9 @@
             case STAGE_TYPE_UNDEFINED: return "UNDEFINED";
             case STAGE_TYPE_MAIN: return "MAIN";
             case STAGE_TYPE_SIDE: return "SIDE";
+            case STAGE_TYPE_A: return "STAGE_A";
+            case STAGE_TYPE_B: return "STAGE_B";
+            case STAGE_TYPE_C: return "STAGE_C";
             default: return "UNKNOWN(" + stage + ")";
         }
     }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
index 6398d31..4f0f676 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenController.java
@@ -24,6 +24,7 @@
 import static android.content.Intent.FLAG_ACTIVITY_NO_USER_ACTION;
 import static android.view.Display.DEFAULT_DISPLAY;
 
+import static com.android.wm.shell.Flags.enableFlexibleSplit;
 import static com.android.wm.shell.common.MultiInstanceHelper.getComponent;
 import static com.android.wm.shell.common.MultiInstanceHelper.getShortcutComponent;
 import static com.android.wm.shell.common.MultiInstanceHelper.samePackage;
@@ -33,6 +34,9 @@
 import static com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN;
 import static com.android.wm.shell.shared.ShellSharedConstants.KEY_EXTRA_SHELL_SPLIT_SCREEN;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.KEY_EXTRA_WIDGET_INTENT;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_1;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED;
@@ -98,6 +102,7 @@
 import com.android.wm.shell.shared.TransactionPool;
 import com.android.wm.shell.shared.annotations.ExternalThread;
 import com.android.wm.shell.shared.split.SplitScreenConstants.PersistentSnapPosition;
+import com.android.wm.shell.shared.split.SplitScreenConstants.SplitIndex;
 import com.android.wm.shell.shared.split.SplitScreenConstants.SplitPosition;
 import com.android.wm.shell.splitscreen.SplitScreen.StageType;
 import com.android.wm.shell.sysui.KeyguardChangeListener;
@@ -325,7 +330,6 @@
     /**
      * @return an Array of RunningTaskInfo's ordered by leftToRight or topTopBottom
      */
-    @Nullable
     public ActivityManager.RunningTaskInfo[] getAllTaskInfos() {
         // TODO(b/349828130) Add the third stage task info and not rely on positions
         ActivityManager.RunningTaskInfo topLeftTask = getTaskInfo(SPLIT_POSITION_TOP_OR_LEFT);
@@ -335,7 +339,7 @@
             return new ActivityManager.RunningTaskInfo[]{topLeftTask, bottomRightTask};
         }
 
-        return null;
+        return new ActivityManager.RunningTaskInfo[0];
     }
 
     /** Check task is under split or not by taskId. */
@@ -405,7 +409,7 @@
     public void prepareEnterSplitScreen(WindowContainerTransaction wct,
             ActivityManager.RunningTaskInfo taskInfo, int startPosition) {
         mStageCoordinator.prepareEnterSplitScreen(wct, taskInfo, startPosition,
-                false /* resizeAnim */);
+                false /* resizeAnim */, SPLIT_INDEX_UNDEFINED);
     }
 
     /**
@@ -451,6 +455,24 @@
         }
     }
 
+    /**
+     * Determines which split index a new instance of a task should take.
+     * @param callingTask The task requesting a new instance.
+     * @return the split index of the new instance
+     */
+    @SplitIndex
+    public int determineNewInstanceIndex(@NonNull ActivityManager.RunningTaskInfo callingTask) {
+        if (!enableFlexibleSplit()) {
+            throw new IllegalStateException("Use determineNewInstancePosition");
+        }
+        if (callingTask.getWindowingMode() == WINDOWING_MODE_FULLSCREEN
+                || getSplitPosition(callingTask.taskId) == SPLIT_POSITION_TOP_OR_LEFT) {
+            return SPLIT_INDEX_1;
+        } else {
+            return SPLIT_INDEX_0;
+        }
+    }
+
     public void enterSplitScreen(int taskId, boolean leftOrTop) {
         enterSplitScreen(taskId, leftOrTop, new WindowContainerTransaction());
     }
@@ -685,7 +707,10 @@
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "startIntentWithInstanceId: reason=%d",
                 ENTER_REASON_LAUNCHER);
         mStageCoordinator.getLogger().enterRequested(instanceId, ENTER_REASON_LAUNCHER);
-        startIntent(intent, userId, fillInIntent, position, options, null /* hideTaskToken */);
+        // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+        //  specific cases in the future. Only focusing on parity with starting intent/task
+        startIntent(intent, userId, fillInIntent, position, options, null /* hideTaskToken */,
+                SPLIT_INDEX_UNDEFINED);
     }
 
     private void startIntentAndTask(PendingIntent pendingIntent, int userId1,
@@ -775,9 +800,9 @@
     @Override
     public void startIntent(PendingIntent intent, int userId1, @Nullable Intent fillInIntent,
             @SplitPosition int position, @Nullable Bundle options,
-            @Nullable WindowContainerToken hideTaskToken) {
+            @Nullable WindowContainerToken hideTaskToken, @SplitIndex int index) {
         startIntent(intent, userId1, fillInIntent, position, options, hideTaskToken,
-                false /* forceLaunchNewTask */);
+                false /* forceLaunchNewTask */, index);
     }
 
     /**
@@ -790,7 +815,8 @@
      */
     public void startIntent(PendingIntent intent, int userId1, @Nullable Intent fillInIntent,
             @SplitPosition int position, @Nullable Bundle options,
-            @Nullable WindowContainerToken hideTaskToken, boolean forceLaunchNewTask) {
+            @Nullable WindowContainerToken hideTaskToken, boolean forceLaunchNewTask,
+            @SplitIndex int index) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN,
                 "startIntent(): intent=%s user=%d fillInIntent=%s position=%d", intent, userId1,
                 fillInIntent, position);
@@ -816,7 +842,7 @@
         if (taskInfo != null) {
             ProtoLog.v(ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN,
                     "Found suitable background task=%s", taskInfo);
-            mStageCoordinator.startTask(taskInfo.taskId, position, options, hideTaskToken);
+            mStageCoordinator.startTask(taskInfo.taskId, position, options, hideTaskToken, index);
 
             ProtoLog.v(ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN, "Start task in background");
             return;
@@ -841,7 +867,8 @@
             }
         }
 
-        mStageCoordinator.startIntent(intent, fillInIntent, position, options, hideTaskToken);
+        mStageCoordinator.startIntent(intent, fillInIntent, position, options, hideTaskToken,
+                index);
     }
 
     /**
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenTransitions.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenTransitions.java
index 84004941..3091be5 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenTransitions.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenTransitions.java
@@ -21,6 +21,7 @@
 import static android.view.WindowManager.TRANSIT_OPEN;
 import static android.view.WindowManager.TRANSIT_TO_BACK;
 
+import static com.android.wm.shell.Flags.enableFlexibleSplit;
 import static com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN;
 import static com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_TRANSITIONS;
 import static com.android.wm.shell.shared.animation.Interpolators.ALPHA_IN;
@@ -55,6 +56,9 @@
 import com.android.wm.shell.transition.Transitions;
 
 import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.Executor;
 
 /** Manages transition animations for split-screen. */
@@ -268,22 +272,21 @@
             @NonNull SurfaceControl.Transaction startTransaction,
             @NonNull SurfaceControl.Transaction finishTransaction,
             @NonNull Transitions.TransitionFinishCallback finishCallback,
-            @NonNull WindowContainerToken mainRoot, @NonNull WindowContainerToken sideRoot,
-            @NonNull SplitDecorManager mainDecor, @NonNull SplitDecorManager sideDecor) {
+            @NonNull Map<WindowContainerToken, SplitDecorManager> rootDecorMap) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "playResizeAnimation: transition=%d", info.getDebugId());
         initTransition(transition, finishTransaction, finishCallback);
 
+        Set<WindowContainerToken> rootDecorKeys = rootDecorMap.keySet();
         for (int i = info.getChanges().size() - 1; i >= 0; --i) {
             final TransitionInfo.Change change = info.getChanges().get(i);
-            if (mainRoot.equals(change.getContainer()) || sideRoot.equals(change.getContainer())) {
+            if (rootDecorKeys.contains(change.getContainer())) {
                 final SurfaceControl leash = change.getLeash();
                 startTransaction.setPosition(leash, change.getEndAbsBounds().left,
                         change.getEndAbsBounds().top);
                 startTransaction.setWindowCrop(leash, change.getEndAbsBounds().width(),
                         change.getEndAbsBounds().height());
 
-                SplitDecorManager decor = mainRoot.equals(change.getContainer())
-                        ? mainDecor : sideDecor;
+                SplitDecorManager decor = rootDecorMap.get(change.getContainer());
 
                 // This is to ensure onFinished be called after all animations ended.
                 ValueAnimator va = new ValueAnimator();
@@ -433,15 +436,22 @@
             Transitions.TransitionHandler handler,
             @Nullable TransitionConsumedCallback consumedCallback,
             @Nullable TransitionFinishedCallback finishCallback,
-            @NonNull SplitDecorManager mainDecor, @NonNull SplitDecorManager sideDecor) {
+            @Nullable SplitDecorManager mainDecor, @Nullable SplitDecorManager sideDecor,
+            @Nullable List<SplitDecorManager> decorManagers) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS,
                 "  splitTransition deduced Resize split screen.");
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "setResizeTransition: hasPendingResize=%b",
                 mPendingResize != null);
         if (mPendingResize != null) {
             mPendingResize.cancel(null);
-            mainDecor.cancelRunningAnimations();
-            sideDecor.cancelRunningAnimations();
+            if (enableFlexibleSplit()) {
+                for (SplitDecorManager stage : decorManagers) {
+                    stage.cancelRunningAnimations();
+                }
+            } else {
+                mainDecor.cancelRunningAnimations();
+                sideDecor.cancelRunningAnimations();
+            }
             mAnimations.clear();
             onFinish(null /* wct */);
         }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
index 81b96cd..f07ae44 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
@@ -33,6 +33,7 @@
 import static android.window.TransitionInfo.FLAG_IS_DISPLAY;
 import static android.window.WindowContainerTransaction.HierarchyOp.HIERARCHY_OP_TYPE_REORDER;
 
+import static com.android.wm.shell.Flags.enableFlexibleSplit;
 import static com.android.wm.shell.common.split.SplitLayout.PARALLAX_ALIGN_CENTER;
 import static com.android.wm.shell.common.split.SplitScreenUtils.isPartiallyOffscreen;
 import static com.android.wm.shell.common.split.SplitScreenUtils.reverseSplitPosition;
@@ -43,6 +44,7 @@
 import static com.android.wm.shell.shared.TransitionUtil.isOrderOnly;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.FLAG_IS_DIVIDER_BAR;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SNAP_TO_2_10_90;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SNAP_TO_2_50_50;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SNAP_TO_2_90_10;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_1;
@@ -51,9 +53,12 @@
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.splitPositionToString;
+import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_A;
+import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_B;
 import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_MAIN;
 import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_SIDE;
 import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_UNDEFINED;
+import static com.android.wm.shell.splitscreen.SplitScreen.stageTypeToString;
 import static com.android.wm.shell.splitscreen.SplitScreenController.ENTER_REASON_LAUNCHER;
 import static com.android.wm.shell.splitscreen.SplitScreenController.EXIT_REASON_APP_DOES_NOT_SUPPORT_MULTIWINDOW;
 import static com.android.wm.shell.splitscreen.SplitScreenController.EXIT_REASON_APP_FINISHED;
@@ -142,6 +147,7 @@
 import com.android.wm.shell.shared.TransitionUtil;
 import com.android.wm.shell.shared.split.SplitBounds;
 import com.android.wm.shell.shared.split.SplitScreenConstants.PersistentSnapPosition;
+import com.android.wm.shell.shared.split.SplitScreenConstants.SplitIndex;
 import com.android.wm.shell.shared.split.SplitScreenConstants.SplitPosition;
 import com.android.wm.shell.splitscreen.SplitScreen.StageType;
 import com.android.wm.shell.splitscreen.SplitScreenController.ExitReason;
@@ -153,11 +159,15 @@
 
 import java.io.PrintWriter;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.Executor;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
 
 /**
  * Coordinates the staging (visibility, sizing, ...) of the split-screen stages.
@@ -178,10 +188,11 @@
     // entered
     private static final int DISABLE_LAUNCH_ADJACENT_AFTER_ENTER_TIMEOUT_MS = 1000;
 
-    private final StageTaskListener mMainStage;
-    private final StageTaskListener mSideStage;
+    private StageTaskListener mMainStage;
+    private StageTaskListener mSideStage;
     @SplitPosition
     private int mSideStagePosition = SPLIT_POSITION_BOTTOM_OR_RIGHT;
+    private StageOrderOperator mStageOrderOperator;
 
     private final int mDisplayId;
     private SplitLayout mSplitLayout;
@@ -335,22 +346,32 @@
         taskOrganizer.createRootTask(displayId, WINDOWING_MODE_FULLSCREEN, this /* listener */);
 
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Creating main/side root task");
-        mMainStage = new StageTaskListener(
-                mContext,
-                mTaskOrganizer,
-                mDisplayId,
-                this /*stageListenerCallbacks*/,
-                mSyncQueue,
-                iconProvider,
-                mWindowDecorViewModel);
-        mSideStage = new StageTaskListener(
-                mContext,
-                mTaskOrganizer,
-                mDisplayId,
-                this /*stageListenerCallbacks*/,
-                mSyncQueue,
-                iconProvider,
-                mWindowDecorViewModel);
+        if (enableFlexibleSplit()) {
+            mStageOrderOperator = new StageOrderOperator(mContext,
+                    mTaskOrganizer,
+                    mDisplayId,
+                    this /*stageListenerCallbacks*/,
+                    mSyncQueue,
+                    iconProvider,
+                    mWindowDecorViewModel);
+        } else {
+            mMainStage = new StageTaskListener(
+                    mContext,
+                    mTaskOrganizer,
+                    mDisplayId,
+                    this /*stageListenerCallbacks*/,
+                    mSyncQueue,
+                    iconProvider,
+                    mWindowDecorViewModel, STAGE_TYPE_MAIN);
+            mSideStage = new StageTaskListener(
+                    mContext,
+                    mTaskOrganizer,
+                    mDisplayId,
+                    this /*stageListenerCallbacks*/,
+                    mSyncQueue,
+                    iconProvider,
+                    mWindowDecorViewModel, STAGE_TYPE_SIDE);
+        }
         mDisplayController = displayController;
         mDisplayImeController = displayImeController;
         mDisplayInsetsController = displayInsetsController;
@@ -422,24 +443,63 @@
     }
 
     public boolean isSplitScreenVisible() {
-        return mSideStage.mVisible && mMainStage.mVisible;
+        if (enableFlexibleSplit()) {
+            return runForActiveStagesAllMatch((stage) -> stage.mVisible);
+        } else {
+            return mSideStage.mVisible && mMainStage.mVisible;
+        }
     }
 
-    private void activateSplit(WindowContainerTransaction wct, boolean includingTopTask) {
-        mMainStage.activate(wct, includingTopTask);
+    /**
+     * @param includingTopTask reparents the current top task into the stage defined by index
+     *                         (or mainStage in legacy split)
+     * @param index the index to move the current visible task into, if undefined will arbitrarily
+     *              choose a stage to launch into
+     */
+    private void activateSplit(WindowContainerTransaction wct, boolean includingTopTask,
+            int index) {
+        if (enableFlexibleSplit()) {
+            mStageOrderOperator.onEnteringSplit(SNAP_TO_2_50_50);
+            if (index == SPLIT_INDEX_UNDEFINED || !includingTopTask) {
+                // If we aren't includingTopTask, then the call to activate on the stage is
+                // effectively a no-op. Previously the stage kept track of the "isActive" state,
+                // but now that gets set in the "onEnteringSplit" call above.
+                //
+                // index == UNDEFINED case might change, but as of now no use case where we activate
+                // without an index specified.
+                return;
+            }
+            @SplitIndex int oppositeIndex = index == SPLIT_INDEX_0 ? SPLIT_INDEX_1 : SPLIT_INDEX_0;
+            StageTaskListener activatingStage = mStageOrderOperator.getStageForIndex(oppositeIndex);
+            activatingStage.activate(wct, includingTopTask);
+        } else {
+            mMainStage.activate(wct, includingTopTask);
+        }
     }
 
     public boolean isSplitActive() {
-        return mMainStage.isActive();
+        if (enableFlexibleSplit()) {
+            return mStageOrderOperator.isActive();
+        } else {
+            return mMainStage.isActive();
+        }
     }
 
     /**
      * Deactivates main stage by removing the stage from the top level split root (usually when a
      * task underneath gets removed from the stage root).
-     * @param reparentToTop whether we want to put the stage root back on top
+     * @param stageToTop stage which we want to put on top
      */
-    private void deactivateSplit(WindowContainerTransaction wct, boolean reparentToTop) {
-        mMainStage.deactivate(wct, reparentToTop);
+    private void deactivateSplit(WindowContainerTransaction wct, @StageType int stageToTop) {
+        if (enableFlexibleSplit()) {
+            StageTaskListener stageToDeactivate = mStageOrderOperator.getAllStages().stream()
+                    .filter(stage -> stage.getId() == stageToTop)
+                    .findFirst().orElseThrow();
+            stageToDeactivate.deactivate(wct, true /*toTop*/);
+            mStageOrderOperator.onExitingSplit();
+        } else {
+            mMainStage.deactivate(wct, stageToTop == STAGE_TYPE_MAIN);
+        }
     }
 
     /** @return whether this transition-request has the launch-adjacent flag. */
@@ -463,11 +523,12 @@
         // If one of the splitting tasks support auto-pip, wm-core might reparent the task to TDA
         // and file a TRANSIT_PIP transition when finishing transitions.
         // @see com.android.server.wm.RootWindowContainer#moveActivityToPinnedRootTask
-        if (mMainStage.getChildCount() == 0 || mSideStage.getChildCount() == 0) {
-            return true;
+        if (enableFlexibleSplit()) {
+            return mStageOrderOperator.getActiveStages().stream()
+                    .anyMatch(stage -> stage.getChildCount() == 0);
+        } else {
+            return mMainStage.getChildCount() == 0 || mSideStage.getChildCount() == 0;
         }
-
-        return false;
     }
 
     /** Checks if `transition` is a pending enter-split transition. */
@@ -477,10 +538,19 @@
 
     @StageType
     int getStageOfTask(int taskId) {
-        if (mMainStage.containsTask(taskId)) {
-            return STAGE_TYPE_MAIN;
-        } else if (mSideStage.containsTask(taskId)) {
-            return STAGE_TYPE_SIDE;
+        if (enableFlexibleSplit()) {
+            StageTaskListener stageTaskListener = mStageOrderOperator.getActiveStages().stream()
+                    .filter(stage -> stage.containsTask(taskId))
+                    .findFirst().orElse(null);
+            if (stageTaskListener != null) {
+                return stageTaskListener.getId();
+            }
+        } else {
+            if (mMainStage.containsTask(taskId)) {
+                return STAGE_TYPE_MAIN;
+            } else if (mSideStage.containsTask(taskId)) {
+                return STAGE_TYPE_SIDE;
+            }
         }
 
         return STAGE_TYPE_UNDEFINED;
@@ -490,14 +560,22 @@
         if (mRootTaskInfo != null && mRootTaskInfo.taskId == taskId) {
             return true;
         }
-        return mMainStage.isRootTaskId(taskId) || mSideStage.isRootTaskId(taskId);
+        if (enableFlexibleSplit()) {
+            return mStageOrderOperator.getActiveStages().stream()
+                    .anyMatch((stage) -> stage.isRootTaskId(taskId));
+        } else {
+            return mMainStage.isRootTaskId(taskId) || mSideStage.isRootTaskId(taskId);
+        }
     }
 
     boolean moveToStage(ActivityManager.RunningTaskInfo task, @SplitPosition int stagePosition,
             WindowContainerTransaction wct) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "moveToStage: task=%d position=%d", task.taskId,
                 stagePosition);
-        prepareEnterSplitScreen(wct, task, stagePosition, false /* resizeAnim */);
+        // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+        //  specific cases in the future. Only focusing on parity with starting intent/task
+        prepareEnterSplitScreen(wct, task, stagePosition, false /* resizeAnim */,
+                SPLIT_INDEX_UNDEFINED);
         mSplitTransitions.startEnterTransition(TRANSIT_TO_FRONT, wct,
                 null, this,
                 isSplitScreenVisible()
@@ -595,11 +673,14 @@
      *                      same window container transaction as the starting of the intent.
      */
     void startTask(int taskId, @SplitPosition int position, @Nullable Bundle options,
-            @Nullable WindowContainerToken hideTaskToken) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "startTask: task=%d position=%d", taskId, position);
+            @Nullable WindowContainerToken hideTaskToken, @SplitIndex int index) {
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "startTask: task=%d position=%d index=%d",
+                taskId, position, index);
         mSplitRequest = new SplitRequest(taskId, position);
         final WindowContainerTransaction wct = new WindowContainerTransaction();
-        options = resolveStartStage(STAGE_TYPE_UNDEFINED, position, options, null /* wct */);
+        options = enableFlexibleSplit()
+                ? resolveStartStageForIndex(options, null /*wct*/, index)
+                : resolveStartStage(STAGE_TYPE_UNDEFINED, position, options, null /* wct */);
         if (hideTaskToken != null) {
             ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Reordering hide-task to bottom");
             wct.reorder(hideTaskToken, false /* onTop */);
@@ -623,7 +704,7 @@
         // If split screen is not activated, we're expecting to open a pair of apps to split.
         final int extraTransitType = isSplitActive()
                 ? TRANSIT_SPLIT_SCREEN_OPEN_TO_SIDE : TRANSIT_SPLIT_SCREEN_PAIR_OPEN;
-        prepareEnterSplitScreen(wct, null /* taskInfo */, position, !mIsDropEntering);
+        prepareEnterSplitScreen(wct, null /* taskInfo */, position, !mIsDropEntering, index);
 
         mSplitTransitions.startEnterTransition(TRANSIT_TO_FRONT, wct, null, this,
                 extraTransitType, !mIsDropEntering);
@@ -635,13 +716,16 @@
      *                      same window container transaction as the starting of the intent.
      */
     void startIntent(PendingIntent intent, Intent fillInIntent, @SplitPosition int position,
-            @Nullable Bundle options, @Nullable WindowContainerToken hideTaskToken) {
+            @Nullable Bundle options, @Nullable WindowContainerToken hideTaskToken,
+            @SplitIndex int index) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "startIntent: intent=%s position=%d", intent.getIntent(),
                 position);
         mSplitRequest = new SplitRequest(intent.getIntent(), position);
 
         final WindowContainerTransaction wct = new WindowContainerTransaction();
-        options = resolveStartStage(STAGE_TYPE_UNDEFINED, position, options, null /* wct */);
+        options = enableFlexibleSplit()
+                ? resolveStartStageForIndex(options, null /*wct*/, index)
+                : resolveStartStage(STAGE_TYPE_UNDEFINED, position, options, null /* wct */);
         if (hideTaskToken != null) {
             ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Reordering hide-task to bottom");
             wct.reorder(hideTaskToken, false /* onTop */);
@@ -666,13 +750,17 @@
         // If split screen is not activated, we're expecting to open a pair of apps to split.
         final int extraTransitType = isSplitActive()
                 ? TRANSIT_SPLIT_SCREEN_OPEN_TO_SIDE : TRANSIT_SPLIT_SCREEN_PAIR_OPEN;
-        prepareEnterSplitScreen(wct, null /* taskInfo */, position, !mIsDropEntering);
+        prepareEnterSplitScreen(wct, null /* taskInfo */, position, !mIsDropEntering, index);
 
         mSplitTransitions.startEnterTransition(TRANSIT_TO_FRONT, wct, null, this,
                 extraTransitType, !mIsDropEntering);
     }
 
-    /** Starts 2 tasks in one transition. */
+    /**
+     * Starts 2 tasks in one transition.
+     * @param taskId1 starts in the mSideStage
+     * @param taskId2 starts in the mainStage #startWithTask()
+     */
     void startTasks(int taskId1, @Nullable Bundle options1, int taskId2, @Nullable Bundle options2,
             @SplitPosition int splitPosition, @PersistentSnapPosition int snapPosition,
             @Nullable RemoteTransition remoteTransition, InstanceId instanceId) {
@@ -687,11 +775,19 @@
 
         setSideStagePosition(splitPosition, wct);
         options1 = options1 != null ? options1 : new Bundle();
-        addActivityOptions(options1, mSideStage);
+        StageTaskListener stageForTask1;
+        if (enableFlexibleSplit()) {
+            stageForTask1 = mStageOrderOperator.getStageForLegacyPosition(splitPosition,
+                    true /*checkAllStagesIfNotActive*/);
+        } else {
+            stageForTask1 = mSideStage;
+        }
+        addActivityOptions(options1, stageForTask1);
         prepareTasksForSplitScreen(new int[] {taskId1, taskId2}, wct);
         wct.startTask(taskId1, options1);
 
-        startWithTask(wct, taskId2, options2, snapPosition, remoteTransition, instanceId);
+        startWithTask(wct, taskId2, options2, snapPosition, remoteTransition, instanceId,
+                splitPosition);
     }
 
     /** Start an intent and a task to a split pair in one transition. */
@@ -721,7 +817,8 @@
         wct.sendPendingIntent(pendingIntent, fillInIntent, options1);
         prepareTasksForSplitScreen(new int[] {taskId}, wct);
 
-        startWithTask(wct, taskId, options2, snapPosition, remoteTransition, instanceId);
+        startWithTask(wct, taskId, options2, snapPosition, remoteTransition, instanceId,
+                splitPosition);
     }
 
     /**
@@ -765,7 +862,8 @@
         wct.startShortcut(mContext.getPackageName(), shortcutInfo, options1);
         prepareTasksForSplitScreen(new int[] {taskId}, wct);
 
-        startWithTask(wct, taskId, options2, snapPosition, remoteTransition, instanceId);
+        startWithTask(wct, taskId, options2, snapPosition, remoteTransition, instanceId,
+                splitPosition);
     }
 
     /**
@@ -795,11 +893,14 @@
      */
     private void startWithTask(WindowContainerTransaction wct, int mainTaskId,
             @Nullable Bundle mainOptions, @PersistentSnapPosition int snapPosition,
-            @Nullable RemoteTransition remoteTransition, InstanceId instanceId) {
+            @Nullable RemoteTransition remoteTransition, InstanceId instanceId,
+            @SplitPosition int splitPosition) {
         if (!isSplitActive()) {
             // Build a request WCT that will launch both apps such that task 0 is on the main stage
             // while task 1 is on the side stage.
-            activateSplit(wct, false /* reparentToTop */);
+            // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+            //  specific cases in the future. Only focusing on parity with starting intent/task
+            activateSplit(wct, false /* reparentToTop */, SPLIT_INDEX_UNDEFINED);
         }
         mSplitLayout.setDivideRatio(snapPosition);
         updateWindowBounds(mSplitLayout, wct);
@@ -807,10 +908,19 @@
         wct.setReparentLeafTaskIfRelaunch(mRootTaskInfo.token,
                 false /* reparentLeafTaskIfRelaunch */);
         setRootForceTranslucent(false, wct);
-
+        // All callers of this method set the correct activity options on mSideStage,
+        // so we choose the opposite stage for this method
+        StageTaskListener stage;
+        if (enableFlexibleSplit()) {
+            stage = mStageOrderOperator
+                    .getStageForLegacyPosition(reverseSplitPosition(splitPosition),
+                            false /*checkAllStagesIfNotActive*/);
+        } else {
+            stage = mMainStage;
+        }
         // Make sure the launch options will put tasks in the corresponding split roots
         mainOptions = mainOptions != null ? mainOptions : new Bundle();
-        addActivityOptions(mainOptions, mMainStage);
+        addActivityOptions(mainOptions, stage);
 
         // Add task launch requests
         wct.startTask(mainTaskId, mainOptions);
@@ -866,7 +976,9 @@
         if (!isSplitActive()) {
             // Build a request WCT that will launch both apps such that task 0 is on the main stage
             // while task 1 is on the side stage.
-            activateSplit(wct, false /* reparentToTop */);
+            // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+            //  specific cases in the future. Only focusing on parity with starting intent/task
+            activateSplit(wct, false /* reparentToTop */, SPLIT_INDEX_UNDEFINED);
         }
 
         setSideStagePosition(splitPosition, wct);
@@ -974,6 +1086,31 @@
         mSideStage.evictInvisibleChildren(wct);
     }
 
+    /**
+     * @param index for the new stage that will be opening. Ex. if app is dragged to
+     *              index=1, then this will tell the stage at index=1 to launch the task
+     *              in the wct in that stage. This doesn't verify that the non-specified
+     *              indices' stages have their tasks correctly set/re-parented.
+     */
+    Bundle resolveStartStageForIndex(@Nullable Bundle options,
+            @Nullable WindowContainerTransaction wct,
+            @SplitIndex int index) {
+        StageTaskListener oppositeStage;
+        if (index == SPLIT_INDEX_UNDEFINED) {
+            // Arbitrarily choose a stage
+            oppositeStage = mStageOrderOperator.getStageForIndex(SPLIT_INDEX_1);
+        } else {
+            oppositeStage = mStageOrderOperator.getStageForIndex(index);
+        }
+        if (options == null) {
+            options = new Bundle();
+        }
+        updateStageWindowBoundsForIndex(wct, index);
+        addActivityOptions(options, oppositeStage);
+
+        return options;
+    }
+
     Bundle resolveStartStage(@StageType int stage, @SplitPosition int position,
             @Nullable Bundle options, @Nullable WindowContainerTransaction wct) {
         switch (stage) {
@@ -1041,20 +1178,35 @@
             return INVALID_TASK_ID;
         }
 
-        return mSideStagePosition == splitPosition
-                ? mSideStage.getTopVisibleChildTaskId()
-                : mMainStage.getTopVisibleChildTaskId();
+        if (enableFlexibleSplit()) {
+            StageTaskListener stage = mStageOrderOperator.getStageForLegacyPosition(splitPosition,
+                    true /*checkAllStagesIfNotActive*/);
+            return stage != null ? stage.getTopVisibleChildTaskId() : INVALID_TASK_ID;
+        } else {
+            return mSideStagePosition == splitPosition
+                    ? mSideStage.getTopVisibleChildTaskId()
+                    : mMainStage.getTopVisibleChildTaskId();
+        }
     }
 
     void switchSplitPosition(String reason) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "switchSplitPosition");
         final SurfaceControl.Transaction t = mTransactionPool.acquire();
         mTempRect1.setEmpty();
-        final StageTaskListener topLeftStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mSideStage : mMainStage;
-        final StageTaskListener bottomRightStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mMainStage : mSideStage;
-
+        final StageTaskListener topLeftStage;
+        final StageTaskListener bottomRightStage;
+        if (enableFlexibleSplit()) {
+            topLeftStage = mStageOrderOperator.getStageForLegacyPosition(SPLIT_POSITION_TOP_OR_LEFT,
+                            false /*checkAllStagesIfNotActive*/);
+            bottomRightStage = mStageOrderOperator
+                    .getStageForLegacyPosition(SPLIT_POSITION_BOTTOM_OR_RIGHT,
+                    false /*checkAllStagesIfNotActive*/);
+        } else {
+            topLeftStage =
+                    mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mSideStage : mMainStage;
+            bottomRightStage =
+                    mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mMainStage : mSideStage;
+        }
         // Don't allow windows or divider to be focused during animation (mRootTaskInfo is the
         // parent of all 3 leaves). We don't want the user to be able to tap and focus a window
         // while it is moving across the screen, because granting focus also recalculates the
@@ -1091,9 +1243,13 @@
                 });
 
         ProtoLog.v(WM_SHELL_SPLIT_SCREEN, "Switch split position: %s", reason);
-        mLogger.logSwap(getMainStagePosition(), mMainStage.getTopChildTaskUid(),
-                getSideStagePosition(), mSideStage.getTopChildTaskUid(),
-                mSplitLayout.isLeftRightSplit());
+        if (enableFlexibleSplit()) {
+            // TODO(b/374825718) update logging for 2+ apps
+        } else {
+            mLogger.logSwap(getMainStagePosition(), mMainStage.getTopChildTaskUid(),
+                    getSideStagePosition(), mSideStage.getTopChildTaskUid(),
+                    mSplitLayout.isLeftRightSplit());
+        }
     }
 
     void setSideStagePosition(@SplitPosition int sideStagePosition,
@@ -1101,8 +1257,26 @@
         if (mSideStagePosition == sideStagePosition) return;
         mSideStagePosition = sideStagePosition;
         sendOnStagePositionChanged();
+        StageTaskListener stage = enableFlexibleSplit()
+                ? mStageOrderOperator.getStageForLegacyPosition(mSideStagePosition,
+                true /*checkAllStagesIfNotActive*/)
+                : mSideStage;
 
-        if (mSideStage.mVisible) {
+        if (stage.mVisible) {
+            if (wct == null) {
+                // onLayoutChanged builds/applies a wct with the contents of updateWindowBounds.
+                onLayoutSizeChanged(mSplitLayout);
+            } else {
+                updateWindowBounds(mSplitLayout, wct);
+                sendOnBoundsChanged();
+            }
+        }
+    }
+
+    private void updateStageWindowBoundsForIndex(@Nullable WindowContainerTransaction wct,
+            @SplitIndex int index) {
+        StageTaskListener stage = mStageOrderOperator.getStageForIndex(index);
+        if (stage.mVisible) {
             if (wct == null) {
                 // onLayoutChanged builds/applies a wct with the contents of updateWindowBounds.
                 onLayoutSizeChanged(mSplitLayout);
@@ -1152,10 +1326,17 @@
     void recordLastActiveStage() {
         if (!isSplitActive() || !isSplitScreenVisible()) {
             mLastActiveStage = STAGE_TYPE_UNDEFINED;
-        } else if (mMainStage.isFocused()) {
-            mLastActiveStage = STAGE_TYPE_MAIN;
-        } else if (mSideStage.isFocused()) {
-            mLastActiveStage = STAGE_TYPE_SIDE;
+        } else if (enableFlexibleSplit()) {
+            mStageOrderOperator.getActiveStages().stream()
+                    .filter(StageTaskListener::isFocused)
+                    .findFirst()
+                    .ifPresent(stage -> mLastActiveStage = stage.getId());
+        } else {
+            if (mMainStage.isFocused()) {
+                mLastActiveStage = STAGE_TYPE_MAIN;
+            } else if (mSideStage.isFocused()) {
+                mLastActiveStage = STAGE_TYPE_SIDE;
+            }
         }
     }
 
@@ -1212,7 +1393,7 @@
         mSplitLayout.getInvisibleBounds(mTempRect1);
         if (childrenToTop == null || childrenToTop.getTopVisibleChildTaskId() == INVALID_TASK_ID) {
             mSideStage.removeAllTasks(wct, false /* toTop */);
-            deactivateSplit(wct, false /* reparentToTop */);
+            deactivateSplit(wct, STAGE_TYPE_UNDEFINED);
             wct.reorder(mRootTaskInfo.token, false /* onTop */);
             setRootForceTranslucent(true, wct);
             wct.setBounds(mSideStage.mRootTaskInfo.token, mTempRect1);
@@ -1241,7 +1422,7 @@
                 childrenToTop.fadeOutDecor(() -> {
                     WindowContainerTransaction finishedWCT = new WindowContainerTransaction();
                     mIsExiting = false;
-                    deactivateSplit(finishedWCT, childrenToTop == mMainStage /* reparentToTop */);
+                    deactivateSplit(finishedWCT, childrenToTop.getId());
                     mSideStage.removeAllTasks(finishedWCT, childrenToTop == mSideStage /* toTop */);
                     finishedWCT.reorder(mRootTaskInfo.token, false /* toTop */);
                     setRootForceTranslucent(true, finishedWCT);
@@ -1369,8 +1550,13 @@
         mRecentTasks.ifPresent(recentTasks -> {
             // Notify recents if we are exiting in a way that breaks the pair, and disable further
             // updates to splits in the recents until we enter split again
-            mMainStage.doForAllChildTasks(taskId -> recentTasks.removeSplitPair(taskId));
-            mSideStage.doForAllChildTasks(taskId -> recentTasks.removeSplitPair(taskId));
+            if (enableFlexibleSplit()) {
+                runForActiveStages((stage) ->
+                        stage.doForAllChildTasks(taskId -> recentTasks.removeSplitPair(taskId)));
+            } else {
+                mMainStage.doForAllChildTasks(taskId -> recentTasks.removeSplitPair(taskId));
+                mSideStage.doForAllChildTasks(taskId -> recentTasks.removeSplitPair(taskId));
+            }
         });
         logExit(exitReason);
     }
@@ -1383,15 +1569,22 @@
     void prepareExitSplitScreen(@StageType int stageToTop,
             @NonNull WindowContainerTransaction wct) {
         if (!isSplitActive()) return;
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "prepareExitSplitScreen: stageToTop=%d", stageToTop);
-        mSideStage.removeAllTasks(wct, stageToTop == STAGE_TYPE_SIDE);
-        deactivateSplit(wct, stageToTop == STAGE_TYPE_MAIN);
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "prepareExitSplitScreen: stageToTop=%s",
+                stageTypeToString(stageToTop));
+        if (enableFlexibleSplit()) {
+            mStageOrderOperator.getActiveStages().stream()
+                    .filter(stage -> stage.getId() != stageToTop)
+                    .forEach(stage -> stage.removeAllTasks(wct, false /*toTop*/));
+        } else {
+            mSideStage.removeAllTasks(wct, stageToTop == STAGE_TYPE_SIDE);
+        }
+        deactivateSplit(wct, stageToTop);
     }
 
     private void prepareEnterSplitScreen(WindowContainerTransaction wct) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "prepareEnterSplitScreen");
         prepareEnterSplitScreen(wct, null /* taskInfo */, SPLIT_POSITION_UNDEFINED,
-                !mIsDropEntering);
+                !mIsDropEntering, SPLIT_INDEX_UNDEFINED);
     }
 
     /**
@@ -1400,7 +1593,7 @@
      */
     void prepareEnterSplitScreen(WindowContainerTransaction wct,
             @Nullable ActivityManager.RunningTaskInfo taskInfo, @SplitPosition int startPosition,
-            boolean resizeAnim) {
+            boolean resizeAnim, @SplitIndex int index) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "prepareEnterSplitScreen: position=%d resize=%b",
                 startPosition, resizeAnim);
         onSplitScreenEnter();
@@ -1412,7 +1605,7 @@
         if (isSplitActive()) {
             prepareBringSplit(wct, taskInfo, startPosition, resizeAnim);
         } else {
-            prepareActiveSplit(wct, taskInfo, startPosition, resizeAnim);
+            prepareActiveSplit(wct, taskInfo, startPosition, resizeAnim, index);
         }
     }
 
@@ -1433,14 +1626,22 @@
             if (!mSkipEvictingMainStageChildren) {
                 mMainStage.evictAllChildren(wct);
             }
-            mMainStage.reparentTopTask(wct);
+            // TODO(b/349828130) revisit bring split from BG to FG scenarios
+            if (enableFlexibleSplit()) {
+                runForActiveStages(stage -> stage.reparentTopTask(wct));
+            } else {
+                mMainStage.reparentTopTask(wct);
+            }
             prepareSplitLayout(wct, resizeAnim);
         }
     }
 
+    /**
+     * @param index The index that has already been assigned a stage
+     */
     private void prepareActiveSplit(WindowContainerTransaction wct,
             @Nullable ActivityManager.RunningTaskInfo taskInfo, @SplitPosition int startPosition,
-            boolean resizeAnim) {
+            boolean resizeAnim, @SplitIndex int index) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "prepareActiveSplit: task=%d isSplitVisible=%b",
                 taskInfo != null ? taskInfo.taskId : -1, isSplitScreenVisible());
         // We handle split visibility itself on shell transition, but sometimes we didn't
@@ -1450,7 +1651,7 @@
             setSideStagePosition(startPosition, wct);
             mSideStage.addTask(taskInfo, wct);
         }
-        activateSplit(wct, true /* reparentToTop */);
+        activateSplit(wct, true /* reparentToTop */, index);
         prepareSplitLayout(wct, resizeAnim);
     }
 
@@ -1477,8 +1678,13 @@
     void finishEnterSplitScreen(SurfaceControl.Transaction finishT) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "finishEnterSplitScreen");
         mSplitLayout.update(null, true /* resetImePosition */);
-        mMainStage.getSplitDecorManager().inflate(mContext, mMainStage.mRootLeash);
-        mSideStage.getSplitDecorManager().inflate(mContext, mSideStage.mRootLeash);
+        if (enableFlexibleSplit()) {
+            runForActiveStages((stage) ->
+                    stage.getSplitDecorManager().inflate(mContext, stage.mRootLeash));
+        } else {
+            mMainStage.getSplitDecorManager().inflate(mContext, mMainStage.mRootLeash);
+            mSideStage.getSplitDecorManager().inflate(mContext, mSideStage.mRootLeash);
+        }
         setDividerVisibility(true, finishT);
         // Ensure divider surface are re-parented back into the hierarchy at the end of the
         // transition. See Transition#buildFinishTransaction for more detail.
@@ -1492,6 +1698,10 @@
         mSplitRequest = null;
         updateRecentTasksSplitPair();
 
+        if (enableFlexibleSplit()) {
+            // TODO(b/374825718) log 2+ apps
+            return;
+        }
         mLogger.logEnter(mSplitLayout.getDividerPositionAsFraction(),
                 getMainStagePosition(), mMainStage.getTopChildTaskUid(),
                 getSideStagePosition(), mSideStage.getTopChildTaskUid(),
@@ -1503,6 +1713,15 @@
         outBottomOrRightBounds.set(mSplitLayout.getBounds2());
     }
 
+    private void runForActiveStages(Consumer<StageTaskListener> consumer) {
+        mStageOrderOperator.getActiveStages().forEach(consumer);
+    }
+
+    private boolean runForActiveStagesAllMatch(Predicate<StageTaskListener> predicate) {
+        List<StageTaskListener> activeStages = mStageOrderOperator.getActiveStages();
+        return !activeStages.isEmpty() && activeStages.stream().allMatch(predicate);
+    }
+
     @SplitPosition
     int getSplitPosition(int taskId) {
         if (mSideStage.getTopVisibleChildTaskId() == taskId) {
@@ -1516,6 +1735,9 @@
     private void addActivityOptions(Bundle opts, @Nullable StageTaskListener launchTarget) {
         ActivityOptions options = ActivityOptions.fromBundle(opts);
         if (launchTarget != null) {
+            ProtoLog.d(WM_SHELL_SPLIT_SCREEN,
+                    "addActivityOptions setting launch root for stage=%s",
+                    stageTypeToString(launchTarget.getId()));
             options.setLaunchRootTask(launchTarget.mRootTaskInfo.token);
         }
         // Put BAL flags to avoid activity start aborted. Otherwise, flows like shortcut to split
@@ -1559,8 +1781,15 @@
             listener.onSplitBoundsChanged(mSplitLayout.getRootBounds(), getMainStageBounds(),
                     getSideStageBounds());
         }
-        mSideStage.onSplitScreenListenerRegistered(listener, STAGE_TYPE_SIDE);
-        mMainStage.onSplitScreenListenerRegistered(listener, STAGE_TYPE_MAIN);
+        if (enableFlexibleSplit()) {
+            // TODO(b/349828130) replace w/ stageID
+            mStageOrderOperator.getAllStages().forEach(
+                    stage -> stage.onSplitScreenListenerRegistered(listener, STAGE_TYPE_UNDEFINED)
+            );
+        } else {
+            mSideStage.onSplitScreenListenerRegistered(listener, STAGE_TYPE_SIDE);
+            mMainStage.onSplitScreenListenerRegistered(listener, STAGE_TYPE_MAIN);
+        }
     }
 
     private void sendOnStagePositionChanged() {
@@ -1584,17 +1813,25 @@
             boolean present, boolean visible) {
         int stage;
         if (present) {
-            stage = stageListener == mSideStage ? STAGE_TYPE_SIDE : STAGE_TYPE_MAIN;
+            if (enableFlexibleSplit()) {
+                stage = stageListener.getId();
+            } else {
+                stage = stageListener == mSideStage ? STAGE_TYPE_SIDE : STAGE_TYPE_MAIN;
+            }
         } else {
             // No longer on any stage
             stage = STAGE_TYPE_UNDEFINED;
         }
-        if (stage == STAGE_TYPE_MAIN) {
-            mLogger.logMainStageAppChange(getMainStagePosition(), mMainStage.getTopChildTaskUid(),
-                    mSplitLayout.isLeftRightSplit());
-        } else if (stage == STAGE_TYPE_SIDE) {
-            mLogger.logSideStageAppChange(getSideStagePosition(), mSideStage.getTopChildTaskUid(),
-                    mSplitLayout.isLeftRightSplit());
+        if (!enableFlexibleSplit()) {
+            if (stage == STAGE_TYPE_MAIN) {
+                mLogger.logMainStageAppChange(getMainStagePosition(),
+                        mMainStage.getTopChildTaskUid(),
+                        mSplitLayout.isLeftRightSplit());
+            } else if (stage == STAGE_TYPE_SIDE) {
+                mLogger.logSideStageAppChange(getSideStagePosition(),
+                        mSideStage.getTopChildTaskUid(),
+                        mSplitLayout.isLeftRightSplit());
+            }
         }
         if (present) {
             updateRecentTasksSplitPair();
@@ -1622,17 +1859,35 @@
         mRecentTasks.ifPresent(recentTasks -> {
             Rect topLeftBounds = mSplitLayout.getBounds1();
             Rect bottomRightBounds = mSplitLayout.getBounds2();
-            int mainStageTopTaskId = mMainStage.getTopVisibleChildTaskId();
-            int sideStageTopTaskId = mSideStage.getTopVisibleChildTaskId();
+            int sideStageTopTaskId;
+            int mainStageTopTaskId;
+            if (enableFlexibleSplit()) {
+                List<StageTaskListener> activeStages = mStageOrderOperator.getActiveStages();
+                if (activeStages.size() != 2) {
+                    sideStageTopTaskId = mainStageTopTaskId = INVALID_TASK_ID;
+                } else {
+                    // doesn't matter which one we assign to? What matters is the order of 0 and 1?
+                    mainStageTopTaskId = activeStages.get(0).getTopVisibleChildTaskId();
+                    sideStageTopTaskId = activeStages.get(1).getTopVisibleChildTaskId();
+                }
+            } else {
+                mainStageTopTaskId = mMainStage.getTopVisibleChildTaskId();
+                sideStageTopTaskId= mSideStage.getTopVisibleChildTaskId();
+            }
             boolean sideStageTopLeft = mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT;
             int leftTopTaskId;
             int rightBottomTaskId;
-            if (sideStageTopLeft) {
-                leftTopTaskId = sideStageTopTaskId;
-                rightBottomTaskId = mainStageTopTaskId;
-            } else {
+            if (enableFlexibleSplit()) {
                 leftTopTaskId = mainStageTopTaskId;
                 rightBottomTaskId = sideStageTopTaskId;
+            } else {
+                if (sideStageTopLeft) {
+                    leftTopTaskId = sideStageTopTaskId;
+                    rightBottomTaskId = mainStageTopTaskId;
+                } else {
+                    leftTopTaskId = mainStageTopTaskId;
+                    rightBottomTaskId = sideStageTopTaskId;
+                }
             }
 
             if (Flags.enableFlexibleTwoAppSplit()) {
@@ -1741,29 +1996,59 @@
     @VisibleForTesting
     @Override
     public void onRootTaskAppeared() {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onRootTaskAppeared: rootTask=%s mainRoot=%b sideRoot=%b",
-                mRootTaskInfo, mMainStage.mHasRootTask, mSideStage.mHasRootTask);
+        if (enableFlexibleSplit()) {
+            ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onRootTaskAppeared: rootTask=%s",
+                mRootTaskInfo);
+            mStageOrderOperator.getAllStages().forEach(stage -> {
+                ProtoLog.d(WM_SHELL_SPLIT_SCREEN,
+                        "    onRootStageAppeared stageId=%s hasRoot=%b",
+                        stageTypeToString(stage.getId()), stage.mHasRootTask);
+            });
+        } else {
+            ProtoLog.d(WM_SHELL_SPLIT_SCREEN,
+                    "onRootTaskAppeared: rootTask=%s mainRoot=%b sideRoot=%b",
+                    mRootTaskInfo, mMainStage.mHasRootTask, mSideStage.mHasRootTask);
+        }
+        boolean notAllStagesHaveRootTask;
+        if (enableFlexibleSplit()) {
+            notAllStagesHaveRootTask = mStageOrderOperator.getAllStages().stream()
+                    .anyMatch((stage) -> !stage.mHasRootTask);
+        } else {
+            notAllStagesHaveRootTask = !mMainStage.mHasRootTask
+                    || !mSideStage.mHasRootTask;
+        }
         // Wait unit all root tasks appeared.
-        if (mRootTaskInfo == null
-                || !mMainStage.mHasRootTask
-                || !mSideStage.mHasRootTask) {
+        if (mRootTaskInfo == null || notAllStagesHaveRootTask) {
             return;
         }
 
         final WindowContainerTransaction wct = new WindowContainerTransaction();
-        wct.reparent(mMainStage.mRootTaskInfo.token, mRootTaskInfo.token, true);
-        wct.reparent(mSideStage.mRootTaskInfo.token, mRootTaskInfo.token, true);
+        if (enableFlexibleSplit()) {
+            mStageOrderOperator.getAllStages().forEach(stage ->
+                    wct.reparent(stage.mRootTaskInfo.token, mRootTaskInfo.token, true));
+        } else {
+            wct.reparent(mMainStage.mRootTaskInfo.token, mRootTaskInfo.token, true);
+            wct.reparent(mSideStage.mRootTaskInfo.token, mRootTaskInfo.token, true);
+        }
 
-        // Make the stages adjacent to each other so they occlude what's behind them.
-        wct.setAdjacentRoots(mMainStage.mRootTaskInfo.token, mSideStage.mRootTaskInfo.token);
         setRootForceTranslucent(true, wct);
-        mSplitLayout.getInvisibleBounds(mTempRect1);
-        wct.setBounds(mSideStage.mRootTaskInfo.token, mTempRect1);
+        if (!enableFlexibleSplit()) {
+            //TODO(b/373709676) Need to figure out how adjacentRoots work for flex split
+
+            // Make the stages adjacent to each other so they occlude what's behind them.
+            wct.setAdjacentRoots(mMainStage.mRootTaskInfo.token, mSideStage.mRootTaskInfo.token);
+            mSplitLayout.getInvisibleBounds(mTempRect1);
+            wct.setBounds(mSideStage.mRootTaskInfo.token, mTempRect1);
+        }
         mSyncQueue.queue(wct);
-        mSyncQueue.runInSync(t -> {
-            t.setPosition(mSideStage.mRootLeash, mTempRect1.left, mTempRect1.top);
-        });
-        mLaunchAdjacentController.setLaunchAdjacentRoot(mSideStage.mRootTaskInfo.token);
+        if (!enableFlexibleSplit()) {
+            mSyncQueue.runInSync(t -> {
+                t.setPosition(mSideStage.mRootLeash, mTempRect1.left, mTempRect1.top);
+            });
+            mLaunchAdjacentController.setLaunchAdjacentRoot(mSideStage.mRootTaskInfo.token);
+        } else {
+            // TODO(b/373709676) Need to figure out how adjacentRoots work for flex split
+        }
     }
 
     @Override
@@ -1958,15 +2243,21 @@
     }
 
     @Override
-    public void onSnappedToDismiss(boolean bottomOrRight, @ExitReason int exitReason) {
+    public void onSnappedToDismiss(boolean closedBottomRightStage, @ExitReason int exitReason) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onSnappedToDismiss: bottomOrRight=%b reason=%s",
-                bottomOrRight, exitReasonToString(exitReason));
-        final boolean mainStageToTop =
-                bottomOrRight ? mSideStagePosition == SPLIT_POSITION_BOTTOM_OR_RIGHT
+                closedBottomRightStage, exitReasonToString(exitReason));
+        boolean mainStageToTop =
+                closedBottomRightStage ? mSideStagePosition == SPLIT_POSITION_BOTTOM_OR_RIGHT
                         : mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT;
-        final StageTaskListener toTopStage = mainStageToTop ? mMainStage : mSideStage;
-
-        final int dismissTop = mainStageToTop ? STAGE_TYPE_MAIN : STAGE_TYPE_SIDE;
+        StageTaskListener toTopStage = mainStageToTop ? mMainStage : mSideStage;
+        int dismissTop = mainStageToTop ? STAGE_TYPE_MAIN : STAGE_TYPE_SIDE;
+        if (enableFlexibleSplit()) {
+            toTopStage = mStageOrderOperator.getStageForLegacyPosition(closedBottomRightStage
+                            ? SPLIT_POSITION_TOP_OR_LEFT
+                            : SPLIT_POSITION_BOTTOM_OR_RIGHT,
+                    false /*checkAllStagesIfNotActive*/);
+            dismissTop = toTopStage.getId();
+        }
         final WindowContainerTransaction wct = new WindowContainerTransaction();
         toTopStage.resetBounds(wct);
         prepareExitSplitScreen(dismissTop, wct);
@@ -1998,8 +2289,21 @@
         updateSurfaceBounds(layout, t, shouldUseParallaxEffect);
         getMainStageBounds(mTempRect1);
         getSideStageBounds(mTempRect2);
-        mMainStage.onResizing(mTempRect1, mTempRect2, t, offsetX, offsetY, mShowDecorImmediately);
-        mSideStage.onResizing(mTempRect2, mTempRect1, t, offsetX, offsetY, mShowDecorImmediately);
+        if (enableFlexibleSplit()) {
+            StageTaskListener ltStage =
+                    mStageOrderOperator.getStageForLegacyPosition(SPLIT_POSITION_TOP_OR_LEFT,
+                    false /*checkAllStagesIfNotActive*/);
+            StageTaskListener brStage =
+                    mStageOrderOperator.getStageForLegacyPosition(SPLIT_POSITION_BOTTOM_OR_RIGHT,
+                            false /*checkAllStagesIfNotActive*/);
+            ltStage.onResizing(mTempRect1, mTempRect2, t, offsetX, offsetY, mShowDecorImmediately);
+            brStage.onResizing(mTempRect2, mTempRect1, t, offsetX, offsetY, mShowDecorImmediately);
+        } else {
+            mMainStage.onResizing(mTempRect1, mTempRect2, t, offsetX, offsetY,
+                    mShowDecorImmediately);
+            mSideStage.onResizing(mTempRect2, mTempRect1, t, offsetX, offsetY,
+                    mShowDecorImmediately);
+        }
         t.apply();
         mTransactionPool.release(t);
     }
@@ -2015,19 +2319,33 @@
         if (!sizeChanged) {
             // We still need to resize on decor for ensure all current status clear.
             final SurfaceControl.Transaction t = mTransactionPool.acquire();
-            mMainStage.onResized(t);
-            mSideStage.onResized(t);
+            if (enableFlexibleSplit()) {
+                runForActiveStages(stage -> stage.onResized(t));
+            } else {
+                mMainStage.onResized(t);
+                mSideStage.onResized(t);
+            }
             mTransactionPool.release(t);
             return;
         }
-
+        List<SplitDecorManager> decorManagers = new ArrayList<>();
+        SplitDecorManager mainDecor = null;
+        SplitDecorManager sideDecor = null;
+        if (enableFlexibleSplit()) {
+            decorManagers = mStageOrderOperator.getActiveStages().stream()
+                    .map(StageTaskListener::getSplitDecorManager)
+                    .toList();
+        } else {
+            mainDecor = mMainStage.getSplitDecorManager();
+            sideDecor = mSideStage.getSplitDecorManager();
+        }
         sendOnBoundsChanged();
         mSplitLayout.setDividerInteractive(false, false, "onSplitResizeStart");
         mSplitTransitions.startResizeTransition(wct, this, (aborted) -> {
             mSplitLayout.setDividerInteractive(true, false, "onSplitResizeConsumed");
         }, (finishWct, t) -> {
             mSplitLayout.setDividerInteractive(true, false, "onSplitResizeFinish");
-        }, mMainStage.getSplitDecorManager(), mSideStage.getSplitDecorManager());
+        }, mainDecor, sideDecor, decorManagers);
 
         if (Flags.enableFlexibleTwoAppSplit()) {
             switch (layout.calculateCurrentSnapPosition()) {
@@ -2054,10 +2372,23 @@
      * @return true if stage bounds actually .
      */
     private boolean updateWindowBounds(SplitLayout layout, WindowContainerTransaction wct) {
-        final StageTaskListener topLeftStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mSideStage : mMainStage;
-        final StageTaskListener bottomRightStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mMainStage : mSideStage;
+        final StageTaskListener topLeftStage;
+        final StageTaskListener bottomRightStage;
+        if (enableFlexibleSplit()) {
+            topLeftStage = mStageOrderOperator
+                    .getStageForLegacyPosition(SPLIT_POSITION_TOP_OR_LEFT,
+                            true /*checkAllStagesIfNotActive*/);
+            bottomRightStage = mStageOrderOperator
+                    .getStageForLegacyPosition(SPLIT_POSITION_BOTTOM_OR_RIGHT,
+                            true /*checkAllStagesIfNotActive*/);
+        } else {
+            topLeftStage = mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT
+                    ? mSideStage
+                    : mMainStage;
+            bottomRightStage = mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT
+                    ? mMainStage
+                    : mSideStage;
+        }
         boolean updated = layout.applyTaskChanges(wct, topLeftStage.mRootTaskInfo,
                 bottomRightStage.mRootTaskInfo);
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "updateWindowBounds: topLeftStage=%s bottomRightStage=%s",
@@ -2067,10 +2398,23 @@
 
     void updateSurfaceBounds(@Nullable SplitLayout layout, @NonNull SurfaceControl.Transaction t,
             boolean applyResizingOffset) {
-        final StageTaskListener topLeftStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mSideStage : mMainStage;
-        final StageTaskListener bottomRightStage =
-                mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT ? mMainStage : mSideStage;
+        final StageTaskListener topLeftStage;
+        final StageTaskListener bottomRightStage;
+        if (enableFlexibleSplit()) {
+            topLeftStage = mStageOrderOperator
+                    .getStageForLegacyPosition(SPLIT_POSITION_TOP_OR_LEFT,
+                            true /*checkAllStagesIfNotActive*/);
+            bottomRightStage = mStageOrderOperator
+                    .getStageForLegacyPosition(SPLIT_POSITION_BOTTOM_OR_RIGHT,
+                            true /*checkAllStagesIfNotActive*/);
+        } else {
+            topLeftStage = mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT
+                    ? mSideStage
+                    : mMainStage;
+            bottomRightStage = mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT
+                    ? mMainStage
+                    : mSideStage;
+        }
         (layout != null ? layout : mSplitLayout).applySurfaceChanges(t, topLeftStage.mRootLeash,
                 bottomRightStage.mRootLeash, topLeftStage.mDimLayer, bottomRightStage.mDimLayer,
                 applyResizingOffset);
@@ -2085,10 +2429,22 @@
             return SPLIT_POSITION_UNDEFINED;
         }
 
-        if (mMainStage.containsToken(token)) {
-            return getMainStagePosition();
-        } else if (mSideStage.containsToken(token)) {
-            return getSideStagePosition();
+        if (enableFlexibleSplit()) {
+            // We could migrate to/return the new INDEX enums here since most callers just care that
+            // this value isn't SPLIT_POSITION_UNDEFINED, but
+            // ImePositionProcessor#getImeTargetPosition actually uses the leftTop/bottomRight value
+            StageTaskListener stageForToken = mStageOrderOperator.getAllStages().stream()
+                    .filter(stage -> stage.containsToken(token))
+                    .findFirst().orElse(null);
+            return stageForToken == null
+                    ? SPLIT_POSITION_UNDEFINED
+                    : mStageOrderOperator.getLegacyPositionForStage(stageForToken);
+        } else {
+            if (mMainStage.containsToken(token)) {
+                return getMainStagePosition();
+            } else if (mSideStage.containsToken(token)) {
+                return getSideStagePosition();
+            }
         }
 
         return SPLIT_POSITION_UNDEFINED;
@@ -2193,19 +2549,41 @@
                 ? mSplitLayout.getBounds2() : mSplitLayout.getBounds1();
     }
 
+    /**
+     * TODO(b/349828130) Currently the way this is being used is only to to get the bottomRight
+     *  stage. Eventually we'll need to rename and for now we'll repurpose the method to return
+     *  the bottomRight bounds under the flex split flag
+     */
     private void getSideStageBounds(Rect rect) {
-        if (mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT) {
+        if (enableFlexibleSplit()) {
+            // Split Layout doesn't actually keep track of the bounds based on the stage,
+            // it only knows that bounds1 is leftTop position and bounds2 is bottomRight position
+            // We'll then assume this method is to get bounds of bottomRight stage
+            mSplitLayout.getBounds2(rect);
+        }  else if (mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT) {
             mSplitLayout.getBounds1(rect);
         } else {
             mSplitLayout.getBounds2(rect);
         }
     }
 
+    /**
+     * TODO(b/349828130) Currently the way this is being used is only to to get the leftTop
+     *  stage. Eventually we'll need to rename and for now we'll repurpose the method to return
+     *  the leftTop bounds under the flex split flag
+     */
     private void getMainStageBounds(Rect rect) {
-        if (mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT) {
-            mSplitLayout.getBounds2(rect);
-        } else {
+        if (enableFlexibleSplit()) {
+            // Split Layout doesn't actually keep track of the bounds based on the stage,
+            // it only knows that bounds1 is leftTop position and bounds2 is bottomRight position
+            // We'll then assume this method is to get bounds of topLeft stage
             mSplitLayout.getBounds1(rect);
+        } else {
+            if (mSideStagePosition == SPLIT_POSITION_TOP_OR_LEFT) {
+                mSplitLayout.getBounds2(rect);
+            } else {
+                mSplitLayout.getBounds1(rect);
+            }
         }
     }
 
@@ -2214,14 +2592,23 @@
      * this task (yet) so this can also be used to identify which stage to put a task into.
      */
     private StageTaskListener getStageOfTask(ActivityManager.RunningTaskInfo taskInfo) {
-        // TODO(b/184679596): Find a way to either include task-org information in the transition,
-        //                    or synchronize task-org callbacks so we can use stage.containsTask
-        if (mMainStage.mRootTaskInfo != null
-                && taskInfo.parentTaskId == mMainStage.mRootTaskInfo.taskId) {
-            return mMainStage;
-        } else if (mSideStage.mRootTaskInfo != null
-                && taskInfo.parentTaskId == mSideStage.mRootTaskInfo.taskId) {
-            return mSideStage;
+        if (enableFlexibleSplit()) {
+            return mStageOrderOperator.getActiveStages().stream()
+                    .filter((stage) -> stage.mRootTaskInfo != null &&
+                            taskInfo.parentTaskId == stage.mRootTaskInfo.taskId
+                    )
+                    .findFirst()
+                    .orElse(null);
+        } else {
+            // TODO(b/184679596): Find a way to either include task-org information in the
+            //  transition, or synchronize task-org callbacks so we can use stage.containsTask
+            if (mMainStage.mRootTaskInfo != null
+                    && taskInfo.parentTaskId == mMainStage.mRootTaskInfo.taskId) {
+                return mMainStage;
+            } else if (mSideStage.mRootTaskInfo != null
+                    && taskInfo.parentTaskId == mSideStage.mRootTaskInfo.taskId) {
+                return mSideStage;
+            }
         }
         return null;
     }
@@ -2229,7 +2616,11 @@
     @StageType
     private int getStageType(StageTaskListener stage) {
         if (stage == null) return STAGE_TYPE_UNDEFINED;
-        return stage == mMainStage ? STAGE_TYPE_MAIN : STAGE_TYPE_SIDE;
+        if (enableFlexibleSplit()) {
+            return stage.getId();
+        } else {
+            return stage == mMainStage ? STAGE_TYPE_MAIN : STAGE_TYPE_SIDE;
+        }
     }
 
     @Override
@@ -2276,11 +2667,17 @@
         if (isSplitActive()) {
             ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "handleRequest: transition=%d split active",
                     request.getDebugId());
+            StageTaskListener primaryStage = enableFlexibleSplit()
+                    ? mStageOrderOperator.getActiveStages().get(0)
+                    : mMainStage;
+            StageTaskListener secondaryStage = enableFlexibleSplit()
+                    ? mStageOrderOperator.getActiveStages().get(1)
+                    : mSideStage;
             // Try to handle everything while in split-screen, so return a WCT even if it's empty.
             ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS, "  split is active so using split"
                             + "Transition to handle request. triggerTask=%d type=%s mainChildren=%d"
                             + " sideChildren=%d", triggerTask.taskId, transitTypeToString(type),
-                    mMainStage.getChildCount(), mSideStage.getChildCount());
+                    primaryStage.getChildCount(), secondaryStage.getChildCount());
             out = new WindowContainerTransaction();
             if (stage != null) {
                 if (isClosingType(type) && stage.getChildCount() == 1) {
@@ -2320,11 +2717,21 @@
                     // the remote handler.
                     return null;
                 }
-
-                if ((mMainStage.containsTask(triggerTask.taskId)
-                            && mMainStage.getChildCount() == 1)
-                        || (mSideStage.containsTask(triggerTask.taskId)
-                            && mSideStage.getChildCount() == 1)) {
+                boolean anyStageContainsSingleFullscreenTask;
+                if (enableFlexibleSplit()) {
+                    anyStageContainsSingleFullscreenTask =
+                            mStageOrderOperator.getActiveStages().stream()
+                                    .anyMatch(stageListener ->
+                                            stageListener.containsTask(triggerTask.taskId)
+                                                    && stageListener.getChildCount() == 1);
+                } else {
+                    anyStageContainsSingleFullscreenTask =
+                            (mMainStage.containsTask(triggerTask.taskId)
+                                    && mMainStage.getChildCount() == 1)
+                                    || (mSideStage.containsTask(triggerTask.taskId)
+                                    && mSideStage.getChildCount() == 1);
+                }
+                if (anyStageContainsSingleFullscreenTask) {
                     // A splitting task is opening to fullscreen causes one side of the split empty,
                     // so appends operations to exit split.
                     prepareExitSplitScreen(STAGE_TYPE_UNDEFINED, out);
@@ -2344,11 +2751,19 @@
                 // One of the cases above handled it
                 return out;
             } else if (isSplitScreenVisible()) {
+                boolean allStagesHaveChildren;
+                if (enableFlexibleSplit()) {
+                    allStagesHaveChildren = runForActiveStagesAllMatch(stageTaskListener ->
+                            stageTaskListener.getChildCount() != 0);
+                } else {
+                    allStagesHaveChildren = mMainStage.getChildCount() != 0
+                            && mSideStage.getChildCount() != 0;
+                }
                 // If split is visible, only defer handling this transition if it's launching
                 // adjacent while there is already a split pair -- this may trigger PIP and
                 // that should be handled by the mixed handler.
                 final boolean deferTransition = requestHasLaunchAdjacentFlag(request)
-                    && mMainStage.getChildCount() != 0 && mSideStage.getChildCount() != 0;
+                    && allStagesHaveChildren;
                 return !deferTransition ? out : null;
             }
             // Don't intercept the transition if we are not handling it as a part of one of the
@@ -2588,8 +3003,15 @@
             }
 
             final ArraySet<StageTaskListener> dismissStages = record.getShouldDismissedStage();
-            if (mMainStage.getChildCount() == 0 || mSideStage.getChildCount() == 0
-                    || dismissStages.size() == 1) {
+            boolean anyStageHasNoChildren;
+            if (enableFlexibleSplit()) {
+                anyStageHasNoChildren = mStageOrderOperator.getActiveStages().stream()
+                        .anyMatch(stage -> stage.getChildCount() == 0);
+            } else {
+                anyStageHasNoChildren = mMainStage.getChildCount() == 0
+                        || mSideStage.getChildCount() == 0;
+            }
+            if (anyStageHasNoChildren || dismissStages.size() == 1) {
                 // If the size of dismissStages == 1, one of the task is closed without prepare
                 // pending transition, which could happen if all activities were finished after
                 // finish top activity in a task, so the trigger task is null when handleRequest.
@@ -2735,24 +3157,48 @@
             shouldAnimate = startPendingDismissAnimation(
                     dismiss, info, startTransaction, finishTransaction);
             if (shouldAnimate && dismiss.mReason == EXIT_REASON_DRAG_DIVIDER) {
-                final StageTaskListener toTopStage =
-                        dismiss.mDismissTop == STAGE_TYPE_MAIN ? mMainStage : mSideStage;
+                StageTaskListener toTopStage;
+                if (enableFlexibleSplit()) {
+                    toTopStage = mStageOrderOperator.getAllStages().stream()
+                            .filter(stage -> stage.getId() == dismiss.mDismissTop)
+                            .findFirst().orElseThrow();
+                } else {
+                    toTopStage = dismiss.mDismissTop == STAGE_TYPE_MAIN ? mMainStage : mSideStage;
+                }
                 mSplitTransitions.playDragDismissAnimation(transition, info, startTransaction,
                         finishTransaction, finishCallback, toTopStage.mRootTaskInfo.token,
                         toTopStage.getSplitDecorManager(), mRootTaskInfo.token);
                 return true;
             }
         } else if (mSplitTransitions.isPendingResize(transition)) {
+            Map<WindowContainerToken, SplitDecorManager> tokenDecorMap = new HashMap<>();
+            if (enableFlexibleSplit()) {
+                runForActiveStages(stageTaskListener ->
+                        tokenDecorMap.put(stageTaskListener.mRootTaskInfo.getToken(),
+                                stageTaskListener.getSplitDecorManager()));
+            } else {
+                tokenDecorMap.put(mMainStage.mRootTaskInfo.getToken(),
+                        mMainStage.getSplitDecorManager());
+                tokenDecorMap.put(mSideStage.mRootTaskInfo.getToken(),
+                        mSideStage.getSplitDecorManager());
+            }
             mSplitTransitions.playResizeAnimation(transition, info, startTransaction,
-                    finishTransaction, finishCallback, mMainStage.mRootTaskInfo.token,
-                    mSideStage.mRootTaskInfo.token, mMainStage.getSplitDecorManager(),
-                    mSideStage.getSplitDecorManager());
+                    finishTransaction, finishCallback, tokenDecorMap);
             return true;
         }
         if (!shouldAnimate) return false;
 
+        WindowContainerToken mainToken;
+        WindowContainerToken sideToken;
+        if (enableFlexibleSplit()) {
+            mainToken = mStageOrderOperator.getActiveStages().get(0).mRootTaskInfo.token;
+            sideToken = mStageOrderOperator.getActiveStages().get(1).mRootTaskInfo.token;
+        } else {
+            mainToken = mMainStage.mRootTaskInfo.token;
+            sideToken = mSideStage.mRootTaskInfo.token;
+        }
         mSplitTransitions.playAnimation(transition, info, startTransaction, finishTransaction,
-                finishCallback, mMainStage.mRootTaskInfo.token, mSideStage.mRootTaskInfo.token,
+                finishCallback, mainToken, sideToken,
                 mRootTaskInfo.token);
         return true;
     }
@@ -2777,6 +3223,8 @@
         // First, verify that we actually have opened apps in both splits.
         TransitionInfo.Change mainChild = null;
         TransitionInfo.Change sideChild = null;
+        StageTaskListener firstAppStage = null;
+        StageTaskListener secondAppStage = null;
         final WindowContainerTransaction evictWct = new WindowContainerTransaction();
         for (int iC = 0; iC < info.getChanges().size(); ++iC) {
             final TransitionInfo.Change change = info.getChanges().get(iC);
@@ -2785,14 +3233,19 @@
             if (mPausingTasks.contains(taskInfo.taskId)) {
                 continue;
             }
-            final @StageType int stageType = getStageType(getStageOfTask(taskInfo));
-            if (mainChild == null && stageType == STAGE_TYPE_MAIN
+            StageTaskListener stage = getStageOfTask(taskInfo);
+            final @StageType int stageType = getStageType(stage);
+            if (mainChild == null
+                    && stageType == (enableFlexibleSplit() ? STAGE_TYPE_A : STAGE_TYPE_MAIN)
                     && (isOpeningType(change.getMode()) || change.getMode() == TRANSIT_CHANGE)) {
                 // Includes TRANSIT_CHANGE to cover reparenting top-most task to split.
                 mainChild = change;
-            } else if (sideChild == null && stageType == STAGE_TYPE_SIDE
+                firstAppStage = getStageOfTask(taskInfo);
+            } else if (sideChild == null
+                    && stageType == (enableFlexibleSplit() ? STAGE_TYPE_B : STAGE_TYPE_SIDE)
                     && (isOpeningType(change.getMode()) || change.getMode() == TRANSIT_CHANGE)) {
                 sideChild = change;
+                secondAppStage = stage;
             } else if (stageType != STAGE_TYPE_UNDEFINED && change.getMode() == TRANSIT_TO_BACK) {
                 // Collect all to back task's and evict them when transition finished.
                 evictWct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
@@ -2848,9 +3301,9 @@
         // TODO(b/184679596): Find a way to either include task-org information in
         //                    the transition, or synchronize task-org callbacks.
         final boolean mainNotContainOpenTask =
-                mainChild != null && !mMainStage.containsTask(mainChild.getTaskInfo().taskId);
+                mainChild != null && !firstAppStage.containsTask(mainChild.getTaskInfo().taskId);
         final boolean sideNotContainOpenTask =
-                sideChild != null && !mSideStage.containsTask(sideChild.getTaskInfo().taskId);
+                sideChild != null && !secondAppStage.containsTask(sideChild.getTaskInfo().taskId);
         if (mainNotContainOpenTask) {
             Log.w(TAG, "Expected onTaskAppeared on " + mMainStage
                     + " to have been called with " + mainChild.getTaskInfo().taskId
@@ -2863,6 +3316,8 @@
         }
         final TransitionInfo.Change finalMainChild = mainChild;
         final TransitionInfo.Change finalSideChild = sideChild;
+        final StageTaskListener finalFirstAppStage = firstAppStage;
+        final StageTaskListener finalSecondAppStage = secondAppStage;
         enterTransition.setFinishedCallback((callbackWct, callbackT) -> {
             if (!enterTransition.mResizeAnim) {
                 // If resizing, we'll call notify at the end of the resizing animation (below)
@@ -2870,16 +3325,18 @@
             }
             if (finalMainChild != null) {
                 if (!mainNotContainOpenTask) {
-                    mMainStage.evictOtherChildren(callbackWct, finalMainChild.getTaskInfo().taskId);
+                    finalFirstAppStage.evictOtherChildren(callbackWct,
+                            finalMainChild.getTaskInfo().taskId);
                 } else {
-                    mMainStage.evictInvisibleChildren(callbackWct);
+                    finalFirstAppStage.evictInvisibleChildren(callbackWct);
                 }
             }
             if (finalSideChild != null) {
                 if (!sideNotContainOpenTask) {
-                    mSideStage.evictOtherChildren(callbackWct, finalSideChild.getTaskInfo().taskId);
+                    finalSecondAppStage.evictOtherChildren(callbackWct,
+                            finalSideChild.getTaskInfo().taskId);
                 } else {
-                    mSideStage.evictInvisibleChildren(callbackWct);
+                    finalSecondAppStage.evictInvisibleChildren(callbackWct);
                 }
             }
             if (!evictWct.isEmpty()) {
@@ -2961,8 +3418,10 @@
     public void onPipExpandToSplit(WindowContainerTransaction wct,
             ActivityManager.RunningTaskInfo taskInfo) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onPipExpandToSplit: task=%s", taskInfo);
+        // TODO(b/349828130) currently pass in index_undefined until we can revisit these
+        //  flex split + pip interactions in the future
         prepareEnterSplitScreen(wct, taskInfo, getActivateSplitPosition(taskInfo),
-                false /*resizeAnim*/);
+                false /*resizeAnim*/, SPLIT_INDEX_UNDEFINED);
 
         if (!isSplitScreenVisible() || mSplitRequest == null) {
             return;
@@ -3067,13 +3526,28 @@
         // Wait until after animation to update divider
 
         // Reset crops so they don't interfere with subsequent launches
-        t.setCrop(mMainStage.mRootLeash, null);
-        t.setCrop(mSideStage.mRootLeash, null);
+        if (enableFlexibleSplit()) {
+            runForActiveStages(stage -> t.setCrop(stage.mRootLeash, null /*crop*/));
+        } else {
+            t.setCrop(mMainStage.mRootLeash, null);
+            t.setCrop(mSideStage.mRootLeash, null);
+        }
         // Hide the non-top stage and set the top one to the fullscreen position.
         if (toStage != STAGE_TYPE_UNDEFINED) {
-            t.hide(toStage == STAGE_TYPE_MAIN ? mSideStage.mRootLeash : mMainStage.mRootLeash);
-            t.setPosition(toStage == STAGE_TYPE_MAIN
-                    ? mMainStage.mRootLeash : mSideStage.mRootLeash, 0, 0);
+            if (enableFlexibleSplit()) {
+                StageTaskListener stageToKeep = mStageOrderOperator.getAllStages().stream()
+                        .filter(stage -> stage.getId() == toStage)
+                        .findFirst().orElseThrow();
+                List<StageTaskListener> stagesToHide = mStageOrderOperator.getAllStages().stream()
+                        .filter(stage -> stage.getId() != toStage)
+                        .toList();
+                stagesToHide.forEach(stage -> t.hide(stage.mRootLeash));
+                t.setPosition(stageToKeep.mRootLeash, 0, 0);
+            } else {
+                t.hide(toStage == STAGE_TYPE_MAIN ? mSideStage.mRootLeash : mMainStage.mRootLeash);
+                t.setPosition(toStage == STAGE_TYPE_MAIN
+                        ? mMainStage.mRootLeash : mSideStage.mRootLeash, 0, 0);
+            }
         } else {
             for (int i = dismissingTasks.keySet().size() - 1; i >= 0; --i) {
                 finishT.hide(dismissingTasks.valueAt(i));
@@ -3088,8 +3562,12 @@
 
         // Hide divider and dim layer on transition finished.
         setDividerVisibility(false, t);
-        finishT.hide(mMainStage.mDimLayer);
-        finishT.hide(mSideStage.mDimLayer);
+        if (enableFlexibleSplit()) {
+            runForActiveStages(stage -> finishT.hide(stage.mRootLeash));
+        } else {
+            finishT.hide(mMainStage.mDimLayer);
+            finishT.hide(mSideStage.mDimLayer);
+        }
     }
 
     private boolean startPendingDismissAnimation(
@@ -3110,8 +3588,12 @@
             return false;
         }
         dismissTransition.setFinishedCallback((callbackWct, callbackT) -> {
-            mMainStage.getSplitDecorManager().release(callbackT);
-            mSideStage.getSplitDecorManager().release(callbackT);
+            if (enableFlexibleSplit()) {
+                runForActiveStages(stage -> stage.getSplitDecorManager().release(callbackT));
+            } else {
+                mMainStage.getSplitDecorManager().release(callbackT);
+                mSideStage.getSplitDecorManager().release(callbackT);
+            }
             callbackWct.setReparentLeafTaskIfRelaunch(mRootTaskInfo.token, false);
         });
         return true;
@@ -3128,8 +3610,15 @@
                 if (TransitionUtil.isClosingType(change.getMode())
                         && change.getTaskInfo() != null) {
                     final int taskId = change.getTaskInfo().taskId;
-                    if (mMainStage.getTopVisibleChildTaskId() == taskId
-                            || mSideStage.getTopVisibleChildTaskId() == taskId) {
+                    boolean anyStagesHaveTask;
+                    if (enableFlexibleSplit()) {
+                        anyStagesHaveTask = mStageOrderOperator.getActiveStages().stream()
+                                .anyMatch(stage -> stage.getTopVisibleChildTaskId() == taskId);
+                    } else {
+                        anyStagesHaveTask = mMainStage.getTopVisibleChildTaskId() == taskId
+                                || mSideStage.getTopVisibleChildTaskId() == taskId;
+                    }
+                    if (anyStagesHaveTask) {
                         mPausingTasks.add(taskId);
                     }
                 }
@@ -3161,9 +3650,16 @@
             final WindowContainerTransaction.HierarchyOp op =
                     finishWct.getHierarchyOps().get(i);
             final IBinder container = op.getContainer();
+            boolean anyStageContainsContainer;
+            if (enableFlexibleSplit()) {
+                anyStageContainsContainer = mStageOrderOperator.getActiveStages().stream()
+                        .anyMatch(stage -> stage.containsContainer(container));
+            } else {
+                anyStageContainsContainer = mMainStage.containsContainer(container)
+                        || mSideStage.containsContainer(container);
+            }
             if (op.getType() == HIERARCHY_OP_TYPE_REORDER && op.getToTop()
-                    && (mMainStage.containsContainer(container)
-                    || mSideStage.containsContainer(container))) {
+                    && anyStageContainsContainer) {
                 updateSurfaceBounds(mSplitLayout, finishT,
                         false /* applyResizingOffset */);
                 finishT.reparent(mSplitLayout.getDividerLeash(), mRootTaskLeash);
@@ -3190,10 +3686,18 @@
         // user entering recents.
         for (int i = mPausingTasks.size() - 1; i >= 0; --i) {
             final int taskId = mPausingTasks.get(i);
-            if (mMainStage.containsTask(taskId)) {
-                mMainStage.evictChildren(finishWct, taskId);
-            } else if (mSideStage.containsTask(taskId)) {
-                mSideStage.evictChildren(finishWct, taskId);
+            if (enableFlexibleSplit()) {
+                mStageOrderOperator.getActiveStages().stream()
+                        .filter(stage -> stage.containsTask(taskId))
+                        .findFirst()
+                        .ifPresent(stageToEvict ->
+                            stageToEvict.evictChild(finishWct, taskId, "recentsPairToPair"));
+            } else {
+                if (mMainStage.containsTask(taskId)) {
+                    mMainStage.evictChild(finishWct, taskId, "recentsPairToPair");
+                } else if (mSideStage.containsTask(taskId)) {
+                    mSideStage.evictChild(finishWct, taskId, "recentsPairToPair");
+                }
             }
         }
         // If pending enter hasn't consumed, the mix handler will invoke start pending
@@ -3256,8 +3760,15 @@
      */
     private void setSplitsVisible(boolean visible) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "setSplitsVisible: visible=%b", visible);
-        mMainStage.mVisible = mSideStage.mVisible = visible;
-        mMainStage.mHasChildren = mSideStage.mHasChildren = visible;
+        if (enableFlexibleSplit()) {
+            runForActiveStages(stage -> {
+                stage.mVisible = visible;
+                stage.mHasChildren = visible;
+            });
+        } else {
+            mMainStage.mVisible = mSideStage.mVisible = visible;
+            mMainStage.mHasChildren = mSideStage.mHasChildren = visible;
+        }
     }
 
     /**
@@ -3300,6 +3811,10 @@
      * executed.
      */
     private void logExitToStage(@ExitReason int exitReason, boolean toMainStage) {
+        if (enableFlexibleSplit()) {
+            // TODO(b/374825718) update logging for 2+ apps
+            return;
+        }
         mLogger.logExit(exitReason,
                 toMainStage ? getMainStagePosition() : SPLIT_POSITION_UNDEFINED,
                 toMainStage ? mMainStage.getTopChildTaskUid() : 0 /* mainStageUid */,
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageOrderOperator.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageOrderOperator.kt
new file mode 100644
index 0000000..b7b3c9b
--- /dev/null
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageOrderOperator.kt
@@ -0,0 +1,185 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.splitscreen
+
+import android.content.Context
+import com.android.internal.protolog.ProtoLog
+import com.android.launcher3.icons.IconProvider
+import com.android.wm.shell.ShellTaskOrganizer
+import com.android.wm.shell.common.SyncTransactionQueue
+import com.android.wm.shell.protolog.ShellProtoLogGroup
+import com.android.wm.shell.shared.split.SplitScreenConstants
+import com.android.wm.shell.shared.split.SplitScreenConstants.SNAP_TO_NONE
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_1
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_2
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED
+import com.android.wm.shell.shared.split.SplitScreenConstants.SnapPosition
+import com.android.wm.shell.shared.split.SplitScreenConstants.SplitIndex
+import com.android.wm.shell.shared.split.SplitScreenConstants.SplitPosition
+import com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_A
+import com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_B
+import com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_C
+import com.android.wm.shell.splitscreen.SplitScreen.stageTypeToString
+import com.android.wm.shell.windowdecor.WindowDecorViewModel
+import java.util.Optional
+
+/**
+ * Responsible for creating [StageTaskListener]s and maintaining their ordering on screen.
+ * Must be notified whenever stages positions change via swapping or starting/ending tasks
+ */
+class StageOrderOperator (
+        context: Context,
+        taskOrganizer: ShellTaskOrganizer,
+        displayId: Int,
+        stageCallbacks: StageTaskListener.StageListenerCallbacks,
+        syncQueue: SyncTransactionQueue,
+        iconProvider: IconProvider,
+        windowDecorViewModel: Optional<WindowDecorViewModel>
+    ) {
+
+    private val MAX_STAGES = 3
+    /**
+     * This somewhat acts as a replacement to stageTypes in the intermediary, so we want to start
+     * it after the @StageType constant values just to be safe and avoid potentially subtle bugs.
+     */
+    private var stageIds = listOf(STAGE_TYPE_A, STAGE_TYPE_B, STAGE_TYPE_C)
+
+    /**
+     * Active Stages, this list represent the current, ordered list of stages that are
+     * currently visible to the user. This map should be empty if the user is currently
+     * not in split screen. Note that this is different than if split screen is visible, which
+     * is determined by [StageListenerImpl.mVisible].
+     * Split stages can be active and in the background
+     */
+    val activeStages = mutableListOf<StageTaskListener>()
+    val allStages = mutableListOf<StageTaskListener>()
+    var isActive: Boolean = false
+    var isVisible: Boolean = false
+    @SnapPosition private var currentLayout: Int = SNAP_TO_NONE
+
+    init {
+        for(i in 0 until MAX_STAGES) {
+            allStages.add(StageTaskListener(context,
+                taskOrganizer,
+                displayId,
+                stageCallbacks,
+                syncQueue,
+                iconProvider,
+                windowDecorViewModel,
+                stageIds[i])
+            )
+        }
+    }
+
+    /**
+     * Updates internal state to keep record of "active" stages. Note that this does NOT call
+     * [StageTaskListener.activate] on the stages.
+     */
+    fun onEnteringSplit(@SnapPosition goingToLayout: Int) {
+        if (goingToLayout == currentLayout) {
+            // Add protolog here. Return for now, but maybe we want to handle swap case, TBD
+            return
+        }
+        val freeStages: List<StageTaskListener> =
+            allStages.filterNot { activeStages.contains(it) }
+        when(goingToLayout) {
+            SplitScreenConstants.SNAP_TO_2_50_50 -> {
+                if (activeStages.size < 2) {
+                    // take from allStages and add into activeStages
+                    for (i in 0 until (2 - activeStages.size)) {
+                        val stage = freeStages[i]
+                        activeStages.add(stage)
+                    }
+                }
+            }
+        }
+        ProtoLog.d(
+            ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN,
+            "Activated stages: %d ids=%s",
+            activeStages.size,
+            activeStages.joinToString(",") { stageTypeToString(it.id) }
+        )
+        isActive = true
+    }
+
+    fun onExitingSplit() {
+        activeStages.clear()
+        isActive = false
+    }
+
+    /**
+     * Given a legacy [SplitPosition] returns one of the stages from the actives stages.
+     * If there are no active stages and [checkAllStagesIfNotActive] is not true, then will return
+     * null
+     */
+    fun getStageForLegacyPosition(@SplitPosition position: Int,
+                                  checkAllStagesIfNotActive : Boolean = false) :
+            StageTaskListener? {
+        if (activeStages.size != 2 && !checkAllStagesIfNotActive) {
+            return null
+        }
+        val listToCheck = if (activeStages.isEmpty() and checkAllStagesIfNotActive)
+            allStages else
+            activeStages
+        if (position == SPLIT_POSITION_TOP_OR_LEFT) {
+            return listToCheck[0]
+        } else if (position == SPLIT_POSITION_BOTTOM_OR_RIGHT) {
+            return listToCheck[1]
+        } else {
+            throw IllegalArgumentException("No stage for invalid position")
+        }
+    }
+
+    /**
+     * Returns a legacy split position for the given stage. If no stages are active then this will
+     * return [SPLIT_POSITION_UNDEFINED]
+     */
+    @SplitPosition
+    fun getLegacyPositionForStage(stage: StageTaskListener) : Int {
+        if (allStages[0] == stage) {
+            return SPLIT_POSITION_TOP_OR_LEFT
+        } else if (allStages[1] == stage) {
+            return SPLIT_POSITION_BOTTOM_OR_RIGHT
+        } else {
+            return SPLIT_POSITION_UNDEFINED
+        }
+    }
+
+    /**
+     * Returns the stageId from a given splitIndex. This will default to checking from all stages if
+     * [isActive] is false, otherwise will only check active stages.
+     */
+    fun getStageForIndex(@SplitIndex splitIndex: Int) : StageTaskListener {
+        // Probably should do a check for index to be w/in the bounds of the current split layout
+        // that we're currently in
+        val listToCheck = if (isActive) activeStages else allStages
+        if (splitIndex == SPLIT_INDEX_0) {
+            return listToCheck[0]
+        } else if (splitIndex == SPLIT_INDEX_1) {
+            return listToCheck[1]
+        } else if (splitIndex == SPLIT_INDEX_2) {
+            return listToCheck[2]
+        } else {
+            // Though I guess what if we're adding to the end? Maybe that indexing needs to be
+            // resolved elsewhere
+            throw IllegalStateException("No stage for the given splitIndex")
+        }
+    }
+}
\ No newline at end of file
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageTaskListener.java b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageTaskListener.java
index 4407e5b..4a37169 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageTaskListener.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageTaskListener.java
@@ -22,14 +22,17 @@
 import static android.content.res.Configuration.SMALLEST_SCREEN_WIDTH_DP_UNDEFINED;
 import static android.view.RemoteAnimationTarget.MODE_OPENING;
 
+import static com.android.wm.shell.Flags.enableFlexibleSplit;
 import static com.android.wm.shell.protolog.ShellProtoLogGroup.WM_SHELL_SPLIT_SCREEN;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.CONTROLLED_ACTIVITY_TYPES;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.CONTROLLED_WINDOWING_MODES;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.CONTROLLED_WINDOWING_MODES_WHEN_ACTIVE;
+import static com.android.wm.shell.splitscreen.SplitScreen.stageTypeToString;
 
 import android.annotation.CallSuper;
 import android.annotation.Nullable;
 import android.app.ActivityManager;
+import android.app.TaskInfo;
 import android.content.Context;
 import android.graphics.Rect;
 import android.os.IBinder;
@@ -71,6 +74,8 @@
     // No current way to enforce this but if enableFlexibleSplit() is enabled, then only 1 of the
     // stages should have this be set/being used
     private boolean mIsActive;
+    /** Unique identifier for this state, > 0 */
+    @StageType private final int mId;
     /** Callback interface for listening to changes in a split-screen stage. */
     public interface StageListenerCallbacks {
         void onRootTaskAppeared();
@@ -109,13 +114,14 @@
     StageTaskListener(Context context, ShellTaskOrganizer taskOrganizer, int displayId,
             StageListenerCallbacks callbacks, SyncTransactionQueue syncQueue,
             IconProvider iconProvider,
-            Optional<WindowDecorViewModel> windowDecorViewModel) {
+            Optional<WindowDecorViewModel> windowDecorViewModel, int id) {
         mContext = context;
         mCallbacks = callbacks;
         mSyncQueue = syncQueue;
         mIconProvider = iconProvider;
         mWindowDecorViewModel = windowDecorViewModel;
         taskOrganizer.createRootTask(displayId, WINDOWING_MODE_MULTI_WINDOW, this);
+        mId = id;
     }
 
     int getChildCount() {
@@ -138,6 +144,8 @@
      * Returns the top visible child task's id.
      */
     int getTopVisibleChildTaskId() {
+        // TODO(b/378601156): This doesn't get the top task (translucent tasks are also
+        //  visible-requested)
         final ActivityManager.RunningTaskInfo taskInfo = getChildTaskInfo(t -> t.isVisible
                 && t.isVisibleRequested);
         return taskInfo != null ? taskInfo.taskId : INVALID_TASK_ID;
@@ -147,6 +155,7 @@
      * Returns the top activity uid for the top child task.
      */
     int getTopChildTaskUid() {
+        // TODO(b/378601156): This doesn't get the top task
         final ActivityManager.RunningTaskInfo taskInfo =
                 getChildTaskInfo(t -> t.topActivityInfo != null);
         return taskInfo != null ? taskInfo.topActivityInfo.applicationInfo.uid : 0;
@@ -157,6 +166,11 @@
         return contains(t -> t.isFocused);
     }
 
+    @StageType
+    int getId() {
+        return mId;
+    }
+
     private boolean contains(Predicate<ActivityManager.RunningTaskInfo> predicate) {
         if (mRootTaskInfo != null && predicate.test(mRootTaskInfo)) {
             return true;
@@ -193,10 +207,10 @@
     @CallSuper
     public void onTaskAppeared(ActivityManager.RunningTaskInfo taskInfo, SurfaceControl leash) {
         ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onTaskAppeared: taskId=%d taskParent=%d rootTask=%d "
-                        + "taskActivity=%s",
+                        + "stageId=%s taskActivity=%s",
                 taskInfo.taskId, taskInfo.parentTaskId,
                 mRootTaskInfo != null ? mRootTaskInfo.taskId : -1,
-                taskInfo.baseActivity);
+                stageTypeToString(mId), taskInfo.baseActivity);
         if (mRootTaskInfo == null) {
             mRootLeash = leash;
             mRootTaskInfo = taskInfo;
@@ -226,8 +240,9 @@
     @Override
     @CallSuper
     public void onTaskInfoChanged(ActivityManager.RunningTaskInfo taskInfo) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onTaskInfoChanged: taskId=%d taskAct=%s",
-                taskInfo.taskId, taskInfo.baseActivity);
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onTaskInfoChanged: taskId=%d taskAct=%s "
+                        + "stageId=%s",
+                taskInfo.taskId, taskInfo.baseActivity, stageTypeToString(mId));
         mWindowDecorViewModel.ifPresent(viewModel -> viewModel.onTaskInfoChanged(taskInfo));
         if (mRootTaskInfo.taskId == taskInfo.taskId) {
             mRootTaskInfo = taskInfo;
@@ -257,7 +272,8 @@
     @Override
     @CallSuper
     public void onTaskVanished(ActivityManager.RunningTaskInfo taskInfo) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onTaskVanished: task=%d", taskInfo.taskId);
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "onTaskVanished: task=%d stageId=%s",
+                taskInfo.taskId, stageTypeToString(mId));
         final int taskId = taskInfo.taskId;
         mWindowDecorViewModel.ifPresent(vm -> vm.onTaskVanished(taskInfo));
         if (mRootTaskInfo.taskId == taskId) {
@@ -379,10 +395,9 @@
 
     /** Collects all the current child tasks and prepares transaction to evict them to display. */
     void evictAllChildren(WindowContainerTransaction wct) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evicting all children");
         for (int i = mChildrenTaskInfo.size() - 1; i >= 0; i--) {
             final ActivityManager.RunningTaskInfo taskInfo = mChildrenTaskInfo.valueAt(i);
-            wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+            evictChild(wct, taskInfo, "all");
         }
     }
 
@@ -390,13 +405,11 @@
         for (int i = mChildrenTaskInfo.size() - 1; i >= 0; i--) {
             final ActivityManager.RunningTaskInfo taskInfo = mChildrenTaskInfo.valueAt(i);
             if (taskId == taskInfo.taskId) continue;
-            ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evict other child: task=%d", taskId);
-            wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+            evictChild(wct, taskInfo, "other");
         }
     }
 
     void evictNonOpeningChildren(RemoteAnimationTarget[] apps, WindowContainerTransaction wct) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "evictNonOpeningChildren");
         final SparseArray<ActivityManager.RunningTaskInfo> toBeEvict = mChildrenTaskInfo.clone();
         for (int i = 0; i < apps.length; i++) {
             if (apps[i].mode == MODE_OPENING) {
@@ -405,8 +418,7 @@
         }
         for (int i = toBeEvict.size() - 1; i >= 0; i--) {
             final ActivityManager.RunningTaskInfo taskInfo = toBeEvict.valueAt(i);
-            ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evict non-opening child: task=%d", taskInfo.taskId);
-            wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+            evictChild(wct, taskInfo, "non-opening");
         }
     }
 
@@ -414,21 +426,30 @@
         for (int i = mChildrenTaskInfo.size() - 1; i >= 0; i--) {
             final ActivityManager.RunningTaskInfo taskInfo = mChildrenTaskInfo.valueAt(i);
             if (!taskInfo.isVisible) {
-                ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evict invisible child: task=%d",
-                        taskInfo.taskId);
-                wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+                evictChild(wct, taskInfo, "invisible");
             }
         }
     }
 
-    void evictChildren(WindowContainerTransaction wct, int taskId) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evict child: task=%d", taskId);
+    void evictChild(WindowContainerTransaction wct, int taskId, String reason) {
         final ActivityManager.RunningTaskInfo taskInfo = mChildrenTaskInfo.get(taskId);
         if (taskInfo != null) {
-            wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+            evictChild(wct, taskInfo, reason);
         }
     }
 
+    private void evictChild(@NonNull WindowContainerTransaction wct, @NonNull TaskInfo taskInfo,
+            @NonNull String reason) {
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "Evict child: task=%d reason=%s", taskInfo.taskId,
+                reason);
+        // We are reparenting the task, but not removing the task from mChildrenTaskInfo, so to
+        // prevent this task from being considered as a top task for the roots, we need to override
+        // the visibility of the soon-to-be-hidden task
+        taskInfo.isVisible = false;
+        taskInfo.isVisibleRequested = false;
+        wct.reparent(taskInfo.token, null /* parent */, false /* onTop */);
+    }
+
     void reparentTopTask(WindowContainerTransaction wct) {
         wct.reparentTasks(null /* currentParent */, mRootTaskInfo.token,
                 CONTROLLED_WINDOWING_MODES, CONTROLLED_ACTIVITY_TYPES,
@@ -457,14 +478,17 @@
     }
 
     void activate(WindowContainerTransaction wct, boolean includingTopTask) {
-        if (mIsActive) return;
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "activate: includingTopTask=%b",
-                includingTopTask);
+        if (mIsActive && !enableFlexibleSplit()) return;
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "activate: includingTopTask=%b stage=%s",
+                includingTopTask, stageTypeToString(mId));
 
         if (includingTopTask) {
             reparentTopTask(wct);
         }
 
+        if (enableFlexibleSplit()) {
+            return;
+        }
         mIsActive = true;
     }
 
@@ -472,11 +496,14 @@
         deactivate(wct, false /* toTop */);
     }
 
-    void deactivate(WindowContainerTransaction wct, boolean toTop) {
-        if (!mIsActive) return;
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "deactivate: toTop=%b rootTaskInfo=%s",
-                toTop, mRootTaskInfo);
-        mIsActive = false;
+    void deactivate(WindowContainerTransaction wct, boolean reparentTasksToTop) {
+        if (!mIsActive && !enableFlexibleSplit()) return;
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "deactivate: reparentTasksToTop=%b "
+                        + "rootTaskInfo=%s stage=%s",
+                reparentTasksToTop, mRootTaskInfo, stageTypeToString(mId));
+        if (!enableFlexibleSplit()) {
+            mIsActive = false;
+        }
 
         if (mRootTaskInfo == null) return;
         final WindowContainerToken rootToken = mRootTaskInfo.token;
@@ -485,14 +512,15 @@
                 null /* newParent */,
                 null /* windowingModes */,
                 null /* activityTypes */,
-                toTop);
+                reparentTasksToTop);
     }
 
     // --------
-    // Previously only used in SideStage
+    // Previously only used in SideStage. With flexible split this is called for all stages
     boolean removeAllTasks(WindowContainerTransaction wct, boolean toTop) {
-        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "remove all side stage tasks: childCount=%d toTop=%b",
-                mChildrenTaskInfo.size(), toTop);
+        ProtoLog.d(WM_SHELL_SPLIT_SCREEN, "remove all side stage tasks: childCount=%d toTop=%b "
+                        + " stageI=%s",
+                mChildrenTaskInfo.size(), toTop, stageTypeToString(mId));
         if (mChildrenTaskInfo.size() == 0) return false;
         wct.reparentTasks(
                 mRootTaskInfo.token,
@@ -513,6 +541,15 @@
     }
 
     @Override
+    public String toString() {
+        return "mId: " + stageTypeToString(mId)
+                + " mVisible: " + mVisible
+                + " mActive: " + mIsActive
+                + " mHasRootTask: " + mHasRootTask
+                + " childSize: " + mChildrenTaskInfo.size();
+    }
+
+    @Override
     @CallSuper
     public void dump(@NonNull PrintWriter pw, String prefix) {
         final String innerPrefix = prefix + "  ";
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/unfold/animation/SplitTaskUnfoldAnimator.java b/libs/WindowManager/Shell/src/com/android/wm/shell/unfold/animation/SplitTaskUnfoldAnimator.java
index d28287d..32f3cd8 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/unfold/animation/SplitTaskUnfoldAnimator.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/unfold/animation/SplitTaskUnfoldAnimator.java
@@ -334,8 +334,8 @@
 
             // Sides adjacent to split bar or task bar are not be animated.
             Insets margins;
-            final boolean isLandscape = mRootStageBounds.width() > mRootStageBounds.height();
-            if (isLandscape) { // Left and right splits.
+            final boolean isLeftRightSplit = mSplitScreenController.get().get().isLeftRightSplit();
+            if (isLeftRightSplit) {
                 margins = getLandscapeMargins(margin, taskbarExpanded);
             } else { // Top and bottom splits.
                 margins = getPortraitMargins(margin, taskbarExpanded);
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/MinimizeAutoPipAppWindowTest.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/MinimizeAutoPipAppWindowTest.kt
new file mode 100644
index 0000000..48befc0
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/MinimizeAutoPipAppWindowTest.kt
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.functional
+
+import android.platform.test.annotations.Postsubmit
+import com.android.wm.shell.scenarios.MinimizeAutoPipAppWindow
+import org.junit.runner.RunWith
+import org.junit.runners.BlockJUnit4ClassRunner
+
+/* Functional test for [MinimizeAutoPipAppWindow]. */
+@RunWith(BlockJUnit4ClassRunner::class)
+@Postsubmit
+class MinimizeAutoPipAppWindowTest : MinimizeAutoPipAppWindow()
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/OpenUnlimitedAppsTest.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/OpenUnlimitedAppsTest.kt
new file mode 100644
index 0000000..9462f15
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/functional/OpenUnlimitedAppsTest.kt
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.functional
+
+import android.platform.test.annotations.Postsubmit
+import com.android.wm.shell.scenarios.OpenUnlimitedApps
+import org.junit.runner.RunWith
+import org.junit.runners.BlockJUnit4ClassRunner
+
+/* Functional test for [OpenUnlimitedApps]. */
+@RunWith(BlockJUnit4ClassRunner::class)
+@Postsubmit
+class OpenUnlimitedAppsTest : OpenUnlimitedApps()
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/EnterDesktopWithDrag.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/EnterDesktopWithDrag.kt
index 0f546cd..8d04749 100644
--- a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/EnterDesktopWithDrag.kt
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/EnterDesktopWithDrag.kt
@@ -49,7 +49,8 @@
 
     @Test
     open fun enterDesktopWithDrag() {
-        testApp.enterDesktopModeWithDrag(wmHelper, device)
+        // By default this method uses drag to desktop
+        testApp.enterDesktopMode(wmHelper, device)
     }
 
     @After
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeAutoPipAppWindow.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeAutoPipAppWindow.kt
new file mode 100644
index 0000000..d6c3266
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeAutoPipAppWindow.kt
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.scenarios
+
+import android.app.Instrumentation
+import android.tools.NavBar
+import android.tools.Rotation
+import android.tools.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import com.android.server.wm.flicker.helpers.DesktopModeAppHelper
+import com.android.server.wm.flicker.helpers.PipAppHelper
+import com.android.server.wm.flicker.helpers.SimpleAppHelper
+import com.android.window.flags.Flags
+import com.android.wm.shell.Utils
+import org.junit.After
+import org.junit.Assume
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+/** Base scenario test for minimizing the app entering pip on leave automatically */
+@Ignore("Test Base Class")
+abstract class MinimizeAutoPipAppWindow {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val testApp = DesktopModeAppHelper(SimpleAppHelper(instrumentation))
+    private val pipApp = PipAppHelper(instrumentation)
+    private val pipAppDesktopMode = DesktopModeAppHelper(pipApp)
+
+    @Rule
+    @JvmField
+    val testSetupRule = Utils.testSetupRule(NavBar.MODE_GESTURAL, Rotation.ROTATION_0)
+
+    @Before
+    fun setup() {
+        Assume.assumeTrue(Flags.enableDesktopWindowingMode() && tapl.isTablet)
+        Assume.assumeTrue(Flags.enableMinimizeButton())
+        testApp.enterDesktopMode(wmHelper, device)
+        pipApp.launchViaIntent(wmHelper)
+        pipApp.enableAutoEnterForPipActivity()
+    }
+
+    @Test
+    open fun minimizePipAppWindow() {
+        pipAppDesktopMode.minimizeDesktopApp(wmHelper, device, isPip = true)
+    }
+
+    @After
+    fun teardown() {
+        pipApp.exit(wmHelper)
+        testApp.exit(wmHelper)
+    }
+}
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeWindowOnAppOpen.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeWindowOnAppOpen.kt
index 7987f7e..a246326 100644
--- a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeWindowOnAppOpen.kt
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/MinimizeWindowOnAppOpen.kt
@@ -23,12 +23,10 @@
 import androidx.test.uiautomator.UiDevice
 import com.android.launcher3.tapl.LauncherInstrumentation
 import com.android.server.wm.flicker.helpers.DesktopModeAppHelper
-import com.android.server.wm.flicker.helpers.ImeAppHelper
-import com.android.server.wm.flicker.helpers.LetterboxAppHelper
 import com.android.server.wm.flicker.helpers.MailAppHelper
-import com.android.server.wm.flicker.helpers.NewTasksAppHelper
 import com.android.server.wm.flicker.helpers.SimpleAppHelper
 import com.android.window.flags.Flags
+import com.android.wm.shell.shared.desktopmode.DesktopModeStatus
 import org.junit.After
 import org.junit.Assume
 import org.junit.Before
@@ -51,32 +49,30 @@
 
     private val testApp = DesktopModeAppHelper(SimpleAppHelper(instrumentation))
     private val mailApp = DesktopModeAppHelper(MailAppHelper(instrumentation))
-    private val newTasksApp = DesktopModeAppHelper(NewTasksAppHelper(instrumentation))
-    private val imeApp = DesktopModeAppHelper(ImeAppHelper(instrumentation))
-    private val letterboxAppHelper = DesktopModeAppHelper(LetterboxAppHelper(instrumentation))
+
+    private val maxNum = DesktopModeStatus.getMaxTaskLimit(instrumentation.context)
 
     @Before
     fun setup() {
         Assume.assumeTrue(Flags.enableDesktopWindowingMode() && tapl.isTablet)
+        Assume.assumeTrue(maxNum > 0)
         testApp.enterDesktopMode(wmHelper, device)
-        mailApp.launchViaIntent(wmHelper)
-        newTasksApp.launchViaIntent(wmHelper)
-        imeApp.launchViaIntent(wmHelper)
+        // Launch new [maxNum-1] tasks, which ends up opening [maxNum] tasks in total.
+        for (i in 1..maxNum - 1) {
+            mailApp.launchViaIntent(wmHelper)
+        }
     }
 
     @Test
     open fun openAppToMinimizeWindow() {
-        // Launch a new app while 4 apps are already open on desktop. This should result in the
-        // first app we opened to be minimized.
-        letterboxAppHelper.launchViaIntent(wmHelper)
+        // Launch a new tasks, which ends up opening [maxNum]+1 tasks in total. This should
+        // result in the first app we opened to be minimized.
+        mailApp.launchViaIntent(wmHelper)
     }
 
     @After
     fun teardown() {
         testApp.exit(wmHelper)
         mailApp.exit(wmHelper)
-        newTasksApp.exit(wmHelper)
-        imeApp.exit(wmHelper)
-        letterboxAppHelper.exit(wmHelper)
     }
 }
diff --git a/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/OpenUnlimitedApps.kt b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/OpenUnlimitedApps.kt
new file mode 100644
index 0000000..367c4a4
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/e2e/desktopmode/scenarios/src/com/android/wm/shell/scenarios/OpenUnlimitedApps.kt
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.scenarios
+
+import android.app.Instrumentation
+import android.tools.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import com.android.server.wm.flicker.helpers.DesktopModeAppHelper
+import com.android.server.wm.flicker.helpers.MailAppHelper
+import com.android.server.wm.flicker.helpers.SimpleAppHelper
+import com.android.window.flags.Flags
+import com.android.wm.shell.shared.desktopmode.DesktopModeStatus
+import org.junit.After
+import org.junit.Assume
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Test
+/**
+ * Base scenario test for opening many apps on the device without the window limit.
+ */
+@Ignore("Test Base Class")
+abstract class OpenUnlimitedApps()
+{
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+
+    private val testApp = DesktopModeAppHelper(SimpleAppHelper(instrumentation))
+    private val mailApp = DesktopModeAppHelper(MailAppHelper(instrumentation))
+
+    private val maxNum = DesktopModeStatus.getMaxTaskLimit(instrumentation.context)
+
+    @Before
+    fun setup() {
+        Assume.assumeTrue(Flags.enableDesktopWindowingMode() && tapl.isTablet)
+        Assume.assumeTrue(maxNum == 0)
+        testApp.enterDesktopMode(wmHelper, device)
+    }
+
+    @Test
+    open fun openUnlimitedApps() {
+        // The maximum number of active tasks is infinite. We here use 12 as a large enough number.
+        val openTaskNum = 12
+
+        // Launch new [openTaskNum] tasks.
+        for (i in 1..openTaskNum) {
+            mailApp.launchViaIntent(wmHelper)
+        }
+    }
+
+    @After
+    fun teardown() {
+        testApp.exit(wmHelper)
+        mailApp.exit(wmHelper)
+    }
+}
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipOnGoToHomeTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipOnGoToHomeTest.kt
index a248303..fd4328d 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipOnGoToHomeTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipOnGoToHomeTest.kt
@@ -16,16 +16,18 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Postsubmit
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.subject.exceptions.ExceptionMessageBuilder
 import android.tools.flicker.subject.exceptions.IncorrectRegionException
 import android.tools.flicker.subject.layers.LayerSubject
-import androidx.test.filters.FlakyTest
-import androidx.test.filters.RequiresDevice
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.EnterPipTransition
 import org.junit.Assume
 import org.junit.FixMethodOrder
@@ -35,6 +37,7 @@
 import org.junit.runners.Parameterized
 import kotlin.math.abs
 
+
 /**
  * Test entering pip from an app via auto-enter property when navigating to home.
  *
@@ -60,6 +63,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 open class AutoEnterPipOnGoToHomeTest(flicker: LegacyFlickerTest) : EnterPipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = { transitions { tapl.goHome() } }
 
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipWithSourceRectHintTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipWithSourceRectHintTest.kt
index df952c9..d4ad4ef8 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipWithSourceRectHintTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/AutoEnterPipWithSourceRectHintTest.kt
@@ -17,10 +17,12 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.traces.component.ComponentNameMatcher
+import com.android.wm.shell.Flags
 import org.junit.FixMethodOrder
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -52,6 +54,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class AutoEnterPipWithSourceRectHintTest(flicker: LegacyFlickerTest) :
     AutoEnterPipOnGoToHomeTest(flicker) {
     override val defaultEnterPip: FlickerBuilder.() -> Unit = {
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipBySwipingDownTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipBySwipingDownTest.kt
index 302b8c4..cc6e4b5 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipBySwipingDownTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipBySwipingDownTest.kt
@@ -17,6 +17,7 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
@@ -53,6 +54,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ClosePipBySwipingDownTest(flicker: LegacyFlickerTest) : ClosePipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions {
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipWithDismissButtonTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipWithDismissButtonTest.kt
index 77a1edb..53725fa 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipWithDismissButtonTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ClosePipWithDismissButtonTest.kt
@@ -17,9 +17,11 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.ClosePipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -52,6 +54,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ClosePipWithDismissButtonTest(flicker: LegacyFlickerTest) : ClosePipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.closePipWindow(wmHelper) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipOnUserLeaveHintTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipOnUserLeaveHintTest.kt
index 6e32d64..a1551b7 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipOnUserLeaveHintTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipOnUserLeaveHintTest.kt
@@ -17,9 +17,11 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.EnterPipTransition
 import org.junit.Assume
 import org.junit.FixMethodOrder
@@ -43,6 +45,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class EnterPipOnUserLeaveHintTest(flicker: LegacyFlickerTest) : EnterPipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = { transitions { tapl.goHome() } }
 
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipToOtherOrientation.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipToOtherOrientation.kt
index 9a6cb61..ea5b3e5 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipToOtherOrientation.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipToOtherOrientation.kt
@@ -19,6 +19,7 @@
 import android.app.Activity
 import android.platform.test.annotations.Postsubmit
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.assertions.FlickerTest
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
@@ -32,6 +33,7 @@
 import com.android.server.wm.flicker.helpers.FixedOrientationAppHelper
 import com.android.server.wm.flicker.testapp.ActivityOptions.Pip.ACTION_ENTER_PIP
 import com.android.server.wm.flicker.testapp.ActivityOptions.PortraitOnlyActivity.EXTRA_FIXED_ORIENTATION
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import com.android.wm.shell.flicker.pip.common.PipTransition.BroadcastActionTrigger.Companion.ORIENTATION_LANDSCAPE
 import com.android.wm.shell.flicker.pip.common.PipTransition.BroadcastActionTrigger.Companion.ORIENTATION_PORTRAIT
@@ -68,6 +70,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class EnterPipToOtherOrientation(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     private val testApp = FixedOrientationAppHelper(instrumentation)
     private val startingBounds = WindowUtils.getDisplayBounds(Rotation.ROTATION_90)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipViaAppUiButtonTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipViaAppUiButtonTest.kt
index 6b4751c..a109c4b 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipViaAppUiButtonTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/EnterPipViaAppUiButtonTest.kt
@@ -16,9 +16,11 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.EnterPipTransition
 import org.junit.FixMethodOrder
 import org.junit.runner.RunWith
@@ -49,6 +51,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 open class EnterPipViaAppUiButtonTest(flicker: LegacyFlickerTest) : EnterPipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.clickEnterPipButton(wmHelper) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaExpandButtonTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaExpandButtonTest.kt
index 8d0bc0f..14ec303 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaExpandButtonTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaExpandButtonTest.kt
@@ -16,9 +16,11 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.ExitPipToAppTransition
 import org.junit.FixMethodOrder
 import org.junit.runner.RunWith
@@ -51,6 +53,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ExitPipToAppViaExpandButtonTest(flicker: LegacyFlickerTest) :
     ExitPipToAppTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaIntentTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaIntentTest.kt
index 939f328..8a34b5e 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaIntentTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExitPipToAppViaIntentTest.kt
@@ -16,9 +16,11 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.ExitPipToAppTransition
 import org.junit.FixMethodOrder
 import org.junit.runner.RunWith
@@ -50,6 +52,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ExitPipToAppViaIntentTest(flicker: LegacyFlickerTest) : ExitPipToAppTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         setup {
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnDoubleClickTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnDoubleClickTest.kt
index 258663b..4f189fc 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnDoubleClickTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnDoubleClickTest.kt
@@ -17,12 +17,14 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.traces.component.ComponentNameMatcher
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -54,6 +56,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ExpandPipOnDoubleClickTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.doubleClickPipWindow(wmHelper) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnPinchOpenTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnPinchOpenTest.kt
index 1964e3c..4d72b03d 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnPinchOpenTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ExpandPipOnPinchOpenTest.kt
@@ -17,11 +17,13 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -33,6 +35,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ExpandPipOnPinchOpenTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.pinchOpenPipWindow(wmHelper, 0.25f, 30) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenAutoEnterPipOnGoToHomeTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenAutoEnterPipOnGoToHomeTest.kt
index 5f8ac2a..1c40d89 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenAutoEnterPipOnGoToHomeTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenAutoEnterPipOnGoToHomeTest.kt
@@ -16,7 +16,10 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
@@ -24,10 +27,9 @@
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.helpers.WindowUtils
 import android.tools.traces.parsers.toFlickerComponent
-import androidx.test.filters.FlakyTest
-import androidx.test.filters.RequiresDevice
 import com.android.server.wm.flicker.helpers.SimpleAppHelper
 import com.android.server.wm.flicker.testapp.ActivityOptions
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.utils.SplitScreenUtils
 import org.junit.Assume
 import org.junit.FixMethodOrder
@@ -62,6 +64,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class FromSplitScreenAutoEnterPipOnGoToHomeTest(flicker: LegacyFlickerTest) :
     AutoEnterPipOnGoToHomeTest(flicker) {
     private val portraitDisplayBounds = WindowUtils.getDisplayBounds(Rotation.ROTATION_0)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenEnterPipOnUserLeaveHintTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenEnterPipOnUserLeaveHintTest.kt
index 48c85a8..12e2328 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenEnterPipOnUserLeaveHintTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/FromSplitScreenEnterPipOnUserLeaveHintTest.kt
@@ -16,7 +16,10 @@
 
 package com.android.wm.shell.flicker.pip
 
+import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
@@ -24,10 +27,9 @@
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.helpers.WindowUtils
 import android.tools.traces.parsers.toFlickerComponent
-import androidx.test.filters.FlakyTest
-import androidx.test.filters.RequiresDevice
 import com.android.server.wm.flicker.helpers.SimpleAppHelper
 import com.android.server.wm.flicker.testapp.ActivityOptions
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.EnterPipTransition
 import com.android.wm.shell.flicker.utils.SplitScreenUtils
 import org.junit.Assume
@@ -63,6 +65,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class FromSplitScreenEnterPipOnUserLeaveHintTest(flicker: LegacyFlickerTest) :
     EnterPipTransition(flicker) {
     private val portraitDisplayBounds = WindowUtils.getDisplayBounds(Rotation.ROTATION_0)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipDownOnShelfHeightChange.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipDownOnShelfHeightChange.kt
index ee62cf5..d979b42 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipDownOnShelfHeightChange.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipDownOnShelfHeightChange.kt
@@ -17,10 +17,12 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
-import androidx.test.filters.RequiresDevice
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.MovePipShelfHeightTransition
 import com.android.wm.shell.flicker.utils.Direction
 import org.junit.FixMethodOrder
@@ -56,6 +58,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class MovePipDownOnShelfHeightChange(flicker: LegacyFlickerTest) :
     MovePipShelfHeightTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipOnImeVisibilityChangeTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipOnImeVisibilityChangeTest.kt
index 04fedf4..88d78ed 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipOnImeVisibilityChangeTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipOnImeVisibilityChangeTest.kt
@@ -17,6 +17,7 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.assertions.FlickerTest
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
@@ -27,6 +28,7 @@
 import android.tools.traces.component.ComponentNameMatcher
 import com.android.server.wm.flicker.helpers.ImeAppHelper
 import com.android.server.wm.flicker.helpers.setRotation
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -41,6 +43,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class MovePipOnImeVisibilityChangeTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     private val imeApp = ImeAppHelper(instrumentation)
 
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipUpOnShelfHeightChangeTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipUpOnShelfHeightChangeTest.kt
index 4d643f7..c533800 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipUpOnShelfHeightChangeTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/MovePipUpOnShelfHeightChangeTest.kt
@@ -17,10 +17,12 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
-import androidx.test.filters.RequiresDevice
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.MovePipShelfHeightTransition
 import com.android.wm.shell.flicker.utils.Direction
 import org.junit.FixMethodOrder
@@ -56,6 +58,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 open class MovePipUpOnShelfHeightChangeTest(flicker: LegacyFlickerTest) :
     MovePipShelfHeightTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
@@ -65,7 +68,8 @@
     }
 
     /** Checks that the visible region of [pipApp] window always moves up during the animation. */
-    @Presubmit @Test fun pipWindowMovesUp() = pipWindowMoves(Direction.UP)
+    @Presubmit
+    @Test fun pipWindowMovesUp() = pipWindowMoves(Direction.UP)
 
     /** Checks that the visible region of [pipApp] layer always moves up during the animation. */
     @Presubmit @Test fun pipLayerMovesUp() = pipLayerMoves(Direction.UP)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipAspectRatioChangeTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipAspectRatioChangeTest.kt
index 429774f..04016a9 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipAspectRatioChangeTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipAspectRatioChangeTest.kt
@@ -17,11 +17,13 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -33,6 +35,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class PipAspectRatioChangeTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.changeAspectRatio(wmHelper) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragTest.kt
index a4df69f..6bcaabc 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragTest.kt
@@ -18,11 +18,13 @@
 
 import android.platform.test.annotations.Presubmit
 import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import com.android.server.wm.flicker.testapp.ActivityOptions
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -35,6 +37,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class PipDragTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     private var isDraggedLeft: Boolean = true
 
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragThenSnapTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragThenSnapTest.kt
index cbd4a52..d82bfdd 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragThenSnapTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipDragThenSnapTest.kt
@@ -17,16 +17,18 @@
 package com.android.wm.shell.flicker.pip
 
 import android.graphics.Rect
+import android.platform.test.annotations.FlakyTest
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.flicker.rules.RemoveAllTasksButHomeRule
-import androidx.test.filters.FlakyTest
-import androidx.test.filters.RequiresDevice
 import com.android.server.wm.flicker.helpers.setRotation
 import com.android.server.wm.flicker.testapp.ActivityOptions
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -40,6 +42,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class PipDragThenSnapTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     // represents the direction in which the pip window should be snapping
     private var willSnapRight: Boolean = true
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipPinchInTest.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipPinchInTest.kt
index 16d08e5..dbc97d0 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipPinchInTest.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/PipPinchInTest.kt
@@ -17,13 +17,15 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.flicker.subject.exceptions.IncorrectRegionException
-import androidx.test.filters.RequiresDevice
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -36,6 +38,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class PipPinchInTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     override val thisTransition: FlickerBuilder.() -> Unit = {
         transitions { pipApp.pinchInPipWindow(wmHelper, 0.4f, 30) }
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/SetRequestedOrientationWhilePinned.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/SetRequestedOrientationWhilePinned.kt
index 578a9b5..9d46ac1 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/SetRequestedOrientationWhilePinned.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/SetRequestedOrientationWhilePinned.kt
@@ -17,8 +17,11 @@
 package com.android.wm.shell.flicker.pip
 
 import android.app.Activity
+import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Postsubmit
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresDevice
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.Rotation
 import android.tools.flicker.assertions.FlickerTest
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
@@ -26,10 +29,9 @@
 import android.tools.flicker.legacy.LegacyFlickerTest
 import android.tools.flicker.legacy.LegacyFlickerTestFactory
 import android.tools.helpers.WindowUtils
-import androidx.test.filters.FlakyTest
-import androidx.test.filters.RequiresDevice
 import com.android.server.wm.flicker.testapp.ActivityOptions
 import com.android.server.wm.flicker.testapp.ActivityOptions.PortraitOnlyActivity.EXTRA_FIXED_ORIENTATION
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import com.android.wm.shell.flicker.pip.common.PipTransition.BroadcastActionTrigger.Companion.ORIENTATION_LANDSCAPE
 import org.junit.Assume
@@ -48,6 +50,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 open class SetRequestedOrientationWhilePinned(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     private val startingBounds = WindowUtils.getDisplayBounds(Rotation.ROTATION_0)
     private val endingBounds = WindowUtils.getDisplayBounds(Rotation.ROTATION_90)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ShowPipAndRotateDisplay.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ShowPipAndRotateDisplay.kt
index c6cf341..e72251f 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ShowPipAndRotateDisplay.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/ShowPipAndRotateDisplay.kt
@@ -17,6 +17,7 @@
 package com.android.wm.shell.flicker.pip
 
 import android.platform.test.annotations.Presubmit
+import android.platform.test.annotations.RequiresFlagsDisabled
 import android.tools.flicker.assertions.FlickerTest
 import android.tools.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.flicker.legacy.FlickerBuilder
@@ -25,6 +26,7 @@
 import android.tools.helpers.WindowUtils
 import com.android.server.wm.flicker.helpers.SimpleAppHelper
 import com.android.server.wm.flicker.helpers.setRotation
+import com.android.wm.shell.Flags
 import com.android.wm.shell.flicker.pip.common.PipTransition
 import org.junit.FixMethodOrder
 import org.junit.Test
@@ -58,6 +60,7 @@
 @RunWith(Parameterized::class)
 @Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
 class ShowPipAndRotateDisplay(flicker: LegacyFlickerTest) : PipTransition(flicker) {
     private val testApp = SimpleAppHelper(instrumentation)
     private val screenBoundsStart = WindowUtils.getDisplayBounds(flicker.scenario.startRotation)
diff --git a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/common/PipTransition.kt b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/common/PipTransition.kt
index bc2bfdb..c37bf35 100644
--- a/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/common/PipTransition.kt
+++ b/libs/WindowManager/Shell/tests/flicker/pip/src/com/android/wm/shell/flicker/pip/common/PipTransition.kt
@@ -20,6 +20,7 @@
 import android.content.Intent
 import android.platform.test.annotations.Postsubmit
 import android.platform.test.annotations.Presubmit
+import android.platform.test.flag.junit.DeviceFlagsValueProvider
 import android.tools.Rotation
 import android.tools.flicker.legacy.FlickerBuilder
 import android.tools.flicker.legacy.LegacyFlickerTest
@@ -31,9 +32,14 @@
 import com.android.server.wm.flicker.testapp.ActivityOptions
 import com.android.wm.shell.flicker.BaseTest
 import com.google.common.truth.Truth
+import org.junit.Rule
 import org.junit.Test
 
 abstract class PipTransition(flicker: LegacyFlickerTest) : BaseTest(flicker) {
+    @JvmField
+    @Rule
+    val checkFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule()
+
     protected val pipApp = PipAppHelper(instrumentation)
     protected val displayBounds = WindowUtils.getDisplayBounds(flicker.scenario.startRotation)
     protected val broadcastActionTrigger = BroadcastActionTrigger(instrumentation)
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
index 93999476..5df3957 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
@@ -95,12 +95,15 @@
 import com.android.wm.shell.common.SyncTransactionQueue
 import com.android.wm.shell.desktopmode.DesktopImmersiveController.ExitResult
 import com.android.wm.shell.desktopmode.DesktopModeEventLogger.Companion.ResizeTrigger
+import com.android.wm.shell.desktopmode.DesktopTasksController.DesktopModeEntryExitTransitionListener
 import com.android.wm.shell.desktopmode.DesktopTasksController.SnapPosition
 import com.android.wm.shell.desktopmode.DesktopTasksController.TaskbarDesktopTaskListener
 import com.android.wm.shell.desktopmode.DesktopTestHelpers.Companion.createFreeformTask
 import com.android.wm.shell.desktopmode.DesktopTestHelpers.Companion.createFullscreenTask
 import com.android.wm.shell.desktopmode.DesktopTestHelpers.Companion.createHomeTask
 import com.android.wm.shell.desktopmode.DesktopTestHelpers.Companion.createSplitScreenTask
+import com.android.wm.shell.desktopmode.EnterDesktopTaskTransitionHandler.FREEFORM_ANIMATION_DURATION
+import com.android.wm.shell.desktopmode.ExitDesktopTaskTransitionHandler.FULLSCREEN_ANIMATION_DURATION
 import com.android.wm.shell.desktopmode.minimize.DesktopWindowLimitRemoteHandler
 import com.android.wm.shell.desktopmode.persistence.Desktop
 import com.android.wm.shell.desktopmode.persistence.DesktopPersistentRepository
@@ -113,6 +116,7 @@
 import com.android.wm.shell.shared.desktopmode.DesktopModeStatus
 import com.android.wm.shell.shared.desktopmode.DesktopModeTransitionSource.UNKNOWN
 import com.android.wm.shell.shared.split.SplitScreenConstants
+import com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED
 import com.android.wm.shell.splitscreen.SplitScreenController
 import com.android.wm.shell.sysui.ShellCommandHandler
 import com.android.wm.shell.sysui.ShellController
@@ -223,6 +227,8 @@
   @Mock
   private lateinit var desktopWindowDecoration: DesktopModeWindowDecoration
   @Mock private lateinit var resources: Resources
+  @Mock
+  lateinit var desktopModeEnterExitTransitionListener: DesktopModeEntryExitTransitionListener
   private lateinit var controller: DesktopTasksController
   private lateinit var shellInit: ShellInit
   private lateinit var taskRepository: DesktopRepository
@@ -294,6 +300,7 @@
     controller = createController()
     controller.setSplitScreenController(splitScreenController)
     controller.freeformTaskTransitionStarter = freeformTaskTransitionStarter
+    controller.desktopModeEnterExitTransitionListener = desktopModeEnterExitTransitionListener
 
     shellInit.init()
 
@@ -1054,6 +1061,7 @@
     controller.moveRunningTaskToDesktop(task, transitionSource = UNKNOWN)
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode).isEqualTo(WINDOWING_MODE_FREEFORM)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1065,12 +1073,14 @@
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode)
         .isEqualTo(WINDOWING_MODE_UNDEFINED)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
   fun moveTaskToDesktop_nonExistentTask_doesNothing() {
     controller.moveTaskToDesktop(999, transitionSource = UNKNOWN)
     verifyEnterDesktopWCTNotExecuted()
+    verify(desktopModeEnterExitTransitionListener, times(0)).onEnterDesktopModeTransitionStarted(anyInt())
   }
 
   @Test
@@ -1115,9 +1125,9 @@
       }
 
     controller.moveRunningTaskToDesktop(task, transitionSource = UNKNOWN)
-
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode).isEqualTo(WINDOWING_MODE_FREEFORM)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1132,6 +1142,9 @@
 
     controller.moveRunningTaskToDesktop(task, transitionSource = UNKNOWN)
     verifyEnterDesktopWCTNotExecuted()
+    verify(desktopModeEnterExitTransitionListener, times(0)).onEnterDesktopModeTransitionStarted(
+      FREEFORM_ANIMATION_DURATION
+    )
   }
 
   @Test
@@ -1178,6 +1191,7 @@
 
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode).isEqualTo(WINDOWING_MODE_FREEFORM)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1197,6 +1211,7 @@
       assertThat(changes[fullscreenTask.token.asBinder()]?.windowingMode)
           .isEqualTo(WINDOWING_MODE_FREEFORM)
     }
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1217,6 +1232,7 @@
       assertThat(changes[fullscreenTask.token.asBinder()]?.windowingMode)
           .isEqualTo(WINDOWING_MODE_FREEFORM)
     }
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1238,6 +1254,7 @@
       assertThat(hierarchyOps.map { it.container })
           .doesNotContain(freeformTaskSecond.token.asBinder())
     }
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
   }
 
   @Test
@@ -1246,6 +1263,7 @@
     controller.moveRunningTaskToDesktop(task, transitionSource = UNKNOWN)
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode).isEqualTo(WINDOWING_MODE_FREEFORM)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
     verify(splitScreenController)
         .prepareExitSplitScreen(any(), anyInt(), eq(SplitScreenController.EXIT_REASON_DESKTOP_MODE))
   }
@@ -1256,6 +1274,7 @@
     controller.moveRunningTaskToDesktop(task, transitionSource = UNKNOWN)
     val wct = getLatestEnterDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode).isEqualTo(WINDOWING_MODE_FREEFORM)
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
     verify(splitScreenController, never())
         .prepareExitSplitScreen(any(), anyInt(), eq(SplitScreenController.EXIT_REASON_DESKTOP_MODE))
   }
@@ -1270,6 +1289,7 @@
     controller.moveRunningTaskToDesktop(newTask, transitionSource = UNKNOWN)
 
     val wct = getLatestEnterDesktopWct()
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
     assertThat(wct.hierarchyOps.size).isEqualTo(MAX_TASK_LIMIT + 1) // visible tasks + home
     wct.assertReorderAt(0, homeTask)
     wct.assertReorderSequenceInRange(
@@ -1288,6 +1308,7 @@
     controller.moveRunningTaskToDesktop(newTask, transitionSource = UNKNOWN)
 
     val wct = getLatestEnterDesktopWct()
+    verify(desktopModeEnterExitTransitionListener).onEnterDesktopModeTransitionStarted(FREEFORM_ANIMATION_DURATION)
     assertThat(wct.hierarchyOps.size).isEqualTo(MAX_TASK_LIMIT + 2) // tasks + home + wallpaper
     // Move home to front
     wct.assertReorderAt(0, homeTask)
@@ -1307,6 +1328,7 @@
     tda.configuration.windowConfiguration.windowingMode = WINDOWING_MODE_FULLSCREEN
     controller.moveToFullscreen(task.taskId, transitionSource = UNKNOWN)
     val wct = getLatestExitDesktopWct()
+    verify(desktopModeEnterExitTransitionListener, times(1)).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode)
         .isEqualTo(WINDOWING_MODE_UNDEFINED)
   }
@@ -1324,6 +1346,7 @@
 
     val wct = getLatestExitDesktopWct()
     val taskChange = assertNotNull(wct.changes[task.token.asBinder()])
+    verify(desktopModeEnterExitTransitionListener).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
     assertThat(taskChange.windowingMode).isEqualTo(WINDOWING_MODE_UNDEFINED)
     // Removes wallpaper activity when leaving desktop
     wct.assertRemoveAt(index = 0, wallpaperToken)
@@ -1338,6 +1361,7 @@
     val wct = getLatestExitDesktopWct()
     assertThat(wct.changes[task.token.asBinder()]?.windowingMode)
         .isEqualTo(WINDOWING_MODE_FULLSCREEN)
+    verify(desktopModeEnterExitTransitionListener).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
   }
 
   @Test
@@ -1354,6 +1378,7 @@
     val wct = getLatestExitDesktopWct()
     val taskChange = assertNotNull(wct.changes[task.token.asBinder()])
     assertThat(taskChange.windowingMode).isEqualTo(WINDOWING_MODE_FULLSCREEN)
+    verify(desktopModeEnterExitTransitionListener).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
     // Removes wallpaper activity when leaving desktop
     wct.assertRemoveAt(index = 0, wallpaperToken)
   }
@@ -1374,6 +1399,7 @@
     val wct = getLatestExitDesktopWct()
     val task1Change = assertNotNull(wct.changes[task1.token.asBinder()])
     assertThat(task1Change.windowingMode).isEqualTo(WINDOWING_MODE_UNDEFINED)
+    verify(desktopModeEnterExitTransitionListener).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
     // Does not remove wallpaper activity, as desktop still has a visible desktop task
     assertThat(wct.hierarchyOps).isEmpty()
   }
@@ -1388,13 +1414,13 @@
   fun moveToFullscreen_secondDisplayTaskHasFreeform_secondDisplayNotAffected() {
     val taskDefaultDisplay = setUpFreeformTask(displayId = DEFAULT_DISPLAY)
     val taskSecondDisplay = setUpFreeformTask(displayId = SECOND_DISPLAY)
-
     controller.moveToFullscreen(taskDefaultDisplay.taskId, transitionSource = UNKNOWN)
 
     with(getLatestExitDesktopWct()) {
       assertThat(changes.keys).contains(taskDefaultDisplay.token.asBinder())
       assertThat(changes.keys).doesNotContain(taskSecondDisplay.token.asBinder())
     }
+    verify(desktopModeEnterExitTransitionListener).onExitDesktopModeTransitionStarted(FULLSCREEN_ANIMATION_DURATION)
   }
 
   @Test
@@ -3133,7 +3159,7 @@
     runOpenNewWindow(task)
     verify(splitScreenController)
       .startIntent(any(), anyInt(), any(), any(),
-        optionsCaptor.capture(), anyOrNull(), eq(true)
+        optionsCaptor.capture(), anyOrNull(), eq(true), eq(SPLIT_INDEX_UNDEFINED)
       )
     assertThat(ActivityOptions.fromBundle(optionsCaptor.value).launchWindowingMode)
       .isEqualTo(WINDOWING_MODE_MULTI_WINDOW)
@@ -3149,7 +3175,7 @@
     verify(splitScreenController)
       .startIntent(
         any(), anyInt(), any(), any(),
-        optionsCaptor.capture(), anyOrNull(), eq(true)
+        optionsCaptor.capture(), anyOrNull(), eq(true), eq(SPLIT_INDEX_UNDEFINED)
       )
     assertThat(ActivityOptions.fromBundle(optionsCaptor.value).launchWindowingMode)
       .isEqualTo(WINDOWING_MODE_MULTI_WINDOW)
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/SplitDragPolicyTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/SplitDragPolicyTest.java
index 2cfce69..0cf15ba 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/SplitDragPolicyTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/SplitDragPolicyTest.java
@@ -24,6 +24,7 @@
 import static android.content.ClipDescription.MIMETYPE_APPLICATION_TASK;
 
 import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession;
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED;
 import static com.android.wm.shell.draganddrop.DragTestUtils.createAppClipData;
 import static com.android.wm.shell.draganddrop.DragTestUtils.createIntentClipData;
 import static com.android.wm.shell.draganddrop.DragTestUtils.createTaskInfo;
@@ -226,7 +227,7 @@
 
         mPolicy.onDropped(filterTargetByType(targets, TYPE_FULLSCREEN), null /* hideTaskToken */);
         verify(mFullscreenStarter).startIntent(any(), anyInt(), any(),
-                eq(SPLIT_POSITION_UNDEFINED), any(), any());
+                eq(SPLIT_POSITION_UNDEFINED), any(), any(), eq(SPLIT_INDEX_UNDEFINED));
     }
 
     private void dragOverFullscreenApp_expectSplitScreenTargets(ClipData data) {
@@ -241,12 +242,12 @@
 
         mPolicy.onDropped(filterTargetByType(targets, TYPE_SPLIT_LEFT), null /* hideTaskToken */);
         verify(mSplitScreenStarter).startIntent(any(), anyInt(), any(),
-                eq(SPLIT_POSITION_TOP_OR_LEFT), any(), any());
+                eq(SPLIT_POSITION_TOP_OR_LEFT), any(), any(), eq(SPLIT_INDEX_UNDEFINED));
         reset(mSplitScreenStarter);
 
         mPolicy.onDropped(filterTargetByType(targets, TYPE_SPLIT_RIGHT), null /* hideTaskToken */);
         verify(mSplitScreenStarter).startIntent(any(), anyInt(), any(),
-                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any(), any());
+                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any(), any(), eq(SPLIT_INDEX_UNDEFINED));
     }
 
     private void dragOverFullscreenAppPhone_expectVerticalSplitScreenTargets(ClipData data) {
@@ -261,13 +262,13 @@
 
         mPolicy.onDropped(filterTargetByType(targets, TYPE_SPLIT_TOP), null /* hideTaskToken */);
         verify(mSplitScreenStarter).startIntent(any(), anyInt(), any(),
-                eq(SPLIT_POSITION_TOP_OR_LEFT), any(), any());
+                eq(SPLIT_POSITION_TOP_OR_LEFT), any(), any(), eq(SPLIT_INDEX_UNDEFINED));
         reset(mSplitScreenStarter);
 
         mPolicy.onDropped(filterTargetByType(targets, TYPE_SPLIT_BOTTOM),
                 null /* hideTaskToken */);
         verify(mSplitScreenStarter).startIntent(any(), anyInt(), any(),
-                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any(), any());
+                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), any(), any(), eq(SPLIT_INDEX_UNDEFINED));
     }
 
     @Test
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitScreenControllerTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitScreenControllerTests.java
index 966651f..72a7a3f 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitScreenControllerTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitScreenControllerTests.java
@@ -23,6 +23,7 @@
 import static android.content.Intent.FLAG_ACTIVITY_MULTIPLE_TASK;
 import static android.content.Intent.FLAG_ACTIVITY_NO_USER_ACTION;
 
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_0;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
 
@@ -200,10 +201,11 @@
                 PendingIntent.getActivity(mContext, 0, startIntent, FLAG_IMMUTABLE);
 
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
-                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */);
+                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
+                SPLIT_INDEX_0);
 
         verify(mStageCoordinator).startIntent(eq(pendingIntent), mIntentCaptor.capture(),
-                eq(SPLIT_POSITION_TOP_OR_LEFT), isNull(), isNull());
+                eq(SPLIT_POSITION_TOP_OR_LEFT), isNull(), isNull(), eq(SPLIT_INDEX_0));
         assertEquals(FLAG_ACTIVITY_NO_USER_ACTION,
                 mIntentCaptor.getValue().getFlags() & FLAG_ACTIVITY_NO_USER_ACTION);
     }
@@ -220,10 +222,11 @@
         doReturn(topRunningTask).when(mRecentTasks).getTopRunningTask(any());
 
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
-                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */);
+                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
+                SPLIT_INDEX_0);
 
         verify(mStageCoordinator).startIntent(eq(pendingIntent), mIntentCaptor.capture(),
-                eq(SPLIT_POSITION_TOP_OR_LEFT), isNull(), isNull());
+                eq(SPLIT_POSITION_TOP_OR_LEFT), isNull(), isNull(), eq(SPLIT_INDEX_0));
         assertEquals(FLAG_ACTIVITY_MULTIPLE_TASK,
                 mIntentCaptor.getValue().getFlags() & FLAG_ACTIVITY_MULTIPLE_TASK);
     }
@@ -243,10 +246,11 @@
         doReturn(sameTaskInfo).when(mRecentTasks).findTaskInBackground(any(), anyInt(), any());
 
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
-                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */);
+                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
+                SPLIT_INDEX_0);
 
         verify(mStageCoordinator).startTask(anyInt(), eq(SPLIT_POSITION_TOP_OR_LEFT),
-                isNull(), isNull());
+                isNull(), isNull(), eq(SPLIT_INDEX_0));
         verify(mMultiInstanceHelper, never()).supportsMultiInstanceSplit(any());
         verify(mStageCoordinator, never()).switchSplitPosition(any());
     }
@@ -269,10 +273,11 @@
                 .findTaskInBackground(any(), anyInt(), any());
 
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
-                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */);
+                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
+                SPLIT_INDEX_0);
         verify(mMultiInstanceHelper, never()).supportsMultiInstanceSplit(any());
         verify(mStageCoordinator).startTask(anyInt(), eq(SPLIT_POSITION_TOP_OR_LEFT),
-                isNull(), isNull());
+                isNull(), isNull(), eq(SPLIT_INDEX_0));
     }
 
     @Test
@@ -289,7 +294,8 @@
                 SPLIT_POSITION_BOTTOM_OR_RIGHT);
 
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
-                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */);
+                SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
+                SPLIT_INDEX_0);
 
         verify(mStageCoordinator).switchSplitPosition(anyString());
     }
@@ -301,7 +307,7 @@
                 PendingIntent.getActivity(mContext, 0, startIntent, FLAG_IMMUTABLE);
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
                 SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
-                true /* forceLaunchNewTask */);
+                true /* forceLaunchNewTask */, SPLIT_INDEX_0);
         verify(mRecentTasks, never()).findTaskInBackground(any(), anyInt(), any());
     }
 
@@ -312,7 +318,7 @@
                 PendingIntent.getActivity(mContext, 0, startIntent, FLAG_IMMUTABLE);
         mSplitScreenController.startIntent(pendingIntent, mContext.getUserId(), null,
                 SPLIT_POSITION_TOP_OR_LEFT, null /* options */, null /* hideTaskToken */,
-                false /* forceLaunchNewTask */);
+                false /* forceLaunchNewTask */, SPLIT_INDEX_0);
         verify(mRecentTasks).findTaskInBackground(any(), anyInt(), any());
     }
 
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitTransitionTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitTransitionTests.java
index ce3944a..e32cf38 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitTransitionTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitTransitionTests.java
@@ -27,6 +27,7 @@
 import static android.window.WindowContainerTransaction.HierarchyOp.HIERARCHY_OP_TYPE_CHILDREN_TASKS_REPARENT;
 import static android.window.WindowContainerTransaction.HierarchyOp.HIERARCHY_OP_TYPE_REORDER;
 
+import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_MAIN;
 import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_SIDE;
 import static com.android.wm.shell.splitscreen.SplitScreenController.EXIT_REASON_APP_DOES_NOT_SUPPORT_MULTIWINDOW;
 import static com.android.wm.shell.splitscreen.SplitScreenController.EXIT_REASON_DRAG_DIVIDER;
@@ -133,11 +134,11 @@
         mSplitLayout = SplitTestUtils.createMockSplitLayout();
         mMainStage = spy(new StageTaskListener(mContext, mTaskOrganizer, DEFAULT_DISPLAY, mock(
                 StageTaskListener.StageListenerCallbacks.class), mSyncQueue,
-                mIconProvider, Optional.of(mWindowDecorViewModel)));
+                mIconProvider, Optional.of(mWindowDecorViewModel), STAGE_TYPE_MAIN));
         mMainStage.onTaskAppeared(new TestRunningTaskInfoBuilder().build(), createMockSurface());
         mSideStage = spy(new StageTaskListener(mContext, mTaskOrganizer, DEFAULT_DISPLAY, mock(
                 StageTaskListener.StageListenerCallbacks.class), mSyncQueue,
-                mIconProvider, Optional.of(mWindowDecorViewModel)));
+                mIconProvider, Optional.of(mWindowDecorViewModel), STAGE_TYPE_SIDE));
         mSideStage.onTaskAppeared(new TestRunningTaskInfoBuilder().build(), createMockSurface());
         mStageCoordinator = new SplitTestUtils.TestStageCoordinator(mContext, DEFAULT_DISPLAY,
                 mSyncQueue, mTaskOrganizer, mMainStage, mSideStage, mDisplayController,
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageCoordinatorTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageCoordinatorTests.java
index a252a9d..2d102fb 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageCoordinatorTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageCoordinatorTests.java
@@ -19,6 +19,7 @@
 import static android.app.ActivityTaskManager.INVALID_TASK_ID;
 import static android.view.Display.DEFAULT_DISPLAY;
 
+import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_INDEX_UNDEFINED;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
 import static com.android.wm.shell.shared.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED;
@@ -165,8 +166,9 @@
         final WindowContainerTransaction wct = spy(new WindowContainerTransaction());
 
         mStageCoordinator.moveToStage(task, SPLIT_POSITION_BOTTOM_OR_RIGHT, wct);
+        // TODO(b/349828130) Address this once we remove index_undefined called
         verify(mStageCoordinator).prepareEnterSplitScreen(eq(wct), eq(task),
-                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false));
+                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false), eq(SPLIT_INDEX_UNDEFINED));
         verify(mMainStage).reparentTopTask(eq(wct));
         assertEquals(SPLIT_POSITION_BOTTOM_OR_RIGHT, mStageCoordinator.getSideStagePosition());
         assertEquals(SPLIT_POSITION_TOP_OR_LEFT, mStageCoordinator.getMainStagePosition());
@@ -183,8 +185,9 @@
         final WindowContainerTransaction wct = new WindowContainerTransaction();
 
         mStageCoordinator.moveToStage(task, SPLIT_POSITION_BOTTOM_OR_RIGHT, wct);
+        // TODO(b/349828130) Address this once we remove index_undefined called
         verify(mStageCoordinator).prepareEnterSplitScreen(eq(wct), eq(task),
-                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false));
+                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false), eq(SPLIT_INDEX_UNDEFINED));
         assertEquals(SPLIT_POSITION_BOTTOM_OR_RIGHT, mStageCoordinator.getMainStagePosition());
         assertEquals(SPLIT_POSITION_TOP_OR_LEFT, mStageCoordinator.getSideStagePosition());
     }
@@ -195,8 +198,9 @@
         final WindowContainerTransaction wct = new WindowContainerTransaction();
 
         mStageCoordinator.moveToStage(task, SPLIT_POSITION_BOTTOM_OR_RIGHT, wct);
+        // TODO(b/349828130) Address this once we remove index_undefined called
         verify(mStageCoordinator).prepareEnterSplitScreen(eq(wct), eq(task),
-                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false));
+                eq(SPLIT_POSITION_BOTTOM_OR_RIGHT), eq(false), eq(SPLIT_INDEX_UNDEFINED));
         assertEquals(SPLIT_POSITION_BOTTOM_OR_RIGHT, mStageCoordinator.getSideStagePosition());
     }
 
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageTaskListenerTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageTaskListenerTests.java
index 7144a1e..fe91440 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageTaskListenerTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/StageTaskListenerTests.java
@@ -19,6 +19,8 @@
 import static android.app.ActivityTaskManager.INVALID_TASK_ID;
 import static android.view.Display.DEFAULT_DISPLAY;
 
+import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_UNDEFINED;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.junit.Assert.assertFalse;
@@ -93,7 +95,8 @@
                 mCallbacks,
                 mSyncQueue,
                 mIconProvider,
-                Optional.of(mWindowDecorViewModel));
+                Optional.of(mWindowDecorViewModel),
+                STAGE_TYPE_UNDEFINED);
         mRootTask = new TestRunningTaskInfoBuilder().build();
         mRootTask.parentTaskId = INVALID_TASK_ID;
         mSurfaceControl = new SurfaceControl.Builder().setName("test").build();
diff --git a/media/java/android/media/AudioDevicePort.java b/media/java/android/media/AudioDevicePort.java
index f5913c7..4b3962e 100644
--- a/media/java/android/media/AudioDevicePort.java
+++ b/media/java/android/media/AudioDevicePort.java
@@ -22,6 +22,7 @@
 
 import com.android.aconfig.annotations.VisibleForTesting;
 
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
@@ -68,14 +69,14 @@
         return new AudioDevicePort(
                 new AudioHandle(/* id= */ 0),
                 /* name= */ "testAudioDevicePort",
-                /* profiles= */ null,
+                /* profiles= */ new ArrayList<>(),
                 /* gains= */ null,
                 /* type= */ AudioManager.DEVICE_OUT_SPEAKER,
                 /* address= */ "testAddress",
                 /* speakerLayoutChannelMask= */ speakerLayoutChannelMask,
                 /* encapsulationModes= */ null,
                 /* encapsulationMetadataTypes= */ null,
-                /* descriptors= */ null);
+                /* descriptors= */ new ArrayList<>());
     }
 
     private final int mType;
diff --git a/media/java/android/media/AudioPlaybackConfiguration.java b/media/java/android/media/AudioPlaybackConfiguration.java
index da50f2c..c085b89 100644
--- a/media/java/android/media/AudioPlaybackConfiguration.java
+++ b/media/java/android/media/AudioPlaybackConfiguration.java
@@ -41,6 +41,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Objects;
 
@@ -59,6 +60,8 @@
     public static final int PLAYER_UPID_INVALID = -1;
     /** @hide */
     public static final int PLAYER_DEVICEID_INVALID = 0;
+    /** @hide */
+    public static final int[] PLAYER_DEVICEIDS_INVALID = new int[0];
 
     // information about the implementation
     /**
@@ -335,7 +338,7 @@
     private final Object mUpdateablePropLock = new Object();
 
     @GuardedBy("mUpdateablePropLock")
-    private int mDeviceId;
+    private @NonNull int[] mDeviceIds = AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID;
     @GuardedBy("mUpdateablePropLock")
     private int mSessionId;
     @GuardedBy("mUpdateablePropLock")
@@ -364,7 +367,7 @@
         mClientUid = uid;
         mClientPid = pid;
         mMutedState = 0;
-        mDeviceId = PLAYER_DEVICEID_INVALID;
+        mDeviceIds = AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID;
         mPlayerState = PLAYER_STATE_IDLE;
         mPlayerAttr = pic.mAttributes;
         if ((sPlayerDeathMonitor != null) && (pic.mIPlayer != null)) {
@@ -388,10 +391,11 @@
     }
 
     // sets the fields that are updateable and require synchronization
-    private void setUpdateableFields(int deviceId, int sessionId, int mutedState, FormatInfo format)
+    private void setUpdateableFields(int[] deviceIds, int sessionId, int mutedState,
+            FormatInfo format)
     {
         synchronized (mUpdateablePropLock) {
-            mDeviceId = deviceId;
+            mDeviceIds = deviceIds;
             mSessionId = sessionId;
             mMutedState = mutedState;
             mFormatInfo = format;
@@ -427,7 +431,7 @@
         anonymCopy.mClientPid = PLAYER_UPID_INVALID;
         anonymCopy.mIPlayerShell = null;
         anonymCopy.setUpdateableFields(
-                /*deviceId*/ PLAYER_DEVICEID_INVALID,
+                /*deviceIds*/ new int[0],
                 /*sessionId*/ AudioSystem.AUDIO_SESSION_ALLOCATE,
                 /*mutedState*/ 0,
                 FormatInfo.DEFAULT);
@@ -471,14 +475,14 @@
     @Deprecated
     @FlaggedApi(FLAG_ROUTED_DEVICE_IDS)
     public @Nullable AudioDeviceInfo getAudioDeviceInfo() {
-        final int deviceId;
+        final int[] deviceIds;
         synchronized (mUpdateablePropLock) {
-            deviceId = mDeviceId;
+            deviceIds = mDeviceIds;
         }
-        if (deviceId == PLAYER_DEVICEID_INVALID) {
+        if (deviceIds.length == 0) {
             return null;
         }
-        return AudioManager.getDeviceForPortId(deviceId, AudioManager.GET_DEVICES_OUTPUTS);
+        return AudioManager.getDeviceForPortId(deviceIds[0], AudioManager.GET_DEVICES_OUTPUTS);
     }
 
     /**
@@ -491,9 +495,17 @@
     @RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING)
     public @NonNull List<AudioDeviceInfo> getAudioDeviceInfos() {
         List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
-        AudioDeviceInfo audioDeviceInfo = getAudioDeviceInfo();
-        if (audioDeviceInfo != null) {
-            audioDeviceInfos.add(audioDeviceInfo);
+        final int[] deviceIds;
+        synchronized (mUpdateablePropLock) {
+            deviceIds = mDeviceIds;
+        }
+
+        for (int i = 0; i < deviceIds.length; i++) {
+            AudioDeviceInfo audioDeviceInfo = AudioManager.getDeviceForPortId(deviceIds[i],
+                    AudioManager.GET_DEVICES_OUTPUTS);
+            if (audioDeviceInfo != null) {
+                audioDeviceInfos.add(audioDeviceInfo);
+            }
         }
         return audioDeviceInfos;
     }
@@ -701,15 +713,15 @@
      * @hide
      * Handle a player state change
      * @param event
-     * @param deviceId active device id or {@Code PLAYER_DEVICEID_INVALID}
-     * <br>Note device id is valid for {@code PLAYER_UPDATE_DEVICE_ID} or
-     * <br>{@code PLAYER_STATE_STARTED} events, as the device id will be reset to none when
-     * <br>pausing or stopping playback. It will be set to active device when playback starts or
+     * @param deviceIds an array of device ids. This can be empty.
+     * <br>Note device ids are non-empty for {@code PLAYER_UPDATE_DEVICE_ID} or
+     * <br>{@code PLAYER_STATE_STARTED} events, as the device ids will be emptied when pausing
+     * <br>or stopping playback. It will be set to active devices when playback starts or
      * <br>it will be changed when PLAYER_UPDATE_DEVICE_ID is sent. The latter can happen if the
-     * <br>device changes in the middle of playback.
+     * <br>devices change in the middle of playback.
      * @return true if the state changed, false otherwise
      */
-    public boolean handleStateEvent(int event, int deviceId) {
+    public boolean handleStateEvent(int event, int[] deviceIds) {
         boolean changed = false;
         synchronized (mUpdateablePropLock) {
 
@@ -720,8 +732,8 @@
             }
 
             if (event == PLAYER_STATE_STARTED || event == PLAYER_UPDATE_DEVICE_ID) {
-                changed = changed || (mDeviceId != deviceId);
-                mDeviceId = deviceId;
+                changed = changed || !Arrays.equals(mDeviceIds, deviceIds);
+                mDeviceIds = deviceIds;
             }
 
             if (changed && (event == PLAYER_STATE_RELEASED) && (mIPlayerShell != null)) {
@@ -801,8 +813,8 @@
     @Override
     public int hashCode() {
         synchronized (mUpdateablePropLock) {
-            return Objects.hash(mPlayerIId, mDeviceId, mMutedState, mPlayerType, mClientUid,
-                    mClientPid, mSessionId);
+            return Objects.hash(mPlayerIId, Arrays.toString(mDeviceIds), mMutedState, mPlayerType,
+                    mClientUid, mClientPid, mSessionId);
         }
     }
 
@@ -815,7 +827,7 @@
     public void writeToParcel(Parcel dest, int flags) {
         synchronized (mUpdateablePropLock) {
             dest.writeInt(mPlayerIId);
-            dest.writeInt(mDeviceId);
+            dest.writeIntArray(mDeviceIds);
             dest.writeInt(mMutedState);
             dest.writeInt(mPlayerType);
             dest.writeInt(mClientUid);
@@ -834,7 +846,10 @@
 
     private AudioPlaybackConfiguration(Parcel in) {
         mPlayerIId = in.readInt();
-        mDeviceId = in.readInt();
+        mDeviceIds = new int[in.readInt()];
+        for (int i = 0; i < mDeviceIds.length; i++) {
+            mDeviceIds[i] = in.readInt();
+        }
         mMutedState = in.readInt();
         mPlayerType = in.readInt();
         mClientUid = in.readInt();
@@ -855,7 +870,7 @@
         AudioPlaybackConfiguration that = (AudioPlaybackConfiguration) o;
 
         return ((mPlayerIId == that.mPlayerIId)
-                && (mDeviceId == that.mDeviceId)
+                && Arrays.equals(mDeviceIds, that.mDeviceIds)
                 && (mMutedState == that.mMutedState)
                 && (mPlayerType == that.mPlayerType)
                 && (mClientUid == that.mClientUid)
@@ -868,7 +883,7 @@
         StringBuilder apcToString = new StringBuilder();
         synchronized (mUpdateablePropLock) {
             apcToString.append("AudioPlaybackConfiguration piid:").append(mPlayerIId).append(
-                    " deviceId:").append(mDeviceId).append(" type:").append(
+                    " deviceIds:").append(Arrays.toString(mDeviceIds)).append(" type:").append(
                     toLogFriendlyPlayerType(mPlayerType)).append(" u/pid:").append(
                     mClientUid).append(
                     "/").append(mClientPid).append(" state:").append(
diff --git a/media/java/android/media/AudioRecord.java b/media/java/android/media/AudioRecord.java
index 9394941..cacd59f 100644
--- a/media/java/android/media/AudioRecord.java
+++ b/media/java/android/media/AudioRecord.java
@@ -1908,17 +1908,37 @@
     }
 
     /**
+     * Internal API of getRoutedDevices(). We should not call flag APIs internally.
+     */
+    private @NonNull List<AudioDeviceInfo> getRoutedDevicesInternal() {
+        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
+        final int[] deviceIds = native_getRoutedDeviceIds();
+        if (deviceIds == null || deviceIds.length == 0) {
+            return audioDeviceInfos;
+        }
+
+        for (int i = 0; i < deviceIds.length; i++) {
+            AudioDeviceInfo audioDeviceInfo = AudioManager.getDeviceForPortId(deviceIds[i],
+                    AudioManager.GET_DEVICES_INPUTS);
+            if (audioDeviceInfo != null) {
+                audioDeviceInfos.add(audioDeviceInfo);
+            }
+        }
+        return audioDeviceInfos;
+    }
+
+    /**
      * Returns an {@link AudioDeviceInfo} identifying the current routing of this AudioRecord.
      * Note: The query is only valid if the AudioRecord is currently recording. If it is not,
      * <code>getRoutedDevice()</code> will return null.
      */
     @Override
     public AudioDeviceInfo getRoutedDevice() {
-        int deviceId = native_getRoutedDeviceId();
-        if (deviceId == 0) {
+        final List<AudioDeviceInfo> audioDeviceInfos = getRoutedDevicesInternal();
+        if (audioDeviceInfos.isEmpty()) {
             return null;
         }
-        return AudioManager.getDeviceForPortId(deviceId, AudioManager.GET_DEVICES_INPUTS);
+        return audioDeviceInfos.get(0);
     }
 
     /**
@@ -1930,12 +1950,7 @@
     @Override
     @FlaggedApi(FLAG_ROUTED_DEVICE_IDS)
     public @NonNull List<AudioDeviceInfo> getRoutedDevices() {
-        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
-        AudioDeviceInfo audioDeviceInfo = getRoutedDevice();
-        if (audioDeviceInfo != null) {
-            audioDeviceInfos.add(audioDeviceInfo);
-        }
-        return audioDeviceInfos;
+        return getRoutedDevicesInternal();
     }
 
     /**
@@ -2513,7 +2528,7 @@
             int sampleRateInHz, int channelCount, int audioFormat);
 
     private native final boolean native_setInputDevice(int deviceId);
-    private native final int native_getRoutedDeviceId();
+    private native int[] native_getRoutedDeviceIds();
     private native final void native_enableDeviceCallback();
     private native final void native_disableDeviceCallback();
 
diff --git a/media/java/android/media/AudioTrack.java b/media/java/android/media/AudioTrack.java
index 93a1831..a5d9adb 100644
--- a/media/java/android/media/AudioTrack.java
+++ b/media/java/android/media/AudioTrack.java
@@ -3023,7 +3023,7 @@
             }
         }
         synchronized(mPlayStateLock) {
-            baseStart(0); // unknown device at this point
+            baseStart(new int[0]); // unknown device at this point
             native_start();
             // FIXME see b/179218630
             //baseStart(native_getRoutedDeviceId());
@@ -3784,6 +3784,26 @@
     }
 
     /**
+     * Internal API of getRoutedDevices(). We should not call flag APIs internally.
+     */
+    private @NonNull List<AudioDeviceInfo> getRoutedDevicesInternal() {
+        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
+        final int[] deviceIds = native_getRoutedDeviceIds();
+        if (deviceIds == null || deviceIds.length == 0) {
+            return audioDeviceInfos;
+        }
+
+        for (int i = 0; i < deviceIds.length; i++) {
+            AudioDeviceInfo audioDeviceInfo = AudioManager.getDeviceForPortId(deviceIds[i],
+                    AudioManager.GET_DEVICES_OUTPUTS);
+            if (audioDeviceInfo != null) {
+                audioDeviceInfos.add(audioDeviceInfo);
+            }
+        }
+        return audioDeviceInfos;
+    }
+
+    /**
      * Returns an {@link AudioDeviceInfo} identifying the current routing of this AudioTrack.
      * Note: The query is only valid if the AudioTrack is currently playing. If it is not,
      * <code>getRoutedDevice()</code> will return null.
@@ -3792,11 +3812,11 @@
      */
     @Override
     public AudioDeviceInfo getRoutedDevice() {
-        int deviceId = native_getRoutedDeviceId();
-        if (deviceId == 0) {
+        final List<AudioDeviceInfo> audioDeviceInfos = getRoutedDevicesInternal();
+        if (audioDeviceInfos.isEmpty()) {
             return null;
         }
-        return AudioManager.getDeviceForPortId(deviceId, AudioManager.GET_DEVICES_OUTPUTS);
+        return audioDeviceInfos.get(0);
     }
 
     /**
@@ -3808,12 +3828,7 @@
     @Override
     @FlaggedApi(FLAG_ROUTED_DEVICE_IDS)
     public @NonNull List<AudioDeviceInfo> getRoutedDevices() {
-        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
-        AudioDeviceInfo audioDeviceInfo = getRoutedDevice();
-        if (audioDeviceInfo != null) {
-            audioDeviceInfos.add(audioDeviceInfo);
-        }
-        return audioDeviceInfos;
+        return getRoutedDevicesInternal();
     }
 
     private void tryToDisableNativeRoutingCallback() {
@@ -3973,7 +3988,7 @@
      */
     private void broadcastRoutingChange() {
         AudioManager.resetAudioPortGeneration();
-        baseUpdateDeviceId(getRoutedDevice());
+        baseUpdateDeviceIds(getRoutedDevicesInternal());
         synchronized (mRoutingChangeListeners) {
             for (NativeRoutingEventHandlerDelegate delegate : mRoutingChangeListeners.values()) {
                 delegate.notifyClient();
@@ -4530,7 +4545,7 @@
     private native final int native_setAuxEffectSendLevel(float level);
 
     private native final boolean native_setOutputDevice(int deviceId);
-    private native final int native_getRoutedDeviceId();
+    private native int[] native_getRoutedDeviceIds();
     private native final void native_enableDeviceCallback();
     private native final void native_disableDeviceCallback();
 
diff --git a/media/java/android/media/HwAudioSource.java b/media/java/android/media/HwAudioSource.java
index 167ab65..68a3aa7 100644
--- a/media/java/android/media/HwAudioSource.java
+++ b/media/java/android/media/HwAudioSource.java
@@ -145,7 +145,14 @@
                 mAudioAttributes);
         if (isPlaying()) {
             // FIXME: b/174876389 clean up device id reporting
-            baseStart(getDeviceId());
+            // Set as deviceIds empty and create an array with element if device id is valid.
+            int[] deviceIds = AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID;
+            int deviceId = getDeviceId();
+            if (deviceId != 0) {
+                deviceIds = new int[1];
+                deviceIds[0] = deviceId;
+            }
+            baseStart(deviceIds);
         }
     }
 
diff --git a/media/java/android/media/IAudioService.aidl b/media/java/android/media/IAudioService.aidl
index 9fd3f5b..08b0dd3 100644
--- a/media/java/android/media/IAudioService.aidl
+++ b/media/java/android/media/IAudioService.aidl
@@ -87,7 +87,7 @@
 
     oneway void playerAttributes(in int piid, in AudioAttributes attr);
 
-    oneway void playerEvent(in int piid, in int event, in int eventId);
+    oneway void playerEvent(in int piid, in int event, in int[] eventId);
 
     oneway void releasePlayer(in int piid);
 
diff --git a/media/java/android/media/MediaCodecInfo.java b/media/java/android/media/MediaCodecInfo.java
index 96edd63..782db35 100644
--- a/media/java/android/media/MediaCodecInfo.java
+++ b/media/java/android/media/MediaCodecInfo.java
@@ -1876,6 +1876,8 @@
      * Codecs with this security model is not included in
      * {@link MediaCodecList#REGULAR_CODECS}, but included in
      * {@link MediaCodecList#ALL_CODECS}.
+     *
+     * @hide
      */
     @FlaggedApi(FLAG_IN_PROCESS_SW_AUDIO_CODEC)
     public static final int SECURITY_MODEL_TRUSTED_CONTENT_ONLY = 2;
diff --git a/media/java/android/media/MediaFormat.java b/media/java/android/media/MediaFormat.java
index bd65b2e..bc09aee 100644
--- a/media/java/android/media/MediaFormat.java
+++ b/media/java/android/media/MediaFormat.java
@@ -1748,6 +1748,7 @@
             (1 << MediaCodecInfo.SECURITY_MODEL_MEMORY_SAFE);
     /**
      * Flag for {@link MediaCodecInfo#SECURITY_MODEL_TRUSTED_CONTENT_ONLY}.
+     * @hide
      */
     @FlaggedApi(FLAG_IN_PROCESS_SW_AUDIO_CODEC)
     public static final int FLAG_SECURITY_MODEL_TRUSTED_CONTENT_ONLY =
@@ -1759,8 +1760,7 @@
      * The associated value is a flag of the following values:
      * {@link FLAG_SECURITY_MODEL_SANDBOXED},
      * {@link FLAG_SECURITY_MODEL_MEMORY_SAFE},
-     * {@link FLAG_SECURITY_MODEL_TRUSTED_CONTENT_ONLY}. The default value is
-     * {@link FLAG_SECURITY_MODEL_SANDBOXED}.
+     * The default value is {@link FLAG_SECURITY_MODEL_SANDBOXED}.
      * <p>
      * When passed to {@link MediaCodecList#findDecoderForFormat} or
      * {@link MediaCodecList#findEncoderForFormat}, MediaCodecList filters
diff --git a/media/java/android/media/MediaPlayer.java b/media/java/android/media/MediaPlayer.java
index 158bc7f..f1c2a7a 100644
--- a/media/java/android/media/MediaPlayer.java
+++ b/media/java/android/media/MediaPlayer.java
@@ -1415,7 +1415,7 @@
     }
 
     private void startImpl() {
-        baseStart(0); // unknown device at this point
+        baseStart(new int[0]); // unknown device at this point
         stayAwake(true);
         tryToEnableNativeRoutingCallback();
         _start();
@@ -1541,6 +1541,26 @@
     }
 
     /**
+     * Internal API of getRoutedDevices(). We should not call flag APIs internally.
+     */
+    private @NonNull List<AudioDeviceInfo> getRoutedDevicesInternal() {
+        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
+        final int[] deviceIds = native_getRoutedDeviceIds();
+        if (deviceIds == null || deviceIds.length == 0) {
+            return audioDeviceInfos;
+        }
+
+        for (int i = 0; i < deviceIds.length; i++) {
+            AudioDeviceInfo audioDeviceInfo = AudioManager.getDeviceForPortId(deviceIds[i],
+                    AudioManager.GET_DEVICES_OUTPUTS);
+            if (audioDeviceInfo != null) {
+                audioDeviceInfos.add(audioDeviceInfo);
+            }
+        }
+        return audioDeviceInfos;
+    }
+
+    /**
      * Returns an {@link AudioDeviceInfo} identifying the current routing of this MediaPlayer
      * Note: The query is only valid if the MediaPlayer is currently playing.
      * If the player is not playing, the returned device can be null or correspond to previously
@@ -1550,11 +1570,11 @@
      */
     @Override
     public AudioDeviceInfo getRoutedDevice() {
-        int deviceId = native_getRoutedDeviceId();
-        if (deviceId == 0) {
+        final List<AudioDeviceInfo> audioDeviceInfos = getRoutedDevicesInternal();
+        if (audioDeviceInfos.isEmpty()) {
             return null;
         }
-        return AudioManager.getDeviceForPortId(deviceId, AudioManager.GET_DEVICES_OUTPUTS);
+        return audioDeviceInfos.get(0);
     }
 
     /**
@@ -1567,12 +1587,7 @@
     @Override
     @FlaggedApi(FLAG_ROUTED_DEVICE_IDS)
     public @NonNull List<AudioDeviceInfo> getRoutedDevices() {
-        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
-        AudioDeviceInfo audioDeviceInfo = getRoutedDevice();
-        if (audioDeviceInfo != null) {
-            audioDeviceInfos.add(audioDeviceInfo);
-        }
-        return audioDeviceInfos;
+        return getRoutedDevicesInternal();
     }
 
     /**
@@ -1584,7 +1599,7 @@
             // Prevent the case where an event is triggered by registering a routing change
             // listener via the media player.
             if (mEnableSelfRoutingMonitor) {
-                baseUpdateDeviceId(getRoutedDevice());
+                baseUpdateDeviceIds(getRoutedDevicesInternal());
             }
             for (NativeRoutingEventHandlerDelegate delegate
                     : mRoutingChangeListeners.values()) {
@@ -1694,7 +1709,7 @@
     }
 
     private native final boolean native_setOutputDevice(int deviceId);
-    private native final int native_getRoutedDeviceId();
+    private native int[] native_getRoutedDeviceIds();
     private native final void native_enableDeviceCallback(boolean enabled);
 
     /**
diff --git a/media/java/android/media/MediaRecorder.java b/media/java/android/media/MediaRecorder.java
index f75bcf3..7af78b8 100644
--- a/media/java/android/media/MediaRecorder.java
+++ b/media/java/android/media/MediaRecorder.java
@@ -1684,6 +1684,26 @@
     }
 
     /**
+     * Internal API of getRoutedDevices(). We should not call flag APIs internally.
+     */
+    private @NonNull List<AudioDeviceInfo> getRoutedDevicesInternal() {
+        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
+        final int[] deviceIds = native_getRoutedDeviceIds();
+        if (deviceIds == null || deviceIds.length == 0) {
+            return audioDeviceInfos;
+        }
+
+        for (int i = 0; i < deviceIds.length; i++) {
+            AudioDeviceInfo audioDeviceInfo = AudioManager.getDeviceForPortId(deviceIds[i],
+                    AudioManager.GET_DEVICES_INPUTS);
+            if (audioDeviceInfo != null) {
+                audioDeviceInfos.add(audioDeviceInfo);
+            }
+        }
+        return audioDeviceInfos;
+    }
+
+    /**
      * Returns an {@link AudioDeviceInfo} identifying the current routing of this MediaRecorder
      * Note: The query is only valid if the MediaRecorder is currently recording.
      * If the recorder is not recording, the returned device can be null or correspond to previously
@@ -1691,11 +1711,11 @@
      */
     @Override
     public AudioDeviceInfo getRoutedDevice() {
-        int deviceId = native_getRoutedDeviceId();
-        if (deviceId == 0) {
+        final List<AudioDeviceInfo> audioDeviceInfos = getRoutedDevicesInternal();
+        if (audioDeviceInfos.isEmpty()) {
             return null;
         }
-        return AudioManager.getDeviceForPortId(deviceId, AudioManager.GET_DEVICES_INPUTS);
+        return audioDeviceInfos.get(0);
     }
 
     /**
@@ -1708,12 +1728,7 @@
     @Override
     @FlaggedApi(FLAG_ROUTED_DEVICE_IDS)
     public @NonNull List<AudioDeviceInfo> getRoutedDevices() {
-        List<AudioDeviceInfo> audioDeviceInfos = new ArrayList<AudioDeviceInfo>();
-        AudioDeviceInfo audioDeviceInfo = getRoutedDevice();
-        if (audioDeviceInfo != null) {
-            audioDeviceInfos.add(audioDeviceInfo);
-        }
-        return audioDeviceInfos;
+        return getRoutedDevicesInternal();
     }
 
     /*
@@ -1773,7 +1788,7 @@
     }
 
     private native final boolean native_setInputDevice(int deviceId);
-    private native final int native_getRoutedDeviceId();
+    private native int[] native_getRoutedDeviceIds();
     private native final void native_enableDeviceCallback(boolean enabled);
 
     //--------------------------------------------------------------------------
diff --git a/media/java/android/media/PlayerBase.java b/media/java/android/media/PlayerBase.java
index 3f44b09..dbf8338ac 100644
--- a/media/java/android/media/PlayerBase.java
+++ b/media/java/android/media/PlayerBase.java
@@ -39,6 +39,8 @@
 import com.android.internal.app.IAppOpsService;
 
 import java.lang.ref.WeakReference;
+import java.util.Arrays;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -91,7 +93,7 @@
     @GuardedBy("mLock")
     private float mVolMultiplier = 1.0f;
     @GuardedBy("mLock")
-    private int mDeviceId;
+    private @NonNull int[] mDeviceIds = AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID;
 
     /**
      * Constructor. Must be given audio attributes, as they are required for AppOps.
@@ -158,35 +160,36 @@
         }
     }
 
-    void baseUpdateDeviceId(@Nullable AudioDeviceInfo deviceInfo) {
-        int deviceId = 0;
-        if (deviceInfo != null) {
-            deviceId = deviceInfo.getId();
+    void baseUpdateDeviceIds(@NonNull List<AudioDeviceInfo> deviceInfos) {
+        int[] deviceIds = new int[deviceInfos.size()];
+        for (int i = 0; i < deviceInfos.size(); i++) {
+            deviceIds[i] = deviceInfos.get(i).getId();
         }
+
         int piid;
         synchronized (mLock) {
             piid = mPlayerIId;
-            mDeviceId = deviceId;
+            mDeviceIds = deviceIds;
         }
         try {
             getService().playerEvent(piid,
-                    AudioPlaybackConfiguration.PLAYER_UPDATE_DEVICE_ID, deviceId);
+                    AudioPlaybackConfiguration.PLAYER_UPDATE_DEVICE_ID, deviceIds);
         } catch (RemoteException e) {
             Log.e(TAG, "Error talking to audio service, "
-                    + deviceId
+                    + Arrays.toString(deviceIds)
                     + " device id will not be tracked for piid=" + piid, e);
         }
     }
 
-    private void updateState(int state, int deviceId) {
+    private void updateState(int state, @NonNull int[] deviceIds) {
         final int piid;
         synchronized (mLock) {
             mState = state;
             piid = mPlayerIId;
-            mDeviceId = deviceId;
+            mDeviceIds = deviceIds;
         }
         try {
-            getService().playerEvent(piid, state, deviceId);
+            getService().playerEvent(piid, state, deviceIds);
         } catch (RemoteException e) {
             Log.e(TAG, "Error talking to audio service, "
                     + AudioPlaybackConfiguration.toLogFriendlyPlayerState(state)
@@ -194,11 +197,12 @@
         }
     }
 
-    void baseStart(int deviceId) {
+    void baseStart(@NonNull int[] deviceIds) {
         if (DEBUG) {
-            Log.v(TAG, "baseStart() piid=" + mPlayerIId + " deviceId=" + deviceId);
+            Log.v(TAG, "baseStart() piid=" + mPlayerIId + " deviceId="
+                    + Arrays.toString(deviceIds));
         }
-        updateState(AudioPlaybackConfiguration.PLAYER_STATE_STARTED, deviceId);
+        updateState(AudioPlaybackConfiguration.PLAYER_STATE_STARTED, deviceIds);
     }
 
     void baseSetStartDelayMs(int delayMs) {
@@ -215,12 +219,12 @@
 
     void basePause() {
         if (DEBUG) { Log.v(TAG, "basePause() piid=" + mPlayerIId); }
-        updateState(AudioPlaybackConfiguration.PLAYER_STATE_PAUSED, 0);
+        updateState(AudioPlaybackConfiguration.PLAYER_STATE_PAUSED, new int[0]);
     }
 
     void baseStop() {
         if (DEBUG) { Log.v(TAG, "baseStop() piid=" + mPlayerIId); }
-        updateState(AudioPlaybackConfiguration.PLAYER_STATE_STOPPED, 0);
+        updateState(AudioPlaybackConfiguration.PLAYER_STATE_STOPPED, new int[0]);
     }
 
     void baseSetPan(float pan) {
diff --git a/media/java/android/media/SoundPool.java b/media/java/android/media/SoundPool.java
index 7b9ff23..f22cc9c 100644
--- a/media/java/android/media/SoundPool.java
+++ b/media/java/android/media/SoundPool.java
@@ -317,7 +317,7 @@
         // FIXME: b/174876164 implement device id for soundpool
         try {
             Trace.traceBegin(Trace.TRACE_TAG_AUDIO, "SoundPool.play");
-            baseStart(0);
+            baseStart(new int[0]);
             return _play(soundID, leftVolume, rightVolume, priority, loop, rate, getPlayerIId());
         } finally {
             Trace.traceEnd(Trace.TRACE_TAG_AUDIO);
diff --git a/media/java/android/media/quality/MediaQualityContract.java b/media/java/android/media/quality/MediaQualityContract.java
index f07ef87..5fec86a 100644
--- a/media/java/android/media/quality/MediaQualityContract.java
+++ b/media/java/android/media/quality/MediaQualityContract.java
@@ -23,7 +23,6 @@
 /**
  * The contract between the media quality service and applications. Contains definitions for the
  * commonly used parameter names.
- * @hide
  */
 @FlaggedApi(Flags.FLAG_MEDIA_QUALITY_FW)
 public class MediaQualityContract {
@@ -42,9 +41,8 @@
 
     /**
      * Parameters picture quality.
-     * @hide
      */
-    public static final class PictureQuality implements BaseParameters {
+    public static final class PictureQuality {
         /**
          * The brightness.
          *
diff --git a/media/java/android/media/quality/MediaQualityManager.java b/media/java/android/media/quality/MediaQualityManager.java
index dcf4971..28fe9b6 100644
--- a/media/java/android/media/quality/MediaQualityManager.java
+++ b/media/java/android/media/quality/MediaQualityManager.java
@@ -20,6 +20,7 @@
 import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.SystemApi;
 import android.annotation.SystemService;
 import android.content.Context;
 import android.media.tv.flags.Flags;
@@ -37,7 +38,6 @@
 /**
  * Central system API to the overall media quality, which arbitrates interaction between
  * applications and media quality service.
- * @hide
  */
 @FlaggedApi(Flags.FLAG_MEDIA_QUALITY_FW)
 @SystemService(Context.MEDIA_QUALITY_SERVICE)
@@ -180,7 +180,6 @@
 
     /**
      * Registers a {@link PictureProfileCallback}.
-     * @hide
      */
     public void registerPictureProfileCallback(
             @NonNull @CallbackExecutor Executor executor,
@@ -194,7 +193,6 @@
 
     /**
      * Unregisters the existing {@link PictureProfileCallback}.
-     * @hide
      */
     public void unregisterPictureProfileCallback(@NonNull final PictureProfileCallback callback) {
         Preconditions.checkNotNull(callback);
@@ -216,7 +214,6 @@
      *
      * @return the corresponding picture profile if available; {@code null} if the name doesn't
      *         exist.
-     * @hide
      */
     @Nullable
     public PictureProfile getPictureProfile(
@@ -232,8 +229,9 @@
     /**
      * Gets profiles that available to the given package.
      *
-     * @hide @SystemApi
+     * @hide
      */
+    @SystemApi
     @NonNull
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     public List<PictureProfile> getPictureProfilesByPackage(@NonNull String packageName) {
@@ -260,8 +258,9 @@
      * Gets all package names whose picture profiles are available.
      *
      * @see #getPictureProfilesByPackage(String)
-     * @hide @SystemApi
+     * @hide
      */
+    @SystemApi
     @NonNull
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     public List<String> getPictureProfilePackageNames() {
@@ -276,14 +275,12 @@
     /**
      * Creates a picture profile and store it in the system.
      *
-     * @return the stored profile with an assigned profile ID. {@code null} if it's not created
-     * successfully.
-     * @hide
+     * <p>If the profile is created successfully,
+     * {@link PictureProfileCallback#onPictureProfileAdded(String, PictureProfile)} is invoked.
      */
-    @Nullable
-    public PictureProfile createPictureProfile(@NonNull PictureProfile pp) {
+    public void createPictureProfile(@NonNull PictureProfile pp) {
         try {
-            return mService.createPictureProfile(pp);
+            mService.createPictureProfile(pp);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
@@ -292,7 +289,6 @@
 
     /**
      * Updates an existing picture profile and store it in the system.
-     * @hide
      */
     public void updatePictureProfile(@NonNull String profileId, @NonNull PictureProfile pp) {
         try {
@@ -305,7 +301,6 @@
 
     /**
      * Removes a picture profile from the system.
-     * @hide
      */
     public void removePictureProfile(@NonNull String profileId) {
         try {
@@ -453,7 +448,6 @@
 
     /**
      * Gets capability information of the given parameters.
-     * @hide
      */
     @NonNull
     public List<ParamCapability> getParamCapabilities(@NonNull List<String> names) {
@@ -471,6 +465,7 @@
      * @see #removePictureProfile(String)
      * @hide
      */
+    @SystemApi
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     @NonNull
     public List<String> getPictureProfileAllowList() {
@@ -485,6 +480,7 @@
      * Sets the allowlist of packages that can create and removed picture profiles
      * @hide
      */
+    @SystemApi
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     public void setPictureProfileAllowList(@NonNull List<String> packageNames) {
         try {
@@ -544,6 +540,7 @@
      * @param enabled {@code true} to enable, {@code false} to disable.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     public void setAutoPictureQualityEnabled(boolean enabled) {
         try {
@@ -555,7 +552,6 @@
 
     /**
      * Returns {@code true} if auto picture quality is enabled; {@code false} otherwise.
-     * @hide
      */
     public boolean isAutoPictureQualityEnabled() {
         try {
@@ -572,6 +568,7 @@
      * @param enabled {@code true} to enable, {@code false} to disable.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
     public void setSuperResolutionEnabled(boolean enabled) {
         try {
@@ -583,7 +580,6 @@
 
     /**
      * Returns {@code true} if super resolution is enabled; {@code false} otherwise.
-     * @hide
      */
     public boolean isSuperResolutionEnabled() {
         try {
@@ -830,8 +826,7 @@
     }
 
     /**
-     * Callback used to monitor status of picture profiles.
-     * @hide
+     * Callback used to monitor status of picture profiles
      */
     public abstract static class PictureProfileCallback {
         /**
@@ -839,7 +834,6 @@
          *
          * @param profileId the ID of the profile.
          * @param profile the newly added profile.
-         * @hide
          */
         public void onPictureProfileAdded(
                 @NonNull String profileId, @NonNull PictureProfile profile) {
@@ -850,7 +844,6 @@
          *
          * @param profileId the ID of the profile.
          * @param profile the profile with updated info.
-         * @hide
          */
         public void onPictureProfileUpdated(
                 @NonNull String profileId, @NonNull PictureProfile profile) {
@@ -861,7 +854,6 @@
          *
          * @param profileId the ID of the profile.
          * @param profile the removed profile.
-         * @hide
          */
         public void onPictureProfileRemoved(
                 @NonNull String profileId, @NonNull PictureProfile profile) {
@@ -871,7 +863,6 @@
          * This is invoked when an issue has occurred.
          *
          * @param errorCode the error code
-         * @hide
          */
         public void onError(@PictureProfile.ErrorCode int errorCode) {
         }
@@ -883,7 +874,6 @@
          * @param profileId the ID of the profile used by the media content. {@code null} if there
          *                  is no associated profile
          * @param updatedCaps the updated capabilities.
-         * @hide
          */
         public void onParamCapabilitiesChanged(
                 @Nullable String profileId, @NonNull List<ParamCapability> updatedCaps) {
diff --git a/media/java/android/media/quality/ParamCapability.java b/media/java/android/media/quality/ParamCapability.java
index 0b698a9..ed11abd 100644
--- a/media/java/android/media/quality/ParamCapability.java
+++ b/media/java/android/media/quality/ParamCapability.java
@@ -31,7 +31,6 @@
 
 /**
  * Capability info of media quality parameters
- * @hide
  */
 @FlaggedApi(Flags.FLAG_MEDIA_QUALITY_FW)
 public final class ParamCapability implements Parcelable {
diff --git a/media/java/android/media/quality/PictureProfile.java b/media/java/android/media/quality/PictureProfile.java
index 2be47dd..dcb4222 100644
--- a/media/java/android/media/quality/PictureProfile.java
+++ b/media/java/android/media/quality/PictureProfile.java
@@ -18,11 +18,12 @@
 
 import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
+import android.annotation.SystemApi;
 import android.media.tv.TvInputInfo;
 import android.media.tv.flags.Flags;
-import android.os.Bundle;
 import android.os.Parcel;
 import android.os.Parcelable;
+import android.os.PersistableBundle;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -33,7 +34,6 @@
 
 /**
  * Profile for picture quality.
- * @hide
  */
 @FlaggedApi(Flags.FLAG_MEDIA_QUALITY_FW)
 public final class PictureProfile implements Parcelable {
@@ -47,7 +47,7 @@
     @NonNull
     private final String mPackageName;
     @NonNull
-    private final Bundle mParams;
+    private final PersistableBundle mParams;
 
     /** @hide */
     @Retention(RetentionPolicy.SOURCE)
@@ -59,14 +59,14 @@
     /**
      * System profile type.
      *
-     * <p>A profile of system type is managed by the system, and readable to the package define in
+     * <p>A profile of system type is managed by the system, and readable to the package returned by
      * {@link #getPackageName()}.
      */
     public static final int TYPE_SYSTEM = 1;
     /**
      * Application profile type.
      *
-     * <p>A profile of application type is managed by the package define in
+     * <p>A profile of application type is managed by the package returned by
      * {@link #getPackageName()}.
      */
     public static final int TYPE_APPLICATION = 2;
@@ -84,13 +84,11 @@
 
     /**
      * Error code for unknown errors.
-     * @hide
      */
     public static final int ERROR_UNKNOWN = 0;
 
     /**
      * Error code for missing necessary permission to handle the profiles.
-     * @hide
      */
     public static final int ERROR_NO_PERMISSION = 1;
 
@@ -99,13 +97,11 @@
      *
      * @see #getProfileType()
      * @see #getName()
-     * @hide
      */
     public static final int ERROR_DUPLICATE = 2;
 
     /**
      * Error code for invalid argument.
-     * @hide
      */
     public static final int ERROR_INVALID_ARGUMENT = 3;
 
@@ -114,7 +110,6 @@
      * list.
      *
      * @see MediaQualityManager#getPictureProfileAllowList()
-     * @hide
      */
     public static final int ERROR_NOT_ALLOWLISTED = 4;
 
@@ -125,7 +120,7 @@
         mName = in.readString();
         mInputId = in.readString();
         mPackageName = in.readString();
-        mParams = in.readBundle();
+        mParams = in.readPersistableBundle();
     }
 
     @Override
@@ -135,7 +130,7 @@
         dest.writeString(mName);
         dest.writeString(mInputId);
         dest.writeString(mPackageName);
-        dest.writeBundle(mParams);
+        dest.writePersistableBundle(mParams);
     }
 
     @Override
@@ -168,7 +163,7 @@
             @NonNull String name,
             @Nullable String inputId,
             @NonNull String packageName,
-            @NonNull Bundle params) {
+            @NonNull PersistableBundle params) {
         this.mId = id;
         this.mType = type;
         this.mName = name;
@@ -251,13 +246,12 @@
      * {@link MediaQualityContract.PictureQuality}.
      */
     @NonNull
-    public Bundle getParameters() {
-        return new Bundle(mParams);
+    public PersistableBundle getParameters() {
+        return new PersistableBundle(mParams);
     }
 
     /**
      * A builder for {@link PictureProfile}.
-     * @hide
      */
     public static final class Builder {
         @Nullable
@@ -270,7 +264,7 @@
         @NonNull
         private String mPackageName;
         @NonNull
-        private Bundle mParams;
+        private PersistableBundle mParams;
 
         /**
          * Creates a new Builder.
@@ -291,8 +285,6 @@
             mParams = p.getParameters();
         }
 
-        /* @hide using by MediaQualityService */
-
         /**
          * Only used by system to assign the ID.
          * @hide
@@ -306,8 +298,9 @@
         /**
          * Sets profile type.
          *
-         * @hide @SystemApi
+         * @hide
          */
+        @SystemApi
         @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
         @NonNull
         public Builder setProfileType(@ProfileType int value) {
@@ -320,8 +313,9 @@
          *
          * @see PictureProfile#getInputId()
          *
-         * @hide @SystemApi
+         * @hide
          */
+        @SystemApi
         @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
         @NonNull
         public Builder setInputId(@NonNull String value) {
@@ -334,8 +328,9 @@
          *
          * @see PictureProfile#getPackageName()
          *
-         * @hide @SystemApi
+         * @hide
          */
+        @SystemApi
         @RequiresPermission(android.Manifest.permission.MANAGE_GLOBAL_PICTURE_QUALITY_SERVICE)
         @NonNull
         public Builder setPackageName(@NonNull String value) {
@@ -349,8 +344,8 @@
          * @see PictureProfile#getParameters()
          */
         @NonNull
-        public Builder setParameters(@NonNull Bundle params) {
-            mParams = new Bundle(params);
+        public Builder setParameters(@NonNull PersistableBundle params) {
+            mParams = new PersistableBundle(params);
             return this;
         }
 
diff --git a/media/java/android/media/tv/TvInputServiceExtensionManager.java b/media/java/android/media/tv/TvInputServiceExtensionManager.java
index 9442726..b876bcf 100644
--- a/media/java/android/media/tv/TvInputServiceExtensionManager.java
+++ b/media/java/android/media/tv/TvInputServiceExtensionManager.java
@@ -194,96 +194,78 @@
     public static final String ISCAN_INTERFACE = SCAN_PACKAGE + "IScanInterface";
     /**
      * Interface that handles scan session and get/store related information.
-     * @hide
      */
     public static final String ISCAN_SESSION = SCAN_PACKAGE + "IScanSession";
     /**
-     * Interface that notifies changes related to scan session.
-     * @hide
+     * Interface that notifies changes related to a scan session.
      */
     public static final String ISCAN_LISTENER = SCAN_PACKAGE + "IScanListener";
     /**
      * Interface for setting HDPlus information.
-     * @hide
      */
     public static final String IHDPLUS_INFO = SCAN_PACKAGE + "IHDPlusInfo";
     /**
      * Interface for handling operator detection for scanning.
-     * @hide
      */
     public static final String IOPERATOR_DETECTION = SCAN_PACKAGE + "IOperatorDetection";
     /**
-     * Interface for changes related to operator detection searches.
-     * @hide
+     * Interface for notifying changes related to operator detection searches.
      */
     public static final String IOPERATOR_DETECTION_LISTENER = SCAN_PACKAGE
             + "IOperatorDetectionListener";
     /**
      * Interface for handling region channel list for scanning.
-     * @hide
      */
     public static final String IREGION_CHANNEL_LIST = SCAN_PACKAGE + "IRegionChannelList";
     /**
-     * Interface for changes related to changes in region channel list search.
-     * @hide
+     * Interface for notifying changes related to changes in region channel list search.
      */
     public static final String IREGION_CHANNEL_LIST_LISTENER = SCAN_PACKAGE
             + "IRegionChannelListListener";
     /**
      * Interface for handling target region information.
-     * @hide
      */
     public static final String ITARGET_REGION = SCAN_PACKAGE + "ITargetRegion";
     /**
-     * Interface for changes related to target regions during scanning.
-     * @hide
+     * Interface for detecting changes related to target regions.
      */
     public static final String ITARGET_REGION_LISTENER = SCAN_PACKAGE + "ITargetRegionListener";
     /**
-     * Interface for handling LCN conflict groups.
-     * @hide
+     * Interface for handling logical channel number conflict groups.
      */
     public static final String ILCN_CONFLICT = SCAN_PACKAGE + "ILcnConflict";
     /**
-     * Interface for detecting LCN conflicts during scanning.
-     * @hide
+     * Interface for notifying changes in handling logical channel number conflicts.
      */
     public static final String ILCN_CONFLICT_LISTENER = SCAN_PACKAGE + "ILcnConflictListener";
     /**
-     * Interface for handling LCN V2 channel list information.
-     * @hide
+     * Interface for handling the updated standard for assigning logical channel numbers.
      */
     public static final String ILCNV2_CHANNEL_LIST = SCAN_PACKAGE + "ILcnV2ChannelList";
     /**
-     * Interface for detecting LCN V2 channel list during scanning.
-     * @hide
+     * Interface for notifying changes in assigning logical channel numbers with updated standard.
      */
     public static final String ILCNV2_CHANNEL_LIST_LISTENER = SCAN_PACKAGE
             + "ILcnV2ChannelListListener";
     /**
      * Interface for handling favorite network related information.
-     * @hide
      */
     public static final String IFAVORITE_NETWORK = SCAN_PACKAGE + "IFavoriteNetwork";
     /**
-     * Interface for detecting favorite network during scanning.
-     * @hide
+     * Interface for notifying changes favorite network during scanning.
      */
     public static final String IFAVORITE_NETWORK_LISTENER = SCAN_PACKAGE
             + "IFavoriteNetworkListener";
     /**
-     * Interface for handling Turksat channel update system service.
-     * @hide
+     * Interface for handling Turksat(TKGS) channel update system service.
      */
     public static final String ITKGS_INFO = SCAN_PACKAGE + "ITkgsInfo";
     /**
-     * Interface for changes related to TKGS information.
-     * @hide
+     * Interface for notifying changes related to Turksat(TKGS) information.
      */
     public static final String ITKGS_INFO_LISTENER = SCAN_PACKAGE + "ITkgsInfoListener";
     /**
      * Interface for satellite search related to low noise block downconverter.
-     * @hide
      */
     public static final String ISCAN_SAT_SEARCH = SCAN_PACKAGE + "IScanSatSearch";
     /**
@@ -295,113 +277,94 @@
      */
     public static final String ICAM_APP_INFO_SERVICE = CAM_PACKAGE + "ICamAppInfoService";
     /**
-     * Interface for changes on conditional access module app related information.
-     * @hide
+     * Interface for notifying changes on conditional access module app related information.
      */
     public static final String ICAM_APP_INFO_LISTENER = CAM_PACKAGE + "ICamAppInfoListener";
     /**
      * Interface for handling conditional access module related information.
-     * @hide
      */
     public static final String ICAM_MONITORING_SERVICE = CAM_PACKAGE + "ICamMonitoringService";
     /**
-     * Interface for changes on conditional access module related information.
-     * @hide
+     * Interface for notifying changes on conditional access module related information.
      */
     public static final String ICAM_INFO_LISTENER = CAM_PACKAGE + "ICamInfoListener";
     /**
-     * Interface for handling control of CI+ operations.
-     * @hide
+     * Interface for handling control of common interface plus operations.
      */
     public static final String ICI_OPERATOR_INTERFACE = CAM_PACKAGE + "ICiOperatorInterface";
     /**
-     * Interfaces for changes on CI+ operations.
-     * @hide
+     * Interfaces for notifying changes on common interface plus operations.
      */
     public static final String ICI_OPERATOR_LISTENER = CAM_PACKAGE + "ICiOperatorListener";
     /**
      * Interface for handling conditional access module profile related information.
-     * @hide
      */
     public static final String ICAM_PROFILE_INTERFACE = CAM_PACKAGE + "ICamProfileInterface";
     /**
-     * Interface for handling conditional access module DRM related information.
-     * @hide
+     * Interface for handling conditional access module digital rights management (DRM)
+     * related information.
      */
     public static final String ICONTENT_CONTROL_SERVICE = CAM_PACKAGE + "IContentControlService";
     /**
-     * Interface for changes on DRM.
-     * @hide
+     * Interface for notifying changes on digital rights management (DRM).
      */
     public static final String ICAM_DRM_INFO_LISTENER = CAM_PACKAGE + "ICamDrmInfoListener";
     /**
      * Interface for handling conditional access module pin related information.
-     * @hide
      */
     public static final String ICAM_PIN_SERVICE = CAM_PACKAGE + "ICamPinService";
     /**
-     * Interface for changes on conditional access module pin capability.
-     * @hide
+     * Interface for notifying changes on conditional access module pin capability.
      */
     public static final String ICAM_PIN_CAPABILITY_LISTENER = CAM_PACKAGE
             + "ICamPinCapabilityListener";
     /**
-     * Interface for changes on conditional access module pin status.
-     * @hide
+     * Interface for notifying changes on conditional access module pin status.
      */
     public static final String ICAM_PIN_STATUS_LISTENER = CAM_PACKAGE + "ICamPinStatusListener";
     /**
      * Interface for handling conditional access module host control service.
-     * @hide
      */
     public static final String ICAM_HOST_CONTROL_SERVICE = CAM_PACKAGE + "ICamHostControlService";
     /**
      * Interface for handling conditional access module ask release reply.
-     * @hide
      */
     public static final String ICAM_HOST_CONTROL_ASK_RELEASE_REPLY_CALLBACK = CAM_PACKAGE
             + "ICamHostControlAskReleaseReplyCallback";
     /**
-     * Interface for changes on conditional access module host control service.
-     * @hide
+     * Interface for notifying changes on conditional access module host control service.
      */
     public static final String ICAM_HOST_CONTROL_INFO_LISTENER = CAM_PACKAGE
             + "ICamHostControlInfoListener";
     /**
      * Interface for handling conditional access module host control service tune_quietly_flag.
-     * @hide
      */
     public static final String ICAM_HOST_CONTROL_TUNE_QUIETLY_FLAG = CAM_PACKAGE
             + "ICamHostControlTuneQuietlyFlag";
     /**
-     * Interface for changes on conditional access module host control service tune_quietly_flag.
-     * @hide
+     * Interface for notifying changes on conditional access module host control service
+     * tune_quietly_flag.
      */
     public static final String ICAM_HOST_CONTROL_TUNE_QUIETLY_FLAG_LISTENER = CAM_PACKAGE
             + "ICamHostControlTuneQuietlyFlagListener";
     /**
-     * Interface for handling conditional access module multi media interface.
-     * @hide
+     * Interface for handling conditional access module multi-media interface.
      */
     public static final String IMMI_INTERFACE = CAM_PACKAGE + "IMmiInterface";
     /**
-     * Interface for controlling conditional access module multi media session.
-     * @hide
+     * Interface for controlling conditional access module multi-media session.
      */
     public static final String IMMI_SESSION = CAM_PACKAGE + "IMmiSession";
     /**
-     * Interface for changes on conditional access module multi media session status.
-     * @hide
+     * Interface for notifying changes on conditional access module multi-media session status.
      */
     public static final String IMMI_STATUS_CALLBACK = CAM_PACKAGE + "IMmiStatusCallback";
     /**
-     * Interface for changes on conditional access app info related to entering menu.
-     * @hide
+     * Interface for notifying changes on conditional access app info related to entering menu.
      */
     public static final String IENTER_MENU_ERROR_CALLBACK = CAM_PACKAGE + "IEnterMenuErrorCallback";
     /**
-     * Interface for handling RRT downloadable rating data.
-     * @hide
+     * Interface for handling Region Rating Table downloadable rating data.
      */
     public static final String IDOWNLOADABLE_RATING_TABLE_MONITOR = RATING_PACKAGE
             + "IDownloadableRatingTableMonitor";
@@ -410,64 +373,54 @@
      */
     public static final String IRATING_INTERFACE = RATING_PACKAGE + "IRatingInterface";
     /**
-     * Interface for handling PMT rating related information.
-     * @hide
+     * Interface for handling Program Map Table rating related information.
      */
     public static final String IPMT_RATING_INTERFACE = RATING_PACKAGE + "IPmtRatingInterface";
     /**
-     * Interface for changes on PMT rating related information.
-     * @hide
+     * Interface for notifying changes on Program Map Table rating related information.
      */
     public static final String IPMT_RATING_LISTENER = RATING_PACKAGE + "IPmtRatingListener";
     /**
-     * Interface for handling IVBI rating related information.
-     * @hide
+     * Interface for handling Vertical Blanking Interval rating related information.
      */
     public static final String IVBI_RATING_INTERFACE = RATING_PACKAGE + "IVbiRatingInterface";
     /**
-     * Interface for changes on IVBI rating related information.
-     * @hide
+     * Interface for notifying changes on Vertical Blanking Interval rating related information.
      */
     public static final String IVBI_RATING_LISTENER = RATING_PACKAGE + "IVbiRatingListener";
     /**
      * Interface for handling program rating related information.
-     * @hide
      */
     public static final String IPROGRAM_INFO = RATING_PACKAGE + "IProgramInfo";
     /**
-     * Interface for changes on program rating related information.
-     * @hide
+     * Interface for notifying changes on program rating related information.
      */
     public static final String IPROGRAM_INFO_LISTENER = RATING_PACKAGE + "IProgramInfoListener";
     /**
      * Interface for getting broadcast time related information.
      */
-    public static final String IBROADCAST_TIME = TIME_PACKAGE + "BroadcastTime";
+    public static final String IBROADCAST_TIME = TIME_PACKAGE + "IBroadcastTime";
     /**
      * Interface for handling data service signal information on teletext.
      */
     public static final String IDATA_SERVICE_SIGNAL_INFO = TELETEXT_PACKAGE
             + "IDataServiceSignalInfo";
     /**
-     * Interface for changes on data service signal information on teletext.
-     * @hide
+     * Interface for notifying changes on data service signal information on teletext.
      */
     public static final String IDATA_SERVICE_SIGNAL_INFO_LISTENER = TELETEXT_PACKAGE
             + "IDataServiceSignalInfoListener";
     /**
      * Interface for handling teletext page information.
-     * @hide
      */
     public static final String ITELETEXT_PAGE_SUB_CODE = TELETEXT_PACKAGE + "ITeletextPageSubCode";
     /**
      * Interface for handling scan background service update.
-     * @hide
      */
     public static final String ISCAN_BACKGROUND_SERVICE_UPDATE = SCAN_BSU_PACKAGE
             + "IScanBackgroundServiceUpdate";
     /**
-     * Interface for changes on background service update
-     * @hide
+     * Interface for notifying changes on background service update
      */
     public static final String ISCAN_BACKGROUND_SERVICE_UPDATE_LISTENER = SCAN_BSU_PACKAGE
             + "IScanBackgroundServiceUpdateListener";
@@ -484,98 +437,82 @@
      */
     public static final String IHDMI_SIGNAL_INTERFACE = SIGNAL_PACKAGE + "IHdmiSignalInterface";
     /**
-     * Interfaces for changes on HDMI signal information update.
-     * @hide
+     * Interfaces for notifying changes on HDMI signal information update.
      */
     public static final String IHDMI_SIGNAL_INFO_LISTENER = SIGNAL_PACKAGE
             + "IHdmiSignalInfoListener";
     /**
      * Interfaces for handling audio signal information update.
-     * @hide
      */
     public static final String IAUDIO_SIGNAL_INFO = SIGNAL_PACKAGE + "IAudioSignalInfo";
     /**
      * Interfaces for handling analog audio signal information update.
-     * @hide
      */
     public static final String IANALOG_AUDIO_INFO = SIGNAL_PACKAGE + "IAnalogAudioInfo";
     /**
-     * Interfaces for change on audio signal information update.
-     * @hide
+     * Interfaces for notifying changes on audio signal information update.
      */
     public static final String IAUDIO_SIGNAL_INFO_LISTENER = SIGNAL_PACKAGE
             + "IAudioSignalInfoListener";
     /**
      * Interfaces for handling video signal information update.
-     * @hide
      */
     public static final String IVIDEO_SIGNAL_INFO = SIGNAL_PACKAGE + "IVideoSignalInfo";
     /**
-     * Interfaces for changes on video signal information update.
-     * @hide
+     * Interfaces for notifying changes on video signal information update.
      */
     public static final String IVIDEO_SIGNAL_INFO_LISTENER = SIGNAL_PACKAGE
             + "IVideoSignalInfoListener";
     /**
      * Interfaces for handling service database updates.
-     * @hide
      */
     public static final String ISERVICE_LIST_EDIT = SERVICE_DATABASE_PACKAGE + "IServiceListEdit";
     /**
-     * Interfaces for changes on service database updates.
+     * Interfaces for notifying changes on service database updates.
      */
     public static final String ISERVICE_LIST_EDIT_LISTENER = SERVICE_DATABASE_PACKAGE
             + "IServiceListEditListener";
     /**
      * Interfaces for getting service database related information.
-     * @hide
      */
     public static final String ISERVICE_LIST = SERVICE_DATABASE_PACKAGE + "IServiceList";
     /**
      * Interfaces for transferring service database related information.
-     * @hide
      */
     public static final String ISERVICE_LIST_TRANSFER_INTERFACE = SERVICE_DATABASE_PACKAGE
             + "IServiceListTransferInterface";
     /**
      * Interfaces for exporting service database session.
-     * @hide
      */
     public static final String ISERVICE_LIST_EXPORT_SESSION = SERVICE_DATABASE_PACKAGE
             + "IServiceListExportSession";
     /**
-     * Interfaces for changes on exporting service database session.
-     * @hide
+     * Interfaces for notifying changes on exporting service database session.
      */
     public static final String ISERVICE_LIST_EXPORT_LISTENER = SERVICE_DATABASE_PACKAGE
             + "IServiceListExportListener";
     /**
      * Interfaces for importing service database session.
-     * @hide
      */
     public static final String ISERVICE_LIST_IMPORT_SESSION = SERVICE_DATABASE_PACKAGE
             + "IServiceListImportSession";
     /**
-     * Interfaces for changes on importing service database session.
-     * @hide
+     * Interfaces for notifying changes on importing service database session.
      */
     public static final String ISERVICE_LIST_IMPORT_LISTENER = SERVICE_DATABASE_PACKAGE
             + "IServiceListImportListener";
     /**
      * Interfaces for setting channel list resources.
-     * @hide
      */
     public static final String ISERVICE_LIST_SET_CHANNEL_LIST_SESSION = SERVICE_DATABASE_PACKAGE
             + "IServiceListSetChannelListSession";
     /**
-     * Interfaces for changes on setting channel list resources.
-     * @hide
+     * Interfaces for notifying changes on setting channel list resources.
      */
     public static final String ISERVICE_LIST_SET_CHANNEL_LIST_LISTENER = SERVICE_DATABASE_PACKAGE
             + "IServiceListSetChannelListListener";
     /**
      * Interfaces for transferring channel list resources.
-     * @hide
      */
     public static final String ICHANNEL_LIST_TRANSFER = SERVICE_DATABASE_PACKAGE
             + "IChannelListTransfer";
@@ -584,14 +521,12 @@
      */
     public static final String IRECORDED_CONTENTS = PVR_PACKAGE + "IRecordedContents";
     /**
-     * Interfaces for changes on deleting record contents.
-     * @hide
+     * Interfaces for notifying changes on deleting record contents.
      */
     public static final String IDELETE_RECORDED_CONTENTS_CALLBACK = PVR_PACKAGE
             + "IDeleteRecordedContentsCallback";
     /**
-     * Interfaces for changes on getting record contents.
-     * @hide
+     * Interfaces for notifying changes on getting record contents.
      */
     public static final String IGET_INFO_RECORDED_CONTENTS_CALLBACK = PVR_PACKAGE
             + "IGetInfoRecordedContentsCallback";
@@ -600,61 +535,51 @@
      */
     public static final String IEVENT_MONITOR = EVENT_PACKAGE + "IEventMonitor";
     /**
-     * Interfaces for changes on present event information.
-     * @hide
+     * Interfaces for notifying changes on present event information.
      */
     public static final String IEVENT_MONITOR_LISTENER = EVENT_PACKAGE + "IEventMonitorListener";
     /**
      * Interfaces for handling download event information.
-     * @hide
      */
     public static final String IEVENT_DOWNLOAD = EVENT_PACKAGE + "IEventDownload";
     /**
-     * Interfaces for changes on downloading event information.
-     * @hide
+     * Interfaces for notifying changes on downloading event information.
      */
     public static final String IEVENT_DOWNLOAD_LISTENER = EVENT_PACKAGE + "IEventDownloadListener";
     /**
-     * Interfaces for handling download event information for DVB and DTMB.
-     * @hide
+     * Interfaces for handling download event information for Digital Video Broadcast
+     * and Digital Terrestrial Multimedia Broadcast.
      */
     public static final String IEVENT_DOWNLOAD_SESSION = EVENT_PACKAGE + "IEventDownloadSession";
     /**
      * Interfaces for handling analog color system.
-     * @hide
      */
     public static final String IANALOG_ATTRIBUTE_INTERFACE = ANALOG_PACKAGE
             + "IAnalogAttributeInterface";
     /**
      * Interfaces for monitoring channel tuned information.
-     * @hide
      */
     public static final String ICHANNEL_TUNED_INTERFACE = TUNE_PACKAGE + "IChannelTunedInterface";
     /**
-     * Interfaces for changes on channel tuned information.
-     * @hide
+     * Interfaces for notifying changes on channel tuned information.
      */
     public static final String ICHANNEL_TUNED_LISTENER = TUNE_PACKAGE + "IChannelTunedListener";
     /**
      * Interfaces for handling tuner frontend signal info.
-     * @hide
      */
     public static final String ITUNER_FRONTEND_SIGNAL_INFO_INTERFACE = SIGNAL_PACKAGE
             + "ITunerFrontendSignalInfoInterface";
     /**
-     * Interfaces for changes on tuner frontend signal info.
-     * @hide
+     * Interfaces for notifying changes on tuner frontend signal info.
      */
     public static final String ITUNER_FRONTEND_SIGNAL_INFO_LISTENER = SIGNAL_PACKAGE
             + "ITunerFrontendSignalInfoListener";
     /**
      * Interfaces for handling mux tune operations.
-     * @hide
      */
     public static final String IMUX_TUNE_SESSION = TUNE_PACKAGE + "IMuxTuneSession";
     /**
      * Interfaces for initing mux tune session.
-     * @hide
      */
     public static final String IMUX_TUNE = TUNE_PACKAGE + "IMuxTune";
 
diff --git a/media/java/android/media/tv/extension/pvr/IDeleteRecordedContentsCallback.aidl b/media/java/android/media/tv/extension/pvr/IDeleteRecordedContentsCallback.aidl
new file mode 100644
index 0000000..62f1511
--- /dev/null
+++ b/media/java/android/media/tv/extension/pvr/IDeleteRecordedContentsCallback.aidl
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.pvr;
+
+/**
+ * @hide
+ */
+oneway interface IDeleteRecordedContentsCallback {
+    void onRecordedContentsDeleted(in String[] contentUri, in int[] result);
+}
diff --git a/media/java/android/media/tv/extension/pvr/IGetInfoRecordedContentsCallback.aidl b/media/java/android/media/tv/extension/pvr/IGetInfoRecordedContentsCallback.aidl
new file mode 100644
index 0000000..64f8fc2
--- /dev/null
+++ b/media/java/android/media/tv/extension/pvr/IGetInfoRecordedContentsCallback.aidl
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.pvr;
+
+/**
+ * @hide
+ */
+interface IGetInfoRecordedContentsCallback {
+    void onRecordedContentsGetInfo(int result);
+}
diff --git a/media/java/android/media/tv/extension/pvr/IRecordedContents.aidl b/media/java/android/media/tv/extension/pvr/IRecordedContents.aidl
new file mode 100644
index 0000000..74a15b8
--- /dev/null
+++ b/media/java/android/media/tv/extension/pvr/IRecordedContents.aidl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.pvr;
+
+import android.media.tv.extension.pvr.IDeleteRecordedContentsCallback;
+import android.media.tv.extension.pvr.IGetInfoRecordedContentsCallback;
+
+
+/**
+ * @hide
+ */
+interface IRecordedContents {
+    // Delete recorded contents by URIs
+    // using callback to notify the result or any errors during the deletion process.
+    void deleteRecordedContents(in String[] contentUri,
+        in IDeleteRecordedContentsCallback callback);
+    // Get the channel lock status for recorded content identified by the URI provided in sync way.
+    int getRecordedContentsLockInfoSync(String contentUri);
+    // Get the channel lock status for recorded content identified by the URI provided in async way.
+    void getRecordedContentsLockInfoAsync(String contentUri,
+        in IGetInfoRecordedContentsCallback callback);
+}
diff --git a/media/java/android/media/tv/extension/scan/IFavoriteNetwork.aidl b/media/java/android/media/tv/extension/scan/IFavoriteNetwork.aidl
new file mode 100644
index 0000000..ff78aa4
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IFavoriteNetwork.aidl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.IFavoriteNetworkListener;
+import android.os.Bundle;
+
+/**
+ * Country: Norway
+ * Broadcast Type: BROADCAST_TYPE_DVB_T
+ * (Operator: RiksTV)
+ *
+ * @hide
+ */
+interface IFavoriteNetwork {
+    // Get the favorite network information,If there are no conflicts, the array of Bundle is empty.
+    Bundle[] getFavoriteNetworks();
+    // Select and set one of two or more favorite networks detected by the service scan.
+    int setFavoriteNetwork(in Bundle favoriteNetworkSettings);
+    // Set the listener to be invoked when two or more favorite networks are detected.
+    int setListener(in IFavoriteNetworkListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/IFavoriteNetworkListener.aidl b/media/java/android/media/tv/extension/scan/IFavoriteNetworkListener.aidl
new file mode 100644
index 0000000..6994224
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IFavoriteNetworkListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface IFavoriteNetworkListener {
+    void onDetectFavoriteNetwork(in Bundle detectFavoriteNetworks);
+}
diff --git a/media/java/android/media/tv/extension/scan/IHDPlusInfo.aidl b/media/java/android/media/tv/extension/scan/IHDPlusInfo.aidl
new file mode 100644
index 0000000..cdf6e23
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IHDPlusInfo.aidl
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+/**
+ * @hide
+ */
+interface IHDPlusInfo {
+    // Specifying a HDPlusInfo and start a network scan.
+    int setHDPlusInfo(String isBlindScanContinue, String isHDMode);
+}
diff --git a/media/java/android/media/tv/extension/scan/ILcnConflict.aidl b/media/java/android/media/tv/extension/scan/ILcnConflict.aidl
new file mode 100644
index 0000000..5dff39e
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ILcnConflict.aidl
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.ILcnConflictListener;
+import android.os.Bundle;
+
+/**
+ * Country: Italy, France
+ * Broadcast Type: BROADCAST_TYPE_DVB_T
+ *
+ * @hide
+ */
+interface ILcnConflict {
+    // Get the LCN conflict groups information, If there are no conflicts, the array of Bundle is empty.
+    Bundle[] getLcnConflictGroups();
+    // Resolve LCN conflicts caused by service scans.
+    int resolveLcnConflict(in Bundle[] lcnConflictSettings);
+    // Set the listener to be invoked the LCN conflict event.
+    int setListener(in ILcnConflictListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/ILcnConflictListener.aidl b/media/java/android/media/tv/extension/scan/ILcnConflictListener.aidl
new file mode 100644
index 0000000..6bbbeb8
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ILcnConflictListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface ILcnConflictListener {
+    void onDetectLcnConflict(in Bundle detectLcnConflicts);
+}
diff --git a/media/java/android/media/tv/extension/scan/ILcnV2ChannelList.aidl b/media/java/android/media/tv/extension/scan/ILcnV2ChannelList.aidl
new file mode 100644
index 0000000..f9a9d34
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ILcnV2ChannelList.aidl
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.ILcnV2ChannelListListener;
+import android.os.Bundle;
+
+/**
+ * Country: (NorDig etc.)
+ * Broadcast Type: BROADCAST_TYPE_DVB_T, BROADCAST_TYPE_DVB_C
+ *
+ * @hide
+ */
+interface ILcnV2ChannelList {
+    // Get the LCN V2 channel list information. If there are no conflicts, the array of Bundle is empty.
+    Bundle[] getLcnV2ChannelLists();
+    // Select and set one of two or more LCN V2 channel list detected by the service scan.
+    int setLcnV2ChannelList(in Bundle lcnV2ChannelListSettings);
+    // Set the listener to be invoked when two or more LCN V2 channel list are detected.
+    int setListener(in ILcnV2ChannelListListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/ILcnV2ChannelListListener.aidl b/media/java/android/media/tv/extension/scan/ILcnV2ChannelListListener.aidl
new file mode 100644
index 0000000..cbdb83c
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ILcnV2ChannelListListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface ILcnV2ChannelListListener {
+    void onDetectLcnV2ChannelList(in Bundle detectLcnV2ChannelList);
+}
diff --git a/media/java/android/media/tv/extension/scan/IOperatorDetection.aidl b/media/java/android/media/tv/extension/scan/IOperatorDetection.aidl
new file mode 100644
index 0000000..770f866
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IOperatorDetection.aidl
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.IOperatorDetectionListener;
+import android.os.Bundle;
+
+/**
+ * Country: Any
+ * Broadcast Type: BROADCAST_TYPE_DVB_S
+ * (Operator: M7)
+ *
+ * @hide
+ */
+interface IOperatorDetection {
+    // Set the operator selected info for scanning.
+    int setOperatorDetection(in Bundle operatorSelected);
+    // Set the listener to be invoked when one or more operator detection has been detected by
+    // operator detection searches.
+    int setListener(in IOperatorDetectionListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/IOperatorDetectionListener.aidl b/media/java/android/media/tv/extension/scan/IOperatorDetectionListener.aidl
new file mode 100644
index 0000000..7dcd461
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IOperatorDetectionListener.aidl
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+
+/**
+ * @hide
+ */
+oneway interface IOperatorDetectionListener {
+    void onDetectOperatorDetectionList(in Bundle[] detectOperatorDetectionList);
+}
diff --git a/media/java/android/media/tv/extension/scan/IRegionChannelList.aidl b/media/java/android/media/tv/extension/scan/IRegionChannelList.aidl
new file mode 100644
index 0000000..fe755f8
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IRegionChannelList.aidl
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.IRegionChannelListListener;
+
+/**
+ * @hide
+ */
+interface IRegionChannelList {
+    // Set the region channel list for scanning.
+    int setRegionChannelList(String regionChannelList);
+    // Set the listener to be invoked when one or more region channel list has been detected by
+    // region channel list searches.
+    int setListener(in IRegionChannelListListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/IRegionChannelListListener.aidl b/media/java/android/media/tv/extension/scan/IRegionChannelListListener.aidl
new file mode 100644
index 0000000..06b0eb5
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IRegionChannelListListener.aidl
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+/**
+ * @hide
+ */
+oneway interface IRegionChannelListListener {
+    void onDetectRegionChannelList(in String[] detectRegionChannelList);
+}
diff --git a/media/java/android/media/tv/extension/scan/IScanInterface.aidl b/media/java/android/media/tv/extension/scan/IScanInterface.aidl
new file mode 100644
index 0000000..b44d1d2
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IScanInterface.aidl
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.IScanListener;
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface IScanInterface {
+    IBinder createSession(int broadcastType, String countryCode, String operator,
+        in IScanListener listener);
+    Bundle getParameters(int broadcastType, String countryCode, String operator,
+        in Bundle params);
+}
diff --git a/media/java/android/media/tv/extension/scan/IScanListener.aidl b/media/java/android/media/tv/extension/scan/IScanListener.aidl
new file mode 100644
index 0000000..2c4807f
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IScanListener.aidl
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface IScanListener {
+    // notify events during scan.
+    void onEvent(in Bundle eventArgs);
+    // notify the scan progress.
+    void onScanProgress(String scanProgress, in Bundle scanProgressInfo);
+    // notify the scan completion.
+    void onScanCompleted(int scanResult);
+    // notify that the temporaily held channel list is stored.
+    void onStoreCompleted(int storeResult);
+}
diff --git a/media/java/android/media/tv/extension/scan/IScanSatSearch.aidl b/media/java/android/media/tv/extension/scan/IScanSatSearch.aidl
new file mode 100644
index 0000000..b8074fc
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IScanSatSearch.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+/**
+ * For satellite search function.
+ * @hide
+ */
+interface IScanSatSearch {
+    // Set currecnt LNB as customized LNB, default LNB is universal LNB
+    int setCustomizedLnb(String customizedLnb);
+}
diff --git a/media/java/android/media/tv/extension/scan/IScanSession.aidl b/media/java/android/media/tv/extension/scan/IScanSession.aidl
new file mode 100644
index 0000000..d42eca1
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/IScanSession.aidl
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface IScanSession {
+    // Start a service scan.
+    int startScan(int broadcastType, String countryCode, String operator, in int[] frequency,
+        String scanType, String languageCode);
+    // Reset the scan information held in TIS.
+    int resetScan();
+    // Cancel scan.
+    int cancelScan();
+
+    // Get available interface for created ScanExtension interface.
+    String[] getAvailableExtensionInterfaceNames();
+    // Get extension interface for Scan.
+    IBinder getExtensionInterface(String name);
+
+    // Clear the results of the service scan from the service database.
+    int clearServiceList(in Bundle optionalClearParams);
+    // Store the results of the service scan from the service database.
+    int storeServiceList();
+    // Get a service information specified by the service information ID.
+    Bundle getServiceInfo(String serviceInfoId, in String[] keys);
+    // Get a service information ID list.
+    String[] getServiceInfoIdList();
+    // Get a list of service info by the filter.
+    Bundle getServiceInfoList(in Bundle filterInfo, in String[] keys);
+    // Update the service information.
+    int updateServiceInfo(in Bundle serviceInfo);
+    // Updates the service information for the specified service information ID in array list.
+    int updateServiceInfoByList(in Bundle[] serviceInfo);
+
+    /* DVBI specific functions */
+    // Get all of the serviceLists, parsed from Local TV storage, Broadcast, USB file discovery.
+    Bundle getServiceLists();
+    // Users choose one serviceList from the serviceLists, and install the services.
+    int setServiceList(int serviceListRecId);
+    // Get all of the packageData, parsed from the selected serviceList XML.
+    Bundle getPackageData();
+    // Choose the package using package id and install the corresponding services.
+    int setPackage(String packageId);
+    // Get all of the countryRegionData, parsed from the selected serviceList XML.
+    Bundle getCountryRegionData();
+    // Choose the countryRegion using countryRegion id, and install the corresponding services.
+    int setCountryRegion(String regionId);
+    // Get all of the regionData, parsed from the selected serviceList XML.
+    Bundle getRegionData();
+    // Choose the region using the regionData id, and install the corresponding services.
+    int setRegion(String regionId);
+
+    // Get unique session token for the scan.
+    String getSessionToken();
+    // Release scan resource, the register listener will be released.
+    int release();
+}
diff --git a/media/java/android/media/tv/extension/scan/ITargetRegion.aidl b/media/java/android/media/tv/extension/scan/ITargetRegion.aidl
new file mode 100644
index 0000000..417e122
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ITargetRegion.aidl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.ITargetRegionListener;
+
+import android.os.Bundle;
+
+/**
+ * Country: U.K.
+ * Broadcast Type: BROADCAST_TYPE_DVB_T
+ *
+ * @hide
+ */
+interface ITargetRegion {
+    // Get the target regions information. If there are no conflicts, the array of Bundle is empty.
+    Bundle[] getTargetRegions();
+    // Select and set one of two or more target region detected by the service scan.
+    int setTargetRegion(in Bundle targetRegionSettings);
+    // Set the listener to be invoked when two or more regions are detected.
+    int setListener(in ITargetRegionListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/ITargetRegionListener.aidl b/media/java/android/media/tv/extension/scan/ITargetRegionListener.aidl
new file mode 100644
index 0000000..9d6aa8e
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ITargetRegionListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface ITargetRegionListener {
+    void onDetectTargetRegion(in Bundle detectTargetRegions);
+}
diff --git a/media/java/android/media/tv/extension/scan/ITkgsInfo.aidl b/media/java/android/media/tv/extension/scan/ITkgsInfo.aidl
new file mode 100644
index 0000000..f25952c
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ITkgsInfo.aidl
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+import android.media.tv.extension.scan.ITkgsInfoListener;
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface ITkgsInfo {
+     int setPrefServiceList(String prefServiceList);
+     int setTkgsInfoListener(in ITkgsInfoListener listener);
+}
diff --git a/media/java/android/media/tv/extension/scan/ITkgsInfoListener.aidl b/media/java/android/media/tv/extension/scan/ITkgsInfoListener.aidl
new file mode 100644
index 0000000..e3dcf2d
--- /dev/null
+++ b/media/java/android/media/tv/extension/scan/ITkgsInfoListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.scan;
+
+/**
+ * @hide
+ */
+oneway interface ITkgsInfoListener {
+    void onServiceList(in String[] serviceList);
+    void onTableVersionUpdate(int tableVersion);
+    void onUserMessage(String strMessage);
+}
diff --git a/media/java/android/media/tv/extension/signal/IAnalogAudioInfo.aidl b/media/java/android/media/tv/extension/signal/IAnalogAudioInfo.aidl
new file mode 100644
index 0000000..742191f
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IAnalogAudioInfo.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface IAnalogAudioInfo {
+    Bundle getAnalogAudioInfo(String sessionToken);
+}
diff --git a/media/java/android/media/tv/extension/signal/IAudioSignalInfo.aidl b/media/java/android/media/tv/extension/signal/IAudioSignalInfo.aidl
new file mode 100644
index 0000000..4c953a0
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IAudioSignalInfo.aidl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.media.tv.extension.signal.IAudioSignalInfoListener;
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface IAudioSignalInfo {
+    // Get audio signal information.
+    Bundle getAudioSignalInfo(String sessionToken);
+    // Notify TIS whether user selects audio track via mts button on the remote control.
+    void notifyMtsSelectTrackFlag(boolean mtsFlag);
+    // Get the audio track id selected via mts.
+    String getMtsSelectedTrackId();
+    // Register a listener to receive the updated audio signal information.
+    void addAudioSignalInfoListener(String clientToken, in IAudioSignalInfoListener listener);
+    // Remove a listener for audio signal information update notifications.
+    void removeAudioSignalInfoListener(in IAudioSignalInfoListener listener);
+}
diff --git a/media/java/android/media/tv/extension/signal/IAudioSignalInfoListener.aidl b/media/java/android/media/tv/extension/signal/IAudioSignalInfoListener.aidl
new file mode 100644
index 0000000..adf239a
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IAudioSignalInfoListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface IAudioSignalInfoListener {
+    void onAudioSignalInfoChanged(String sessionToken, in Bundle changedSignalInfo);
+}
diff --git a/media/java/android/media/tv/extension/signal/IHdmiSignalInfoListener.aidl b/media/java/android/media/tv/extension/signal/IHdmiSignalInfoListener.aidl
new file mode 100644
index 0000000..bd468b2
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IHdmiSignalInfoListener.aidl
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+/**
+ * @hide
+ */
+oneway interface IHdmiSignalInfoListener {
+    void onSignalInfoChanged(String sessionToken);
+    void onLowLatencyModeChanged(int enable);
+}
diff --git a/media/java/android/media/tv/extension/signal/IHdmiSignalInterface.aidl b/media/java/android/media/tv/extension/signal/IHdmiSignalInterface.aidl
new file mode 100644
index 0000000..39625e3
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IHdmiSignalInterface.aidl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.media.tv.extension.signal.IHdmiSignalInfoListener;
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+interface IHdmiSignalInterface {
+    // Register a listener for Hdmi Signal Info updates.
+    void addHdmiSignalInfoListener(String inputId, in IHdmiSignalInfoListener listener);
+    // Remove a listener for Hdmi Signal Info update notifications.
+    void removeHdmiSignalInfoListener(String inputId, in IHdmiSignalInfoListener listener);
+    // Obtain HdmiSignalInfo based on the inputId and sessionToken.
+    Bundle getHdmiSignalInfo(String sessionToken);
+    // Enable/disable low-latency decoding mode.
+    void setLowLatency(String sessionToken, int mode);
+    // Enable/disable force-VRR mode.
+    void setForceVrr(String sessionToken, int mode);
+}
diff --git a/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoInterface.aidl b/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoInterface.aidl
new file mode 100644
index 0000000..7f05e70
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoInterface.aidl
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.media.tv.extension.signal.ITunerFrontendSignalInfoListener;
+import android.os.Bundle;
+
+/**
+* @hide
+*/
+interface ITunerFrontendSignalInfoInterface {
+    Bundle getFrontendSignalInfo(String sessionToken);
+    void setFrontendSignalInfoListener(in ITunerFrontendSignalInfoListener listener);
+}
diff --git a/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoListener.aidl b/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoListener.aidl
new file mode 100644
index 0000000..9c22a35
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/ITunerFrontendSignalInfoListener.aidl
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+/**
+* @hide
+*/
+oneway interface ITunerFrontendSignalInfoListener {
+    void onFrontendStatusChanged(int frontendStatus);
+}
diff --git a/media/java/android/media/tv/extension/signal/IVideoSignalInfo.aidl b/media/java/android/media/tv/extension/signal/IVideoSignalInfo.aidl
new file mode 100644
index 0000000..b17142a
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IVideoSignalInfo.aidl
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.media.tv.extension.signal.IVideoSignalInfoListener;
+import android.os.Bundle;
+
+
+/**
+ * @hide
+ */
+interface IVideoSignalInfo {
+    void addVideoSignalInfoListener(String clientToken, in IVideoSignalInfoListener listener);
+    void removeVideoSignalInfoListener(in IVideoSignalInfoListener listener);
+    Bundle getVideoSignalInfo(String sessionToken);
+}
diff --git a/media/java/android/media/tv/extension/signal/IVideoSignalInfoListener.aidl b/media/java/android/media/tv/extension/signal/IVideoSignalInfoListener.aidl
new file mode 100644
index 0000000..aafc192
--- /dev/null
+++ b/media/java/android/media/tv/extension/signal/IVideoSignalInfoListener.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media.tv.extension.signal;
+
+import android.os.Bundle;
+
+/**
+ * @hide
+ */
+oneway interface IVideoSignalInfoListener {
+    void onVideoSignalInfoChanged(String sessionToken, in Bundle changedSignalInfo);
+}
diff --git a/media/jni/android_media_MediaPlayer.cpp b/media/jni/android_media_MediaPlayer.cpp
index d05ee55..a942300 100644
--- a/media/jni/android_media_MediaPlayer.cpp
+++ b/media/jni/android_media_MediaPlayer.cpp
@@ -1362,13 +1362,26 @@
     return mp->setOutputDevice(device_id) == NO_ERROR;
 }
 
-static jint android_media_MediaPlayer_getRoutedDeviceId(JNIEnv *env, jobject thiz)
+static jintArray android_media_MediaPlayer_getRoutedDeviceIds(JNIEnv *env, jobject thiz)
 {
     sp<MediaPlayer> mp = getMediaPlayer(env, thiz);
     if (mp == NULL) {
-        return AUDIO_PORT_HANDLE_NONE;
+        return NULL;
     }
-    return mp->getRoutedDeviceId();
+    DeviceIdVector deviceIds;
+    // TODO: b/379161379 - Should we throw an exception if the result is not ok?
+    mp->getRoutedDeviceIds(deviceIds);
+    jintArray result;
+    result = env->NewIntArray(deviceIds.size());
+    if (result == NULL) {
+        return NULL;
+    }
+    jint* values = env->GetIntArrayElements(result, 0);
+    for (unsigned int i = 0; i < deviceIds.size(); i++) {
+        values[i++] = static_cast<jint>(deviceIds[i]);
+    }
+    env->ReleaseIntArrayElements(result, values, 0);
+    return result;
 }
 
 static void android_media_MediaPlayer_enableDeviceCallback(
@@ -1452,7 +1465,8 @@
 
     // AudioRouting
     {"native_setOutputDevice", "(I)Z",                          (void *)android_media_MediaPlayer_setOutputDevice},
-    {"native_getRoutedDeviceId", "()I",                         (void *)android_media_MediaPlayer_getRoutedDeviceId},
+    {"native_getRoutedDeviceIds", "()[I",
+         (void *)android_media_MediaPlayer_getRoutedDeviceIds},
     {"native_enableDeviceCallback", "(Z)V",                     (void *)android_media_MediaPlayer_enableDeviceCallback},
 };
 
diff --git a/media/jni/android_media_MediaRecorder.cpp b/media/jni/android_media_MediaRecorder.cpp
index 9a6d5d7..643fc8a 100644
--- a/media/jni/android_media_MediaRecorder.cpp
+++ b/media/jni/android_media_MediaRecorder.cpp
@@ -722,21 +722,31 @@
     return true;
 }
 
-static jint
-android_media_MediaRecorder_getRoutedDeviceId(JNIEnv *env, jobject thiz)
+static jintArray
+android_media_MediaRecorder_getRoutedDeviceIds(JNIEnv *env, jobject thiz)
 {
-    ALOGV("android_media_MediaRecorder_getRoutedDeviceId");
+    ALOGV("android_media_MediaRecorder_getRoutedDeviceIds");
 
     sp<MediaRecorder> mr = getMediaRecorder(env, thiz);
     if (mr == NULL) {
         jniThrowException(env, "java/lang/IllegalStateException", NULL);
-        return AUDIO_PORT_HANDLE_NONE;
+        return NULL;
     }
 
-    audio_port_handle_t deviceId;
-    process_media_recorder_call(env, mr->getRoutedDeviceId(&deviceId),
-            "java/lang/RuntimeException", "getRoutedDeviceId failed.");
-    return (jint) deviceId;
+    DeviceIdVector deviceIds;
+    process_media_recorder_call(env, mr->getRoutedDeviceIds(deviceIds),
+            "java/lang/RuntimeException", "getRoutedDeviceIds failed.");
+    jintArray result;
+    result = env->NewIntArray(deviceIds.size());
+    if (result == NULL) {
+        return NULL;
+    }
+    jint* values = env->GetIntArrayElements(result, 0);
+    for (unsigned int i = 0; i < deviceIds.size(); i++) {
+        values[i++] = static_cast<jint>(deviceIds[i]);
+    }
+    env->ReleaseIntArrayElements(result, values, 0);
+    return result;
 }
 
 static void
@@ -880,7 +890,8 @@
     {"native_getMetrics",    "()Landroid/os/PersistableBundle;", (void *)android_media_MediaRecorder_native_getMetrics},
 
     {"native_setInputDevice", "(I)Z",                           (void *)android_media_MediaRecorder_setInputDevice},
-    {"native_getRoutedDeviceId", "()I",                         (void *)android_media_MediaRecorder_getRoutedDeviceId},
+    {"native_getRoutedDeviceIds", "()[I",
+         (void *)android_media_MediaRecorder_getRoutedDeviceIds},
     {"native_enableDeviceCallback", "(Z)V",                     (void *)android_media_MediaRecorder_enableDeviceCallback},
 
     {"native_getActiveMicrophones", "(Ljava/util/ArrayList;)I", (void *)android_media_MediaRecord_getActiveMicrophones},
diff --git a/nfc/api/current.txt b/nfc/api/current.txt
index 00812042..9a7a39f 100644
--- a/nfc/api/current.txt
+++ b/nfc/api/current.txt
@@ -81,11 +81,14 @@
     method @FlaggedApi("android.nfc.enable_nfc_reader_option") public boolean isReaderOptionSupported();
     method public boolean isSecureNfcEnabled();
     method public boolean isSecureNfcSupported();
+    method @FlaggedApi("android.nfc.nfc_check_tag_intent_preference") public boolean isTagIntentAllowed();
+    method @FlaggedApi("android.nfc.nfc_check_tag_intent_preference") public boolean isTagIntentAppPreferenceSupported();
     method @FlaggedApi("android.nfc.enable_nfc_charging") public boolean isWlcEnabled();
     method @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public void resetDiscoveryTechnology(@NonNull android.app.Activity);
     method @FlaggedApi("android.nfc.enable_nfc_set_discovery_tech") public void setDiscoveryTechnology(@NonNull android.app.Activity, int, int);
     method @FlaggedApi("android.nfc.nfc_observe_mode") public boolean setObserveModeEnabled(boolean);
     field public static final String ACTION_ADAPTER_STATE_CHANGED = "android.nfc.action.ADAPTER_STATE_CHANGED";
+    field @FlaggedApi("android.nfc.nfc_check_tag_intent_preference") public static final String ACTION_CHANGE_TAG_INTENT_PREFERENCE = "android.nfc.action.CHANGE_TAG_INTENT_PREFERENCE";
     field public static final String ACTION_NDEF_DISCOVERED = "android.nfc.action.NDEF_DISCOVERED";
     field @RequiresPermission(android.Manifest.permission.NFC_PREFERRED_PAYMENT_INFO) public static final String ACTION_PREFERRED_PAYMENT_CHANGED = "android.nfc.action.PREFERRED_PAYMENT_CHANGED";
     field public static final String ACTION_TAG_DISCOVERED = "android.nfc.action.TAG_DISCOVERED";
diff --git a/nfc/api/system-current.txt b/nfc/api/system-current.txt
index f587660..15814ed 100644
--- a/nfc/api/system-current.txt
+++ b/nfc/api/system-current.txt
@@ -11,7 +11,6 @@
     method @NonNull @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public java.util.Map<java.lang.String,java.lang.Boolean> getTagIntentAppPreferenceForUser(int);
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public boolean isControllerAlwaysOn();
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public boolean isControllerAlwaysOnSupported();
-    method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean isTagIntentAppPreferenceSupported();
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public void registerControllerAlwaysOnListener(@NonNull java.util.concurrent.Executor, @NonNull android.nfc.NfcAdapter.ControllerAlwaysOnListener);
     method @FlaggedApi("android.nfc.nfc_vendor_cmd") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void registerNfcVendorNciCallback(@NonNull java.util.concurrent.Executor, @NonNull android.nfc.NfcAdapter.NfcVendorNciCallback);
     method @FlaggedApi("android.nfc.enable_nfc_charging") public void registerWlcStateListener(@NonNull java.util.concurrent.Executor, @NonNull android.nfc.NfcAdapter.WlcStateListener);
@@ -97,6 +96,7 @@
     method public void onDisableRequested(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onDisableStarted();
     method public void onEeListenActivated(boolean);
+    method public void onEeUpdated();
     method public void onEnableFinished(int);
     method public void onEnableRequested(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onEnableStarted();
diff --git a/nfc/java/android/nfc/INfcAdapter.aidl b/nfc/java/android/nfc/INfcAdapter.aidl
index 31514a0..a08b55f 100644
--- a/nfc/java/android/nfc/INfcAdapter.aidl
+++ b/nfc/java/android/nfc/INfcAdapter.aidl
@@ -121,4 +121,5 @@
     List<Entry> getRoutingTableEntryList();
     void indicateDataMigration(boolean inProgress, String pkg);
     int commitRouting();
+    boolean isTagIntentAllowed(in String pkg, in int Userid);
 }
diff --git a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
index 1a21c0b..e5eac0b 100644
--- a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
+++ b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
@@ -48,6 +48,7 @@
    void onRfFieldActivated(boolean isActivated);
    void onRfDiscoveryStarted(boolean isDiscoveryStarted);
    void onEeListenActivated(boolean isActivated);
+   void onEeUpdated();
    void onGetOemAppSearchIntent(in List<String> firstPackage, in ResultReceiver intentConsumer);
    void onNdefMessage(in Tag tag, in NdefMessage message, in ResultReceiver hasOemExecutableContent);
    void onLaunchHceAppChooserActivity(in String selectedAid, in List<ApduServiceInfo> services, in ComponentName failedComponent, in String category);
diff --git a/nfc/java/android/nfc/NfcAdapter.java b/nfc/java/android/nfc/NfcAdapter.java
index c5d8191..056844f 100644
--- a/nfc/java/android/nfc/NfcAdapter.java
+++ b/nfc/java/android/nfc/NfcAdapter.java
@@ -49,6 +49,7 @@
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.RemoteException;
+import android.os.UserHandle;
 import android.util.Log;
 
 import java.io.IOException;
@@ -2505,22 +2506,22 @@
     }
 
     /**
-     * Checks if the device supports Tag application preference.
+     * Checks if the device supports Tag Intent App Preference functionality.
+     *
+     * When supported, {@link #ACTION_NDEF_DISCOVERED}, {@link #ACTION_TECH_DISCOVERED} or
+     * {@link #ACTION_TAG_DISCOVERED} will not be dispatched to an Activity if
+     * {@link isTagIntentAllowed} returns {@code false}.
      *
      * @return {@code true} if the device supports Tag application preference, {@code false}
      * otherwise
      * @throws UnsupportedOperationException if FEATURE_NFC is unavailable
-     *
-     * @hide
      */
-    @SystemApi
-    @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
+    @FlaggedApi(Flags.FLAG_NFC_CHECK_TAG_INTENT_PREFERENCE)
     public boolean isTagIntentAppPreferenceSupported() {
         if (!sHasNfcFeature) {
             throw new UnsupportedOperationException();
         }
         return callServiceReturn(() ->  sService.isTagIntentAppPreferenceSupported(), false);
-
     }
 
    /**
@@ -2895,4 +2896,42 @@
         }
         return mNfcOemExtension;
     }
+
+    /**
+     * Activity action: Bring up the settings page that allows the user to enable or disable tag
+     * intent reception for apps.
+     *
+     * <p>This will direct user to the settings page shows a list that asks users whether
+     * they want to allow or disallow the package to start an activity when a tag is discovered.
+     *
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    @FlaggedApi(Flags.FLAG_NFC_CHECK_TAG_INTENT_PREFERENCE)
+    public static final String ACTION_CHANGE_TAG_INTENT_PREFERENCE =
+            "android.nfc.action.CHANGE_TAG_INTENT_PREFERENCE";
+
+    /**
+     * Checks whether the user has disabled the calling app from receiving NFC tag intents.
+     *
+     * <p>This method checks whether the caller package name is either not present in the user
+     * disabled list or is explicitly allowed by the user.
+     *
+     * @return {@code true} if an app is either not present in the list or is added to the list
+     * with the flag set to {@code true}. Otherwise, it returns {@code false}.
+     * It also returns {@code true} if {@link isTagIntentAppPreferenceSupported} returns
+     * {@code false}.
+     *
+     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     */
+    @FlaggedApi(Flags.FLAG_NFC_CHECK_TAG_INTENT_PREFERENCE)
+    public boolean isTagIntentAllowed() {
+        if (!sHasNfcFeature) {
+            throw new UnsupportedOperationException();
+        }
+        if (!isTagIntentAppPreferenceSupported()) {
+            return true;
+        }
+        return callServiceReturn(() ->  sService.isTagIntentAllowed(mContext.getPackageName(),
+                UserHandle.myUserId()), false);
+    }
 }
diff --git a/nfc/java/android/nfc/NfcOemExtension.java b/nfc/java/android/nfc/NfcOemExtension.java
index 326ca64..9ed678f 100644
--- a/nfc/java/android/nfc/NfcOemExtension.java
+++ b/nfc/java/android/nfc/NfcOemExtension.java
@@ -367,6 +367,15 @@
         void onEeListenActivated(boolean isActivated);
 
         /**
+        * Notifies that some NFCEE (NFC Execution Environment) has been updated.
+        *
+        * <p> This indicates that some applet has been installed/updated/removed in
+        * one of the NFCEE's.
+        * </p>
+        */
+        void onEeUpdated();
+
+        /**
          * Gets the intent to find the OEM package in the OEM App market. If the consumer returns
          * {@code null} or a timeout occurs, the intent from the first available package will be
          * used instead.
@@ -830,6 +839,12 @@
         }
 
         @Override
+        public void onEeUpdated() throws RemoteException {
+            mCallbackMap.forEach((cb, ex) ->
+                    handleVoidCallback(null, (Object input) -> cb.onEeUpdated(), ex));
+        }
+
+        @Override
         public void onStateUpdated(int state) throws RemoteException {
             mCallbackMap.forEach((cb, ex) ->
                     handleVoidCallback(state, cb::onStateUpdated, ex));
diff --git a/nfc/java/android/nfc/flags.aconfig b/nfc/java/android/nfc/flags.aconfig
index 8a37aa2..ee287ab 100644
--- a/nfc/java/android/nfc/flags.aconfig
+++ b/nfc/java/android/nfc/flags.aconfig
@@ -181,3 +181,11 @@
     description: "Enable set service enabled for category other"
     bug: "338157113"
 }
+
+flag {
+    name: "nfc_check_tag_intent_preference"
+    is_exported: true
+    namespace: "nfc"
+    description: "App can check its tag intent preference status"
+    bug: "335916336"
+}
diff --git a/packages/CrashRecovery/services/module/java/com/android/server/PackageWatchdog.java b/packages/CrashRecovery/services/module/java/com/android/server/PackageWatchdog.java
index fbf51fd..8c15b09 100644
--- a/packages/CrashRecovery/services/module/java/com/android/server/PackageWatchdog.java
+++ b/packages/CrashRecovery/services/module/java/com/android/server/PackageWatchdog.java
@@ -218,7 +218,7 @@
     @GuardedBy("sPackageWatchdogLock")
     private static PackageWatchdog sPackageWatchdog;
 
-    private final Object mLock = new Object();
+    private static final Object sLock = new Object();
     // System server context
     private final Context mContext;
     // Handler to run short running tasks
@@ -228,7 +228,7 @@
     // Contains (observer-name -> observer-handle) that have ever been registered from
     // previous boots. Observers with all packages expired are periodically pruned.
     // It is saved to disk on system shutdown and repouplated on startup so it survives reboots.
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private final ArrayMap<String, ObserverInternal> mAllObservers = new ArrayMap<>();
     // File containing the XML data of monitored packages /data/system/package-watchdog.xml
     private final AtomicFile mPolicyFile;
@@ -244,26 +244,26 @@
     private final Set<String> mPackagesExemptFromImpactLevelThreshold = new ArraySet<>();
 
     // The set of packages that have been synced with the ExplicitHealthCheckController
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private Set<String> mRequestedHealthCheckPackages = new ArraySet<>();
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private boolean mIsPackagesReady;
     // Flag to control whether explicit health checks are supported or not
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private boolean mIsHealthCheckEnabled = DEFAULT_EXPLICIT_HEALTH_CHECK_ENABLED;
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private int mTriggerFailureDurationMs = DEFAULT_TRIGGER_FAILURE_DURATION_MS;
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private int mTriggerFailureCount = DEFAULT_TRIGGER_FAILURE_COUNT;
     // SystemClock#uptimeMillis when we last executed #syncState
     // 0 if no prune is scheduled.
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private long mUptimeAtLastStateSync;
     // If true, sync explicit health check packages with the ExplicitHealthCheckController.
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private boolean mSyncRequired = false;
 
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private long mLastMitigation = -1000000;
 
     @FunctionalInterface
@@ -303,7 +303,11 @@
         sPackageWatchdog = this;
     }
 
-    /** Creates or gets singleton instance of PackageWatchdog. */
+    /**
+     * Creates or gets singleton instance of PackageWatchdog.
+     *
+     * @param context The system server context.
+     */
     public static  @NonNull PackageWatchdog getInstance(@NonNull Context context) {
         synchronized (sPackageWatchdogLock) {
             if (sPackageWatchdog == null) {
@@ -319,7 +323,7 @@
      * @hide
      */
     public void onPackagesReady() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             mIsPackagesReady = true;
             mHealthCheckController.setCallbacks(packageName -> onHealthCheckPassed(packageName),
                     packages -> onSupportedPackages(packages),
@@ -338,7 +342,7 @@
      * @hide
      */
     public void registerHealthObserver(PackageHealthObserver observer) {
-        synchronized (mLock) {
+        synchronized (sLock) {
             ObserverInternal internalObserver = mAllObservers.get(observer.getUniqueIdentifier());
             if (internalObserver != null) {
                 internalObserver.registeredObserver = observer;
@@ -405,7 +409,7 @@
         mLongTaskHandler.post(() -> {
             syncState("observing new packages");
 
-            synchronized (mLock) {
+            synchronized (sLock) {
                 ObserverInternal oldObserver = mAllObservers.get(observer.getUniqueIdentifier());
                 if (oldObserver == null) {
                     Slog.d(TAG, observer.getUniqueIdentifier() + " started monitoring health "
@@ -437,7 +441,7 @@
      */
     public void unregisterHealthObserver(PackageHealthObserver observer) {
         mLongTaskHandler.post(() -> {
-            synchronized (mLock) {
+            synchronized (sLock) {
                 mAllObservers.remove(observer.getUniqueIdentifier());
             }
             syncState("unregistering observer: " + observer.getUniqueIdentifier());
@@ -458,7 +462,7 @@
             Slog.w(TAG, "Could not resolve a list of failing packages");
             return;
         }
-        synchronized (mLock) {
+        synchronized (sLock) {
             final long now = mSystemClock.uptimeMillis();
             if (Flags.recoverabilityDetection()) {
                 if (now >= mLastMitigation
@@ -469,7 +473,7 @@
             }
         }
         mLongTaskHandler.post(() -> {
-            synchronized (mLock) {
+            synchronized (sLock) {
                 if (mAllObservers.isEmpty()) {
                     return;
                 }
@@ -569,7 +573,7 @@
                               int currentObserverImpact,
                               int mitigationCount) {
         if (allowMitigations(currentObserverImpact, versionedPackage)) {
-            synchronized (mLock) {
+            synchronized (sLock) {
                 mLastMitigation = mSystemClock.uptimeMillis();
             }
             currentObserverToNotify.onExecuteHealthCheckMitigation(versionedPackage, failureReason,
@@ -599,7 +603,7 @@
      */
     @SuppressWarnings("GuardedBy")
     public void noteBoot() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             // if boot count has reached threshold, start mitigation.
             // We wait until threshold number of restarts only for the first time. Perform
             // mitigations for every restart after that.
@@ -652,7 +656,7 @@
     // This currently adds about 7ms extra to shutdown thread
     /** @hide Writes the package information to file during shutdown. */
     public void writeNow() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             // Must only run synchronous tasks as this runs on the ShutdownThread and no other
             // thread is guaranteed to run during shutdown.
             if (!mAllObservers.isEmpty()) {
@@ -671,7 +675,7 @@
      * passed and the health check service is stopped.
      */
     private void setExplicitHealthCheckEnabled(boolean enabled) {
-        synchronized (mLock) {
+        synchronized (sLock) {
             mIsHealthCheckEnabled = enabled;
             mHealthCheckController.setEnabled(enabled);
             mSyncRequired = true;
@@ -841,7 +845,10 @@
 
         /**
          * Returns {@code true} if this observer wishes to observe the given package, {@code false}
-         * otherwise
+         * otherwise.
+         * Any failing package can be passed on to the observer. Currently the packages that have
+         * ANRs and perform {@link android.service.watchdog.ExplicitHealthCheckService} are being
+         * passed to observers in these API.
          *
          * <p> A persistent observer may choose to start observing certain failing packages, even if
          * it has not explicitly asked to watch the package with {@link #startObservingHealth}.
@@ -853,14 +860,14 @@
 
     @VisibleForTesting
     long getTriggerFailureCount() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             return mTriggerFailureCount;
         }
     }
 
     @VisibleForTesting
     long getTriggerFailureDurationMs() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             return mTriggerFailureDurationMs;
         }
     }
@@ -881,7 +888,7 @@
      */
     private void syncRequests() {
         boolean syncRequired = false;
-        synchronized (mLock) {
+        synchronized (sLock) {
             if (mIsPackagesReady) {
                 Set<String> packages = getPackagesPendingHealthChecksLocked();
                 if (mSyncRequired || !packages.equals(mRequestedHealthCheckPackages)
@@ -918,7 +925,7 @@
         Slog.i(TAG, "Health check passed for package: " + packageName);
         boolean isStateChanged = false;
 
-        synchronized (mLock) {
+        synchronized (sLock) {
             for (int observerIdx = 0; observerIdx < mAllObservers.size(); observerIdx++) {
                 ObserverInternal observer = mAllObservers.valueAt(observerIdx);
                 MonitoredPackage monitoredPackage = observer.getMonitoredPackage(packageName);
@@ -946,7 +953,7 @@
             supportedPackageTimeouts.put(info.getPackageName(), info.getHealthCheckTimeoutMillis());
         }
 
-        synchronized (mLock) {
+        synchronized (sLock) {
             Slog.d(TAG, "Received supported packages " + supportedPackages);
             Iterator<ObserverInternal> oit = mAllObservers.values().iterator();
             while (oit.hasNext()) {
@@ -977,13 +984,13 @@
     }
 
     private void onSyncRequestNotified() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             mSyncRequired = true;
             syncRequestsAsync();
         }
     }
 
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private Set<String> getPackagesPendingHealthChecksLocked() {
         Set<String> packages = new ArraySet<>();
         Iterator<ObserverInternal> oit = mAllObservers.values().iterator();
@@ -1009,7 +1016,7 @@
      * health check service and schedules the next state sync.
      */
     private void syncState(String reason) {
-        synchronized (mLock) {
+        synchronized (sLock) {
             Slog.i(TAG, "Syncing state, reason: " + reason);
             pruneObserversLocked();
 
@@ -1025,7 +1032,7 @@
         syncState("scheduled");
     }
 
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private void scheduleNextSyncStateLocked() {
         long durationMs = getNextStateSyncMillisLocked();
         mShortTaskHandler.removeCallbacks(mSyncStateWithScheduledReason);
@@ -1043,7 +1050,7 @@
      *
      * @returns Long#MAX_VALUE if there are no observed packages.
      */
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private long getNextStateSyncMillisLocked() {
         long shortestDurationMs = Long.MAX_VALUE;
         for (int oIndex = 0; oIndex < mAllObservers.size(); oIndex++) {
@@ -1064,7 +1071,7 @@
      * Removes {@code elapsedMs} milliseconds from all durations on monitored packages
      * and updates other internal state.
      */
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     private void pruneObserversLocked() {
         long elapsedMs = mUptimeAtLastStateSync == 0
                 ? 0 : mSystemClock.uptimeMillis() - mUptimeAtLastStateSync;
@@ -1092,7 +1099,7 @@
     private void onHealthCheckFailed(ObserverInternal observer,
             Set<MonitoredPackage> failedPackages) {
         mLongTaskHandler.post(() -> {
-            synchronized (mLock) {
+            synchronized (sLock) {
                 PackageHealthObserver registeredObserver = observer.registeredObserver;
                 if (registeredObserver != null) {
                     Iterator<MonitoredPackage> it = failedPackages.iterator();
@@ -1201,7 +1208,7 @@
      */
     @VisibleForTesting
     void updateConfigs() {
-        synchronized (mLock) {
+        synchronized (sLock) {
             mTriggerFailureCount = DeviceConfig.getInt(
                     DeviceConfig.NAMESPACE_ROLLBACK,
                     PROPERTY_WATCHDOG_TRIGGER_FAILURE_COUNT,
@@ -1230,7 +1237,7 @@
      */
     private boolean saveToFile() {
         Slog.i(TAG, "Saving observer state to file");
-        synchronized (mLock) {
+        synchronized (sLock) {
             FileOutputStream stream;
             try {
                 stream = mPolicyFile.startWrite();
@@ -1297,20 +1304,38 @@
 
     /** Dump status of every observer in mAllObservers. */
     public void dump(@NonNull PrintWriter pw) {
-        if (Flags.synchronousRebootInRescueParty() && RescueParty.isRecoveryTriggeredReboot()) {
+        if (Flags.synchronousRebootInRescueParty() && isRecoveryTriggeredReboot()) {
             dumpInternal(pw);
         } else {
-            synchronized (mLock) {
+            synchronized (sLock) {
                 dumpInternal(pw);
             }
         }
     }
 
+    /**
+     * Check if we're currently attempting to reboot during mitigation. This method must return
+     * true if triggered reboot early during a boot loop, since the device will not be fully booted
+     * at this time.
+     * @hide
+     */
+    public static boolean isRecoveryTriggeredReboot() {
+        return isFactoryResetPropertySet() || isRebootPropertySet();
+    }
+
+    private static boolean isFactoryResetPropertySet() {
+        return CrashRecoveryProperties.attemptingFactoryReset().orElse(false);
+    }
+
+    private static boolean isRebootPropertySet() {
+        return CrashRecoveryProperties.attemptingReboot().orElse(false);
+    }
+
     private void dumpInternal(@NonNull PrintWriter pw) {
         IndentingPrintWriter ipw = new IndentingPrintWriter(pw, "  ");
         ipw.println("Package Watchdog status");
         ipw.increaseIndent();
-        synchronized (mLock) {
+        synchronized (sLock) {
             for (String observerName : mAllObservers.keySet()) {
                 ipw.println("Observer name: " + observerName);
                 ipw.increaseIndent();
@@ -1324,7 +1349,7 @@
     }
 
     @VisibleForTesting
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     void registerObserverInternal(ObserverInternal observerInternal) {
         mAllObservers.put(observerInternal.name, observerInternal);
     }
@@ -1333,15 +1358,15 @@
      * Represents an observer monitoring a set of packages along with the failure thresholds for
      * each package.
      *
-     * <p> Note, the PackageWatchdog#mLock must always be held when reading or writing
+     * <p> Note, the PackageWatchdog#sLock must always be held when reading or writing
      * instances of this class.
      */
     static class ObserverInternal {
         public final String name;
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private final ArrayMap<String, MonitoredPackage> mPackages = new ArrayMap<>();
         @Nullable
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public PackageHealthObserver registeredObserver;
         private int mMitigationCount;
 
@@ -1359,7 +1384,7 @@
          * Writes important {@link MonitoredPackage} details for this observer to file.
          * Does not persist any package failure thresholds.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean writeLocked(XmlSerializer out) {
             try {
                 out.startTag(null, TAG_OBSERVER);
@@ -1387,7 +1412,7 @@
             mMitigationCount = mitigationCount;
         }
 
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public void updatePackagesLocked(List<MonitoredPackage> packages) {
             for (int pIndex = 0; pIndex < packages.size(); pIndex++) {
                 MonitoredPackage p = packages.get(pIndex);
@@ -1410,7 +1435,7 @@
          * health check passing, or an empty list if no package expired for which an explicit health
          * check was still pending
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private Set<MonitoredPackage> prunePackagesLocked(long elapsedMs) {
             Set<MonitoredPackage> failedPackages = new ArraySet<>();
             Iterator<MonitoredPackage> it = mPackages.values().iterator();
@@ -1435,7 +1460,7 @@
          * @returns {@code true} if failure threshold is exceeded, {@code false} otherwise
          * @hide
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean onPackageFailureLocked(String packageName) {
             if (getMonitoredPackage(packageName) == null && registeredObserver.isPersistent()
                     && registeredObserver.mayObservePackage(packageName)) {
@@ -1454,7 +1479,7 @@
          *
          * @return a mapping of package names to {@link MonitoredPackage} objects.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public ArrayMap<String, MonitoredPackage> getMonitoredPackages() {
             return mPackages;
         }
@@ -1467,7 +1492,7 @@
          * @return the {@link MonitoredPackage} object associated with the package name if one
          *         exists, {@code null} otherwise.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         @Nullable
         public MonitoredPackage getMonitoredPackage(String packageName) {
             return mPackages.get(packageName);
@@ -1478,7 +1503,7 @@
          *
          * @param p: the {@link MonitoredPackage} to store.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public void putMonitoredPackage(MonitoredPackage p) {
             mPackages.put(p.getName(), p);
         }
@@ -1601,17 +1626,17 @@
      * Represents a package and its health check state along with the time
      * it should be monitored for.
      *
-     * <p> Note, the PackageWatchdog#mLock must always be held when reading or writing
+     * <p> Note, the PackageWatchdog#sLock must always be held when reading or writing
      * instances of this class.
      */
     class MonitoredPackage {
         private final String mPackageName;
         // Times when package failures happen sorted in ascending order
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private final LongArrayQueue mFailureHistory = new LongArrayQueue();
         // Times when an observer was called to mitigate this package's failure. Sorted in
         // ascending order.
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private final LongArrayQueue mMitigationCalls;
         // One of STATE_[ACTIVE|INACTIVE|PASSED|FAILED]. Updated on construction and after
         // methods that could change the health check state: handleElapsedTimeLocked and
@@ -1620,17 +1645,17 @@
         // Whether an explicit health check has passed.
         // This value in addition with mHealthCheckDurationMs determines the health check state
         // of the package, see #getHealthCheckStateLocked
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private boolean mHasPassedHealthCheck;
         // System uptime duration to monitor package.
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private long mDurationMs;
         // System uptime duration to check the result of an explicit health check
         // Initially, MAX_VALUE until we get a value from the health check service
         // and request health checks.
         // This value in addition with mHasPassedHealthCheck determines the health check state
         // of the package, see #getHealthCheckStateLocked
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private long mHealthCheckDurationMs = Long.MAX_VALUE;
 
         MonitoredPackage(String packageName, long durationMs,
@@ -1647,7 +1672,7 @@
         /** Writes the salient fields to disk using {@code out}.
          * @hide
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public void writeLocked(XmlSerializer out) throws IOException {
             out.startTag(null, TAG_PACKAGE);
             out.attribute(null, ATTR_NAME, getName());
@@ -1665,7 +1690,7 @@
          *
          * @return {@code true} if failure count exceeds a threshold, {@code false} otherwise
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean onFailureLocked() {
             // Sliding window algorithm: find out if there exists a window containing failures >=
             // mTriggerFailureCount.
@@ -1685,7 +1710,7 @@
         /**
          * Notes the timestamp of a mitigation call into the observer.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public void noteMitigationCallLocked() {
             mMitigationCalls.addLast(mSystemClock.uptimeMillis());
         }
@@ -1696,7 +1721,7 @@
          *
          * @return the number of mitigation calls made in the de-escalation window.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public int getMitigationCountLocked() {
             try {
                 final long now = mSystemClock.uptimeMillis();
@@ -1716,7 +1741,7 @@
          *
          * @return a LongArrayQueue of the mitigation calls relative to the current system uptime.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public LongArrayQueue normalizeMitigationCalls() {
             LongArrayQueue normalized = new LongArrayQueue();
             final long now = mSystemClock.uptimeMillis();
@@ -1731,7 +1756,7 @@
          *
          * @return the new health check state
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public int setHealthCheckActiveLocked(long initialHealthCheckDurationMs) {
             if (initialHealthCheckDurationMs <= 0) {
                 Slog.wtf(TAG, "Cannot set non-positive health check duration "
@@ -1751,7 +1776,7 @@
          *
          * @return the new health check state
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public int handleElapsedTimeLocked(long elapsedMs) {
             if (elapsedMs <= 0) {
                 Slog.w(TAG, "Cannot handle non-positive elapsed time for package " + getName());
@@ -1769,7 +1794,7 @@
         }
 
         /** Explicitly update the monitoring duration of the package. */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public void updateHealthCheckDuration(long newDurationMs) {
             mDurationMs = newDurationMs;
         }
@@ -1780,7 +1805,7 @@
          *
          * @return the new {@link HealthCheckState health check state}
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         @HealthCheckState
         public int tryPassHealthCheckLocked() {
             if (mHealthCheckState != HealthCheckState.FAILED) {
@@ -1799,7 +1824,7 @@
         /**
          * Returns the current {@link HealthCheckState health check state}.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         @HealthCheckState
         public int getHealthCheckStateLocked() {
             return mHealthCheckState;
@@ -1810,7 +1835,7 @@
          *
          * @return the duration or {@link Long#MAX_VALUE} if the package should not be scheduled
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public long getShortestScheduleDurationMsLocked() {
             // Consider health check duration only if #isPendingHealthChecksLocked is true
             return Math.min(toPositive(mDurationMs),
@@ -1822,7 +1847,7 @@
          * Returns {@code true} if the total duration left to monitor the package is less than or
          * equal to 0 {@code false} otherwise.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean isExpiredLocked() {
             return mDurationMs <= 0;
         }
@@ -1831,7 +1856,7 @@
          * Returns {@code true} if the package, {@link #getName} is expecting health check results
          * {@code false} otherwise.
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean isPendingHealthChecksLocked() {
             return mHealthCheckState == HealthCheckState.ACTIVE
                     || mHealthCheckState == HealthCheckState.INACTIVE;
@@ -1843,7 +1868,7 @@
          *
          * @return the new {@link HealthCheckState health check state}
          */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         @HealthCheckState
         private int updateHealthCheckStateLocked() {
             int oldState = mHealthCheckState;
@@ -1898,7 +1923,7 @@
         }
     }
 
-    @GuardedBy("mLock")
+    @GuardedBy("sLock")
     @SuppressWarnings("GuardedBy")
     void saveAllObserversBootMitigationCountToMetadata(String filePath) {
         HashMap<String, Integer> bootMitigationCounts = new HashMap<>();
@@ -2001,7 +2026,7 @@
 
 
         /** Increments the boot counter, and returns whether the device is bootlooping. */
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         public boolean incrementAndTest() {
             if (Flags.recoverabilityDetection()) {
                 readAllObserversBootMitigationCountIfNecessary(METADATA_FILE);
@@ -2042,7 +2067,7 @@
             }
         }
 
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private boolean performedMitigationsDuringWindow() {
             for (ObserverInternal observerInternal: mAllObservers.values()) {
                 if (observerInternal.getBootMitigationCount() > 0) {
@@ -2052,7 +2077,7 @@
             return false;
         }
 
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         private void resetAllObserversBootMitigationCount() {
             for (int i = 0; i < mAllObservers.size(); i++) {
                 final ObserverInternal observer = mAllObservers.valueAt(i);
@@ -2061,7 +2086,7 @@
             saveAllObserversBootMitigationCountToMetadata(METADATA_FILE);
         }
 
-        @GuardedBy("mLock")
+        @GuardedBy("sLock")
         @SuppressWarnings("GuardedBy")
         void readAllObserversBootMitigationCountIfNecessary(String filePath) {
             File metadataFile = new File(filePath);
diff --git a/packages/SettingsLib/DataStore/src/com/android/settingslib/datastore/SharedPreferencesObservable.kt b/packages/SettingsLib/DataStore/src/com/android/settingslib/datastore/SharedPreferencesObservable.kt
deleted file mode 100644
index e70ec5b..0000000
--- a/packages/SettingsLib/DataStore/src/com/android/settingslib/datastore/SharedPreferencesObservable.kt
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.settingslib.datastore
-
-import android.content.SharedPreferences
-
-/** [SharedPreferences] based [KeyedDataObservable]. */
-class SharedPreferencesObservable(private val sharedPreferences: SharedPreferences) :
-    KeyedDataObservable<String>(), AutoCloseable {
-
-    private val listener = createSharedPreferenceListener()
-
-    init {
-        sharedPreferences.registerOnSharedPreferenceChangeListener(listener)
-    }
-
-    override fun close() {
-        sharedPreferences.unregisterOnSharedPreferenceChangeListener(listener)
-    }
-}
-
-/** Creates [SharedPreferences.OnSharedPreferenceChangeListener] for [KeyedObservable]. */
-internal fun KeyedObservable<String>.createSharedPreferenceListener() =
-    SharedPreferences.OnSharedPreferenceChangeListener { _, key ->
-        if (key != null) {
-            notifyChange(key, DataChangeReason.UPDATE)
-        } else {
-            // On Android >= R, SharedPreferences.Editor.clear() will trigger this case
-            notifyChange(DataChangeReason.DELETE)
-        }
-    }
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/GetPreferenceGraphApiHandler.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/GetPreferenceGraphApiHandler.kt
index 088bef2..7aece51 100644
--- a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/GetPreferenceGraphApiHandler.kt
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/GetPreferenceGraphApiHandler.kt
@@ -42,7 +42,7 @@
         callingUid: Int,
         request: GetPreferenceGraphRequest,
     ): PreferenceGraphProto {
-        val builder = PreferenceGraphBuilder.of(application, request)
+        val builder = PreferenceGraphBuilder.of(application, myUid, callingUid, request)
         if (request.screenKeys.isEmpty()) {
             for (key in PreferenceScreenRegistry.preferenceScreens.keys) {
                 builder.addPreferenceScreenFromRegistry(key)
@@ -68,16 +68,18 @@
     val screenKeys: Set<String> = setOf(),
     val visitedScreens: Set<String> = setOf(),
     val locale: Locale? = null,
-    val includeValue: Boolean = true,
+    val flags: Int = PreferenceGetterFlags.ALL,
+    val includeValue: Boolean = true, // TODO: clean up
     val includeValueDescriptor: Boolean = true,
 )
 
 object GetPreferenceGraphRequestCodec : MessageCodec<GetPreferenceGraphRequest> {
     override fun encode(data: GetPreferenceGraphRequest): Bundle =
-        Bundle(3).apply {
+        Bundle(4).apply {
             putStringArray(KEY_SCREEN_KEYS, data.screenKeys.toTypedArray())
             putStringArray(KEY_VISITED_KEYS, data.visitedScreens.toTypedArray())
             putString(KEY_LOCALE, data.locale?.toLanguageTag())
+            putInt(KEY_FLAGS, data.flags)
         }
 
     override fun decode(data: Bundle): GetPreferenceGraphRequest {
@@ -88,12 +90,14 @@
             screenKeys.toSet(),
             visitedScreens.toSet(),
             data.getString(KEY_LOCALE).toLocale(),
+            data.getInt(KEY_FLAGS),
         )
     }
 
     private const val KEY_SCREEN_KEYS = "k"
     private const val KEY_VISITED_KEYS = "v"
     private const val KEY_LOCALE = "l"
+    private const val KEY_FLAGS = "f"
 }
 
 object PreferenceGraphProtoCodec : MessageCodec<PreferenceGraphProto> {
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceCoordinate.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceCoordinate.kt
new file mode 100644
index 0000000..68aa2d2
--- /dev/null
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceCoordinate.kt
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settingslib.graph
+
+import android.os.Parcel
+import android.os.Parcelable
+
+/**
+ * Coordinate to locate a preference.
+ *
+ * Within an app, the preference screen key (unique among screens) plus preference key (unique on
+ * the screen) is used to locate a preference.
+ */
+data class PreferenceCoordinate(val screenKey: String, val key: String) : Parcelable {
+
+    constructor(parcel: Parcel) : this(parcel.readString()!!, parcel.readString()!!)
+
+    override fun writeToParcel(parcel: Parcel, flags: Int) {
+        parcel.writeString(screenKey)
+        parcel.writeString(key)
+    }
+
+    override fun describeContents() = 0
+
+    companion object CREATOR : Parcelable.Creator<PreferenceCoordinate> {
+
+        override fun createFromParcel(parcel: Parcel) = PreferenceCoordinate(parcel)
+
+        override fun newArray(size: Int) = arrayOfNulls<PreferenceCoordinate>(size)
+    }
+}
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterApi.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterApi.kt
new file mode 100644
index 0000000..c8453ef
--- /dev/null
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterApi.kt
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settingslib.graph
+
+import android.app.Application
+import androidx.annotation.IntDef
+import com.android.settingslib.graph.proto.PreferenceProto
+import com.android.settingslib.ipc.ApiDescriptor
+import com.android.settingslib.ipc.ApiHandler
+import com.android.settingslib.ipc.ApiPermissionChecker
+import com.android.settingslib.metadata.PreferenceHierarchyNode
+import com.android.settingslib.metadata.PreferenceScreenRegistry
+
+/**
+ * Request to get preference information.
+ *
+ * @param preferences coordinate of preferences
+ * @param flags a combination of constants in [PreferenceGetterFlags]
+ */
+class PreferenceGetterRequest(val preferences: Array<PreferenceCoordinate>, val flags: Int)
+
+/** Error code of preference getter request. */
+@Target(AnnotationTarget.TYPE)
+@IntDef(
+    PreferenceGetterErrorCode.NOT_FOUND,
+    PreferenceGetterErrorCode.DISALLOW,
+    PreferenceGetterErrorCode.INTERNAL_ERROR,
+)
+@Retention(AnnotationRetention.SOURCE)
+annotation class PreferenceGetterErrorCode {
+    companion object {
+        /** Preference is not found. */
+        const val NOT_FOUND = 1
+        /** Disallow to get preference value (e.g. uid not allowed). */
+        const val DISALLOW = 2
+        /** Internal error happened when get preference information. */
+        const val INTERNAL_ERROR = 3
+
+        fun getMessage(code: Int) =
+            when (code) {
+                NOT_FOUND -> "Preference not found"
+                DISALLOW -> "Disallow to get preference value"
+                INTERNAL_ERROR -> "Internal error"
+                else -> "Unknown error"
+            }
+    }
+}
+
+/** Response of the getter API. */
+class PreferenceGetterResponse(
+    val errors: Map<PreferenceCoordinate, @PreferenceGetterErrorCode Int>,
+    val preferences: Map<PreferenceCoordinate, PreferenceProto>,
+)
+
+/** Preference getter API descriptor. */
+class PreferenceGetterApiDescriptor(override val id: Int) :
+    ApiDescriptor<PreferenceGetterRequest, PreferenceGetterResponse> {
+
+    override val requestCodec = PreferenceGetterRequestCodec()
+
+    override val responseCodec = PreferenceGetterResponseCodec()
+}
+
+/** Preference getter API implementation. */
+class PreferenceGetterApiHandler(
+    override val id: Int,
+    private val permissionChecker: ApiPermissionChecker<PreferenceGetterRequest>,
+) : ApiHandler<PreferenceGetterRequest, PreferenceGetterResponse> {
+
+    override fun hasPermission(
+        application: Application,
+        myUid: Int,
+        callingUid: Int,
+        request: PreferenceGetterRequest,
+    ) = permissionChecker.hasPermission(application, myUid, callingUid, request)
+
+    override suspend fun invoke(
+        application: Application,
+        myUid: Int,
+        callingUid: Int,
+        request: PreferenceGetterRequest,
+    ): PreferenceGetterResponse {
+        val errors = mutableMapOf<PreferenceCoordinate, Int>()
+        val preferences = mutableMapOf<PreferenceCoordinate, PreferenceProto>()
+        val flags = request.flags
+        for ((screenKey, coordinates) in request.preferences.groupBy { it.screenKey }) {
+            val screenMetadata = PreferenceScreenRegistry[screenKey]
+            if (screenMetadata == null) {
+                for (coordinate in coordinates) {
+                    errors[coordinate] = PreferenceGetterErrorCode.NOT_FOUND
+                }
+                continue
+            }
+            val nodes = mutableMapOf<String, PreferenceHierarchyNode?>()
+            for (coordinate in coordinates) nodes[coordinate.key] = null
+            screenMetadata.getPreferenceHierarchy(application).forEachRecursively {
+                val metadata = it.metadata
+                val key = metadata.key
+                if (nodes.containsKey(key)) nodes[key] = it
+            }
+            for (coordinate in coordinates) {
+                val node = nodes[coordinate.key]
+                if (node == null) {
+                    errors[coordinate] = PreferenceGetterErrorCode.NOT_FOUND
+                    continue
+                }
+                val metadata = node.metadata
+                try {
+                    val preferenceProto =
+                        metadata.toProto(
+                            application,
+                            myUid,
+                            callingUid,
+                            screenMetadata,
+                            metadata.key == screenMetadata.key,
+                            flags,
+                        )
+                    if (flags == PreferenceGetterFlags.VALUE && !preferenceProto.hasValue()) {
+                        errors[coordinate] = PreferenceGetterErrorCode.DISALLOW
+                    } else {
+                        preferences[coordinate] = preferenceProto
+                    }
+                } catch (e: Exception) {
+                    errors[coordinate] = PreferenceGetterErrorCode.INTERNAL_ERROR
+                }
+            }
+        }
+        return PreferenceGetterResponse(errors, preferences)
+    }
+
+    override val requestCodec = PreferenceGetterRequestCodec()
+
+    override val responseCodec = PreferenceGetterResponseCodec()
+}
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterCodecs.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterCodecs.kt
new file mode 100644
index 0000000..ff14eb5
--- /dev/null
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterCodecs.kt
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settingslib.graph
+
+import android.os.Bundle
+import android.os.Parcel
+import com.android.settingslib.graph.proto.PreferenceProto
+import com.android.settingslib.ipc.MessageCodec
+import java.util.Arrays
+
+/** Message codec for [PreferenceGetterRequest]. */
+class PreferenceGetterRequestCodec : MessageCodec<PreferenceGetterRequest> {
+    override fun encode(data: PreferenceGetterRequest) =
+        Bundle(2).apply {
+            putParcelableArray(null, data.preferences)
+            putInt(FLAGS, data.flags)
+        }
+
+    @Suppress("DEPRECATION")
+    override fun decode(data: Bundle): PreferenceGetterRequest {
+        data.classLoader = PreferenceCoordinate::class.java.classLoader
+        val array = data.getParcelableArray(null)!!
+
+        return PreferenceGetterRequest(
+            Arrays.copyOf(array, array.size, Array<PreferenceCoordinate>::class.java),
+            data.getInt(FLAGS),
+        )
+    }
+
+    companion object {
+        private const val FLAGS = "f"
+    }
+}
+
+/** Message codec for [PreferenceGetterResponse]. */
+class PreferenceGetterResponseCodec : MessageCodec<PreferenceGetterResponse> {
+    override fun encode(data: PreferenceGetterResponse) =
+        Bundle(2).apply {
+            data.errors.toErrorsByteArray()?.let { putByteArray(ERRORS, it) }
+            data.preferences.toPreferencesByteArray()?.let { putByteArray(null, it) }
+        }
+
+    private fun Map<PreferenceCoordinate, Int>.toErrorsByteArray(): ByteArray? {
+        if (isEmpty()) return null
+        val parcel = Parcel.obtain()
+        parcel.writeInt(size)
+        for ((coordinate, code) in this) {
+            coordinate.writeToParcel(parcel, 0)
+            parcel.writeInt(code)
+        }
+        val bytes = parcel.marshall()
+        parcel.recycle()
+        return bytes
+    }
+
+    private fun Map<PreferenceCoordinate, PreferenceProto>.toPreferencesByteArray(): ByteArray? {
+        if (isEmpty()) return null
+        val parcel = Parcel.obtain()
+        parcel.writeInt(size)
+        for ((coordinate, preferenceProto) in this) {
+            coordinate.writeToParcel(parcel, 0)
+            val data = preferenceProto.toByteArray()
+            parcel.writeInt(data.size)
+            parcel.writeByteArray(data)
+        }
+        val bytes = parcel.marshall()
+        parcel.recycle()
+        return bytes
+    }
+
+    override fun decode(data: Bundle) =
+        PreferenceGetterResponse(
+            data.getByteArray(ERRORS).toErrors(),
+            data.getByteArray(null).toPreferences(),
+        )
+
+    private fun ByteArray?.toErrors(): Map<PreferenceCoordinate, Int> {
+        if (this == null) return emptyMap()
+        val parcel = Parcel.obtain()
+        parcel.unmarshall(this, 0, size)
+        parcel.setDataPosition(0)
+        val count = parcel.readInt()
+        val errors = mutableMapOf<PreferenceCoordinate, Int>()
+        repeat(count) {
+            val coordinate = PreferenceCoordinate(parcel)
+            errors[coordinate] = parcel.readInt()
+        }
+        parcel.recycle()
+        return errors
+    }
+
+    private fun ByteArray?.toPreferences(): Map<PreferenceCoordinate, PreferenceProto> {
+        if (this == null) return emptyMap()
+        val parcel = Parcel.obtain()
+        parcel.unmarshall(this, 0, size)
+        parcel.setDataPosition(0)
+        val count = parcel.readInt()
+        val preferences = mutableMapOf<PreferenceCoordinate, PreferenceProto>()
+        repeat(count) {
+            val coordinate = PreferenceCoordinate(parcel)
+            val bytes = parcel.readInt()
+            val array = ByteArray(bytes).also { parcel.readByteArray(it) }
+            preferences[coordinate] = PreferenceProto.parseFrom(array)
+        }
+        parcel.recycle()
+        return preferences
+    }
+
+    companion object {
+        private const val ERRORS = "e"
+    }
+}
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterFlags.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterFlags.kt
new file mode 100644
index 0000000..632f154
--- /dev/null
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGetterFlags.kt
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settingslib.graph
+
+/** Flags for preference getter operation. */
+object PreferenceGetterFlags {
+    const val VALUE = 1 shl 0
+    const val VALUE_DESCRIPTOR = 1 shl 1
+    const val METADATA = 1 shl 2
+    const val ALL = (1 shl 3) - 1
+
+    fun Int.includeValue() = (this and VALUE) != 0
+
+    fun Int.includeValueDescriptor() = (this and VALUE_DESCRIPTOR) != 0
+
+    fun Int.includeMetadata() = (this and METADATA) != 0
+}
diff --git a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGraphBuilder.kt b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGraphBuilder.kt
index 6760e72..a65d24c 100644
--- a/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGraphBuilder.kt
+++ b/packages/SettingsLib/Graph/src/com/android/settingslib/graph/PreferenceGraphBuilder.kt
@@ -31,6 +31,9 @@
 import androidx.preference.PreferenceGroup
 import androidx.preference.PreferenceScreen
 import androidx.preference.TwoStatePreference
+import com.android.settingslib.graph.PreferenceGetterFlags.includeMetadata
+import com.android.settingslib.graph.PreferenceGetterFlags.includeValue
+import com.android.settingslib.graph.PreferenceGetterFlags.includeValueDescriptor
 import com.android.settingslib.graph.proto.PreferenceGraphProto
 import com.android.settingslib.graph.proto.PreferenceGroupProto
 import com.android.settingslib.graph.proto.PreferenceProto
@@ -41,7 +44,6 @@
 import com.android.settingslib.metadata.PersistentPreference
 import com.android.settingslib.metadata.PreferenceAvailabilityProvider
 import com.android.settingslib.metadata.PreferenceHierarchy
-import com.android.settingslib.metadata.PreferenceHierarchyNode
 import com.android.settingslib.metadata.PreferenceMetadata
 import com.android.settingslib.metadata.PreferenceRestrictionProvider
 import com.android.settingslib.metadata.PreferenceScreenBindingKeyProvider
@@ -50,6 +52,7 @@
 import com.android.settingslib.metadata.PreferenceSummaryProvider
 import com.android.settingslib.metadata.PreferenceTitleProvider
 import com.android.settingslib.metadata.RangeValue
+import com.android.settingslib.metadata.ReadWritePermit
 import com.android.settingslib.preference.PreferenceScreenFactory
 import com.android.settingslib.preference.PreferenceScreenProvider
 import java.util.Locale
@@ -60,14 +63,17 @@
 
 /** Builder of preference graph. */
 class PreferenceGraphBuilder
-private constructor(private val context: Context, private val request: GetPreferenceGraphRequest) {
+private constructor(
+    private val context: Context,
+    private val myUid: Int,
+    private val callingUid: Int,
+    private val request: GetPreferenceGraphRequest,
+) {
     private val preferenceScreenFactory by lazy {
         PreferenceScreenFactory(context.ofLocale(request.locale))
     }
     private val builder by lazy { PreferenceGraphProto.newBuilder() }
     private val visitedScreens = mutableSetOf<String>().apply { addAll(request.visitedScreens) }
-    private val includeValue = request.includeValue
-    private val includeValueDescriptor = request.includeValueDescriptor
 
     private suspend fun init() {
         for (key in request.screenKeys) {
@@ -229,7 +235,7 @@
         enabled = isEnabled
         available = isVisible
         persistent = isPersistent
-        if (includeValue && isPersistent && this@toProto is TwoStatePreference) {
+        if (request.flags.includeValue() && isPersistent && this@toProto is TwoStatePreference) {
             value = preferenceValueProto { booleanValue = this@toProto.isChecked }
         }
         this@toProto.fragment.toActionTarget(preferenceExtras)?.let {
@@ -243,14 +249,14 @@
         screenMetadata: PreferenceScreenMetadata,
         isRoot: Boolean,
     ): PreferenceGroupProto = preferenceGroupProto {
-        preference = toProto(screenMetadata, this@toProto, isRoot)
+        preference = toProto(screenMetadata, this@toProto.metadata, isRoot)
         forEachAsync {
             addPreferences(
                 preferenceOrGroupProto {
                     if (it is PreferenceHierarchy) {
                         group = it.toProto(screenMetadata, false)
                     } else {
-                        preference = toProto(screenMetadata, it, false)
+                        preference = toProto(screenMetadata, it.metadata, false)
                     }
                 }
             )
@@ -259,93 +265,19 @@
 
     private suspend fun toProto(
         screenMetadata: PreferenceScreenMetadata,
-        node: PreferenceHierarchyNode,
+        metadata: PreferenceMetadata,
         isRoot: Boolean,
-    ) = preferenceProto {
-        val metadata = node.metadata
-        key = metadata.key
-        metadata.getTitleTextProto(isRoot)?.let { title = it }
-        if (metadata.summary != 0) {
-            summary = textProto { resourceId = metadata.summary }
-        } else {
-            (metadata as? PreferenceSummaryProvider)?.getSummary(context)?.let {
-                summary = textProto { string = it.toString() }
+    ) =
+        metadata.toProto(context, myUid, callingUid, screenMetadata, isRoot, request.flags).also {
+            if (metadata is PreferenceScreenMetadata) {
+                @Suppress("CheckReturnValue") addPreferenceScreenMetadata(metadata)
             }
-        }
-        val metadataIcon = metadata.getPreferenceIcon(context)
-        if (metadataIcon != 0) icon = metadataIcon
-        if (metadata.keywords != 0) keywords = metadata.keywords
-        val preferenceExtras = metadata.extras(context)
-        preferenceExtras?.let { extras = it.toProto() }
-        indexable = metadata.isIndexable(context)
-        enabled = metadata.isEnabled(context)
-        if (metadata is PreferenceAvailabilityProvider) {
-            available = metadata.isAvailable(context)
-        }
-        if (metadata is PreferenceRestrictionProvider) {
-            restricted = metadata.isRestricted(context)
-        }
-        persistent = metadata.isPersistent(context)
-        if (persistent) {
-            if (includeValue && metadata is PersistentPreference<*>) {
-                value = preferenceValueProto {
-                    when (metadata) {
-                        is BooleanValue ->
-                            metadata
-                                .storage(context)
-                                .getValue(metadata.key, Boolean::class.javaObjectType)
-                                ?.let { booleanValue = it }
-                        is RangeValue -> {
-                            metadata
-                                .storage(context)
-                                .getValue(metadata.key, Int::class.javaObjectType)
-                                ?.let { intValue = it }
-                        }
-                        else -> {}
-                    }
-                }
-            }
-            if (includeValueDescriptor) {
-                valueDescriptor = preferenceValueDescriptorProto {
-                    when (metadata) {
-                        is BooleanValue -> booleanType = true
-                        is RangeValue -> rangeValue = rangeValueProto {
-                                min = metadata.getMinValue(context)
-                                max = metadata.getMaxValue(context)
-                                step = metadata.getIncrementStep(context)
-                            }
-                        else -> {}
-                    }
+            metadata.intent(context)?.resolveActivity(context.packageManager)?.let {
+                if (it.packageName == context.packageName) {
+                    add(it.className)
                 }
             }
         }
-        if (metadata is PreferenceScreenMetadata) {
-            @Suppress("CheckReturnValue") addPreferenceScreenMetadata(metadata)
-        }
-        metadata.intent(context)?.let { actionTarget = it.toActionTarget() }
-        screenMetadata.getLaunchIntent(context, metadata)?.let { launchIntent = it.toProto() }
-    }
-
-    private fun PreferenceMetadata.getTitleTextProto(isRoot: Boolean): TextProto? {
-        if (isRoot && this is PreferenceScreenMetadata) {
-            val titleRes = screenTitle
-            if (titleRes != 0) {
-                return textProto { resourceId = titleRes }
-            } else {
-                getScreenTitle(context)?.let {
-                    return textProto { string = it.toString() }
-                }
-            }
-        } else {
-            val titleRes = title
-            if (titleRes != 0) {
-                return textProto { resourceId = titleRes }
-            }
-        }
-        return (this as? PreferenceTitleProvider)?.getTitle(context)?.let {
-            textProto { string = it.toString() }
-        }
-    }
 
     private suspend fun String?.toActionTarget(extras: Bundle?): ActionTarget? {
         if (this.isNullOrEmpty()) return null
@@ -399,24 +331,131 @@
         return null
     }
 
-    private suspend fun Intent.toActionTarget(): ActionTarget {
-        if (component?.packageName == "") {
-            setClassName(context, component!!.className)
-        }
-        resolveActivity(context.packageManager)?.let {
-            if (it.packageName == context.packageName) {
-                add(it.className)
+    private suspend fun Intent.toActionTarget() =
+        toActionTarget(context).also {
+            resolveActivity(context.packageManager)?.let {
+                if (it.packageName == context.packageName) {
+                    add(it.className)
+                }
             }
         }
-        return actionTargetProto { intent = toProto() }
-    }
 
     companion object {
-        suspend fun of(context: Context, request: GetPreferenceGraphRequest) =
-            PreferenceGraphBuilder(context, request).also { it.init() }
+        suspend fun of(
+            context: Context,
+            myUid: Int,
+            callingUid: Int,
+            request: GetPreferenceGraphRequest,
+        ) = PreferenceGraphBuilder(context, myUid, callingUid, request).also { it.init() }
     }
 }
 
+fun PreferenceMetadata.toProto(
+    context: Context,
+    myUid: Int,
+    callingUid: Int,
+    screenMetadata: PreferenceScreenMetadata,
+    isRoot: Boolean,
+    flags: Int,
+) = preferenceProto {
+    val metadata = this@toProto
+    key = metadata.key
+    if (flags.includeMetadata()) {
+        metadata.getTitleTextProto(context, isRoot)?.let { title = it }
+        if (metadata.summary != 0) {
+            summary = textProto { resourceId = metadata.summary }
+        } else {
+            (metadata as? PreferenceSummaryProvider)?.getSummary(context)?.let {
+                summary = textProto { string = it.toString() }
+            }
+        }
+        val metadataIcon = metadata.getPreferenceIcon(context)
+        if (metadataIcon != 0) icon = metadataIcon
+        if (metadata.keywords != 0) keywords = metadata.keywords
+        val preferenceExtras = metadata.extras(context)
+        preferenceExtras?.let { extras = it.toProto() }
+        indexable = metadata.isIndexable(context)
+        enabled = metadata.isEnabled(context)
+        if (metadata is PreferenceAvailabilityProvider) {
+            available = metadata.isAvailable(context)
+        }
+        if (metadata is PreferenceRestrictionProvider) {
+            restricted = metadata.isRestricted(context)
+        }
+        metadata.intent(context)?.let { actionTarget = it.toActionTarget(context) }
+        screenMetadata.getLaunchIntent(context, metadata)?.let { launchIntent = it.toProto() }
+    }
+    persistent = metadata.isPersistent(context)
+    if (persistent) {
+        if (
+            flags.includeValue() &&
+                enabled &&
+                (!hasAvailable() || available) &&
+                (!hasRestricted() || !restricted) &&
+                metadata is PersistentPreference<*> &&
+                metadata.getReadPermit(context, myUid, callingUid) == ReadWritePermit.ALLOW
+        ) {
+            value = preferenceValueProto {
+                when (metadata) {
+                    is BooleanValue ->
+                        metadata
+                            .storage(context)
+                            .getValue(metadata.key, Boolean::class.javaObjectType)
+                            ?.let { booleanValue = it }
+                    is RangeValue -> {
+                        metadata
+                            .storage(context)
+                            .getValue(metadata.key, Int::class.javaObjectType)
+                            ?.let { intValue = it }
+                    }
+                    else -> {}
+                }
+            }
+        }
+        if (flags.includeValueDescriptor()) {
+            valueDescriptor = preferenceValueDescriptorProto {
+                when (metadata) {
+                    is BooleanValue -> booleanType = true
+                    is RangeValue -> rangeValue = rangeValueProto {
+                            min = metadata.getMinValue(context)
+                            max = metadata.getMaxValue(context)
+                            step = metadata.getIncrementStep(context)
+                        }
+                    else -> {}
+                }
+            }
+        }
+    }
+}
+
+private fun PreferenceMetadata.getTitleTextProto(context: Context, isRoot: Boolean): TextProto? {
+    if (isRoot && this is PreferenceScreenMetadata) {
+        val titleRes = screenTitle
+        if (titleRes != 0) {
+            return textProto { resourceId = titleRes }
+        } else {
+            getScreenTitle(context)?.let {
+                return textProto { string = it.toString() }
+            }
+        }
+    } else {
+        val titleRes = title
+        if (titleRes != 0) {
+            return textProto { resourceId = titleRes }
+        }
+    }
+    return (this as? PreferenceTitleProvider)?.getTitle(context)?.let {
+        textProto { string = it.toString() }
+    }
+}
+
+private fun Intent.toActionTarget(context: Context): ActionTarget {
+    if (component?.packageName == "") {
+        setClassName(context, component!!.className)
+    }
+    return actionTargetProto { intent = toProto() }
+}
+
 @SuppressLint("AppBundleLocaleChanges")
 internal fun Context.ofLocale(locale: Locale?): Context {
     if (locale == null) return this
diff --git a/packages/SettingsLib/Metadata/src/com/android/settingslib/metadata/PreferenceHierarchy.kt b/packages/SettingsLib/Metadata/src/com/android/settingslib/metadata/PreferenceHierarchy.kt
index a2b826a..9179f8f 100644
--- a/packages/SettingsLib/Metadata/src/com/android/settingslib/metadata/PreferenceHierarchy.kt
+++ b/packages/SettingsLib/Metadata/src/com/android/settingslib/metadata/PreferenceHierarchy.kt
@@ -58,6 +58,9 @@
     /** Specifies preference order in the hierarchy. */
     infix fun PreferenceHierarchyNode.order(order: Int) = apply { this.order = order }
 
+    /** Specifies preference order in the hierarchy for group. */
+    infix fun PreferenceHierarchy.order(order: Int) = apply { this.order = order }
+
     /** Adds a preference to the hierarchy. */
     @JvmOverloads
     fun add(metadata: PreferenceMetadata, order: Int? = null) {
diff --git a/packages/SettingsLib/Service/src/com/android/settingslib/service/PreferenceService.kt b/packages/SettingsLib/Service/src/com/android/settingslib/service/PreferenceService.kt
index ed748bb..7cb36db 100644
--- a/packages/SettingsLib/Service/src/com/android/settingslib/service/PreferenceService.kt
+++ b/packages/SettingsLib/Service/src/com/android/settingslib/service/PreferenceService.kt
@@ -17,6 +17,8 @@
 package com.android.settingslib.service
 
 import com.android.settingslib.graph.GetPreferenceGraphRequest
+import com.android.settingslib.graph.PreferenceGetterApiHandler
+import com.android.settingslib.graph.PreferenceGetterRequest
 import com.android.settingslib.graph.PreferenceSetterApiHandler
 import com.android.settingslib.graph.PreferenceSetterRequest
 import com.android.settingslib.ipc.ApiHandler
@@ -37,6 +39,7 @@
     preferenceScreenProviders: Set<Class<out PreferenceScreenProvider>> = setOf(),
     graphPermissionChecker: ApiPermissionChecker<GetPreferenceGraphRequest>? = null,
     setterPermissionChecker: ApiPermissionChecker<PreferenceSetterRequest>? = null,
+    getterPermissionChecker: ApiPermissionChecker<PreferenceGetterRequest>? = null,
     vararg apiHandlers: ApiHandler<*, *>,
 ) :
     MessengerService(
@@ -45,6 +48,9 @@
             setterPermissionChecker?.let {
                 add(PreferenceSetterApiHandler(API_PREFERENCE_SETTER, it))
             }
+            getterPermissionChecker?.let {
+                add(PreferenceGetterApiHandler(API_PREFERENCE_GETTER, it))
+            }
             addAll(apiHandlers)
         },
         permissionChecker,
diff --git a/packages/SettingsLib/Service/src/com/android/settingslib/service/ServiceApiConstants.kt b/packages/SettingsLib/Service/src/com/android/settingslib/service/ServiceApiConstants.kt
index 7655daa..d71405e 100644
--- a/packages/SettingsLib/Service/src/com/android/settingslib/service/ServiceApiConstants.kt
+++ b/packages/SettingsLib/Service/src/com/android/settingslib/service/ServiceApiConstants.kt
@@ -24,6 +24,9 @@
 /** API id for preference value setter. */
 internal const val API_PREFERENCE_SETTER = 2
 
+/** API id for preference getter. */
+internal const val API_PREFERENCE_GETTER = 3
+
 /**
  * The max API id reserved for internal preference service usages. Custom API id should start with
  * **1000** to avoid conflict.
diff --git a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/compose/ModifierExt.kt b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/compose/ModifierExt.kt
index e883a4a..25bb46c 100644
--- a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/compose/ModifierExt.kt
+++ b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/compose/ModifierExt.kt
@@ -25,3 +25,36 @@
     if (contentDescription != null) this.semantics {
         this.contentDescription = contentDescription
     } else this
+
+/**
+ * Concatenates this modifier with another if `condition` is true.
+ *
+ * This method allows inline conditional addition of modifiers to a modifier chain. Instead of
+ * writing
+ *
+ * ```
+ * val aModifier = Modifier.a()
+ * val bModifier = if(condition) aModifier.b() else aModifier
+ * Composable(modifier = bModifier)
+ * ```
+ *
+ * You can instead write
+ *
+ * ```
+ * Composable(modifier = Modifier.a().thenIf(condition){
+ *   Modifier.b()
+ * }
+ * ```
+ *
+ * This makes the modifier chain easier to read.
+ *
+ * Note that unlike the non-factory version, the conditional modifier is recreated each time, and
+ * may never be created at all.
+ *
+ * @param condition Whether or not to apply the modifiers.
+ * @param factory Creates the modifier to concatenate with the current one.
+ * @return a Modifier representing this modifier followed by other in sequence.
+ * @see Modifier.then
+ */
+inline fun Modifier.thenIf(condition: Boolean, crossinline factory: () -> Modifier): Modifier =
+    if (condition) this.then(factory()) else this
diff --git a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/preference/BaseLayout.kt b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/preference/BaseLayout.kt
index acb96be..b1bb79d 100644
--- a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/preference/BaseLayout.kt
+++ b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/preference/BaseLayout.kt
@@ -36,12 +36,13 @@
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
-import androidx.compose.ui.unit.min
+import com.android.settingslib.spa.framework.compose.thenIf
 import com.android.settingslib.spa.framework.theme.SettingsDimension
 import com.android.settingslib.spa.framework.theme.SettingsOpacity.alphaForEnabled
 import com.android.settingslib.spa.framework.theme.SettingsShape
 import com.android.settingslib.spa.framework.theme.SettingsTheme
 import com.android.settingslib.spa.framework.theme.isSpaExpressiveEnabled
+import com.android.settingslib.spa.widget.ui.LocalIsInCategory
 import com.android.settingslib.spa.widget.ui.SettingsTitle
 
 @Composable
@@ -57,18 +58,18 @@
     paddingVertical: Dp = SettingsDimension.itemPaddingVertical,
     widget: @Composable () -> Unit = {},
 ) {
+    val surfaceBright = MaterialTheme.colorScheme.surfaceBright
     Row(
         modifier =
             modifier
                 .fillMaxWidth()
                 .semantics(mergeDescendants = true) {}
-                .then(
-                    if (isSpaExpressiveEnabled)
-                        Modifier.heightIn(min = SettingsDimension.preferenceMinHeight)
-                            .clip(SettingsShape.CornerExtraSmall)
-                            .background(MaterialTheme.colorScheme.surfaceBright)
-                    else Modifier
-                )
+                .thenIf(isSpaExpressiveEnabled) {
+                    Modifier.heightIn(min = SettingsDimension.preferenceMinHeight)
+                }
+                .thenIf(isSpaExpressiveEnabled && LocalIsInCategory.current) {
+                    Modifier.clip(SettingsShape.CornerExtraSmall).background(surfaceBright)
+                }
                 .padding(end = paddingEnd),
         verticalAlignment = Alignment.CenterVertically,
     ) {
diff --git a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/ui/Category.kt b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/ui/Category.kt
index 28b2b4a..96d2abb 100644
--- a/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/ui/Category.kt
+++ b/packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/widget/ui/Category.kt
@@ -31,6 +31,8 @@
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.runtime.compositionLocalOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -99,7 +101,7 @@
             verticalArrangement =
                 if (isSpaExpressiveEnabled) Arrangement.spacedBy(SettingsDimension.paddingTiny)
                 else Arrangement.Top,
-            content = content,
+            content = { CompositionLocalProvider(LocalIsInCategory provides true) { content() } },
         )
     }
 }
@@ -109,15 +111,14 @@
  *
  * @param list The list of items to display.
  * @param entry The entry for each list item according to its index in list.
- * @param key Optional. The key for each item in list to provide unique item identifiers, making
- * the list more efficient.
- * @param title Optional. Category title for each item or each group of items in the list. It
- * should be decided by the index.
+ * @param key Optional. The key for each item in list to provide unique item identifiers, making the
+ *   list more efficient.
+ * @param title Optional. Category title for each item or each group of items in the list. It should
+ *   be decided by the index.
  * @param bottomPadding Optional. Bottom outside padding of the category.
  * @param state Optional. State of LazyList.
  * @param content Optional. Content to be shown at the top of the category.
  */
-
 @Composable
 fun LazyCategory(
     list: List<Any>,
@@ -144,17 +145,19 @@
             verticalArrangement = Arrangement.spacedBy(SettingsDimension.paddingTiny),
             state = state,
         ) {
-            item { content() }
+            item { CompositionLocalProvider(LocalIsInCategory provides true) { content() } }
 
             items(count = list.size, key = key) {
                 title?.invoke(it)?.let { title -> CategoryTitle(title) }
-                val entryPreference = entry(it)
-                entryPreference()
+                CompositionLocalProvider(LocalIsInCategory provides true) { entry(it)() }
             }
         }
     }
 }
 
+/** LocalIsInCategory containing the if the current composable is in a category. */
+internal val LocalIsInCategory = compositionLocalOf { false }
+
 @Preview
 @Composable
 private fun CategoryPreview() {
diff --git a/packages/SettingsLib/aconfig/settingslib.aconfig b/packages/SettingsLib/aconfig/settingslib.aconfig
index bf419cc..076f82a 100644
--- a/packages/SettingsLib/aconfig/settingslib.aconfig
+++ b/packages/SettingsLib/aconfig/settingslib.aconfig
@@ -171,3 +171,10 @@
     description: "Enable the user consent prompt before writing sensitive preferences via service"
     bug: "378552675"
 }
+
+flag {
+    name: "hearing_devices_input_routing_control"
+    namespace: "accessibility"
+    description: "Enable the input routing control in device details and hearing devices dialog."
+    bug: "349255906"
+}
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
index d0827b3..4eb0567 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
@@ -133,8 +133,9 @@
      * If an ACTION_UUID intent comes in within
      * MAX_UUID_DELAY_FOR_AUTO_CONNECT milliseconds, we will try auto-connect
      * again with the new UUIDs
+     * The value is reset if a manual disconnection happens.
      */
-    private long mConnectAttempted;
+    private long mConnectAttempted = -1;
 
     // Active device state
     private boolean mIsActiveDeviceA2dp = false;
@@ -369,6 +370,7 @@
     }
 
     public void disconnect() {
+        mConnectAttempted = -1;
         synchronized (mProfileLock) {
             if (getGroupId() != BluetoothCsipSetCoordinator.GROUP_ID_INVALID) {
                 for (CachedBluetoothDevice member : getMemberDevice()) {
@@ -983,15 +985,19 @@
         }
 
         if (BluetoothUtils.D) {
-            Log.d(TAG, "onUuidChanged: Time since last connect="
-                    + (SystemClock.elapsedRealtime() - mConnectAttempted));
+            long lastConnectAttempted = mConnectAttempted == -1 ? 0 : mConnectAttempted;
+            Log.d(
+                    TAG,
+                    "onUuidChanged: Time since last connect/manual disconnect="
+                            + (SystemClock.elapsedRealtime() - lastConnectAttempted));
         }
 
         /*
          * If a connect was attempted earlier without any UUID, we will do the connect now.
          * Otherwise, allow the connect on UUID change.
          */
-        if ((mConnectAttempted + timeout) > SystemClock.elapsedRealtime()) {
+        if (mConnectAttempted != -1
+                && (mConnectAttempted + timeout) > SystemClock.elapsedRealtime()) {
             Log.d(TAG, "onUuidChanged: triggering connectDevice");
             connectDevice();
         }
diff --git a/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioSharingRepository.kt b/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioSharingRepository.kt
index b41e970..4c4ce2a 100644
--- a/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioSharingRepository.kt
+++ b/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioSharingRepository.kt
@@ -221,6 +221,7 @@
     override suspend fun audioSharingAvailable(): Boolean {
         return withContext(backgroundCoroutineContext) {
             BluetoothUtils.isAudioSharingEnabled()
+                    || BluetoothUtils.isAudioSharingPreviewEnabled(contentResolver)
         }
     }
 
diff --git a/packages/SettingsLib/src/com/android/settingslib/volume/shared/AudioSharingLogger.kt b/packages/SettingsLib/src/com/android/settingslib/volume/shared/AudioSharingLogger.kt
index 18a4c6d..791d866 100644
--- a/packages/SettingsLib/src/com/android/settingslib/volume/shared/AudioSharingLogger.kt
+++ b/packages/SettingsLib/src/com/android/settingslib/volume/shared/AudioSharingLogger.kt
@@ -26,4 +26,6 @@
     fun onVolumeMapChanged(map: Map<Int, Int>)
 
     fun onSetDeviceVolumeRequested(volume: Int)
+
+    fun onAudioSharingAvailabilityRequestedError(requestFrom: String, e: String)
 }
\ No newline at end of file
diff --git a/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioSharingRepositoryLogger.kt b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioSharingRepositoryLogger.kt
index cc4cc8d..731b3a1 100644
--- a/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioSharingRepositoryLogger.kt
+++ b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioSharingRepositoryLogger.kt
@@ -43,4 +43,8 @@
     override fun onSetDeviceVolumeRequested(volume: Int) {
         mutableLogs.add("onSetVolumeRequested volume=$volume")
     }
+
+    override fun onAudioSharingAvailabilityRequestedError(requestFrom: String, e: String) {
+        mutableLogs.add("onAudioSharingAvailabilityRequestedError, requestFrom=$requestFrom")
+    }
 }
\ No newline at end of file
diff --git a/packages/SettingsProvider/src/android/provider/settings/validators/GlobalSettingsValidators.java b/packages/SettingsProvider/src/android/provider/settings/validators/GlobalSettingsValidators.java
index 8f58e8c..c90ba82 100644
--- a/packages/SettingsProvider/src/android/provider/settings/validators/GlobalSettingsValidators.java
+++ b/packages/SettingsProvider/src/android/provider/settings/validators/GlobalSettingsValidators.java
@@ -462,5 +462,7 @@
                 Global.Wearable.PHONE_SWITCHING_REQUEST_SOURCE_NONE,
                 Global.Wearable.PHONE_SWITCHING_REQUEST_SOURCE_COMPANION
         ));
+        VALIDATORS.put(Global.HEARING_DEVICE_LOCAL_AMBIENT_VOLUME, ANY_STRING_VALIDATOR);
+        VALIDATORS.put(Global.HEARING_DEVICE_LOCAL_NOTIFICATION, ANY_STRING_VALIDATOR);
     }
 }
diff --git a/packages/SettingsProvider/src/android/provider/settings/validators/SystemSettingsValidators.java b/packages/SettingsProvider/src/android/provider/settings/validators/SystemSettingsValidators.java
index 558ccaf..509b88b 100644
--- a/packages/SettingsProvider/src/android/provider/settings/validators/SystemSettingsValidators.java
+++ b/packages/SettingsProvider/src/android/provider/settings/validators/SystemSettingsValidators.java
@@ -263,6 +263,5 @@
         VALIDATORS.put(System.NOTIFICATION_COOLDOWN_ENABLED, BOOLEAN_VALIDATOR);
         VALIDATORS.put(System.NOTIFICATION_COOLDOWN_ALL, BOOLEAN_VALIDATOR);
         VALIDATORS.put(System.NOTIFICATION_COOLDOWN_VIBRATE_UNLOCKED, BOOLEAN_VALIDATOR);
-        VALIDATORS.put(System.HEARING_DEVICE_LOCAL_AMBIENT_VOLUME, ANY_STRING_VALIDATOR);
     }
 }
diff --git a/packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java b/packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java
index c2beaa8..9de7faf 100644
--- a/packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java
+++ b/packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java
@@ -564,6 +564,8 @@
                     Settings.Global.MANAGED_PROVISIONING_DEFER_PROVISIONING_TO_ROLE_HOLDER,
                     Settings.Global.REVIEW_PERMISSIONS_NOTIFICATION_STATE,
                     Settings.Global.ENABLE_BACK_ANIMATION, // Temporary for T, dev option only
+                    Settings.Global.HEARING_DEVICE_LOCAL_AMBIENT_VOLUME, // cache per hearing device
+                    Settings.Global.HEARING_DEVICE_LOCAL_NOTIFICATION, // cache per hearing device
                     Settings.Global.Wearable.COMBINED_LOCATION_ENABLE,
                     Settings.Global.Wearable.HAS_PAY_TOKENS,
                     Settings.Global.Wearable.GMS_CHECKIN_TIMEOUT_MIN,
@@ -944,8 +946,7 @@
                         Settings.System.WEAR_ACCESSIBILITY_GESTURE_ENABLED_DURING_OOBE,
                         Settings.System.WEAR_TTS_PREWARM_ENABLED,
                         Settings.System.SCREEN_AUTO_BRIGHTNESS_ADJ,
-                        Settings.System.MULTI_AUDIO_FOCUS_ENABLED, // form-factor/OEM specific
-                        Settings.System.HEARING_DEVICE_LOCAL_AMBIENT_VOLUME // internal cache
+                        Settings.System.MULTI_AUDIO_FOCUS_ENABLED // form-factor/OEM specific
                 );
         if (!Flags.backUpSmoothDisplayAndForcePeakRefreshRate()) {
             settings.add(Settings.System.MIN_REFRESH_RATE);
diff --git a/packages/Shell/AndroidManifest.xml b/packages/Shell/AndroidManifest.xml
index 526320d..1070ebd 100644
--- a/packages/Shell/AndroidManifest.xml
+++ b/packages/Shell/AndroidManifest.xml
@@ -746,6 +746,9 @@
     <!-- Permission required for ATS test - CarDevicePolicyManagerTest -->
     <uses-permission android:name="android.permission.LOCK_DEVICE" />
 
+    <!-- Permission required for AuthenticationPolicyManagerTest -->
+    <uses-permission android:name="android.permission.MANAGE_SECURE_LOCK_DEVICE" />
+
     <!-- Permissions required for CTS test - CtsSafetyCenterTestCases -->
     <uses-permission android:name="android.permission.SEND_SAFETY_CENTER_UPDATE" />
     <uses-permission android:name="android.permission.READ_SAFETY_CENTER_STATUS" />
diff --git a/packages/SystemUI/Android.bp b/packages/SystemUI/Android.bp
index dafe38d..d1a22e8 100644
--- a/packages/SystemUI/Android.bp
+++ b/packages/SystemUI/Android.bp
@@ -208,7 +208,9 @@
         "tests/src/**/systemui/qs/tiles/DreamTileTest.java",
         "tests/src/**/systemui/qs/FgsManagerControllerTest.java",
         "tests/src/**/systemui/qs/QSPanelTest.kt",
+        "tests/src/**/systemui/reardisplay/RearDisplayCoreStartableTest.kt",
         "tests/src/**/systemui/reardisplay/RearDisplayDialogControllerTest.java",
+        "tests/src/**/systemui/reardisplay/RearDisplayInnerDialogDelegateTest.kt",
         "tests/src/**/systemui/statusbar/KeyboardShortcutListSearchTest.java",
         "tests/src/**/systemui/statusbar/KeyboardShortcutsTest.java",
         "tests/src/**/systemui/statusbar/KeyguardIndicationControllerWithCoroutinesTest.kt",
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 123f823..67666c3d 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -632,9 +632,9 @@
 
 flag {
   name: "status_bar_connected_displays"
-  namespace: "systemui"
+  namespace: "lse_desktop_experience"
   description: "Shows the status bar on connected displays"
-  bug: "362720336"
+  bug: "379264862"
 }
 
 flag {
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/GridDragDropState.kt b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/GridDragDropState.kt
index 1551ca9..ef5e90b 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/GridDragDropState.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/GridDragDropState.kt
@@ -179,11 +179,18 @@
         val targetItem =
             if (communalWidgetResizing()) {
                 state.layoutInfo.visibleItemsInfo.findLast { item ->
+                    val lastVisibleItemIndex = state.layoutInfo.visibleItemsInfo.last().index
                     val itemBoundingBox = IntRect(item.offset, item.size)
                     draggingItemKey != item.key &&
                         contentListState.isItemEditable(item.index) &&
                         (draggingBoundingBox.contains(itemBoundingBox.center) ||
-                            itemBoundingBox.contains(draggingBoundingBox.center))
+                            itemBoundingBox.contains(draggingBoundingBox.center)) &&
+                        // If we swap with the last visible item, and that item doesn't fit
+                        // in the gap created by moving the current item, then the current item
+                        // will get placed after the last visible item. In this case, it gets
+                        // placed outside of the viewport. We avoid this here, so the user
+                        // has to scroll first before the swap can happen.
+                        (item.index != lastVisibleItemIndex || item.span <= draggingItem.span)
                 }
             } else {
                 state.layoutInfo.visibleItemsInfo
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/LockSection.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/LockSection.kt
index 9390664..597cbf2 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/LockSection.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/LockSection.kt
@@ -31,6 +31,7 @@
 import com.android.compose.animation.scene.ElementKey
 import com.android.compose.animation.scene.SceneScope
 import com.android.systemui.biometrics.AuthController
+import com.android.systemui.customization.R as customR
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.flags.FeatureFlagsClassic
 import com.android.systemui.flags.Flags
@@ -147,7 +148,7 @@
             } else {
                 val scaleFactor = authController.scaleFactor
                 val bottomPaddingPx =
-                    context.resources.getDimensionPixelSize(R.dimen.lock_icon_margin_bottom)
+                    context.resources.getDimensionPixelSize(customR.dimen.lock_icon_margin_bottom)
                 val heightPx = windowViewBounds.bottom.toFloat()
 
                 Pair(
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/SingleShadeMeasurePolicy.kt b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/SingleShadeMeasurePolicy.kt
index 352d29e2..7489648 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/SingleShadeMeasurePolicy.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/SingleShadeMeasurePolicy.kt
@@ -25,7 +25,6 @@
 import androidx.compose.ui.layout.layoutId
 import androidx.compose.ui.unit.Constraints
 import androidx.compose.ui.unit.offset
-import androidx.compose.ui.util.fastFirst
 import androidx.compose.ui.util.fastFirstOrNull
 import com.android.systemui.shade.ui.composable.SingleShadeMeasurePolicy.LayoutId
 import kotlin.math.max
@@ -60,18 +59,20 @@
 
         val shadeHeaderPlaceable =
             measurables
-                .fastFirst { it.layoutId == LayoutId.ShadeHeader }
-                .measure(constraintsWithCutout)
+                .fastFirstOrNull { it.layoutId == LayoutId.ShadeHeader }
+                ?.measure(constraintsWithCutout)
         val mediaPlaceable =
             measurables
                 .fastFirstOrNull { it.layoutId == LayoutId.Media }
                 ?.measure(applyMediaConstraints(constraintsWithCutout, isMediaInRow))
         val quickSettingsPlaceable =
             measurables
-                .fastFirst { it.layoutId == LayoutId.QuickSettings }
-                .measure(constraintsWithCutout)
+                .fastFirstOrNull { it.layoutId == LayoutId.QuickSettings }
+                ?.measure(constraintsWithCutout)
         val notificationsPlaceable =
-            measurables.fastFirst { it.layoutId == LayoutId.Notifications }.measure(constraints)
+            measurables
+                .fastFirstOrNull { it.layoutId == LayoutId.Notifications }
+                ?.measure(constraints)
 
         val notificationsTop =
             calculateNotificationsTop(
@@ -84,23 +85,25 @@
         onNotificationsTopChanged(notificationsTop)
 
         return layout(constraints.maxWidth, constraints.maxHeight) {
-            shadeHeaderPlaceable.placeRelative(x = insetsLeft, y = insetsTop)
-            quickSettingsPlaceable.placeRelative(
+            shadeHeaderPlaceable?.placeRelative(x = insetsLeft, y = insetsTop)
+            val statusBarHeaderHeight = shadeHeaderPlaceable?.height ?: 0
+            quickSettingsPlaceable?.placeRelative(
                 x = insetsLeft,
-                y = insetsTop + shadeHeaderPlaceable.height,
+                y = insetsTop + statusBarHeaderHeight,
             )
 
-            if (mediaPlaceable != null)
+            if (mediaPlaceable != null) {
+                val quickSettingsHeight = quickSettingsPlaceable?.height ?: 0
+
                 if (isMediaInRow) {
                     // mediaPlaceable height ranges from 0 to qsHeight. We want it to be centered
                     // vertically when it's smaller than the QS
-                    val mediaCenteringOffset =
-                        (quickSettingsPlaceable.height - mediaPlaceable.height) / 2
+                    val mediaCenteringOffset = (quickSettingsHeight - mediaPlaceable.height) / 2
                     mediaPlaceable.placeRelative(
                         x = insetsLeft + constraintsWithCutout.maxWidth / 2,
                         y =
                             insetsTop +
-                                shadeHeaderPlaceable.height +
+                                statusBarHeaderHeight +
                                 mediaCenteringOffset +
                                 mediaOffset(),
                         zIndex = mediaZIndex(),
@@ -108,30 +111,34 @@
                 } else {
                     mediaPlaceable.placeRelative(
                         x = insetsLeft,
-                        y = insetsTop + shadeHeaderPlaceable.height + quickSettingsPlaceable.height,
+                        y = insetsTop + statusBarHeaderHeight + quickSettingsHeight,
                         zIndex = mediaZIndex(),
                     )
                 }
+            }
 
             // Notifications don't need to accommodate for horizontal insets
-            notificationsPlaceable.placeRelative(x = 0, y = notificationsTop)
+            notificationsPlaceable?.placeRelative(x = 0, y = notificationsTop)
         }
     }
 
     private fun calculateNotificationsTop(
-        statusBarHeaderPlaceable: Placeable,
-        quickSettingsPlaceable: Placeable,
+        statusBarHeaderPlaceable: Placeable?,
+        quickSettingsPlaceable: Placeable?,
         mediaPlaceable: Placeable?,
         insetsTop: Int,
         isMediaInRow: Boolean,
     ): Int {
         val mediaHeight = mediaPlaceable?.height ?: 0
+        val statusBarHeaderHeight = statusBarHeaderPlaceable?.height ?: 0
+        val quickSettingsHeight = quickSettingsPlaceable?.height ?: 0
+
         return insetsTop +
-            statusBarHeaderPlaceable.height +
+            statusBarHeaderHeight +
             if (isMediaInRow) {
-                max(quickSettingsPlaceable.height, mediaHeight)
+                max(quickSettingsHeight, mediaHeight)
             } else {
-                quickSettingsPlaceable.height + mediaHeight
+                quickSettingsHeight + mediaHeight
             }
     }
 
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
index 1603267..0db545f 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/MultiPointerDraggable.kt
@@ -519,8 +519,19 @@
                 // we intercept an ongoing swipe transition (i.e. startDragImmediately() returned
                 // true).
                 if (overSlop == 0f) {
-                    val delta = (drag.position - consumablePointer.position).toFloat()
-                    check(delta != 0f) { "delta is equal to 0" }
+                    // If the user drags in the opposite direction, the delta becomes zero because
+                    // we return to the original point. Therefore, we should use the previous event
+                    // to calculate the direction.
+                    val delta = (drag.position - drag.previousPosition).toFloat()
+                    check(delta != 0f) {
+                        buildString {
+                            append("delta is equal to 0 ")
+                            append("touchSlop ${currentValueOf(LocalViewConfiguration).touchSlop} ")
+                            append("consumablePointer.position ${consumablePointer.position} ")
+                            append("drag.position ${drag.position} ")
+                            append("drag.previousPosition ${drag.previousPosition}")
+                        }
+                    }
                     overSlop = delta.sign
                 }
                 drag
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutState.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutState.kt
index 3bf2ed5..b3fd097 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutState.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/SceneTransitionLayoutState.kt
@@ -354,6 +354,7 @@
     }
 
     override suspend fun startTransition(transition: TransitionState.Transition, chain: Boolean) {
+        Log.i(TAG, "startTransition(transition=$transition, chain=$chain)")
         checkThread()
 
         // Prepare the transition before starting it. This is outside of the try/finally block on
@@ -486,6 +487,7 @@
             return
         }
 
+        Log.i(TAG, "finishTransition(transition=$transition)")
         check(transitionStates.fastAll { it is TransitionState.Transition })
 
         // Mark this transition as finished.
@@ -513,13 +515,10 @@
         // If all transitions are finished, we are idle.
         if (i == nStates) {
             check(finishedTransitions.isEmpty())
-            this.transitionStates =
-                listOf(
-                    TransitionState.Idle(
-                        lastTransition.currentScene,
-                        lastTransition.currentOverlays,
-                    )
-                )
+            val idle =
+                TransitionState.Idle(lastTransition.currentScene, lastTransition.currentOverlays)
+            Log.i(TAG, "all transitions finished. idle=$idle")
+            this.transitionStates = listOf(idle)
         } else if (i > 0) {
             this.transitionStates = transitionStates.subList(fromIndex = i, toIndex = nStates)
         }
diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/content/state/TransitionState.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/content/state/TransitionState.kt
index 33f015f..d66fe42 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/content/state/TransitionState.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/content/state/TransitionState.kt
@@ -90,6 +90,10 @@
                     // The set of overlays does not change in a [ChangeCurrentScene] transition.
                     return currentOverlaysWhenTransitionStarted
                 }
+
+            override fun toString(): String {
+                return "ChangeScene(fromScene=$fromScene, toScene=$toScene)"
+            }
         }
 
         /**
@@ -146,6 +150,12 @@
                     currentOverlaysWhenTransitionStarted - overlay
                 }
             }
+
+            override fun toString(): String {
+                val isShowing = overlay == toContent
+                return "ShowOrHideOverlay(overlay=$overlay, fromOrToScene=$fromOrToScene, " +
+                    "isShowing=$isShowing)"
+            }
         }
 
         /** We are transitioning from [fromOverlay] to [toOverlay]. */
@@ -194,6 +204,10 @@
                     add(include)
                 }
             }
+
+            override fun toString(): String {
+                return "ReplaceOverlay(fromOverlay=$fromOverlay, toOverlay=$toOverlay)"
+            }
         }
 
         /**
diff --git a/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt b/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
index 5ec74f8..85d8b60 100644
--- a/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
+++ b/packages/SystemUI/compose/scene/tests/src/com/android/compose/animation/scene/MultiPointerDraggableTest.kt
@@ -593,7 +593,7 @@
             }
         }
 
-        fun continueDraggingDown() {
+        fun dragDown() {
             rule.onRoot().performTouchInput { moveBy(Offset(0f, touchSlop)) }
         }
 
@@ -603,11 +603,78 @@
         assertThat(started).isFalse()
 
         swipeConsume = true
-        continueDraggingDown()
+        // Drag in same direction
+        dragDown()
         assertThat(capturedChange).isNotNull()
         capturedChange = null
 
-        continueDraggingDown()
+        dragDown()
+        assertThat(capturedChange).isNull()
+
+        assertThat(started).isTrue()
+    }
+
+    @Test
+    fun multiPointerSwipeDetectorInteractionZeroOffsetFromStartPosition() {
+        val size = 200f
+        val middle = Offset(size / 2f, size / 2f)
+
+        var started = false
+
+        var capturedChange: PointerInputChange? = null
+        var swipeConsume = false
+
+        var touchSlop = 0f
+        rule.setContent {
+            touchSlop = LocalViewConfiguration.current.touchSlop
+            Box(
+                Modifier.size(with(LocalDensity.current) { Size(size, size).toDpSize() })
+                    .nestedScrollDispatcher()
+                    .multiPointerDraggable(
+                        orientation = Orientation.Vertical,
+                        startDragImmediately = { false },
+                        swipeDetector =
+                            object : SwipeDetector {
+                                override fun detectSwipe(change: PointerInputChange): Boolean {
+                                    capturedChange = change
+                                    return swipeConsume
+                                }
+                            },
+                        onDragStarted = { _, _ ->
+                            started = true
+                            SimpleDragController(
+                                onDrag = { /* do nothing */ },
+                                onStop = { /* do nothing */ },
+                            )
+                        },
+                        dispatcher = defaultDispatcher,
+                    )
+            ) {}
+        }
+
+        fun startDraggingDown() {
+            rule.onRoot().performTouchInput {
+                down(middle)
+                moveBy(Offset(0f, touchSlop))
+            }
+        }
+
+        fun dragUp() {
+            rule.onRoot().performTouchInput { moveBy(Offset(0f, -touchSlop)) }
+        }
+
+        startDraggingDown()
+        assertThat(capturedChange).isNotNull()
+        capturedChange = null
+        assertThat(started).isFalse()
+
+        swipeConsume = true
+        // Drag in the opposite direction
+        dragUp()
+        assertThat(capturedChange).isNotNull()
+        capturedChange = null
+
+        dragUp()
         assertThat(capturedChange).isNull()
 
         assertThat(started).isTrue()
diff --git a/packages/SystemUI/customization/res/values-land/dimens.xml b/packages/SystemUI/customization/res/values-land/dimens.xml
new file mode 100644
index 0000000..50f220c8
--- /dev/null
+++ b/packages/SystemUI/customization/res/values-land/dimens.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<resources>
+    <dimen name="lock_icon_margin_bottom">24dp</dimen>
+</resources>
\ No newline at end of file
diff --git a/packages/SystemUI/customization/res/values-sw600dp-land/dimens.xml b/packages/SystemUI/customization/res/values-sw600dp-land/dimens.xml
index 18073ad..8760281 100644
--- a/packages/SystemUI/customization/res/values-sw600dp-land/dimens.xml
+++ b/packages/SystemUI/customization/res/values-sw600dp-land/dimens.xml
@@ -17,4 +17,5 @@
 <resources>
     <dimen name="keyguard_smartspace_top_offset">0dp</dimen>
     <dimen name="status_view_margin_horizontal">8dp</dimen>
+    <dimen name="lock_icon_margin_bottom">60dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/packages/SystemUI/customization/res/values/dimens.xml b/packages/SystemUI/customization/res/values/dimens.xml
index 041ae62..21b4c71 100644
--- a/packages/SystemUI/customization/res/values/dimens.xml
+++ b/packages/SystemUI/customization/res/values/dimens.xml
@@ -40,4 +40,5 @@
     <dimen name="date_weather_view_height">24dp</dimen>
     <dimen name="enhanced_smartspace_height">104dp</dimen>
     <dimen name="status_view_margin_horizontal">0dp</dimen>
+    <dimen name="lock_icon_margin_bottom">74dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelTest.kt
index 7cdfb0e..0f148f8 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelTest.kt
@@ -30,11 +30,11 @@
 import com.android.systemui.common.shared.model.Text
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.haptics.slider.sliderHapticsViewModelFactory
-import com.android.systemui.kosmos.brightnessWarningToast
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.lifecycle.activateIn
 import com.android.systemui.res.R
 import com.android.systemui.settings.brightness.domain.interactor.brightnessMirrorShowingInteractor
+import com.android.systemui.settings.brightness.ui.brightnessWarningToast
 import com.android.systemui.testKosmos
 import com.google.common.truth.Truth.assertThat
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryTest.kt
new file mode 100644
index 0000000..e17b66e
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryTest.kt
@@ -0,0 +1,167 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.data.repository
+
+import android.content.pm.UserInfo
+import android.os.Build
+import android.os.UserHandle
+import android.os.UserManager
+import android.os.userManager
+import android.provider.Settings
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.collectLastValue
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.testKosmos
+import com.android.systemui.util.settings.fakeGlobalSettings
+import com.google.common.truth.Truth.assertThat
+import kotlin.test.Test
+import kotlinx.coroutines.test.runTest
+import org.junit.runner.RunWith
+import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.eq
+import org.mockito.kotlin.stub
+
+@RunWith(AndroidJUnit4::class)
+@SmallTest
+class DevelopmentSettingRepositoryTest : SysuiTestCase() {
+
+    private val kosmos = testKosmos()
+
+    private val underTest = kosmos.developmentSettingRepository
+
+    @Test
+    fun nonAdminUser_unrestricted_neverDevelopmentEnabled() =
+        with(kosmos) {
+            testScope.runTest {
+                val userInfo = nonAdminUserInfo
+                val settingEnabled by
+                    collectLastValue(underTest.isDevelopmentSettingEnabled(userInfo))
+
+                setUserRestriction(userInfo.userHandle, restricted = false)
+
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(false)
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(true)
+                assertThat(settingEnabled).isFalse()
+            }
+        }
+
+    @Test
+    fun nonAdminUser_restricted_neverDevelopmentEnabled() =
+        with(kosmos) {
+            testScope.runTest {
+                val userInfo = nonAdminUserInfo
+                val settingEnabled by
+                    collectLastValue(underTest.isDevelopmentSettingEnabled(userInfo))
+
+                setUserRestriction(userInfo.userHandle, restricted = true)
+
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(false)
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(true)
+                assertThat(settingEnabled).isFalse()
+            }
+        }
+
+    @Test
+    fun adminUser_unrestricted_defaultValueOfSetting() =
+        with(kosmos) {
+            testScope.runTest {
+                val userInfo = adminUserInfo
+                val settingEnabled by
+                    collectLastValue(underTest.isDevelopmentSettingEnabled(userInfo))
+
+                setUserRestriction(userInfo.userHandle, restricted = false)
+
+                val defaultValue = Build.TYPE == "eng"
+
+                assertThat(settingEnabled).isEqualTo(defaultValue)
+            }
+        }
+
+    @Test
+    fun adminUser_unrestricted_enabledTracksSetting() =
+        with(kosmos) {
+            testScope.runTest {
+                val userInfo = adminUserInfo
+                val settingEnabled by
+                    collectLastValue(underTest.isDevelopmentSettingEnabled(userInfo))
+
+                setUserRestriction(userInfo.userHandle, restricted = false)
+
+                setSettingValue(false)
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(true)
+                assertThat(settingEnabled).isTrue()
+            }
+        }
+
+    @Test
+    fun adminUser_restricted_neverDevelopmentEnabled() =
+        with(kosmos) {
+            testScope.runTest {
+                val userInfo = adminUserInfo
+                val settingEnabled by
+                    collectLastValue(underTest.isDevelopmentSettingEnabled(userInfo))
+
+                setUserRestriction(userInfo.userHandle, restricted = true)
+
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(false)
+                assertThat(settingEnabled).isFalse()
+
+                setSettingValue(true)
+                assertThat(settingEnabled).isFalse()
+            }
+        }
+
+    private companion object {
+        const val USER_RESTRICTION = UserManager.DISALLOW_DEBUGGING_FEATURES
+        const val SETTING_NAME = Settings.Global.DEVELOPMENT_SETTINGS_ENABLED
+
+        val adminUserInfo =
+            UserInfo(
+                /* id= */ 10,
+                /* name= */ "",
+                /* flags */ UserInfo.FLAG_ADMIN or UserInfo.FLAG_FULL,
+            )
+        val nonAdminUserInfo =
+            UserInfo(/* id= */ 11, /* name= */ "", /* flags */ UserInfo.FLAG_FULL)
+
+        fun Kosmos.setUserRestriction(userHandle: UserHandle, restricted: Boolean) {
+            userManager.stub {
+                on { hasUserRestrictionForUser(eq(USER_RESTRICTION), eq(userHandle)) } doReturn
+                    restricted
+            }
+        }
+
+        fun Kosmos.setSettingValue(enabled: Boolean) {
+            fakeGlobalSettings.putInt(SETTING_NAME, if (enabled) 1 else 0)
+        }
+    }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorTest.kt
new file mode 100644
index 0000000..f29dabe
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorTest.kt
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.domain.interactor
+
+import android.content.ClipData
+import android.content.ClipDescription
+import android.content.clipboardManager
+import android.content.pm.UserInfo
+import android.content.res.mainResources
+import android.os.Build
+import android.provider.Settings
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.internal.R
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.development.shared.model.BuildNumber
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.collectLastValue
+import com.android.systemui.kosmos.runCurrent
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.testKosmos
+import com.android.systemui.user.data.repository.fakeUserRepository
+import com.android.systemui.util.settings.fakeGlobalSettings
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.argumentCaptor
+import org.mockito.kotlin.verify
+
+@RunWith(AndroidJUnit4::class)
+@SmallTest
+class BuildNumberInteractorTest : SysuiTestCase() {
+
+    private val kosmos =
+        testKosmos().apply {
+            fakeUserRepository.setUserInfos(listOf(adminUserInfo, nonAdminUserInfo))
+        }
+
+    private val expectedBuildNumber =
+        BuildNumber(
+            kosmos.mainResources.getString(
+                R.string.bugreport_status,
+                Build.VERSION.RELEASE_OR_CODENAME,
+                Build.ID,
+            )
+        )
+
+    private val clipLabel =
+        kosmos.mainResources.getString(
+            com.android.systemui.res.R.string.build_number_clip_data_label
+        )
+
+    private val underTest = kosmos.buildNumberInteractor
+
+    @Test
+    fun nonAdminUser_settingEnabled_buildNumberNull() =
+        with(kosmos) {
+            testScope.runTest {
+                val buildNumber by collectLastValue(underTest.buildNumber)
+
+                fakeUserRepository.setSelectedUserInfo(nonAdminUserInfo)
+                setSettingValue(true)
+
+                assertThat(buildNumber).isNull()
+            }
+        }
+
+    @Test
+    fun adminUser_buildNumberCorrect_onlyWhenSettingEnabled() =
+        with(kosmos) {
+            testScope.runTest {
+                val buildNumber by collectLastValue(underTest.buildNumber)
+
+                fakeUserRepository.setSelectedUserInfo(adminUserInfo)
+
+                setSettingValue(false)
+                assertThat(buildNumber).isNull()
+
+                setSettingValue(true)
+                assertThat(buildNumber).isEqualTo(expectedBuildNumber)
+            }
+        }
+
+    @Test
+    fun copyToClipboard() =
+        with(kosmos) {
+            testScope.runTest {
+                fakeUserRepository.setSelectedUserInfo(adminUserInfo)
+
+                underTest.copyBuildNumber()
+                runCurrent()
+
+                val argumentCaptor = argumentCaptor<ClipData>()
+
+                verify(clipboardManager).setPrimaryClip(argumentCaptor.capture())
+
+                with(argumentCaptor.firstValue) {
+                    assertThat(description.label).isEqualTo(clipLabel)
+                    assertThat(description.hasMimeType(ClipDescription.MIMETYPE_TEXT_PLAIN))
+                        .isTrue()
+                    assertThat(itemCount).isEqualTo(1)
+                    assertThat(getItemAt(0).text).isEqualTo(expectedBuildNumber.value)
+                }
+            }
+        }
+
+    private companion object {
+        const val SETTING_NAME = Settings.Global.DEVELOPMENT_SETTINGS_ENABLED
+
+        val adminUserInfo =
+            UserInfo(
+                /* id= */ 10,
+                /* name= */ "",
+                /* flags */ UserInfo.FLAG_ADMIN or UserInfo.FLAG_FULL,
+            )
+        val nonAdminUserInfo =
+            UserInfo(/* id= */ 11, /* name= */ "", /* flags */ UserInfo.FLAG_FULL)
+
+        fun Kosmos.setSettingValue(enabled: Boolean) {
+            fakeGlobalSettings.putInt(SETTING_NAME, if (enabled) 1 else 0)
+        }
+    }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractorTest.kt
index f0d79bb..47cba07 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractorTest.kt
@@ -568,6 +568,41 @@
             assertThat(isUnlocked).isFalse()
         }
 
+    @Test
+    fun lockNow() =
+        testScope.runTest {
+            setLockAfterScreenTimeout(5000)
+            val isUnlocked by collectLastValue(underTest.deviceUnlockStatus.map { it.isUnlocked })
+            unlockDevice()
+            assertThat(isUnlocked).isTrue()
+
+            underTest.lockNow()
+            runCurrent()
+
+            assertThat(isUnlocked).isFalse()
+        }
+
+    @Test
+    fun deviceUnlockStatus_isResetToFalse_whenDeviceGoesToSleep_fromSleepButton() =
+        testScope.runTest {
+            setLockAfterScreenTimeout(5000)
+            kosmos.fakeAuthenticationRepository.powerButtonInstantlyLocks = false
+            val deviceUnlockStatus by collectLastValue(underTest.deviceUnlockStatus)
+
+            kosmos.fakeDeviceEntryFingerprintAuthRepository.setAuthenticationStatus(
+                SuccessFingerprintAuthenticationStatus(0, true)
+            )
+            runCurrent()
+            assertThat(deviceUnlockStatus?.isUnlocked).isTrue()
+
+            kosmos.powerInteractor.setAsleepForTest(
+                sleepReason = PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON
+            )
+            runCurrent()
+
+            assertThat(deviceUnlockStatus?.isUnlocked).isFalse()
+        }
+
     private fun TestScope.unlockDevice() {
         val deviceUnlockStatus by collectLastValue(underTest.deviceUnlockStatus)
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractorTest.kt
new file mode 100644
index 0000000..7891787
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractorTest.kt
@@ -0,0 +1,181 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.display.domain.interactor
+
+import android.hardware.display.defaultDisplay
+import android.hardware.display.rearDisplay
+import android.view.Display
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.display.data.repository.DeviceStateRepository
+import com.android.systemui.display.data.repository.FakeDeviceStateRepository
+import com.android.systemui.display.data.repository.FakeDisplayRepository
+import com.android.systemui.kosmos.runTest
+import com.android.systemui.kosmos.testDispatcher
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.kosmos.useUnconfinedTestDispatcher
+import com.android.systemui.testKosmos
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.test.TestScope
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.whenever
+
+/** atest RearDisplayStateInteractorTest */
+@RunWith(AndroidJUnit4::class)
+@SmallTest
+class RearDisplayStateInteractorTest : SysuiTestCase() {
+
+    private val kosmos = testKosmos().useUnconfinedTestDispatcher()
+    private val fakeDisplayRepository = FakeDisplayRepository()
+    private val fakeDeviceStateRepository = FakeDeviceStateRepository()
+    private val rearDisplayStateInteractor =
+        RearDisplayStateInteractorImpl(
+            fakeDisplayRepository,
+            fakeDeviceStateRepository,
+            kosmos.testDispatcher,
+        )
+    private val emissionTracker = EmissionTracker(rearDisplayStateInteractor, kosmos.testScope)
+
+    @Before
+    fun setup() {
+        whenever(kosmos.rearDisplay.flags).thenReturn(Display.FLAG_REAR)
+    }
+
+    @Test
+    fun enableRearDisplayWhenDisplayImmediatelyAvailable() =
+        kosmos.runTest {
+            emissionTracker.use { tracker ->
+                fakeDisplayRepository.addDisplay(kosmos.rearDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(0)
+                fakeDeviceStateRepository.emit(
+                    DeviceStateRepository.DeviceState.REAR_DISPLAY_OUTER_DEFAULT
+                )
+
+                assertThat(tracker.enabledCount).isEqualTo(1)
+                assertThat(tracker.lastDisplay).isEqualTo(kosmos.rearDisplay)
+            }
+        }
+
+    @Test
+    fun enableAndDisableRearDisplay() =
+        kosmos.runTest {
+            emissionTracker.use { tracker ->
+                // The fake FakeDeviceStateRepository will always start with state UNKNOWN, thus
+                // triggering one initial emission
+                assertThat(tracker.disabledCount).isEqualTo(1)
+
+                fakeDeviceStateRepository.emit(
+                    DeviceStateRepository.DeviceState.REAR_DISPLAY_OUTER_DEFAULT
+                )
+
+                // Adding a non-rear display does not trigger an emission
+                fakeDisplayRepository.addDisplay(kosmos.defaultDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(0)
+
+                // Adding a rear display triggers the emission
+                fakeDisplayRepository.addDisplay(kosmos.rearDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(1)
+                assertThat(tracker.lastDisplay).isEqualTo(kosmos.rearDisplay)
+
+                fakeDeviceStateRepository.emit(DeviceStateRepository.DeviceState.UNFOLDED)
+                assertThat(tracker.disabledCount).isEqualTo(2)
+            }
+        }
+
+    @Test
+    fun enableRearDisplayShouldOnlyReactToFirstRearDisplay() =
+        kosmos.runTest {
+            emissionTracker.use { tracker ->
+                fakeDeviceStateRepository.emit(
+                    DeviceStateRepository.DeviceState.REAR_DISPLAY_OUTER_DEFAULT
+                )
+
+                // Adding a rear display triggers the emission
+                fakeDisplayRepository.addDisplay(kosmos.rearDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(1)
+
+                // Adding additional rear displays does not trigger additional emissions
+                fakeDisplayRepository.addDisplay(kosmos.rearDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(1)
+            }
+        }
+
+    @Test
+    fun rearDisplayAddedWhenNoLongerInRdm() =
+        kosmos.runTest {
+            emissionTracker.use { tracker ->
+                fakeDeviceStateRepository.emit(
+                    DeviceStateRepository.DeviceState.REAR_DISPLAY_OUTER_DEFAULT
+                )
+                fakeDeviceStateRepository.emit(DeviceStateRepository.DeviceState.UNFOLDED)
+
+                // Adding a rear display when no longer in the correct device state does not trigger
+                // an emission
+                fakeDisplayRepository.addDisplay(kosmos.rearDisplay)
+                assertThat(tracker.enabledCount).isEqualTo(0)
+            }
+        }
+
+    @Test
+    fun rearDisplayDisabledDoesNotSpam() =
+        kosmos.runTest {
+            emissionTracker.use { tracker ->
+                fakeDeviceStateRepository.emit(DeviceStateRepository.DeviceState.UNFOLDED)
+                assertThat(tracker.disabledCount).isEqualTo(1)
+
+                // No additional emission
+                fakeDeviceStateRepository.emit(DeviceStateRepository.DeviceState.FOLDED)
+                assertThat(tracker.disabledCount).isEqualTo(1)
+            }
+        }
+
+    class EmissionTracker(rearDisplayInteractor: RearDisplayStateInteractor, scope: TestScope) :
+        AutoCloseable {
+        var enabledCount = 0
+        var disabledCount = 0
+        var lastDisplay: Display? = null
+
+        val job: Job
+
+        init {
+            val channel = Channel<RearDisplayStateInteractor.State>(Channel.UNLIMITED)
+            job =
+                scope.launch {
+                    rearDisplayInteractor.state.collect {
+                        channel.send(it)
+                        if (it is RearDisplayStateInteractor.State.Enabled) {
+                            enabledCount++
+                            lastDisplay = it.innerDisplay
+                        }
+                        if (it is RearDisplayStateInteractor.State.Disabled) {
+                            disabledCount++
+                        }
+                    }
+                }
+        }
+
+        override fun close() {
+            job.cancel()
+        }
+    }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepositoryTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepositoryTest.kt
index cc4c7c4..27b8c59 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepositoryTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepositoryTest.kt
@@ -18,13 +18,17 @@
 
 import android.content.Context
 import android.content.Context.INPUT_SERVICE
-import android.hardware.input.InputGestureData
-import android.hardware.input.InputGestureData.createKeyTrigger
-import android.hardware.input.KeyGestureEvent
 import android.hardware.input.fakeInputManager
 import android.platform.test.annotations.DisableFlags
 import android.platform.test.annotations.EnableFlags
-import android.view.KeyEvent
+import android.view.KeyEvent.KEYCODE_SLASH
+import android.view.KeyEvent.META_ALT_ON
+import android.view.KeyEvent.META_CAPS_LOCK_ON
+import android.view.KeyEvent.META_CTRL_ON
+import android.view.KeyEvent.META_FUNCTION_ON
+import android.view.KeyEvent.META_META_ON
+import android.view.KeyEvent.META_SHIFT_ON
+import android.view.KeyEvent.META_SYM_ON
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.hardware.input.Flags.FLAG_ENABLE_CUSTOMIZABLE_INPUT_GESTURES
@@ -32,17 +36,14 @@
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.keyboard.shortcut.customShortcutCategoriesRepository
-import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.AppCategories
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.MultiTasking
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.System
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCommand
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.allCustomizableInputGesturesWithSimpleShortcutCombinations
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.customizableInputGestureWithUnknownKeyGestureType
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.expectedShortcutCategoriesWithSimpleShortcutCombination
+import com.android.systemui.keyboard.shortcut.shared.model.KeyCombination
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutKey
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutSubCategory
 import com.android.systemui.keyboard.shortcut.shortcutHelperTestHelper
 import com.android.systemui.kosmos.testScope
+import com.android.systemui.res.R
 import com.android.systemui.settings.FakeUserTracker
 import com.android.systemui.settings.userTracker
 import com.android.systemui.testKosmos
@@ -83,7 +84,7 @@
             whenever(
                     fakeInputManager.inputManager.getCustomInputGestures(/* filter= */ anyOrNull())
                 )
-                .thenReturn(customizableInputGesturesWithSimpleShortcutCombinations)
+                .thenReturn(allCustomizableInputGesturesWithSimpleShortcutCombinations)
 
             helper.toggle(deviceId = 123)
             val categories by collectLastValue(repo.categories)
@@ -100,7 +101,7 @@
             whenever(
                     fakeInputManager.inputManager.getCustomInputGestures(/* filter= */ anyOrNull())
                 )
-                .thenReturn(customizableInputGesturesWithSimpleShortcutCombinations)
+                .thenReturn(allCustomizableInputGesturesWithSimpleShortcutCombinations)
 
             helper.toggle(deviceId = 123)
             val categories by collectLastValue(repo.categories)
@@ -125,167 +126,73 @@
         }
     }
 
-    private fun simpleInputGestureData(
-        keyCode: Int = KeyEvent.KEYCODE_A,
-        modifiers: Int = KeyEvent.META_CTRL_ON or KeyEvent.META_ALT_ON,
-        keyGestureType: Int,
-    ): InputGestureData {
-        val builder = InputGestureData.Builder()
-        builder.setKeyGestureType(keyGestureType)
-        builder.setTrigger(createKeyTrigger(keyCode, modifiers))
-        return builder.build()
+    @Test
+    fun pressedKeys_isEmptyByDefault() {
+        testScope.runTest {
+            val pressedKeys by collectLastValue(repo.pressedKeys)
+            assertThat(pressedKeys).isEmpty()
+
+            helper.toggle(deviceId = 123)
+            assertThat(pressedKeys).isEmpty()
+        }
     }
 
-    private fun simpleShortcutCategory(
-        category: ShortcutCategoryType,
-        subcategoryLabel: String,
-        shortcutLabel: String,
-    ): ShortcutCategory {
-        return ShortcutCategory(
-            type = category,
-            subCategories =
-                listOf(
-                    ShortcutSubCategory(
-                        label = subcategoryLabel,
-                        shortcuts = listOf(simpleShortcut(shortcutLabel)),
-                    )
-                ),
-        )
+    @Test
+    fun pressedKeys_recognizesAllSupportedModifiers() {
+        testScope.runTest {
+            helper.toggle(deviceId = 123)
+            val pressedKeys by collectLastValue(repo.pressedKeys)
+            repo.updateUserKeyCombination(
+                KeyCombination(modifiers = allSupportedModifiers, keyCode = null)
+            )
+
+            assertThat(pressedKeys)
+                .containsExactly(
+                    ShortcutKey.Icon.ResIdIcon(R.drawable.ic_ksh_key_meta),
+                    ShortcutKey.Text("Ctrl"),
+                    ShortcutKey.Text("Fn"),
+                    ShortcutKey.Text("Shift"),
+                    ShortcutKey.Text("Alt"),
+                    ShortcutKey.Text("Sym"),
+                )
+        }
     }
 
-    private fun simpleShortcut(label: String) =
-        Shortcut(
-            label = label,
-            commands =
-                listOf(
-                    ShortcutCommand(
-                        isCustom = true,
-                        keys =
-                            listOf(
-                                ShortcutKey.Text("Ctrl"),
-                                ShortcutKey.Text("Alt"),
-                                ShortcutKey.Text("A"),
-                            ),
-                    )
-                ),
-        )
+    @Test
+    fun pressedKeys_ignoresUnsupportedModifiers() {
+        testScope.runTest {
+            helper.toggle(deviceId = 123)
+            val pressedKeys by collectLastValue(repo.pressedKeys)
+            repo.updateUserKeyCombination(
+                KeyCombination(modifiers = META_CAPS_LOCK_ON, keyCode = null)
+            )
 
-    private val customizableInputGestureWithUnknownKeyGestureType =
-        // These key gesture events are currently not supported by shortcut helper customizer
-        listOf(
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_GLOBAL_ACTIONS
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_MEDIA_KEY),
-        )
+            assertThat(pressedKeys).isEmpty()
+        }
+    }
 
-    private val expectedShortcutCategoriesWithSimpleShortcutCombination =
-        listOf(
-            simpleShortcutCategory(System, "System apps", "Open assistant"),
-            simpleShortcutCategory(System, "System controls", "Go to home screen"),
-            simpleShortcutCategory(System, "System apps", "Open settings"),
-            simpleShortcutCategory(System, "System controls", "Lock screen"),
-            simpleShortcutCategory(System, "System controls", "View notifications"),
-            simpleShortcutCategory(System, "System apps", "Take a note"),
-            simpleShortcutCategory(System, "System controls", "Take screenshot"),
-            simpleShortcutCategory(System, "System controls", "Go back"),
-            simpleShortcutCategory(
-                MultiTasking,
-                "Split screen",
-                "Switch from split screen to full screen",
-            ),
-            simpleShortcutCategory(
-                MultiTasking,
-                "Split screen",
-                "Use split screen with current app on the left",
-            ),
-            simpleShortcutCategory(
-                MultiTasking,
-                "Split screen",
-                "Switch to app on left or above while using split screen",
-            ),
-            simpleShortcutCategory(
-                MultiTasking,
-                "Split screen",
-                "Use split screen with current app on the right",
-            ),
-            simpleShortcutCategory(
-                MultiTasking,
-                "Split screen",
-                "Switch to app on right or below while using split screen",
-            ),
-            simpleShortcutCategory(System, "System controls", "Show shortcuts"),
-            simpleShortcutCategory(System, "System controls", "View recent apps"),
-            simpleShortcutCategory(AppCategories, "Applications", "Calculator"),
-            simpleShortcutCategory(AppCategories, "Applications", "Calendar"),
-            simpleShortcutCategory(AppCategories, "Applications", "Browser"),
-            simpleShortcutCategory(AppCategories, "Applications", "Contacts"),
-            simpleShortcutCategory(AppCategories, "Applications", "Email"),
-            simpleShortcutCategory(AppCategories, "Applications", "Maps"),
-            simpleShortcutCategory(AppCategories, "Applications", "SMS"),
-            simpleShortcutCategory(MultiTasking, "Recent apps", "Cycle forward through recent apps"),
-        )
+    @Test
+    fun pressedKeys_assertCorrectConversion() {
+        testScope.runTest {
+            helper.toggle(deviceId = 123)
+            val pressedKeys by collectLastValue(repo.pressedKeys)
+            repo.updateUserKeyCombination(
+                KeyCombination(modifiers = META_META_ON, keyCode = KEYCODE_SLASH)
+            )
 
-    private val customizableInputGesturesWithSimpleShortcutCombinations =
-        listOf(
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_ASSISTANT
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_HOME),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_SYSTEM_SETTINGS
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LOCK_SCREEN),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_TOGGLE_NOTIFICATION_PANEL
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_OPEN_NOTES),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_TAKE_SCREENSHOT
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_BACK),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_MULTI_WINDOW_NAVIGATION
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_SPLIT_SCREEN_NAVIGATION_LEFT
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_CHANGE_SPLITSCREEN_FOCUS_LEFT
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_SPLIT_SCREEN_NAVIGATION_RIGHT
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_CHANGE_SPLITSCREEN_FOCUS_RIGHT
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_OPEN_SHORTCUT_HELPER
-            ),
-            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_RECENT_APPS),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CALCULATOR
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CALENDAR
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_BROWSER
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CONTACTS
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_EMAIL
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_MAPS
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_MESSAGING
-            ),
-            simpleInputGestureData(
-                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_RECENT_APPS_SWITCHER
-            ),
-        )
+            assertThat(pressedKeys)
+                .containsExactly(
+                    ShortcutKey.Icon.ResIdIcon(R.drawable.ic_ksh_key_meta),
+                    ShortcutKey.Text("/"),
+                )
+        }
+    }
+
+    private val allSupportedModifiers =
+        META_META_ON or
+            META_CTRL_ON or
+            META_FUNCTION_ON or
+            META_SHIFT_ON or
+            META_ALT_ON or
+            META_SYM_ON
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/source/TestShortcuts.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/source/TestShortcuts.kt
index c9c39b3..a1e7ef4 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/source/TestShortcuts.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/data/source/TestShortcuts.kt
@@ -16,11 +16,20 @@
 
 package com.android.systemui.keyboard.shortcut.data.source
 
+import android.hardware.input.InputGestureData
+import android.hardware.input.InputGestureData.createKeyTrigger
+import android.hardware.input.KeyGestureEvent
 import android.view.KeyEvent
 import android.view.KeyboardShortcutGroup
 import android.view.KeyboardShortcutInfo
+import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.AppCategories
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.MultiTasking
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.System
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCommand
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutKey
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutSubCategory
 import com.android.systemui.keyboard.shortcut.shared.model.shortcut
 import com.android.systemui.res.R
@@ -64,6 +73,13 @@
             }
         }
 
+    private val goHomeShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ "Go to home screen",
+            /* keycode = */ KeyEvent.KEYCODE_B,
+            /* modifiers = */ KeyEvent.META_CTRL_ON or KeyEvent.META_ALT_ON,
+        )
+
     private val standardShortcutInfo1 =
         KeyboardShortcutInfo(
             /* label = */ "Standard shortcut 1",
@@ -79,6 +95,16 @@
             }
         }
 
+    private val customGoHomeShortcut =
+        shortcut("Go to home screen") {
+            command {
+                key("Ctrl")
+                key("Alt")
+                key("A")
+                isCustom(true)
+            }
+        }
+
     private val standardShortcutInfo2 =
         KeyboardShortcutInfo(
             /* label = */ "Standard shortcut 2",
@@ -123,35 +149,38 @@
             listOf(
                 shortcutInfoWithRepeatedLabel,
                 shortcutInfoWithRepeatedLabelAlternate,
-                shortcutInfoWithRepeatedLabelSecondAlternate
-            )
+                shortcutInfoWithRepeatedLabelSecondAlternate,
+            ),
         )
 
     private val subCategoryWithGroupedRepeatedShortcutLabels =
         ShortcutSubCategory(
             label = groupWithRepeatedShortcutLabels.label!!.toString(),
-            shortcuts = listOf(shortcutWithGroupedRepeatedLabel)
+            shortcuts = listOf(shortcutWithGroupedRepeatedLabel),
         )
 
     private val groupWithStandardShortcutInfo =
         KeyboardShortcutGroup("Standard group", listOf(standardShortcutInfo1))
 
+    val groupWithGoHomeShortcutInfo =
+        KeyboardShortcutGroup("System controls", listOf(goHomeShortcutInfo))
+
     private val subCategoryWithStandardShortcut =
         ShortcutSubCategory(
             label = groupWithStandardShortcutInfo.label!!.toString(),
-            shortcuts = listOf(standardShortcut1)
+            shortcuts = listOf(standardShortcut1),
         )
 
     private val groupWithOnlyUnsupportedModifierShortcut =
         KeyboardShortcutGroup(
             "Group with unsupported modifiers",
-            listOf(shortcutInfoWithUnsupportedModifiers)
+            listOf(shortcutInfoWithUnsupportedModifiers),
         )
 
     private val groupWithSupportedAndUnsupportedModifierShortcut =
         KeyboardShortcutGroup(
             "Group with mix of supported and not supported modifiers",
-            listOf(standardShortcutInfo3, shortcutInfoWithUnsupportedModifiers)
+            listOf(standardShortcutInfo3, shortcutInfoWithUnsupportedModifiers),
         )
 
     private val switchToNextLanguageShortcut =
@@ -174,19 +203,19 @@
     private val subCategoryForInputLanguageSwitchShortcuts =
         ShortcutSubCategory(
             "Input",
-            listOf(switchToNextLanguageShortcut, switchToPreviousLanguageShortcut)
+            listOf(switchToNextLanguageShortcut, switchToPreviousLanguageShortcut),
         )
 
     private val subCategoryWithUnsupportedShortcutsRemoved =
         ShortcutSubCategory(
             groupWithSupportedAndUnsupportedModifierShortcut.label!!.toString(),
-            listOf(standardShortcut3)
+            listOf(standardShortcut3),
         )
 
     private val standardGroup1 =
         KeyboardShortcutGroup(
             "Standard group 1",
-            listOf(standardShortcutInfo1, standardShortcutInfo2, standardShortcutInfo3)
+            listOf(standardShortcutInfo1, standardShortcutInfo2, standardShortcutInfo3),
         )
 
     private val standardPackageName1 = "standard.app.group1"
@@ -194,38 +223,63 @@
     private val standardAppGroup1 =
         KeyboardShortcutGroup(
                 "Standard app group 1",
-                listOf(standardShortcutInfo1, standardShortcutInfo2, standardShortcutInfo3)
+                listOf(standardShortcutInfo1, standardShortcutInfo2, standardShortcutInfo3),
             )
             .apply { packageName = standardPackageName1 }
 
+    private val standardSystemAppSubcategoryWithCustomHomeShortcut =
+        ShortcutSubCategory("System controls", listOf(customGoHomeShortcut))
+
     private val standardSubCategory1 =
         ShortcutSubCategory(
             standardGroup1.label!!.toString(),
-            listOf(standardShortcut1, standardShortcut2, standardShortcut3)
+            listOf(standardShortcut1, standardShortcut2, standardShortcut3),
         )
 
     private val standardGroup2 =
         KeyboardShortcutGroup(
             "Standard group 2",
-            listOf(standardShortcutInfo3, standardShortcutInfo2, standardShortcutInfo1)
+            listOf(standardShortcutInfo3, standardShortcutInfo2, standardShortcutInfo1),
         )
 
     private val standardSubCategory2 =
         ShortcutSubCategory(
             standardGroup2.label!!.toString(),
-            listOf(standardShortcut3, standardShortcut2, standardShortcut1)
+            listOf(standardShortcut3, standardShortcut2, standardShortcut1),
         )
     private val standardGroup3 =
         KeyboardShortcutGroup(
             "Standard group 3",
-            listOf(standardShortcutInfo2, standardShortcutInfo1)
+            listOf(standardShortcutInfo2, standardShortcutInfo1),
         )
 
     private val standardSubCategory3 =
         ShortcutSubCategory(
             standardGroup3.label!!.toString(),
-            listOf(standardShortcut2, standardShortcut1)
+            listOf(standardShortcut2, standardShortcut1),
         )
+
+    private val systemSubCategoryWithGoHomeShortcuts =
+        ShortcutSubCategory(
+            label = "System controls",
+            shortcuts =
+                listOf(
+                    shortcut("Go to home screen") {
+                        command {
+                            key("Ctrl")
+                            key("Alt")
+                            key("B")
+                        }
+                        command {
+                            key("Ctrl")
+                            key("Alt")
+                            key("A")
+                            isCustom(true)
+                        }
+                    }
+                ),
+        )
+
     val imeGroups = listOf(standardGroup1, standardGroup2, standardGroup3)
     val imeCategory =
         ShortcutCategory(
@@ -235,8 +289,8 @@
                     subCategoryForInputLanguageSwitchShortcuts,
                     standardSubCategory1,
                     standardSubCategory2,
-                    standardSubCategory3
-                )
+                    standardSubCategory3,
+                ),
         )
 
     val currentAppGroups = listOf(standardAppGroup1)
@@ -245,15 +299,33 @@
     val systemGroups = listOf(standardGroup3, standardGroup2, standardGroup1)
     val systemCategory =
         ShortcutCategory(
-            type = ShortcutCategoryType.System,
-            subCategories = listOf(standardSubCategory3, standardSubCategory2, standardSubCategory1)
+            type = System,
+            subCategories = listOf(standardSubCategory3, standardSubCategory2, standardSubCategory1),
+        )
+
+    val systemCategoryWithMergedGoHomeShortcut =
+        ShortcutCategory(
+            type = System,
+            subCategories = listOf(systemSubCategoryWithGoHomeShortcuts),
+        )
+
+    val systemCategoryWithCustomHomeShortcut =
+        ShortcutCategory(
+            type = System,
+            subCategories =
+                listOf(
+                    standardSubCategory3,
+                    standardSubCategory2,
+                    standardSubCategory1,
+                    standardSystemAppSubcategoryWithCustomHomeShortcut,
+                ),
         )
 
     val multitaskingGroups = listOf(standardGroup2, standardGroup1)
     val multitaskingCategory =
         ShortcutCategory(
-            type = ShortcutCategoryType.MultiTasking,
-            subCategories = listOf(standardSubCategory2, standardSubCategory1)
+            type = MultiTasking,
+            subCategories = listOf(standardSubCategory2, standardSubCategory1),
         )
 
     val groupsWithDuplicateShortcutLabels =
@@ -266,14 +338,14 @@
         listOf(
             subCategoryForInputLanguageSwitchShortcuts,
             subCategoryWithGroupedRepeatedShortcutLabels,
-            subCategoryWithStandardShortcut
+            subCategoryWithStandardShortcut,
         )
 
     val groupsWithUnsupportedModifier =
         listOf(
             groupWithStandardShortcutInfo,
             groupWithOnlyUnsupportedModifierShortcut,
-            groupWithSupportedAndUnsupportedModifierShortcut
+            groupWithSupportedAndUnsupportedModifierShortcut,
         )
 
     val subCategoriesWithUnsupportedModifiersRemoved =
@@ -283,8 +355,174 @@
         listOf(
             subCategoryForInputLanguageSwitchShortcuts,
             subCategoryWithStandardShortcut,
-            subCategoryWithUnsupportedShortcutsRemoved
+            subCategoryWithUnsupportedShortcutsRemoved,
         )
 
     val groupsWithOnlyUnsupportedModifiers = listOf(groupWithOnlyUnsupportedModifierShortcut)
+
+    private fun simpleInputGestureData(
+        keyCode: Int = KeyEvent.KEYCODE_A,
+        modifiers: Int = KeyEvent.META_CTRL_ON or KeyEvent.META_ALT_ON,
+        keyGestureType: Int,
+    ): InputGestureData {
+        val builder = InputGestureData.Builder()
+        builder.setKeyGestureType(keyGestureType)
+        builder.setTrigger(createKeyTrigger(keyCode, modifiers))
+        return builder.build()
+    }
+
+    private fun simpleShortcutCategory(
+        category: ShortcutCategoryType,
+        subcategoryLabel: String,
+        shortcutLabel: String,
+    ): ShortcutCategory {
+        return ShortcutCategory(
+            type = category,
+            subCategories =
+                listOf(
+                    ShortcutSubCategory(
+                        label = subcategoryLabel,
+                        shortcuts = listOf(simpleShortcut(shortcutLabel)),
+                    )
+                ),
+        )
+    }
+
+    private fun simpleShortcut(label: String) =
+        Shortcut(
+            label = label,
+            commands =
+                listOf(
+                    ShortcutCommand(
+                        isCustom = true,
+                        keys =
+                            listOf(
+                                ShortcutKey.Text("Ctrl"),
+                                ShortcutKey.Text("Alt"),
+                                ShortcutKey.Text("A"),
+                            ),
+                    )
+                ),
+        )
+
+    val customizableInputGestureWithUnknownKeyGestureType =
+        // These key gesture events are currently not supported by shortcut helper customizer
+        listOf(
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_GLOBAL_ACTIONS
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_MEDIA_KEY),
+        )
+
+    val expectedShortcutCategoriesWithSimpleShortcutCombination =
+        listOf(
+            simpleShortcutCategory(System, "System apps", "Open assistant"),
+            simpleShortcutCategory(System, "System controls", "Go to home screen"),
+            simpleShortcutCategory(System, "System apps", "Open settings"),
+            simpleShortcutCategory(System, "System controls", "Lock screen"),
+            simpleShortcutCategory(System, "System controls", "View notifications"),
+            simpleShortcutCategory(System, "System apps", "Take a note"),
+            simpleShortcutCategory(System, "System controls", "Take screenshot"),
+            simpleShortcutCategory(System, "System controls", "Go back"),
+            simpleShortcutCategory(
+                MultiTasking,
+                "Split screen",
+                "Switch from split screen to full screen",
+            ),
+            simpleShortcutCategory(
+                MultiTasking,
+                "Split screen",
+                "Use split screen with current app on the left",
+            ),
+            simpleShortcutCategory(
+                MultiTasking,
+                "Split screen",
+                "Switch to app on left or above while using split screen",
+            ),
+            simpleShortcutCategory(
+                MultiTasking,
+                "Split screen",
+                "Use split screen with current app on the right",
+            ),
+            simpleShortcutCategory(
+                MultiTasking,
+                "Split screen",
+                "Switch to app on right or below while using split screen",
+            ),
+            simpleShortcutCategory(System, "System controls", "Show shortcuts"),
+            simpleShortcutCategory(System, "System controls", "View recent apps"),
+            simpleShortcutCategory(AppCategories, "Applications", "Calculator"),
+            simpleShortcutCategory(AppCategories, "Applications", "Calendar"),
+            simpleShortcutCategory(AppCategories, "Applications", "Browser"),
+            simpleShortcutCategory(AppCategories, "Applications", "Contacts"),
+            simpleShortcutCategory(AppCategories, "Applications", "Email"),
+            simpleShortcutCategory(AppCategories, "Applications", "Maps"),
+            simpleShortcutCategory(AppCategories, "Applications", "SMS"),
+            simpleShortcutCategory(MultiTasking, "Recent apps", "Cycle forward through recent apps"),
+        )
+    val customInputGestureTypeHome =
+        simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_HOME)
+
+    val allCustomizableInputGesturesWithSimpleShortcutCombinations =
+        listOf(
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_ASSISTANT
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_HOME),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_SYSTEM_SETTINGS
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LOCK_SCREEN),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_TOGGLE_NOTIFICATION_PANEL
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_OPEN_NOTES),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_TAKE_SCREENSHOT
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_BACK),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_MULTI_WINDOW_NAVIGATION
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_SPLIT_SCREEN_NAVIGATION_LEFT
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_CHANGE_SPLITSCREEN_FOCUS_LEFT
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_SPLIT_SCREEN_NAVIGATION_RIGHT
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_CHANGE_SPLITSCREEN_FOCUS_RIGHT
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_OPEN_SHORTCUT_HELPER
+            ),
+            simpleInputGestureData(keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_RECENT_APPS),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CALCULATOR
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CALENDAR
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_BROWSER
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_CONTACTS
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_EMAIL
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_MAPS
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_LAUNCH_DEFAULT_MESSAGING
+            ),
+            simpleInputGestureData(
+                keyGestureType = KeyGestureEvent.KEY_GESTURE_TYPE_RECENT_APPS_SWITCHER
+            ),
+        )
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
index 57c8b44..f7c7701 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
@@ -16,12 +16,24 @@
 
 package com.android.systemui.keyboard.shortcut.domain.interactor
 
+import android.content.Context
+import android.content.Context.INPUT_SERVICE
+import android.hardware.input.InputGestureData
+import android.hardware.input.fakeInputManager
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
+import com.android.systemui.Flags
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.keyboard.shortcut.data.source.FakeKeyboardShortcutGroupsSource
 import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.allCustomizableInputGesturesWithSimpleShortcutCombinations
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.customInputGestureTypeHome
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.groupWithGoHomeShortcutInfo
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.systemCategoryWithCustomHomeShortcut
+import com.android.systemui.keyboard.shortcut.data.source.TestShortcuts.systemCategoryWithMergedGoHomeShortcut
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.InputMethodEditor
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType.MultiTasking
@@ -34,6 +46,8 @@
 import com.android.systemui.keyboard.shortcut.shortcutHelperTestHelper
 import com.android.systemui.kosmos.testDispatcher
 import com.android.systemui.kosmos.testScope
+import com.android.systemui.settings.FakeUserTracker
+import com.android.systemui.settings.userTracker
 import com.android.systemui.testKosmos
 import com.google.common.truth.Truth.assertThat
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -42,13 +56,18 @@
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.kotlin.anyOrNull
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.whenever
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
 class ShortcutHelperCategoriesInteractorTest : SysuiTestCase() {
 
+    private val mockUserContext: Context = mock()
     private val systemShortcutsSource = FakeKeyboardShortcutGroupsSource()
     private val multitaskingShortcutsSource = FakeKeyboardShortcutGroupsSource()
+
     @OptIn(ExperimentalCoroutinesApi::class)
     private val kosmos =
         testKosmos().also {
@@ -57,17 +76,23 @@
             it.shortcutHelperMultiTaskingShortcutsSource = multitaskingShortcutsSource
             it.shortcutHelperAppCategoriesShortcutsSource = FakeKeyboardShortcutGroupsSource()
             it.shortcutHelperCurrentAppShortcutsSource = FakeKeyboardShortcutGroupsSource()
+            it.userTracker = FakeUserTracker(onCreateCurrentUserContext = { mockUserContext })
         }
 
+    private val fakeInputManager = kosmos.fakeInputManager
     private val testScope = kosmos.testScope
-    private val interactor = kosmos.shortcutHelperCategoriesInteractor
+    private lateinit var interactor: ShortcutHelperCategoriesInteractor
     private val helper = kosmos.shortcutHelperTestHelper
+    private val inter by lazy { kosmos.shortcutHelperCategoriesInteractor }
 
     @Before
     fun setShortcuts() {
+        interactor = kosmos.shortcutHelperCategoriesInteractor
         helper.setImeShortcuts(TestShortcuts.imeGroups)
         systemShortcutsSource.setGroups(TestShortcuts.systemGroups)
         multitaskingShortcutsSource.setGroups(TestShortcuts.multitaskingGroups)
+        whenever(mockUserContext.getSystemService(INPUT_SERVICE))
+            .thenReturn(fakeInputManager.inputManager)
     }
 
     @Test
@@ -120,7 +145,7 @@
                     ShortcutCategory(
                         type = InputMethodEditor,
                         subCategories =
-                            TestShortcuts.imeSubCategoriesWithGroupedDuplicatedShortcutLabels
+                            TestShortcuts.imeSubCategoriesWithGroupedDuplicatedShortcutLabels,
                     ),
                 )
                 .inOrder()
@@ -140,7 +165,7 @@
                     ShortcutCategory(
                         type = System,
                         subCategories =
-                            TestShortcuts.subCategoriesWithGroupedDuplicatedShortcutLabels
+                            TestShortcuts.subCategoriesWithGroupedDuplicatedShortcutLabels,
                     ),
                     TestShortcuts.multitaskingCategory,
                     TestShortcuts.imeCategory,
@@ -163,7 +188,7 @@
                     ShortcutCategory(
                         type = MultiTasking,
                         subCategories =
-                            TestShortcuts.subCategoriesWithGroupedDuplicatedShortcutLabels
+                            TestShortcuts.subCategoriesWithGroupedDuplicatedShortcutLabels,
                     ),
                     TestShortcuts.imeCategory,
                 )
@@ -185,7 +210,7 @@
                     ShortcutCategory(
                         type = InputMethodEditor,
                         subCategories =
-                            TestShortcuts.imeSubCategoriesWithUnsupportedModifiersRemoved
+                            TestShortcuts.imeSubCategoriesWithUnsupportedModifiersRemoved,
                     ),
                 )
                 .inOrder()
@@ -203,7 +228,7 @@
                 .containsExactly(
                     ShortcutCategory(
                         type = System,
-                        subCategories = TestShortcuts.subCategoriesWithUnsupportedModifiersRemoved
+                        subCategories = TestShortcuts.subCategoriesWithUnsupportedModifiersRemoved,
                     ),
                     TestShortcuts.multitaskingCategory,
                     TestShortcuts.imeCategory,
@@ -224,7 +249,7 @@
                     TestShortcuts.systemCategory,
                     ShortcutCategory(
                         type = MultiTasking,
-                        subCategories = TestShortcuts.subCategoriesWithUnsupportedModifiersRemoved
+                        subCategories = TestShortcuts.subCategoriesWithUnsupportedModifiersRemoved,
                     ),
                     TestShortcuts.imeCategory,
                 )
@@ -240,10 +265,7 @@
             helper.showFromActivity()
 
             assertThat(categories)
-                .containsExactly(
-                    TestShortcuts.multitaskingCategory,
-                    TestShortcuts.imeCategory,
-                )
+                .containsExactly(TestShortcuts.multitaskingCategory, TestShortcuts.imeCategory)
                 .inOrder()
         }
 
@@ -256,10 +278,63 @@
             helper.showFromActivity()
 
             assertThat(categories)
-                .containsExactly(
-                    TestShortcuts.systemCategory,
-                    TestShortcuts.imeCategory,
-                )
+                .containsExactly(TestShortcuts.systemCategory, TestShortcuts.imeCategory)
                 .inOrder()
         }
+
+    @Test
+    @DisableFlags(Flags.FLAG_KEYBOARD_SHORTCUT_HELPER_SHORTCUT_CUSTOMIZER)
+    fun categories_excludesCustomShortcutsWhenFlagIsOff() {
+        testScope.runTest {
+            setCustomInputGestures(allCustomizableInputGesturesWithSimpleShortcutCombinations)
+            helper.showFromActivity()
+            val categories by collectLastValue(interactor.shortcutCategories)
+            assertThat(categories)
+                .containsExactly(
+                    TestShortcuts.systemCategory,
+                    TestShortcuts.multitaskingCategory,
+                    TestShortcuts.imeCategory,
+                )
+        }
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_KEYBOARD_SHORTCUT_HELPER_SHORTCUT_CUSTOMIZER)
+    fun categories_includesCustomShortcutsWhenFlagIsOn() {
+        testScope.runTest {
+            setCustomInputGestures(listOf(customInputGestureTypeHome))
+            helper.showFromActivity()
+            val categories by collectLastValue(interactor.shortcutCategories)
+            assertThat(categories)
+                .containsExactly(
+                    systemCategoryWithCustomHomeShortcut,
+                    TestShortcuts.multitaskingCategory,
+                    TestShortcuts.imeCategory,
+                )
+        }
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_KEYBOARD_SHORTCUT_HELPER_SHORTCUT_CUSTOMIZER)
+    fun categories_correctlyMergesDefaultAndCustomShortcutsOfSameType() {
+        testScope.runTest {
+            setCustomInputGestures(listOf(customInputGestureTypeHome))
+            systemShortcutsSource.setGroups(groupWithGoHomeShortcutInfo)
+            helper.showFromActivity()
+
+            val categories by collectLastValue(interactor.shortcutCategories)
+
+            assertThat(categories)
+                .containsExactly(
+                    systemCategoryWithMergedGoHomeShortcut,
+                    TestShortcuts.multitaskingCategory,
+                    TestShortcuts.imeCategory,
+                )
+        }
+    }
+
+    private fun setCustomInputGestures(customInputGestures: List<InputGestureData>) {
+        whenever(fakeInputManager.inputManager.getCustomInputGestures(/* filter= */ anyOrNull()))
+            .thenReturn(customInputGestures)
+    }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/ui/ShortcutHelperDialogStarterTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/ui/ShortcutHelperDialogStarterTest.kt
index 1580ea5..000024f 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/ui/ShortcutHelperDialogStarterTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyboard/shortcut/ui/ShortcutHelperDialogStarterTest.kt
@@ -16,6 +16,9 @@
 
 package com.android.systemui.keyboard.shortcut.ui
 
+import android.content.Context
+import android.content.Context.INPUT_SERVICE
+import android.hardware.input.fakeInputManager
 import androidx.test.annotation.UiThreadTest
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
@@ -36,6 +39,8 @@
 import com.android.systemui.kosmos.testDispatcher
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.plugins.activityStarter
+import com.android.systemui.settings.FakeUserTracker
+import com.android.systemui.settings.userTracker
 import com.android.systemui.statusbar.phone.systemUIDialogFactory
 import com.google.common.truth.Truth.assertThat
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -44,6 +49,8 @@
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.whenever
 
 @OptIn(ExperimentalCoroutinesApi::class)
 @SmallTest
@@ -52,7 +59,7 @@
 
     private val fakeSystemSource = FakeKeyboardShortcutGroupsSource()
     private val fakeMultiTaskingSource = FakeKeyboardShortcutGroupsSource()
-
+    private val mockUserContext: Context = mock()
     private val kosmos =
         Kosmos().also {
             it.testCase = this
@@ -62,8 +69,10 @@
             it.shortcutHelperAppCategoriesShortcutsSource = FakeKeyboardShortcutGroupsSource()
             it.shortcutHelperInputShortcutsSource = FakeKeyboardShortcutGroupsSource()
             it.shortcutHelperCurrentAppShortcutsSource = FakeKeyboardShortcutGroupsSource()
+            it.userTracker = FakeUserTracker(onCreateCurrentUserContext = { mockUserContext })
         }
 
+    private val inputManager = kosmos.fakeInputManager.inputManager
     private val testScope = kosmos.testScope
     private val testHelper = kosmos.shortcutHelperTestHelper
     private val dialogFactory = kosmos.systemUIDialogFactory
@@ -85,6 +94,7 @@
     fun setUp() {
         fakeSystemSource.setGroups(TestShortcuts.systemGroups)
         fakeMultiTaskingSource.setGroups(TestShortcuts.multitaskingGroups)
+        whenever(mockUserContext.getSystemService(INPUT_SERVICE)).thenReturn(inputManager)
     }
 
     @Test
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/binder/WindowManagerLockscreenVisibilityManagerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/binder/WindowManagerLockscreenVisibilityManagerTest.kt
index 92764ae..74a0bafda 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/binder/WindowManagerLockscreenVisibilityManagerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/binder/WindowManagerLockscreenVisibilityManagerTest.kt
@@ -17,6 +17,10 @@
 package com.android.systemui.keyguard.ui.binder
 
 import android.app.IActivityTaskManager
+import android.platform.test.annotations.RequiresFlagsDisabled
+import android.platform.test.annotations.RequiresFlagsEnabled
+import android.platform.test.flag.junit.CheckFlagsRule
+import android.platform.test.flag.junit.DeviceFlagsValueProvider
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
@@ -25,8 +29,10 @@
 import com.android.systemui.statusbar.policy.KeyguardStateController
 import com.android.systemui.util.concurrency.FakeExecutor
 import com.android.systemui.util.time.FakeSystemClock
+import com.android.window.flags.Flags
 import com.android.wm.shell.keyguard.KeyguardTransitions
 import org.junit.Before
+import org.junit.Rule
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.ArgumentMatchers.eq
@@ -41,6 +47,9 @@
 @RunWith(AndroidJUnit4::class)
 @kotlinx.coroutines.ExperimentalCoroutinesApi
 class WindowManagerLockscreenVisibilityManagerTest : SysuiTestCase() {
+
+    @get:Rule val checkFlagsRule: CheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule()
+
     private lateinit var underTest: WindowManagerLockscreenVisibilityManager
     private lateinit var executor: FakeExecutor
 
@@ -68,32 +77,62 @@
     }
 
     @Test
-    fun testLockscreenVisible_andAodVisible() {
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testLockscreenVisible_andAodVisible_without_keyguard_shell_transitions() {
         underTest.setLockscreenShown(true)
-        underTest.setAodVisible(true)
-
         verify(activityTaskManagerService).setLockScreenShown(true, false)
+        underTest.setAodVisible(true)
         verify(activityTaskManagerService).setLockScreenShown(true, true)
+
         verifyNoMoreInteractions(activityTaskManagerService)
     }
 
     @Test
-    fun testGoingAway_whenLockscreenVisible_thenSurfaceMadeVisible() {
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testLockscreenVisible_andAodVisible_with_keyguard_shell_transitions() {
         underTest.setLockscreenShown(true)
+        verify(keyguardTransitions).startKeyguardTransition(true, false)
         underTest.setAodVisible(true)
+        verify(keyguardTransitions).startKeyguardTransition(true, true)
 
+        verifyNoMoreInteractions(keyguardTransitions)
+    }
+
+    @Test
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testGoingAway_whenLockscreenVisible_thenSurfaceMadeVisible_without_keyguard_shell_transitions() {
+        underTest.setLockscreenShown(true)
         verify(activityTaskManagerService).setLockScreenShown(true, false)
+        underTest.setAodVisible(true)
         verify(activityTaskManagerService).setLockScreenShown(true, true)
+
         verifyNoMoreInteractions(activityTaskManagerService)
 
         underTest.setSurfaceBehindVisibility(true)
-
         verify(activityTaskManagerService).keyguardGoingAway(anyInt())
+
         verifyNoMoreInteractions(activityTaskManagerService)
     }
 
     @Test
-    fun testSurfaceVisible_whenLockscreenNotShowing_doesNotTriggerGoingAway() {
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testGoingAway_whenLockscreenVisible_thenSurfaceMadeVisible_with_keyguard_shell_transitions() {
+        underTest.setLockscreenShown(true)
+        verify(keyguardTransitions).startKeyguardTransition(true, false)
+        underTest.setAodVisible(true)
+        verify(keyguardTransitions).startKeyguardTransition(true, true)
+
+        verifyNoMoreInteractions(keyguardTransitions)
+
+        underTest.setSurfaceBehindVisibility(true)
+        verify(keyguardTransitions).startKeyguardTransition(false, false)
+
+        verifyNoMoreInteractions(keyguardTransitions)
+    }
+
+    @Test
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testSurfaceVisible_whenLockscreenNotShowing_doesNotTriggerGoingAway_without_keyguard_shell_transitions() {
         underTest.setLockscreenShown(false)
         underTest.setAodVisible(false)
 
@@ -106,7 +145,22 @@
     }
 
     @Test
-    fun testAodVisible_noLockscreenShownCallYet_doesNotShowLockscreenUntilLater() {
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testSurfaceVisible_whenLockscreenNotShowing_doesNotTriggerGoingAway_with_keyguard_shell_transitions() {
+        underTest.setLockscreenShown(false)
+        underTest.setAodVisible(false)
+
+        verify(keyguardTransitions).startKeyguardTransition(false, false)
+        verifyNoMoreInteractions(keyguardTransitions)
+
+        underTest.setSurfaceBehindVisibility(true)
+
+        verifyNoMoreInteractions(keyguardTransitions)
+    }
+
+    @Test
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testAodVisible_noLockscreenShownCallYet_doesNotShowLockscreenUntilLater_without_keyguard_shell_transitions() {
         underTest.setAodVisible(false)
         verifyNoMoreInteractions(activityTaskManagerService)
 
@@ -116,7 +170,19 @@
     }
 
     @Test
-    fun setSurfaceBehindVisibility_goesAwayFirst_andIgnoresSecondCall() {
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun testAodVisible_noLockscreenShownCallYet_doesNotShowLockscreenUntilLater_with_keyguard_shell_transitions() {
+        underTest.setAodVisible(false)
+        verifyNoMoreInteractions(keyguardTransitions)
+
+        underTest.setLockscreenShown(true)
+        verify(keyguardTransitions).startKeyguardTransition(true, false)
+        verifyNoMoreInteractions(activityTaskManagerService)
+    }
+
+    @Test
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun setSurfaceBehindVisibility_goesAwayFirst_andIgnoresSecondCall_without_keyguard_shell_transitions() {
         underTest.setLockscreenShown(true)
         underTest.setSurfaceBehindVisibility(true)
         verify(activityTaskManagerService).keyguardGoingAway(0)
@@ -126,8 +192,27 @@
     }
 
     @Test
-    fun setSurfaceBehindVisibility_falseSetsLockscreenVisibility() {
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun setSurfaceBehindVisibility_goesAwayFirst_andIgnoresSecondCall_with_keyguard_shell_transitions() {
+        underTest.setLockscreenShown(true)
+        underTest.setSurfaceBehindVisibility(true)
+        verify(keyguardTransitions).startKeyguardTransition(false, false)
+
+        underTest.setSurfaceBehindVisibility(true)
+        verifyNoMoreInteractions(keyguardTransitions)
+    }
+
+    @Test
+    @RequiresFlagsDisabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun setSurfaceBehindVisibility_falseSetsLockscreenVisibility_without_keyguard_shell_transitions() {
         underTest.setSurfaceBehindVisibility(false)
         verify(activityTaskManagerService).setLockScreenShown(eq(true), any())
     }
+
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_ENSURE_KEYGUARD_DOES_TRANSITION_STARTING)
+    fun setSurfaceBehindVisibility_falseSetsLockscreenVisibility_with_keyguard_shell_transitions() {
+        underTest.setSurfaceBehindVisibility(false)
+        verify(keyguardTransitions).startKeyguardTransition(eq(true), any())
+    }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSectionTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSectionTest.kt
index d94c97a..c0db95f 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSectionTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSectionTest.kt
@@ -34,6 +34,7 @@
 import com.android.systemui.keyguard.domain.interactor.KeyguardSmartspaceInteractor
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardClockViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardSmartspaceViewModel
+import com.android.systemui.res.R
 import com.android.systemui.shared.R as sharedR
 import com.android.systemui.statusbar.lockscreen.LockscreenSmartspaceController
 import com.android.systemui.util.mockito.any
@@ -68,6 +69,7 @@
     private val clockShouldBeCentered = MutableStateFlow(false)
     private val hasCustomWeatherDataDisplay = MutableStateFlow(false)
     private val isWeatherVisibleFlow = MutableStateFlow(false)
+    private val isShadeLayoutWide = MutableStateFlow(false)
 
     @Before
     fun setup() {
@@ -80,7 +82,7 @@
                 keyguardSmartspaceInteractor,
                 lockscreenSmartspaceController,
                 keyguardUnlockAnimationController,
-                blueprintInteractor
+                blueprintInteractor,
             )
         constraintLayout = ConstraintLayout(mContext)
         whenever(lockscreenSmartspaceController.buildAndConnectView(any()))
@@ -93,6 +95,7 @@
         whenever(keyguardClockViewModel.clockShouldBeCentered).thenReturn(clockShouldBeCentered)
         whenever(keyguardSmartspaceViewModel.isSmartspaceEnabled).thenReturn(true)
         whenever(keyguardSmartspaceViewModel.isWeatherVisible).thenReturn(isWeatherVisibleFlow)
+        whenever(keyguardSmartspaceViewModel.isShadeLayoutWide).thenReturn(isShadeLayoutWide)
         constraintSet = ConstraintSet()
     }
 
@@ -125,6 +128,26 @@
     }
 
     @Test
+    fun testConstraintsWhenShadeLayoutIsNotWide() {
+        underTest.addViews(constraintLayout)
+        underTest.applyConstraints(constraintSet)
+
+        val smartspaceConstraints = constraintSet.getConstraint(smartspaceView.id)
+        assertThat(smartspaceConstraints.layout.endToEnd).isEqualTo(ConstraintSet.PARENT_ID)
+    }
+
+    @Test
+    fun testConstraintsWhenShadeLayoutIsWide() {
+        isShadeLayoutWide.value = true
+
+        underTest.addViews(constraintLayout)
+        underTest.applyConstraints(constraintSet)
+
+        val smartspaceConstraints = constraintSet.getConstraint(smartspaceView.id)
+        assertThat(smartspaceConstraints.layout.endToEnd).isEqualTo(R.id.split_shade_guideline)
+    }
+
+    @Test
     fun testConstraintsWhenNotHasCustomWeatherDataDisplay() {
         whenever(keyguardSmartspaceViewModel.isDateWeatherDecoupled).thenReturn(true)
         underTest.addViews(constraintLayout)
@@ -160,6 +183,7 @@
         assertThat(constraintSet.getVisibility(weatherView.id)).isEqualTo(GONE)
         assertThat(constraintSet.getVisibility(dateView.id)).isEqualTo(VISIBLE)
     }
+
     @Test
     fun testCustomDateWeatherVisibility() {
         hasCustomWeatherDataDisplay.value = true
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelTest.kt
index 0c3fcb3..adce9d6 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelTest.kt
@@ -26,6 +26,7 @@
 import com.android.systemui.keyguard.shared.model.ClockSize
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.plugins.clocks.ClockController
+import com.android.systemui.shade.data.repository.shadeRepository
 import com.android.systemui.testKosmos
 import com.android.systemui.util.mockito.whenever
 import com.google.common.truth.Truth.assertThat
@@ -96,4 +97,26 @@
 
             assertThat(isWeatherVisible).isEqualTo(false)
         }
+
+    @Test
+    fun isShadeLayoutWide_withConfigTrue_true() =
+        with(kosmos) {
+            testScope.runTest {
+                val isShadeLayoutWide by collectLastValue(underTest.isShadeLayoutWide)
+                shadeRepository.setShadeLayoutWide(true)
+
+                assertThat(isShadeLayoutWide).isTrue()
+            }
+        }
+
+    @Test
+    fun isShadeLayoutWide_withConfigFalse_false() =
+        with(kosmos) {
+            testScope.runTest {
+                val isShadeLayoutWide by collectLastValue(underTest.isShadeLayoutWide)
+                shadeRepository.setShadeLayoutWide(false)
+
+                assertThat(isShadeLayoutWide).isFalse()
+            }
+        }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/FakeNoteTaskBubbleController.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/FakeNoteTaskBubbleController.kt
index 450aadd..ebc00c3 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/FakeNoteTaskBubbleController.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/FakeNoteTaskBubbleController.kt
@@ -20,6 +20,7 @@
 import android.content.Intent
 import android.graphics.drawable.Icon
 import android.os.UserHandle
+import com.android.wm.shell.bubbles.Bubble
 import com.android.wm.shell.bubbles.Bubbles
 import java.util.Optional
 import kotlinx.coroutines.CoroutineDispatcher
@@ -33,14 +34,29 @@
 class FakeNoteTaskBubbleController(
     unUsed1: Context,
     unsUsed2: CoroutineDispatcher,
-    private val optionalBubbles: Optional<Bubbles>
+    private val optionalBubbles: Optional<Bubbles>,
 ) : NoteTaskBubblesController(unUsed1, unsUsed2) {
     override suspend fun areBubblesAvailable() = optionalBubbles.isPresent
 
-    override suspend fun showOrHideAppBubble(intent: Intent, userHandle: UserHandle, icon: Icon) {
+    override suspend fun showOrHideAppBubble(
+        intent: Intent,
+        userHandle: UserHandle,
+        icon: Icon,
+        bubbleExpandBehavior: NoteTaskBubbleExpandBehavior,
+    ) {
         optionalBubbles.ifPresentOrElse(
-            { bubbles -> bubbles.showOrHideAppBubble(intent, userHandle, icon) },
-            { throw IllegalAccessException() }
+            { bubbles ->
+                if (
+                    bubbleExpandBehavior == NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED &&
+                        bubbles.isBubbleExpanded(
+                            Bubble.getAppBubbleKeyForApp(intent.`package`, userHandle)
+                        )
+                ) {
+                    return@ifPresentOrElse
+                }
+                bubbles.showOrHideAppBubble(intent, userHandle, icon)
+            },
+            { throw IllegalAccessException() },
         )
     }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskBubblesServiceTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskBubblesServiceTest.kt
index 9ef6b9c..e55d6ad 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskBubblesServiceTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskBubblesServiceTest.kt
@@ -21,9 +21,9 @@
 import android.os.UserHandle
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
-import com.android.systemui.res.R
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.notetask.NoteTaskBubblesController.NoteTaskBubblesService
+import com.android.systemui.res.R
 import com.android.wm.shell.bubbles.Bubbles
 import com.google.common.truth.Truth.assertThat
 import java.util.Optional
@@ -33,6 +33,9 @@
 import org.mockito.Mock
 import org.mockito.Mockito.verify
 import org.mockito.MockitoAnnotations
+import org.mockito.kotlin.any
+import org.mockito.kotlin.never
+import org.mockito.kotlin.whenever
 
 /** atest SystemUITests:NoteTaskBubblesServiceTest */
 @SmallTest
@@ -61,12 +64,40 @@
     }
 
     @Test
-    fun showOrHideAppBubble() {
+    fun showOrHideAppBubble_defaultExpandBehavior_shouldCallBubblesApi() {
         val intent = Intent()
         val user = UserHandle.SYSTEM
         val icon = Icon.createWithResource(context, R.drawable.ic_note_task_shortcut_widget)
+        val bubbleExpandBehavior = NoteTaskBubbleExpandBehavior.DEFAULT
+        whenever(bubbles.isBubbleExpanded(any())).thenReturn(false)
 
-        createServiceBinder().showOrHideAppBubble(intent, user, icon)
+        createServiceBinder().showOrHideAppBubble(intent, user, icon, bubbleExpandBehavior)
+
+        verify(bubbles).showOrHideAppBubble(intent, user, icon)
+    }
+
+    @Test
+    fun showOrHideAppBubble_keepIfExpanded_bubbleShown_shouldNotCallBubblesApi() {
+        val intent = Intent().apply { setPackage("test") }
+        val user = UserHandle.SYSTEM
+        val icon = Icon.createWithResource(context, R.drawable.ic_note_task_shortcut_widget)
+        val bubbleExpandBehavior = NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED
+        whenever(bubbles.isBubbleExpanded(any())).thenReturn(true)
+
+        createServiceBinder().showOrHideAppBubble(intent, user, icon, bubbleExpandBehavior)
+
+        verify(bubbles, never()).showOrHideAppBubble(intent, user, icon)
+    }
+
+    @Test
+    fun showOrHideAppBubble_keepIfExpanded_bubbleNotShown_shouldCallBubblesApi() {
+        val intent = Intent().apply { setPackage("test") }
+        val user = UserHandle.SYSTEM
+        val icon = Icon.createWithResource(context, R.drawable.ic_note_task_shortcut_widget)
+        val bubbleExpandBehavior = NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED
+        whenever(bubbles.isBubbleExpanded(any())).thenReturn(false)
+
+        createServiceBinder().showOrHideAppBubble(intent, user, icon, bubbleExpandBehavior)
 
         verify(bubbles).showOrHideAppBubble(intent, user, icon)
     }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskInfoTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskInfoTest.kt
index 8f4078b..d3578fb 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskInfoTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/notetask/NoteTaskInfoTest.kt
@@ -19,6 +19,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
+import com.android.systemui.notetask.NoteTaskEntryPoint.QS_NOTES_TILE
 import com.android.systemui.notetask.NoteTaskEntryPoint.WIDGET_PICKER_SHORTCUT_IN_MULTI_WINDOW_MODE
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
@@ -44,10 +45,19 @@
     }
 
     @Test
-    fun launchMode_keyguardUnlocked_launchModeAppBubble() {
+    fun launchMode_keyguardUnlocked_launchModeAppBubble_withDefaultExpandBehavior() {
         val underTest = DEFAULT_INFO.copy(isKeyguardLocked = false)
 
-        assertThat(underTest.launchMode).isEqualTo(NoteTaskLaunchMode.AppBubble)
+        assertThat(underTest.launchMode)
+            .isEqualTo(NoteTaskLaunchMode.AppBubble(NoteTaskBubbleExpandBehavior.DEFAULT))
+    }
+
+    @Test
+    fun launchMode_keyguardUnlocked_qsTileEntryPoint_launchModeAppBubble_withKeepIfExpandedExpandBehavior() {
+        val underTest = DEFAULT_INFO.copy(isKeyguardLocked = false, entryPoint = QS_NOTES_TILE)
+
+        assertThat(underTest.launchMode)
+            .isEqualTo(NoteTaskLaunchMode.AppBubble(NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED))
     }
 
     private companion object {
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerBaseTest.java b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerBaseTest.java
index 83f95ea..e9633f4 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerBaseTest.java
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerBaseTest.java
@@ -21,9 +21,6 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-import static kotlinx.coroutines.flow.FlowKt.asStateFlow;
-import static kotlinx.coroutines.flow.StateFlowKt.MutableStateFlow;
-
 import static org.junit.Assert.assertEquals;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyBoolean;
@@ -39,6 +36,9 @@
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import static kotlinx.coroutines.flow.FlowKt.asStateFlow;
+import static kotlinx.coroutines.flow.StateFlowKt.MutableStateFlow;
+
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.platform.test.annotations.DisableFlags;
@@ -70,9 +70,6 @@
 import com.android.systemui.statusbar.policy.ResourcesSplitShadeStateController;
 import com.android.systemui.util.animation.DisappearParameters;
 
-import kotlinx.coroutines.flow.MutableStateFlow;
-import kotlinx.coroutines.flow.StateFlow;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
@@ -88,6 +85,8 @@
 
 import javax.inject.Provider;
 
+import kotlinx.coroutines.flow.MutableStateFlow;
+import kotlinx.coroutines.flow.StateFlow;
 import platform.test.runner.parameterized.ParameterizedAndroidJunit4;
 import platform.test.runner.parameterized.Parameters;
 
@@ -232,6 +231,7 @@
 
     @After
     public void tearDown() {
+        mController.destroy();
         disallowTestableLooperAsMainThread();
     }
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerTest.kt
index 02c5b5a..96f6a62 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QSPanelControllerTest.kt
@@ -1,10 +1,10 @@
 package com.android.systemui.qs
 
 import android.content.res.Configuration
-import androidx.test.ext.junit.runners.AndroidJUnit4
-import androidx.test.filters.SmallTest
 import android.testing.TestableResources
 import android.view.ContextThemeWrapper
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
 import com.android.internal.logging.MetricsLogger
 import com.android.internal.logging.UiEventLogger
 import com.android.systemui.SysuiTestCase
@@ -37,8 +37,8 @@
 import org.mockito.Mockito.never
 import org.mockito.Mockito.reset
 import org.mockito.Mockito.verify
-import org.mockito.MockitoAnnotations
 import org.mockito.Mockito.`when` as whenever
+import org.mockito.MockitoAnnotations
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
@@ -81,37 +81,39 @@
         setShouldUseSplitShade(false)
         whenever(qsPanel.resources).thenReturn(testableResources.resources)
         whenever(qsPanel.context)
-                .thenReturn( ContextThemeWrapper(context, R.style.Theme_SystemUI_QuickSettings))
+            .thenReturn(ContextThemeWrapper(context, R.style.Theme_SystemUI_QuickSettings))
         whenever(qsPanel.getOrCreateTileLayout()).thenReturn(pagedTileLayout)
         whenever(statusBarKeyguardViewManager.isPrimaryBouncerInTransit()).thenReturn(false)
         whenever(qsPanel.setListening(anyBoolean())).then {
             whenever(qsPanel.isListening).thenReturn(it.getArgument(0))
         }
 
-        controller = QSPanelController(
-            qsPanel,
-            tunerService,
-            qsHost,
-            qsCustomizerController,
-            /* usingMediaPlayer= */ usingMediaPlayer,
-            mediaHost,
-            qsTileRevealControllerFactory,
-            dumpManager,
-            metricsLogger,
-            uiEventLogger,
-            qsLogger,
-            brightnessControllerFactory,
-            brightnessSliderFactory,
-            falsingManager,
-            statusBarKeyguardViewManager,
-            ResourcesSplitShadeStateController(),
-            longPressEffectProvider,
-            mediaCarouselInteractor,
-        )
+        controller =
+            QSPanelController(
+                qsPanel,
+                tunerService,
+                qsHost,
+                qsCustomizerController,
+                /* usingMediaPlayer= */ usingMediaPlayer,
+                mediaHost,
+                qsTileRevealControllerFactory,
+                dumpManager,
+                metricsLogger,
+                uiEventLogger,
+                qsLogger,
+                brightnessControllerFactory,
+                brightnessSliderFactory,
+                falsingManager,
+                statusBarKeyguardViewManager,
+                ResourcesSplitShadeStateController(),
+                longPressEffectProvider,
+                mediaCarouselInteractor,
+            )
     }
 
     @After
     fun tearDown() {
+        controller.destroy()
         reset(mediaHost)
     }
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QuickQSPanelControllerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QuickQSPanelControllerTest.kt
index 369bb22..7880ace 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QuickQSPanelControllerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/QuickQSPanelControllerTest.kt
@@ -34,6 +34,7 @@
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.policy.ResourcesSplitShadeStateController
 import com.android.systemui.util.leak.RotationUtils
+import javax.inject.Provider
 import org.junit.After
 import org.junit.Before
 import org.junit.Test
@@ -45,9 +46,8 @@
 import org.mockito.Mockito.reset
 import org.mockito.Mockito.times
 import org.mockito.Mockito.verify
-import org.mockito.MockitoAnnotations
-import javax.inject.Provider
 import org.mockito.Mockito.`when` as whenever
+import org.mockito.MockitoAnnotations
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
@@ -108,6 +108,7 @@
     @After
     fun tearDown() {
         controller.onViewDetached()
+        controller.destroy()
     }
 
     @Test
@@ -184,7 +185,7 @@
             dumpManager,
             ResourcesSplitShadeStateController(),
             longPressEffectProvider,
-            mediaCarouselInteractor
+            mediaCarouselInteractor,
         ) {
 
         private var rotation = RotationUtils.ROTATION_NONE
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/StatusBarIconViewTest.java b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/StatusBarIconViewTest.java
index fb7252b..60a1855 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/StatusBarIconViewTest.java
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/StatusBarIconViewTest.java
@@ -16,8 +16,6 @@
 
 package com.android.systemui.statusbar;
 
-import static android.app.Notification.CATEGORY_CALL;
-
 import static com.google.common.truth.Truth.assertThat;
 
 import static junit.framework.Assert.assertEquals;
@@ -199,19 +197,6 @@
     }
 
     @Test
-    public void testContentDescForNotification_noNotifContent() {
-        Notification n = new Notification.Builder(mContext, "test")
-                .setSmallIcon(0)
-                .setContentTitle("hello")
-                .setCategory(CATEGORY_CALL)
-                .build();
-        assertThat(NotificationContentDescription.contentDescForNotification(mContext, n)
-                .toString()).startsWith("com.android.systemui.tests notification");
-        assertThat(NotificationContentDescription.contentDescForNotification(mContext, n)
-                .toString()).doesNotContain("hello");
-    }
-
-    @Test
     @EnableFlags({Flags.FLAG_MODES_UI, Flags.FLAG_MODES_UI_ICONS})
     public void setIcon_withPreloaded_usesPreloaded() {
         Icon mockIcon = mock(Icon.class);
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/SettingsProxyTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/SettingsProxyTest.kt
index 2e6d0fc..e25bf13 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/SettingsProxyTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/SettingsProxyTest.kt
@@ -27,7 +27,7 @@
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
 import com.google.common.truth.Truth.assertThat
-import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.test.StandardTestDispatcher
 import kotlinx.coroutines.test.TestScope
@@ -57,7 +57,7 @@
     @Before
     fun setUp() {
         testScope = TestScope(testDispatcher)
-        mSettings = FakeSettingsProxy(testDispatcher)
+        mSettings = FakeSettingsProxy(testScope)
         mContentObserver = object : ContentObserver(Handler(Looper.getMainLooper())) {}
     }
 
@@ -92,7 +92,7 @@
             mSettings.registerContentObserverSync(
                 TEST_SETTING,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(eq(TEST_SETTING_URI), eq(true), eq(mContentObserver))
@@ -104,7 +104,7 @@
             mSettings.registerContentObserver(
                 TEST_SETTING,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(eq(TEST_SETTING_URI), eq(true), eq(mContentObserver))
@@ -116,7 +116,7 @@
             mSettings.registerContentObserverAsync(
                 TEST_SETTING,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             testScope.advanceUntilIdle()
             verify(mSettings.getContentResolver())
@@ -154,7 +154,7 @@
             mSettings.registerContentObserverSync(
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(eq(TEST_SETTING_URI), eq(true), eq(mContentObserver))
@@ -166,7 +166,7 @@
             mSettings.registerContentObserver(
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(eq(TEST_SETTING_URI), eq(true), eq(mContentObserver))
@@ -178,7 +178,7 @@
             mSettings.registerContentObserverAsync(
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             testScope.advanceUntilIdle()
             verify(mSettings.getContentResolver())
@@ -202,7 +202,7 @@
                     TEST_SETTING_URI,
                     false,
                     mContentObserver,
-                    it
+                    it,
                 )
             }
         }
@@ -382,15 +382,15 @@
         assertThat(mSettings.getFloat(TEST_SETTING, 2.5F)).isEqualTo(2.5F)
     }
 
-    private class FakeSettingsProxy(val testDispatcher: CoroutineDispatcher) : SettingsProxy {
+    private class FakeSettingsProxy(val testScope: CoroutineScope) : SettingsProxy {
 
         private val mContentResolver = mock(ContentResolver::class.java)
         private val settingToValueMap: MutableMap<String, String?> = mutableMapOf()
 
         override fun getContentResolver() = mContentResolver
 
-        override val backgroundDispatcher: CoroutineDispatcher
-            get() = testDispatcher
+        override val settingsScope: CoroutineScope
+            get() = testScope
 
         override fun getUriFor(name: String) =
             Uri.parse(StringBuilder().append("content://settings/").append(name).toString())
@@ -408,7 +408,7 @@
             name: String,
             value: String?,
             tag: String?,
-            makeDefault: Boolean
+            makeDefault: Boolean,
         ): Boolean {
             settingToValueMap[name] = value
             return true
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/UserSettingsProxyTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/UserSettingsProxyTest.kt
index 00b8cd0..5787f7d 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/UserSettingsProxyTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/util/settings/UserSettingsProxyTest.kt
@@ -28,7 +28,7 @@
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
 import com.google.common.truth.Truth.assertThat
-import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.test.StandardTestDispatcher
@@ -36,7 +36,6 @@
 import kotlinx.coroutines.test.advanceUntilIdle
 import kotlinx.coroutines.test.runTest
 import org.junit.Assert.assertThrows
-import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.Mockito.mock
@@ -51,14 +50,9 @@
 
     private var userId = MAIN_USER_ID
     private val testDispatcher = StandardTestDispatcher()
-    private var mSettings: UserSettingsProxy = FakeUserSettingsProxy({ userId }, testDispatcher)
+    private val testScope = TestScope(testDispatcher)
+    private var mSettings: UserSettingsProxy = FakeUserSettingsProxy({ userId }, testScope)
     private var mContentObserver = object : ContentObserver(Handler(Looper.getMainLooper())) {}
-    private lateinit var testScope: TestScope
-
-    @Before
-    fun setUp() {
-        testScope = TestScope(testDispatcher)
-    }
 
     @Test
     fun registerContentObserverForUser_inputString_success() =
@@ -69,7 +63,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -82,7 +76,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -96,7 +90,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -107,14 +101,14 @@
                 TEST_SETTING,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -125,16 +119,14 @@
                 TEST_SETTING,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(
                     eq(TEST_SETTING_URI),
-                    eq(
-                        true,
-                    ),
+                    eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -145,7 +137,7 @@
                 TEST_SETTING,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             testScope.advanceUntilIdle()
             verify(mSettings.getContentResolver())
@@ -153,7 +145,7 @@
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -166,7 +158,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -179,7 +171,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -189,7 +181,7 @@
             mSettings.registerContentObserverForUserAsync(
                 TEST_SETTING_URI,
                 mContentObserver,
-                userId
+                userId,
             )
             testScope.advanceUntilIdle()
 
@@ -198,7 +190,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -213,7 +205,7 @@
                 TEST_SETTING_URI,
                 mContentObserver,
                 userId,
-                runnable
+                runnable,
             )
             testScope.advanceUntilIdle()
             assertThat(callbackCalled).isTrue()
@@ -226,14 +218,14 @@
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -244,14 +236,14 @@
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -262,7 +254,7 @@
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
                 mContentObserver,
-                userId
+                userId,
             )
             testScope.advanceUntilIdle()
             verify(mSettings.getContentResolver())
@@ -270,7 +262,7 @@
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(MAIN_USER_ID)
+                    eq(MAIN_USER_ID),
                 )
         }
 
@@ -283,7 +275,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(0)
+                    eq(0),
                 )
         }
 
@@ -296,7 +288,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(0)
+                    eq(0),
                 )
         }
 
@@ -309,7 +301,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(0)
+                    eq(0),
                 )
         }
     }
@@ -320,14 +312,14 @@
             mSettings.registerContentObserverSync(
                 TEST_SETTING_URI,
                 notifyForDescendants = true,
-                mContentObserver
+                mContentObserver,
             )
             verify(mSettings.getContentResolver())
                 .registerContentObserver(
                     eq(TEST_SETTING_URI),
                     eq(true),
                     eq(mContentObserver),
-                    eq(0)
+                    eq(0),
                 )
         }
 
@@ -340,7 +332,7 @@
                     eq(TEST_SETTING_URI),
                     eq(false),
                     eq(mContentObserver),
-                    eq(0)
+                    eq(0),
                 )
         }
 
@@ -354,7 +346,7 @@
                         eq(TEST_SETTING_URI),
                         eq(false),
                         eq(mContentObserver),
-                        eq(0)
+                        eq(0),
                     )
             }
         }
@@ -557,7 +549,7 @@
      */
     private class FakeUserSettingsProxy(
         override val currentUserProvider: SettingsProxy.CurrentUserIdProvider,
-        val testDispatcher: CoroutineDispatcher
+        val testScope: CoroutineScope,
     ) : UserSettingsProxy {
 
         private val mContentResolver = mock(ContentResolver::class.java)
@@ -569,8 +561,8 @@
         override fun getUriFor(name: String) =
             Uri.parse(StringBuilder().append(URI_PREFIX).append(name).toString())
 
-        override val backgroundDispatcher: CoroutineDispatcher
-            get() = testDispatcher
+        override val settingsScope: CoroutineScope
+            get() = testScope
 
         override fun getStringForUser(name: String, userHandle: Int) =
             userIdToSettingsValueMap[userHandle]?.get(name) ?: ""
@@ -578,7 +570,7 @@
         override fun putString(
             name: String,
             value: String?,
-            overrideableByRestore: Boolean
+            overrideableByRestore: Boolean,
         ): Boolean {
             userIdToSettingsValueMap[DEFAULT_USER_ID]?.put(name, value)
             return true
@@ -588,7 +580,7 @@
             name: String,
             value: String?,
             tag: String?,
-            makeDefault: Boolean
+            makeDefault: Boolean,
         ): Boolean {
             putStringForUser(name, value, DEFAULT_USER_ID)
             return true
@@ -605,7 +597,7 @@
             tag: String?,
             makeDefault: Boolean,
             userHandle: Int,
-            overrideableByRestore: Boolean
+            overrideableByRestore: Boolean,
         ): Boolean {
             userIdToSettingsValueMap[userHandle]?.set(name, value)
             return true
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTest.java b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTest.java
index 1914867..75f3386 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTest.java
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTest.java
@@ -23,6 +23,7 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
@@ -39,14 +40,13 @@
 import android.media.session.MediaSession;
 import android.os.Handler;
 import android.os.Process;
-import android.platform.test.annotations.EnableFlags;
 import android.testing.TestableLooper;
 import android.view.accessibility.AccessibilityManager;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.SmallTest;
 
-import com.android.settingslib.flags.Flags;
+import com.android.keyguard.TestScopeProvider;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.SysuiTestCaseExtKt;
 import com.android.systemui.broadcast.BroadcastDispatcher;
@@ -64,6 +64,10 @@
 import com.android.systemui.util.kotlin.JavaAdapter;
 import com.android.systemui.util.time.FakeSystemClock;
 import com.android.systemui.volume.domain.interactor.AudioSharingInteractor;
+import com.android.systemui.volume.domain.interactor.FakeAudioSharingInteractor;
+import com.android.systemui.volume.shared.VolumeLogger;
+
+import kotlinx.coroutines.test.TestScope;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -94,6 +98,9 @@
     private RingerModeLiveData mRingerModeInternalLiveData;
     private final FakeThreadFactory mThreadFactory = new FakeThreadFactory(
             new FakeExecutor(new FakeSystemClock()));
+    private final TestScope mTestScope = TestScopeProvider.getTestScope();
+    private final JavaAdapter mJavaAdapter = new JavaAdapter(mTestScope);
+    private FakeAudioSharingInteractor mFakeAudioSharingInteractor;
     @Mock
     private AudioManager mAudioManager;
     @Mock
@@ -117,9 +124,7 @@
     @Mock
     private DumpManager mDumpManager;
     @Mock
-    private AudioSharingInteractor mAudioSharingInteractor;
-    @Mock
-    private JavaAdapter mJavaAdapter;
+    private VolumeLogger mVolumeLogger;
 
 
     @Before
@@ -136,6 +141,8 @@
 
         mCallback = mock(VolumeDialogControllerImpl.C.class);
         mThreadFactory.setLooper(TestableLooper.get(this).getLooper());
+        mFakeAudioSharingInteractor = spy(new FakeAudioSharingInteractor());
+        mFakeAudioSharingInteractor.setAudioSharingVolumeBarAvailable(true);
         mVolumeController =
                 new TestableVolumeDialogControllerImpl(
                         mContext,
@@ -155,8 +162,9 @@
                         mUserTracker,
                         mDumpManager,
                         mCallback,
-                        mAudioSharingInteractor,
-                        mJavaAdapter);
+                        mFakeAudioSharingInteractor,
+                        mJavaAdapter,
+                        mVolumeLogger);
         mVolumeController.setEnableDialogs(true, true);
     }
 
@@ -305,13 +313,13 @@
     }
 
     @Test
-    @EnableFlags(Flags.FLAG_VOLUME_DIALOG_AUDIO_SHARING_FIX)
     public void testSetStreamVolume_setSecondaryDeviceVolume() {
         mVolumeController.setStreamVolume(
                 VolumeDialogControllerImpl.DYNAMIC_STREAM_BROADCAST, /* level= */ 100);
         Objects.requireNonNull(TestableLooper.get(this)).processAllMessages();
+        mTestScope.getTestScheduler().advanceUntilIdle();
 
-        verify(mAudioSharingInteractor).setStreamVolume(100);
+        verify(mFakeAudioSharingInteractor).setStreamVolume(100);
     }
 
     static class TestableVolumeDialogControllerImpl extends VolumeDialogControllerImpl {
@@ -336,7 +344,8 @@
                 DumpManager dumpManager,
                 C callback,
                 AudioSharingInteractor audioSharingInteractor,
-                JavaAdapter javaAdapter) {
+                JavaAdapter javaAdapter,
+                VolumeLogger volumeLogger) {
             super(
                     context,
                     broadcastDispatcher,
@@ -355,7 +364,8 @@
                     userTracker,
                     dumpManager,
                     audioSharingInteractor,
-                    javaAdapter);
+                    javaAdapter,
+                    volumeLogger);
             mCallbacks = callback;
 
             ArgumentCaptor<WakefulnessLifecycle.Observer> observerCaptor =
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTestKt.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTestKt.kt
index 76b7b8f..a9c352d 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTestKt.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/VolumeDialogControllerImplTestKt.kt
@@ -49,9 +49,10 @@
 import com.android.systemui.util.RingerModeLiveData
 import com.android.systemui.util.concurrency.FakeExecutor
 import com.android.systemui.util.concurrency.FakeThreadFactory
+import com.android.systemui.util.kotlin.JavaAdapter
 import com.android.systemui.util.time.fakeSystemClock
 import com.android.systemui.volume.data.repository.audioRepository
-import com.android.systemui.volume.domain.interactor.audioSharingInteractor
+import com.android.systemui.volume.domain.interactor.FakeAudioSharingInteractor
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.test.runCurrent
 import kotlinx.coroutines.test.runTest
@@ -76,6 +77,9 @@
     private val kosmos: Kosmos = testKosmos()
     private val audioManager: AudioManager = mock {}
     private val callbacks: VolumeDialogController.Callbacks = mock {}
+    private val javaAdapter: JavaAdapter = JavaAdapter(kosmos.testScope)
+    private val fakeAudioSharingInteractor: FakeAudioSharingInteractor =
+        FakeAudioSharingInteractor()
 
     private lateinit var threadFactory: FakeThreadFactory
     private lateinit var underTest: VolumeDialogControllerImpl
@@ -87,6 +91,8 @@
             threadFactory =
                 FakeThreadFactory(FakeExecutor(fakeSystemClock)).apply { setLooper(looper) }
             broadcastDispatcherContext = testableContext
+            fakeAudioSharingInteractor.setAudioSharingVolumeBarAvailable(true)
+
             underTest =
                 VolumeDialogControllerImpl(
                         applicationContext,
@@ -108,7 +114,8 @@
                         activityManager,
                         mock { on { userContext }.thenReturn(applicationContext) },
                         dumpManager,
-                        audioSharingInteractor,
+                        fakeAudioSharingInteractor,
+                        javaAdapter,
                         mock {},
                     )
                     .apply {
@@ -129,6 +136,7 @@
                     },
                 )
                 testableLooper.processAllMessages()
+                testScheduler.advanceUntilIdle()
 
                 verify(callbacks) { 1 * { onStateChanged(any()) } }
             }
@@ -163,6 +171,7 @@
                 emitVolumeChange(AudioManager.STREAM_SYSTEM, AudioManager.FLAG_SHOW_UI)
                 runCurrent()
                 TestableLooper.get(this@VolumeDialogControllerImplTestKt).processAllMessages()
+                testScheduler.advanceUntilIdle()
 
                 verify(callbacks) { 1 * { onShowRequested(any(), any(), any()) } }
             }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractorTest.kt
index 7c5a487..3f995c6 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractorTest.kt
@@ -155,6 +155,30 @@
             }
         }
 
+    @Test
+    fun activeStreamChanges_showBoth() {
+        with(kosmos) {
+            testScope.runTest {
+                runCurrent()
+                fakeVolumeDialogController.updateState {
+                    activeStream = AudioManager.STREAM_SYSTEM
+                    states.put(AudioManager.STREAM_MUSIC, buildStreamState())
+                    states.put(AudioManager.STREAM_SYSTEM, buildStreamState())
+                }
+                val slidersModel by collectLastValue(underTest.sliders)
+                runCurrent()
+
+                fakeVolumeDialogController.updateState { activeStream = AudioManager.STREAM_MUSIC }
+                runCurrent()
+
+                assertThat(slidersModel!!.slider)
+                    .isEqualTo(VolumeDialogSliderType.Stream(AudioManager.STREAM_MUSIC))
+                assertThat(slidersModel!!.floatingSliders)
+                    .containsExactly(VolumeDialogSliderType.Stream(AudioManager.STREAM_SYSTEM))
+            }
+        }
+    }
+
     private fun buildStreamState(
         build: VolumeDialogController.StreamState.() -> Unit = {}
     ): VolumeDialogController.StreamState {
diff --git a/packages/SystemUI/pods/com/android/systemui/util/settings/GlobalSettingsImpl.java b/packages/SystemUI/pods/com/android/systemui/util/settings/GlobalSettingsImpl.java
index d68501f..6b90952 100644
--- a/packages/SystemUI/pods/com/android/systemui/util/settings/GlobalSettingsImpl.java
+++ b/packages/SystemUI/pods/com/android/systemui/util/settings/GlobalSettingsImpl.java
@@ -25,7 +25,7 @@
 
 import com.android.systemui.util.settings.SettingsSingleThreadBackground;
 
-import kotlinx.coroutines.CoroutineDispatcher;
+import kotlinx.coroutines.CoroutineScope;
 
 import javax.inject.Inject;
 
@@ -33,13 +33,13 @@
 @SuppressLint("StaticSettingsProvider")
 class GlobalSettingsImpl implements GlobalSettings {
     private final ContentResolver mContentResolver;
-    private final CoroutineDispatcher mBgDispatcher;
+    private final CoroutineScope mSettingsScope;
 
     @Inject
     GlobalSettingsImpl(ContentResolver contentResolver,
-            @SettingsSingleThreadBackground CoroutineDispatcher bgDispatcher) {
+            @SettingsSingleThreadBackground CoroutineScope settingsScope) {
         mContentResolver = contentResolver;
-        mBgDispatcher = bgDispatcher;
+        mSettingsScope = settingsScope;
     }
 
     @NonNull
@@ -56,8 +56,8 @@
 
     @NonNull
     @Override
-    public CoroutineDispatcher getBackgroundDispatcher() {
-        return mBgDispatcher;
+    public CoroutineScope getSettingsScope() {
+        return mSettingsScope;
     }
 
     @Override
diff --git a/packages/SystemUI/pods/com/android/systemui/util/settings/SecureSettingsImpl.java b/packages/SystemUI/pods/com/android/systemui/util/settings/SecureSettingsImpl.java
index 211a6f4..ae89a5f 100644
--- a/packages/SystemUI/pods/com/android/systemui/util/settings/SecureSettingsImpl.java
+++ b/packages/SystemUI/pods/com/android/systemui/util/settings/SecureSettingsImpl.java
@@ -23,23 +23,23 @@
 
 import com.android.systemui.util.settings.SettingsSingleThreadBackground;
 
-import kotlinx.coroutines.CoroutineDispatcher;
+import kotlinx.coroutines.CoroutineScope;
 
 import javax.inject.Inject;
 
 class SecureSettingsImpl implements SecureSettings {
     private final ContentResolver mContentResolver;
     private final CurrentUserIdProvider mCurrentUserProvider;
-    private final CoroutineDispatcher mBgDispatcher;
+    private final CoroutineScope mSettingsScope;
 
     @Inject
     SecureSettingsImpl(
             ContentResolver contentResolver,
             CurrentUserIdProvider currentUserProvider,
-            @SettingsSingleThreadBackground CoroutineDispatcher bgDispatcher) {
+            @SettingsSingleThreadBackground CoroutineScope settingsScope) {
         mContentResolver = contentResolver;
         mCurrentUserProvider = currentUserProvider;
-        mBgDispatcher = bgDispatcher;
+        mSettingsScope = settingsScope;
     }
 
     @NonNull
@@ -62,8 +62,8 @@
 
     @NonNull
     @Override
-    public CoroutineDispatcher getBackgroundDispatcher() {
-        return mBgDispatcher;
+    public CoroutineScope getSettingsScope() {
+        return mSettingsScope;
     }
 
     @Override
diff --git a/packages/SystemUI/pods/com/android/systemui/util/settings/SettingsProxy.kt b/packages/SystemUI/pods/com/android/systemui/util/settings/SettingsProxy.kt
index 5d0b0d5..154d3cc 100644
--- a/packages/SystemUI/pods/com/android/systemui/util/settings/SettingsProxy.kt
+++ b/packages/SystemUI/pods/com/android/systemui/util/settings/SettingsProxy.kt
@@ -23,10 +23,12 @@
 import androidx.annotation.AnyThread
 import androidx.annotation.WorkerThread
 import com.android.app.tracing.TraceUtils.trace
-import com.android.systemui.coroutines.newTracingContext
+import com.android.app.tracing.coroutines.launchTraced as launch
+import com.android.app.tracing.coroutines.nameCoroutine
+import kotlin.coroutines.CoroutineContext
+import kotlin.coroutines.EmptyCoroutineContext
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
-import com.android.app.tracing.coroutines.launchTraced as launch
 import kotlinx.coroutines.withContext
 
 /**
@@ -47,11 +49,14 @@
     /** Returns the [ContentResolver] this instance was constructed with. */
     fun getContentResolver(): ContentResolver
 
-    /**
-     * Returns the background [CoroutineDispatcher] that the async APIs will use for a specific
-     * implementation.
-     */
-    val backgroundDispatcher: CoroutineDispatcher
+    /** Returns the [CoroutineScope] that the async APIs will use. */
+    val settingsScope: CoroutineScope
+
+    @OptIn(ExperimentalStdlibApi::class)
+    fun settingsDispatcherContext(name: String): CoroutineContext {
+        return (settingsScope.coroutineContext[CoroutineDispatcher] ?: EmptyCoroutineContext) +
+            nameCoroutine(name)
+    }
 
     /**
      * Construct the content URI for a particular name/value pair, useful for monitoring changes
@@ -82,7 +87,7 @@
      * wish to synchronize execution.
      */
     suspend fun registerContentObserver(name: String, settingsObserver: ContentObserver) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserver-A")) {
             registerContentObserverSync(getUriFor(name), settingsObserver)
         }
     }
@@ -94,7 +99,7 @@
      */
     @AnyThread
     fun registerContentObserverAsync(name: String, settingsObserver: ContentObserver) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-A")).launch {
+        settingsScope.launch("registerContentObserverAsync-A") {
             registerContentObserverSync(getUriFor(name), settingsObserver)
         }
 
@@ -111,7 +116,7 @@
         settingsObserver: ContentObserver,
         @WorkerThread registered: Runnable,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-B")).launch {
+        settingsScope.launch("registerContentObserverAsync-B") {
             registerContentObserverSync(getUriFor(name), settingsObserver)
             registered.run()
         }
@@ -134,7 +139,9 @@
      * wish to synchronize execution.
      */
     suspend fun registerContentObserver(uri: Uri, settingsObserver: ContentObserver) {
-        withContext(backgroundDispatcher) { registerContentObserverSync(uri, settingsObserver) }
+        withContext(settingsDispatcherContext("registerContentObserver-B")) {
+            registerContentObserverSync(uri, settingsObserver)
+        }
     }
 
     /**
@@ -144,7 +151,7 @@
      */
     @AnyThread
     fun registerContentObserverAsync(uri: Uri, settingsObserver: ContentObserver) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-C")).launch {
+        settingsScope.launch("registerContentObserverAsync-C") {
             registerContentObserverSync(uri, settingsObserver)
         }
 
@@ -161,7 +168,7 @@
         settingsObserver: ContentObserver,
         @WorkerThread registered: Runnable,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-D")).launch {
+        settingsScope.launch("registerContentObserverAsync-D") {
             registerContentObserverSync(uri, settingsObserver)
             registered.run()
         }
@@ -188,9 +195,9 @@
     suspend fun registerContentObserver(
         name: String,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserver-C")) {
             registerContentObserverSync(getUriFor(name), notifyForDescendants, settingsObserver)
         }
     }
@@ -206,7 +213,7 @@
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-E")).launch {
+        settingsScope.launch("registerContentObserverAsync-E") {
             registerContentObserverSync(getUriFor(name), notifyForDescendants, settingsObserver)
         }
 
@@ -224,7 +231,7 @@
         settingsObserver: ContentObserver,
         @WorkerThread registered: Runnable,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-F")).launch {
+        settingsScope.launch("registerContentObserverAsync-F") {
             registerContentObserverSync(getUriFor(name), notifyForDescendants, settingsObserver)
             registered.run()
         }
@@ -239,7 +246,7 @@
     fun registerContentObserverSync(
         uri: Uri,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ) {
         trace({ "SP#registerObserver#[$uri]" }) {
             getContentResolver()
@@ -257,9 +264,9 @@
     suspend fun registerContentObserver(
         uri: Uri,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserver-D")) {
             registerContentObserverSync(uri, notifyForDescendants, settingsObserver)
         }
     }
@@ -275,7 +282,7 @@
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-G")).launch {
+        settingsScope.launch("registerContentObserverAsync-G") {
             registerContentObserverSync(uri, notifyForDescendants, settingsObserver)
         }
 
@@ -293,7 +300,7 @@
         settingsObserver: ContentObserver,
         @WorkerThread registered: Runnable,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-H")).launch {
+        settingsScope.launch("registerContentObserverAsync-H") {
             registerContentObserverSync(uri, notifyForDescendants, settingsObserver)
             registered.run()
         }
@@ -319,7 +326,9 @@
      * async block if they wish to synchronize execution.
      */
     suspend fun unregisterContentObserver(settingsObserver: ContentObserver) {
-        withContext(backgroundDispatcher) { unregisterContentObserverSync(settingsObserver) }
+        withContext(settingsDispatcherContext("unregisterContentObserver")) {
+            unregisterContentObserverSync(settingsObserver)
+        }
     }
 
     /**
@@ -330,7 +339,7 @@
      */
     @AnyThread
     fun unregisterContentObserverAsync(settingsObserver: ContentObserver) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("SettingsProxy-I")).launch {
+        settingsScope.launch("unregisterContentObserverAsync") {
             unregisterContentObserver(settingsObserver)
         }
 
diff --git a/packages/SystemUI/pods/com/android/systemui/util/settings/SystemSettingsImpl.java b/packages/SystemUI/pods/com/android/systemui/util/settings/SystemSettingsImpl.java
index 1b3f74e..65d1c27 100644
--- a/packages/SystemUI/pods/com/android/systemui/util/settings/SystemSettingsImpl.java
+++ b/packages/SystemUI/pods/com/android/systemui/util/settings/SystemSettingsImpl.java
@@ -23,22 +23,22 @@
 
 import com.android.systemui.util.settings.SettingsSingleThreadBackground;
 
-import kotlinx.coroutines.CoroutineDispatcher;
+import kotlinx.coroutines.CoroutineScope;
 
 import javax.inject.Inject;
 
 class SystemSettingsImpl implements SystemSettings {
     private final ContentResolver mContentResolver;
     private final CurrentUserIdProvider mCurrentUserProvider;
-    private final CoroutineDispatcher mBgCoroutineDispatcher;
+    private final CoroutineScope mSettingsScope;
 
     @Inject
     SystemSettingsImpl(ContentResolver contentResolver,
             CurrentUserIdProvider currentUserProvider,
-            @SettingsSingleThreadBackground CoroutineDispatcher bgDispatcher) {
+            @SettingsSingleThreadBackground CoroutineScope settingsScope) {
         mContentResolver = contentResolver;
         mCurrentUserProvider = currentUserProvider;
-        mBgCoroutineDispatcher = bgDispatcher;
+        mSettingsScope = settingsScope;
     }
 
     @NonNull
@@ -61,8 +61,8 @@
 
     @NonNull
     @Override
-    public CoroutineDispatcher getBackgroundDispatcher() {
-        return mBgCoroutineDispatcher;
+    public CoroutineScope getSettingsScope() {
+        return mSettingsScope;
     }
 
     @Override
diff --git a/packages/SystemUI/pods/com/android/systemui/util/settings/UserSettingsProxy.kt b/packages/SystemUI/pods/com/android/systemui/util/settings/UserSettingsProxy.kt
index 4b03df6..1a55170 100644
--- a/packages/SystemUI/pods/com/android/systemui/util/settings/UserSettingsProxy.kt
+++ b/packages/SystemUI/pods/com/android/systemui/util/settings/UserSettingsProxy.kt
@@ -23,13 +23,11 @@
 import android.os.UserHandle
 import android.provider.Settings.SettingNotFoundException
 import com.android.app.tracing.TraceUtils.trace
-import com.android.systemui.coroutines.newTracingContext
+import com.android.app.tracing.coroutines.launchTraced as launch
 import com.android.systemui.util.settings.SettingsProxy.Companion.parseFloat
 import com.android.systemui.util.settings.SettingsProxy.Companion.parseFloatOrThrow
 import com.android.systemui.util.settings.SettingsProxy.Companion.parseLongOrThrow
 import com.android.systemui.util.settings.SettingsProxy.Companion.parseLongOrUseDefault
-import kotlinx.coroutines.CoroutineScope
-import com.android.app.tracing.coroutines.launchTraced as launch
 import kotlinx.coroutines.withContext
 
 /**
@@ -73,13 +71,13 @@
     }
 
     override suspend fun registerContentObserver(uri: Uri, settingsObserver: ContentObserver) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserver-A")) {
             registerContentObserverForUserSync(uri, settingsObserver, userId)
         }
     }
 
     override fun registerContentObserverAsync(uri: Uri, settingsObserver: ContentObserver) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-A")).launch {
+        settingsScope.launch("registerContentObserverAsync-A") {
             registerContentObserverForUserSync(uri, settingsObserver, userId)
         }
 
@@ -96,9 +94,9 @@
     override suspend fun registerContentObserver(
         uri: Uri,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserver-B")) {
             registerContentObserverForUserSync(uri, notifyForDescendants, settingsObserver, userId)
         }
     }
@@ -113,7 +111,7 @@
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-B")).launch {
+        settingsScope.launch("registerContentObserverAsync-B") {
             registerContentObserverForUserSync(uri, notifyForDescendants, settingsObserver, userId)
         }
 
@@ -126,7 +124,7 @@
     fun registerContentObserverForUserSync(
         name: String,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
         registerContentObserverForUserSync(getUriFor(name), settingsObserver, userHandle)
     }
@@ -141,9 +139,9 @@
     suspend fun registerContentObserverForUser(
         name: String,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserverForUser-A")) {
             registerContentObserverForUserSync(name, settingsObserver, userHandle)
         }
     }
@@ -158,7 +156,7 @@
         settingsObserver: ContentObserver,
         userHandle: Int,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-C")).launch {
+        settingsScope.launch("registerContentObserverForUserAsync-A") {
             registerContentObserverForUserSync(getUriFor(name), settingsObserver, userHandle)
         }
 
@@ -167,7 +165,7 @@
     fun registerContentObserverForUserSync(
         uri: Uri,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
         registerContentObserverForUserSync(uri, false, settingsObserver, userHandle)
     }
@@ -182,9 +180,9 @@
     suspend fun registerContentObserverForUser(
         uri: Uri,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserverForUser-B")) {
             registerContentObserverForUserSync(uri, settingsObserver, userHandle)
         }
     }
@@ -199,7 +197,7 @@
         settingsObserver: ContentObserver,
         userHandle: Int,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-D")).launch {
+        settingsScope.launch("registerContentObserverForUserAsync-B") {
             registerContentObserverForUserSync(uri, settingsObserver, userHandle)
         }
 
@@ -216,7 +214,7 @@
         userHandle: Int,
         @WorkerThread registered: Runnable,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-E")).launch {
+        settingsScope.launch("registerContentObserverForUserAsync-C") {
             registerContentObserverForUserSync(uri, settingsObserver, userHandle)
             registered.run()
         }
@@ -231,13 +229,13 @@
         name: String,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
         registerContentObserverForUserSync(
             getUriFor(name),
             notifyForDescendants,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -252,14 +250,14 @@
         name: String,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserverForUser-C")) {
             registerContentObserverForUserSync(
                 name,
                 notifyForDescendants,
                 settingsObserver,
-                userHandle
+                userHandle,
             )
         }
     }
@@ -275,7 +273,7 @@
         settingsObserver: ContentObserver,
         userHandle: Int,
     ) {
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-F")).launch {
+        settingsScope.launch("registerContentObserverForUserAsync-D") {
             registerContentObserverForUserSync(
                 getUriFor(name),
                 notifyForDescendants,
@@ -291,7 +289,7 @@
         uri: Uri,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
         trace({ "USP#registerObserver#[$uri]" }) {
             getContentResolver()
@@ -299,7 +297,7 @@
                     uri,
                     notifyForDescendants,
                     settingsObserver,
-                    getRealUserHandle(userHandle)
+                    getRealUserHandle(userHandle),
                 )
             Unit
         }
@@ -316,14 +314,14 @@
         uri: Uri,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
-        withContext(backgroundDispatcher) {
+        withContext(settingsDispatcherContext("registerContentObserverForUser-D")) {
             registerContentObserverForUserSync(
                 uri,
                 notifyForDescendants,
                 settingsObserver,
-                getRealUserHandle(userHandle)
+                getRealUserHandle(userHandle),
             )
         }
     }
@@ -339,7 +337,7 @@
         settingsObserver: ContentObserver,
         userHandle: Int,
     ) =
-        CoroutineScope(backgroundDispatcher + newTracingContext("UserSettingsProxy-G")).launch {
+        settingsScope.launch("registerContentObserverForUserAsync-E") {
             registerContentObserverForUserSync(
                 uri,
                 notifyForDescendants,
@@ -385,7 +383,7 @@
         tag: String?,
         makeDefault: Boolean,
         @UserIdInt userHandle: Int,
-        overrideableByRestore: Boolean
+        overrideableByRestore: Boolean,
     ): Boolean
 
     override fun getInt(name: String, default: Int): Int {
diff --git a/packages/SystemUI/res/layout/activity_rear_display_front_screen_on.xml b/packages/SystemUI/res/layout/activity_rear_display_front_screen_on.xml
new file mode 100644
index 0000000..a8d4d2e
--- /dev/null
+++ b/packages/SystemUI/res/layout/activity_rear_display_front_screen_on.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:gravity="center"
+    android:paddingStart="@dimen/dialog_side_padding"
+    android:paddingEnd="@dimen/dialog_side_padding"
+    android:paddingTop="@dimen/dialog_top_padding"
+    android:paddingBottom="@dimen/dialog_bottom_padding">
+
+    <androidx.cardview.widget.CardView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:cardElevation="0dp"
+        app:cardCornerRadius="28dp"
+        app:cardBackgroundColor="@color/rear_display_overlay_animation_background_color">
+
+        <com.android.systemui.reardisplay.RearDisplayEducationLottieViewWrapper
+            android:id="@+id/rear_display_folded_animation"
+            android:importantForAccessibility="no"
+            android:layout_width="@dimen/rear_display_animation_width_opened"
+            android:layout_height="@dimen/rear_display_animation_height_opened"
+            android:layout_gravity="center"
+            android:contentDescription="@string/rear_display_accessibility_unfolded_animation"
+            android:scaleType="fitXY"
+            app:lottie_rawRes="@raw/rear_display_turnaround"
+            app:lottie_autoPlay="true"
+            app:lottie_repeatMode="reverse"/>
+    </androidx.cardview.widget.CardView>
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/rear_display_unfolded_front_screen_on"
+        android:textAppearance="@style/TextAppearance.Dialog.Title"
+        android:lineSpacingExtra="2sp"
+        android:translationY="-1.24sp"
+        android:gravity="center_horizontal" />
+
+    <!-- Buttons -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:layout_marginTop="36dp">
+        <Space
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"/>
+        <TextView
+            android:id="@+id/button_cancel"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="0"
+            android:layout_gravity="start"
+            android:text="@string/cancel"
+            style="@style/Widget.Dialog.Button.BorderButton" />
+    </LinearLayout>
+
+</LinearLayout>
diff --git a/packages/SystemUI/res/layout/hybrid_conversation_notification.xml b/packages/SystemUI/res/layout/hybrid_conversation_notification.xml
index a313833..4b2f45f 100644
--- a/packages/SystemUI/res/layout/hybrid_conversation_notification.xml
+++ b/packages/SystemUI/res/layout/hybrid_conversation_notification.xml
@@ -27,12 +27,13 @@
         android:layout_height="@dimen/conversation_single_line_face_pile_size"
         android:paddingHorizontal="16dp"
     >
-        <ImageView
+        <com.android.internal.widget.CachingIconView
             android:id="@*android:id/conversation_icon"
             android:layout_width="@dimen/conversation_single_line_avatar_size"
             android:layout_height="@dimen/conversation_single_line_avatar_size"
             android:layout_gravity="center_vertical|end"
-        />
+            android:scaleType="centerCrop"
+            />
 
         <ViewStub
             android:id="@*android:id/conversation_face_pile"
diff --git a/packages/SystemUI/res/layout/notification_2025_hybrid.xml b/packages/SystemUI/res/layout/notification_2025_hybrid.xml
new file mode 100644
index 0000000..8c34cd4
--- /dev/null
+++ b/packages/SystemUI/res/layout/notification_2025_hybrid.xml
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+
+<!-- extends LinearLayout -->
+<com.android.systemui.statusbar.notification.row.HybridNotificationView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:gravity="bottom|start"
+    android:paddingStart="@*android:dimen/notification_2025_content_margin_start"
+    android:paddingEnd="12dp">
+    <TextView
+        android:id="@+id/notification_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:textAppearance="@*android:style/TextAppearance.DeviceDefault.Notification.Title"
+        android:paddingEnd="4dp"
+    />
+    <TextView
+        android:id="@+id/notification_text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:paddingEnd="4dp"
+        style="@*android:style/Widget.DeviceDefault.Notification.Text"
+    />
+</com.android.systemui.statusbar.notification.row.HybridNotificationView>
\ No newline at end of file
diff --git a/packages/SystemUI/res/layout/notification_2025_hybrid_conversation.xml b/packages/SystemUI/res/layout/notification_2025_hybrid_conversation.xml
new file mode 100644
index 0000000..ff5d9d3
--- /dev/null
+++ b/packages/SystemUI/res/layout/notification_2025_hybrid_conversation.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<!-- extends LinearLayout -->
+<com.android.systemui.statusbar.notification.row.HybridConversationNotificationView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:gravity="center_vertical|start"
+    android:paddingStart="@*android:dimen/notification_2025_content_margin_start"
+    android:paddingEnd="12dp">
+
+    <FrameLayout
+        android:layout_width="@dimen/notification_2025_single_line_face_pile_size"
+        android:layout_height="@dimen/notification_2025_single_line_face_pile_size"
+        android:layout_marginEnd="8dp"
+    >
+        <ImageView
+            android:id="@*android:id/conversation_icon"
+            android:layout_width="@dimen/notification_2025_single_line_avatar_size"
+            android:layout_height="@dimen/notification_2025_single_line_avatar_size"
+            android:layout_gravity="center_vertical|end"
+        />
+
+        <ViewStub
+            android:id="@*android:id/conversation_face_pile"
+            android:layout="@*android:layout/conversation_face_pile_layout"
+            android:layout_width="@dimen/notification_2025_single_line_face_pile_size"
+            android:layout_height="@dimen/notification_2025_single_line_face_pile_size"
+            android:layout_gravity="center_vertical|end"
+        />
+    </FrameLayout>
+
+    <TextView
+        android:id="@+id/notification_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:paddingEnd="4dp"
+        android:textAppearance="@*android:style/TextAppearance.DeviceDefault.Notification.Title"
+    />
+
+    <TextView
+        android:id="@+id/conversation_notification_sender"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:paddingEnd="4dp"
+        style="@*android:style/Widget.DeviceDefault.Notification.Text"
+    />
+
+    <TextView
+        android:id="@+id/notification_text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:paddingEnd="4dp"
+        style="@*android:style/Widget.DeviceDefault.Notification.Text"
+    />
+</com.android.systemui.statusbar.notification.row.HybridConversationNotificationView>
diff --git a/packages/SystemUI/res/layout/ongoing_activity_chip.xml b/packages/SystemUI/res/layout/ongoing_activity_chip.xml
index d0a1ce8..215e4e4 100644
--- a/packages/SystemUI/res/layout/ongoing_activity_chip.xml
+++ b/packages/SystemUI/res/layout/ongoing_activity_chip.xml
@@ -55,9 +55,14 @@
         />
 
         <!-- Shows generic text. -->
+        <!-- Since there's so little room in the status bar chip area, don't ellipsize the text and
+             instead just fade it out a bit at the end. -->
         <TextView
             android:id="@+id/ongoing_activity_chip_text"
             style="@style/StatusBar.Chip.Text"
+            android:ellipsize="none"
+            android:requiresFadingEdge="horizontal"
+            android:fadingEdgeLength="@dimen/ongoing_activity_chip_text_fading_edge_length"
             android:visibility="gone"
             />
 
diff --git a/packages/SystemUI/res/values-land/dimens.xml b/packages/SystemUI/res/values-land/dimens.xml
index 235015b..70ae5c1 100644
--- a/packages/SystemUI/res/values-land/dimens.xml
+++ b/packages/SystemUI/res/values-land/dimens.xml
@@ -91,7 +91,6 @@
     <dimen name="notification_blocker_channel_list_height">128dp</dimen>
 
     <dimen name="keyguard_indication_margin_bottom">8dp</dimen>
-    <dimen name="lock_icon_margin_bottom">24dp</dimen>
 
     <!-- Keyboard shortcuts helper -->
     <dimen name="ksh_container_horizontal_margin">48dp</dimen>
diff --git a/packages/SystemUI/res/values-sw600dp-land/dimens.xml b/packages/SystemUI/res/values-sw600dp-land/dimens.xml
index 75bee9f..055c3a6 100644
--- a/packages/SystemUI/res/values-sw600dp-land/dimens.xml
+++ b/packages/SystemUI/res/values-sw600dp-land/dimens.xml
@@ -20,7 +20,6 @@
     <!-- keyguard-->
     <dimen name="keyguard_indication_margin_bottom">25dp</dimen>
     <dimen name="ambient_indication_margin_bottom">115dp</dimen>
-    <dimen name="lock_icon_margin_bottom">60dp</dimen>
     <!-- margin from keyguard status bar to clock. For split shade it should be
          keyguard_split_shade_top_margin - status_bar_header_height_keyguard = 8dp -->
     <dimen name="keyguard_clock_top_margin">8dp</dimen>
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index 4954f91..813bb9c 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -788,6 +788,18 @@
     <!-- Size of an avatar shown on one-line (children of a group) conversation notifications -->
     <dimen name="conversation_single_line_avatar_size">24dp</dimen>
 
+    <!-- Size of the face pile shown on one-line (children of a group) conversation notifications
+         (2025 redesign version) -->
+    <dimen name="notification_2025_single_line_face_pile_size">16dp</dimen>
+
+    <!-- Size of the avatars within a face pile shown on one-line (children of a group) conversation
+         notifications (2025 redesign version) -->
+    <dimen name="notification_2025_single_line_face_pile_avatar_size">11dp</dimen>
+
+    <!-- Size of an avatar shown on one-line (children of a group) conversation notifications
+         (2025 redesign version) -->
+    <dimen name="notification_2025_single_line_avatar_size">16dp</dimen>
+
     <!-- Border width for avatars in the face pile shown on one-line (children of a group) conversation notifications -->
     <dimen name="conversation_single_line_face_pile_protection_width">1dp</dimen>
 
@@ -936,7 +948,6 @@
     <dimen name="keyguard_translate_distance_on_swipe_up">-200dp</dimen>
 
     <dimen name="keyguard_indication_margin_bottom">32dp</dimen>
-    <dimen name="lock_icon_margin_bottom">74dp</dimen>
     <dimen name="ambient_indication_margin_bottom">71dp</dimen>
 
 
@@ -1749,6 +1760,7 @@
     <dimen name="ongoing_activity_chip_icon_text_padding">4dp</dimen>
     <!-- The end padding for the timer text view. Only used if an embedded padding icon is used. -->
     <dimen name="ongoing_activity_chip_text_end_padding_for_embedded_padding_icon">6dp</dimen>
+    <dimen name="ongoing_activity_chip_text_fading_edge_length">12dp</dimen>
     <dimen name="ongoing_activity_chip_corner_radius">28dp</dimen>
 
     <!-- Status bar user chip -->
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index b45aadd..c3f4222 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -3214,6 +3214,9 @@
     <!-- Text to display when copying the build number off QS [CHAR LIMIT=NONE]-->
     <string name="build_number_copy_toast">Build number copied to clipboard.</string>
 
+    <!-- Text for accessibility action for copying content to clipboard [CHAR LIMIT=NONE]-->
+    <string name="copy_to_clipboard_a11y_action">copy to clipboard.</string>
+
      <!-- Status for conversation without interaction data [CHAR LIMIT=120] -->
     <string name="basic_status">Open conversation</string>
     <!--Title text for Conversation widget set up screen [CHAR LIMIT=180] -->
@@ -3568,6 +3571,8 @@
     <string name="rear_display_accessibility_folded_animation">Foldable device being unfolded</string>
     <!-- Text for education page content description for unfolded animation. [CHAR_LIMIT=NONE] -->
     <string name="rear_display_accessibility_unfolded_animation">Foldable device being flipped around</string>
+    <!-- Text for a dialog telling the user that the front screen is turned on. [CHAR_LIMIT=NONE] -->
+    <string name="rear_display_unfolded_front_screen_on">Front screen turned on</string>
 
     <!-- QuickSettings: Additional label for the auto-rotation quicksettings tile indicating that the setting corresponds to the folded posture for a foldable device [CHAR LIMIT=32] -->
     <string name="quick_settings_rotation_posture_folded">folded</string>
diff --git a/packages/SystemUI/src/com/android/systemui/development/data/repository/DevelopmentSettingRepository.kt b/packages/SystemUI/src/com/android/systemui/development/data/repository/DevelopmentSettingRepository.kt
new file mode 100644
index 0000000..a8fa979
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/development/data/repository/DevelopmentSettingRepository.kt
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.data.repository
+
+import android.content.pm.UserInfo
+import android.os.Build
+import android.os.UserManager
+import android.provider.Settings
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.dagger.qualifiers.Background
+import com.android.systemui.util.kotlin.emitOnStart
+import com.android.systemui.util.settings.GlobalSettings
+import com.android.systemui.util.settings.SettingsProxyExt.observerFlow
+import javax.inject.Inject
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flowOn
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.withContext
+
+@SysUISingleton
+class DevelopmentSettingRepository
+@Inject
+constructor(
+    private val globalSettings: GlobalSettings,
+    private val userManager: UserManager,
+    @Background private val backgroundDispatcher: CoroutineDispatcher,
+) {
+    private val settingFlow = globalSettings.observerFlow(SETTING)
+
+    /**
+     * Indicates whether development settings is enabled for this user. The conditions are:
+     * * Setting is enabled (defaults to true in eng builds)
+     * * User is an admin
+     * * User is not restricted from Debugging features.
+     */
+    fun isDevelopmentSettingEnabled(userInfo: UserInfo): Flow<Boolean> {
+        return settingFlow
+            .emitOnStart()
+            .map { checkDevelopmentSettingEnabled(userInfo) }
+            .flowOn(backgroundDispatcher)
+    }
+
+    private suspend fun checkDevelopmentSettingEnabled(userInfo: UserInfo): Boolean {
+        val hasUserRestriction =
+            withContext(backgroundDispatcher) {
+                userManager.hasUserRestrictionForUser(
+                    UserManager.DISALLOW_DEBUGGING_FEATURES,
+                    userInfo.userHandle,
+                )
+            }
+        val isSettingEnabled =
+            withContext(backgroundDispatcher) {
+                globalSettings.getInt(SETTING, DEFAULT_ENABLED) != 0
+            }
+        val isAdmin = userInfo.isAdmin
+        return isAdmin && !hasUserRestriction && isSettingEnabled
+    }
+
+    private companion object {
+        val DEFAULT_ENABLED = if (Build.TYPE == "eng") 1 else 0
+
+        const val SETTING = Settings.Global.DEVELOPMENT_SETTINGS_ENABLED
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/development/domain/interactor/BuildNumberInteractor.kt b/packages/SystemUI/src/com/android/systemui/development/domain/interactor/BuildNumberInteractor.kt
new file mode 100644
index 0000000..4d786fe
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/development/domain/interactor/BuildNumberInteractor.kt
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.domain.interactor
+
+import android.content.ClipData
+import android.content.ClipboardManager
+import android.content.res.Resources
+import android.os.Build
+import android.os.UserHandle
+import com.android.internal.R as InternalR
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.dagger.qualifiers.Background
+import com.android.systemui.dagger.qualifiers.Main
+import com.android.systemui.development.data.repository.DevelopmentSettingRepository
+import com.android.systemui.development.shared.model.BuildNumber
+import com.android.systemui.res.R as SystemUIR
+import com.android.systemui.user.data.repository.UserRepository
+import com.android.systemui.user.utils.UserScopedService
+import javax.inject.Inject
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flatMapConcat
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.withContext
+
+@OptIn(ExperimentalCoroutinesApi::class)
+@SysUISingleton
+class BuildNumberInteractor
+@Inject
+constructor(
+    repository: DevelopmentSettingRepository,
+    @Main resources: Resources,
+    private val userRepository: UserRepository,
+    private val clipboardManagerProvider: UserScopedService<ClipboardManager>,
+    @Background private val backgroundDispatcher: CoroutineDispatcher,
+) {
+
+    /**
+     * Build number, or `null` if Development Settings is not enabled for the current user.
+     *
+     * @see DevelopmentSettingRepository.isDevelopmentSettingEnabled
+     */
+    val buildNumber: Flow<BuildNumber?> =
+        userRepository.selectedUserInfo
+            .flatMapConcat { userInfo -> repository.isDevelopmentSettingEnabled(userInfo) }
+            .map { enabled -> buildText.takeIf { enabled } }
+
+    private val buildText =
+        BuildNumber(
+            resources.getString(
+                InternalR.string.bugreport_status,
+                Build.VERSION.RELEASE_OR_CODENAME,
+                Build.ID,
+            )
+        )
+
+    private val clipLabel = resources.getString(SystemUIR.string.build_number_clip_data_label)
+
+    private val currentUserHandle: UserHandle
+        get() = userRepository.getSelectedUserInfo().userHandle
+
+    /**
+     * Copy to the clipboard the build number for the current user.
+     *
+     * This can be performed regardless of the current user having Development Settings enabled
+     */
+    suspend fun copyBuildNumber() {
+        withContext(backgroundDispatcher) {
+            clipboardManagerProvider
+                .forUser(currentUserHandle)
+                .setPrimaryClip(ClipData.newPlainText(clipLabel, buildText.value))
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/development/shared/model/BuildNumber.kt b/packages/SystemUI/src/com/android/systemui/development/shared/model/BuildNumber.kt
new file mode 100644
index 0000000..5bd713f
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/development/shared/model/BuildNumber.kt
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.shared.model
+
+@JvmInline value class BuildNumber(val value: String)
diff --git a/packages/SystemUI/src/com/android/systemui/development/ui/compose/BuildNumber.kt b/packages/SystemUI/src/com/android/systemui/development/ui/compose/BuildNumber.kt
new file mode 100644
index 0000000..72e1ced
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/development/ui/compose/BuildNumber.kt
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.ui.compose
+
+import androidx.compose.foundation.basicMarquee
+import androidx.compose.foundation.focusable
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.wrapContentWidth
+import androidx.compose.material3.Text
+import androidx.compose.material3.minimumInteractiveComponentSize
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.hapticfeedback.HapticFeedbackType
+import androidx.compose.ui.input.pointer.pointerInput
+import androidx.compose.ui.platform.LocalHapticFeedback
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.onLongClick
+import androidx.compose.ui.semantics.semantics
+import com.android.systemui.communal.ui.compose.extensions.detectLongPressGesture
+import com.android.systemui.development.ui.viewmodel.BuildNumberViewModel
+import com.android.systemui.lifecycle.rememberViewModel
+import com.android.systemui.res.R
+
+@Composable
+fun BuildNumber(
+    viewModelFactory: BuildNumberViewModel.Factory,
+    textColor: Color,
+    modifier: Modifier = Modifier,
+) {
+    val viewModel = rememberViewModel(traceName = "BuildNumber") { viewModelFactory.create() }
+
+    val buildNumber = viewModel.buildNumber
+
+    if (buildNumber != null) {
+        val haptics = LocalHapticFeedback.current
+        val copyToClipboardActionLabel = stringResource(id = R.string.copy_to_clipboard_a11y_action)
+
+        Text(
+            text = buildNumber.value,
+            modifier =
+                modifier
+                    .focusable()
+                    .wrapContentWidth()
+                    // Using this instead of combinedClickable because this node should not support
+                    // single click
+                    .pointerInput(Unit) {
+                        detectLongPressGesture {
+                            haptics.performHapticFeedback(HapticFeedbackType.LongPress)
+                            viewModel.onBuildNumberLongPress()
+                        }
+                    }
+                    .semantics {
+                        onLongClick(copyToClipboardActionLabel) {
+                            viewModel.onBuildNumberLongPress()
+                            true
+                        }
+                    }
+                    .basicMarquee(iterations = 1, initialDelayMillis = 2000)
+                    .minimumInteractiveComponentSize(),
+            color = textColor,
+            maxLines = 1,
+        )
+    } else {
+        Spacer(modifier)
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModel.kt b/packages/SystemUI/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModel.kt
new file mode 100644
index 0000000..68c51ea
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModel.kt
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.ui.viewmodel
+
+import androidx.compose.runtime.getValue
+import com.android.systemui.development.domain.interactor.BuildNumberInteractor
+import com.android.systemui.development.shared.model.BuildNumber
+import com.android.systemui.lifecycle.ExclusiveActivatable
+import com.android.systemui.lifecycle.Hydrator
+import dagger.assisted.AssistedFactory
+import dagger.assisted.AssistedInject
+import kotlinx.coroutines.awaitCancellation
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.flow.receiveAsFlow
+import kotlinx.coroutines.launch
+
+/** View model for UI that (optionally) shows the build number and copies it on long press. */
+class BuildNumberViewModel
+@AssistedInject
+constructor(private val buildNumberInteractor: BuildNumberInteractor) : ExclusiveActivatable() {
+
+    private val hydrator = Hydrator("BuildNumberViewModel")
+
+    private val copyRequests = Channel<Unit>()
+
+    val buildNumber: BuildNumber? by
+        hydrator.hydratedStateOf(
+            traceName = "buildNumber",
+            initialValue = null,
+            source = buildNumberInteractor.buildNumber,
+        )
+
+    fun onBuildNumberLongPress() {
+        copyRequests.trySend(Unit)
+    }
+
+    override suspend fun onActivated(): Nothing {
+        coroutineScope {
+            launch { hydrator.activate() }
+            launch {
+                copyRequests.receiveAsFlow().collect { buildNumberInteractor.copyBuildNumber() }
+            }
+            awaitCancellation()
+        }
+    }
+
+    @AssistedFactory
+    interface Factory {
+        fun create(): BuildNumberViewModel
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceEntryInteractor.kt b/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceEntryInteractor.kt
index 1a56541..400d097 100644
--- a/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceEntryInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceEntryInteractor.kt
@@ -16,6 +16,7 @@
 
 package com.android.systemui.deviceentry.domain.interactor
 
+import com.android.app.tracing.coroutines.launchTraced as launch
 import com.android.internal.policy.IKeyguardDismissCallback
 import com.android.systemui.authentication.domain.interactor.AuthenticationInteractor
 import com.android.systemui.authentication.shared.model.AuthenticationMethodModel
@@ -43,7 +44,6 @@
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onStart
 import kotlinx.coroutines.flow.stateIn
-import com.android.app.tracing.coroutines.launchTraced as launch
 
 /**
  * Hosts application business logic related to device entry.
@@ -174,6 +174,14 @@
     }
 
     /**
+     * Whether lockscreen bypass is enabled. When enabled, the lockscreen will be automatically
+     * dismissed once the authentication challenge is completed. For example, completing a biometric
+     * authentication challenge via face unlock or fingerprint sensor can automatically bypass the
+     * lockscreen.
+     */
+    val isBypassEnabled: StateFlow<Boolean> = repository.isBypassEnabled
+
+    /**
      * Attempt to enter the device and dismiss the lockscreen. If authentication is required to
      * unlock the device it will transition to bouncer.
      *
@@ -238,11 +246,8 @@
         isLockscreenEnabled()
     }
 
-    /**
-     * Whether lockscreen bypass is enabled. When enabled, the lockscreen will be automatically
-     * dismissed once the authentication challenge is completed. For example, completing a biometric
-     * authentication challenge via face unlock or fingerprint sensor can automatically bypass the
-     * lockscreen.
-     */
-    val isBypassEnabled: StateFlow<Boolean> = repository.isBypassEnabled
+    /** Locks the device instantly. */
+    fun lockNow() {
+        deviceUnlockedInteractor.lockNow()
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractor.kt b/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractor.kt
index 35eed5e..7d684ca 100644
--- a/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/deviceentry/domain/interactor/DeviceUnlockedInteractor.kt
@@ -43,6 +43,7 @@
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.awaitCancellation
+import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.Flow
@@ -57,6 +58,7 @@
 import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.merge
+import kotlinx.coroutines.flow.receiveAsFlow
 import kotlinx.coroutines.launch
 
 @OptIn(ExperimentalCoroutinesApi::class)
@@ -178,6 +180,8 @@
     val deviceUnlockStatus: StateFlow<DeviceUnlockStatus> =
         repository.deviceUnlockStatus.asStateFlow()
 
+    private val lockNowRequests = Channel<Unit>()
+
     override suspend fun onActivated(): Nothing {
         authenticationInteractor.authenticationMethod.collectLatest { authMethod ->
             if (!authMethod.isSecure) {
@@ -196,6 +200,11 @@
         awaitCancellation()
     }
 
+    /** Locks the device instantly. */
+    fun lockNow() {
+        lockNowRequests.trySend(Unit)
+    }
+
     private suspend fun handleLockAndUnlockEvents() {
         try {
             Log.d(TAG, "started watching for lock and unlock events")
@@ -225,10 +234,12 @@
                     .map { (isAsleep, lastSleepReason) ->
                         if (isAsleep) {
                             if (
-                                lastSleepReason == WakeSleepReason.POWER_BUTTON &&
+                                (lastSleepReason == WakeSleepReason.POWER_BUTTON) &&
                                     authenticationInteractor.getPowerButtonInstantlyLocks()
                             ) {
                                 LockImmediately("locked instantly from power button")
+                            } else if (lastSleepReason == WakeSleepReason.SLEEP_BUTTON) {
+                                LockImmediately("locked instantly from sleep button")
                             } else {
                                 LockWithDelay("entering sleep")
                             }
@@ -256,6 +267,7 @@
                         emptyFlow()
                     }
                 },
+                lockNowRequests.receiveAsFlow().map { LockImmediately("lockNow") },
             )
             .collectLatest(::onLockEvent)
     }
diff --git a/packages/SystemUI/src/com/android/systemui/display/DisplayModule.kt b/packages/SystemUI/src/com/android/systemui/display/DisplayModule.kt
index 589dbf9..e862525 100644
--- a/packages/SystemUI/src/com/android/systemui/display/DisplayModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/display/DisplayModule.kt
@@ -30,6 +30,8 @@
 import com.android.systemui.display.data.repository.FocusedDisplayRepositoryImpl
 import com.android.systemui.display.domain.interactor.ConnectedDisplayInteractor
 import com.android.systemui.display.domain.interactor.ConnectedDisplayInteractorImpl
+import com.android.systemui.display.domain.interactor.RearDisplayStateInteractor
+import com.android.systemui.display.domain.interactor.RearDisplayStateInteractorImpl
 import com.android.systemui.statusbar.core.StatusBarConnectedDisplays
 import dagger.Binds
 import dagger.Lazy
@@ -46,6 +48,11 @@
         provider: ConnectedDisplayInteractorImpl
     ): ConnectedDisplayInteractor
 
+    @Binds
+    fun bindRearDisplayStateInteractor(
+        provider: RearDisplayStateInteractorImpl
+    ): RearDisplayStateInteractor
+
     @Binds fun bindsDisplayRepository(displayRepository: DisplayRepositoryImpl): DisplayRepository
 
     @Binds
diff --git a/packages/SystemUI/src/com/android/systemui/display/data/repository/DeviceStateRepository.kt b/packages/SystemUI/src/com/android/systemui/display/data/repository/DeviceStateRepository.kt
index 1da5351..29044d0 100644
--- a/packages/SystemUI/src/com/android/systemui/display/data/repository/DeviceStateRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/display/data/repository/DeviceStateRepository.kt
@@ -20,6 +20,7 @@
 import android.hardware.devicestate.DeviceState as PlatformDeviceState
 import android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_DUAL_DISPLAY_INTERNAL_DEFAULT
 import android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_REAR_DISPLAY
+import android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_REAR_DISPLAY_OUTER_DEFAULT
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_HALF_OPEN
@@ -49,6 +50,15 @@
         UNFOLDED,
         /** Device state that corresponds to the device being in rear display mode */
         REAR_DISPLAY,
+        /**
+         * Device state that corresponds to the device being in rear display mode with the inner
+         * display showing a system-provided affordance to cancel the mode.
+         *
+         * TODO(b/371095273): This state will be removed after the RDM_V2 flag lifecycle is complete
+         *   at which point the REAR_DISPLAY state will be the will be the new and only rear display
+         *   mode.
+         */
+        REAR_DISPLAY_OUTER_DEFAULT,
         /** Device state in that corresponds to the device being in concurrent display mode */
         CONCURRENT_DISPLAY,
         /** Device state in none of the other arrays. */
@@ -62,7 +72,7 @@
     val context: Context,
     val deviceStateManager: DeviceStateManager,
     @Background bgScope: CoroutineScope,
-    @Background executor: Executor
+    @Background executor: Executor,
 ) : DeviceStateRepository {
 
     override val state: StateFlow<DeviceState> =
@@ -105,6 +115,12 @@
      */
     private fun PlatformDeviceState.toDeviceStateEnum(): DeviceState {
         return when {
+            hasProperties(
+                PROPERTY_FEATURE_REAR_DISPLAY,
+                PROPERTY_FEATURE_REAR_DISPLAY_OUTER_DEFAULT,
+            ) -> {
+                DeviceState.REAR_DISPLAY_OUTER_DEFAULT
+            }
             hasProperty(PROPERTY_FEATURE_REAR_DISPLAY) -> DeviceState.REAR_DISPLAY
             hasProperty(PROPERTY_FEATURE_DUAL_DISPLAY_INTERNAL_DEFAULT) -> {
                 DeviceState.CONCURRENT_DISPLAY
@@ -112,7 +128,7 @@
             hasProperty(PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY) -> DeviceState.FOLDED
             hasProperties(
                 PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY,
-                PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_HALF_OPEN
+                PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_HALF_OPEN,
             ) -> DeviceState.HALF_FOLDED
             hasProperty(PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY) -> {
                 DeviceState.UNFOLDED
diff --git a/packages/SystemUI/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractor.kt b/packages/SystemUI/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractor.kt
new file mode 100644
index 0000000..b743377
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/display/domain/interactor/RearDisplayStateInteractor.kt
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.display.domain.interactor
+
+import android.view.Display
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.dagger.qualifiers.Background
+import com.android.systemui.display.data.repository.DeviceStateRepository
+import com.android.systemui.display.data.repository.DisplayRepository
+import javax.inject.Inject
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.combineTransform
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.flowOn
+
+/** Provides information about the status of Rear Display Mode. */
+interface RearDisplayStateInteractor {
+
+    /** A flow notifying the subscriber of Rear Display state changes */
+    val state: Flow<State>
+
+    sealed class State {
+        /** Indicates that the rear display is disabled */
+        data object Disabled : State()
+
+        /**
+         * Indicates that the device is in Rear Display Mode, and that the inner display is ready to
+         * show a system-provided affordance allowing the user to cancel out of the Rear Display
+         * Mode.
+         */
+        data class Enabled(val innerDisplay: Display) : State()
+    }
+}
+
+@SysUISingleton
+class RearDisplayStateInteractorImpl
+@Inject
+constructor(
+    displayRepository: DisplayRepository,
+    deviceStateRepository: DeviceStateRepository,
+    @Background backgroundCoroutineDispatcher: CoroutineDispatcher,
+) : RearDisplayStateInteractor {
+
+    override val state: Flow<RearDisplayStateInteractor.State> =
+        deviceStateRepository.state
+            .combineTransform(displayRepository.displays) { state, displays ->
+                val innerDisplay = displays.find { it.flags and Display.FLAG_REAR != 0 }
+
+                if (state != DeviceStateRepository.DeviceState.REAR_DISPLAY_OUTER_DEFAULT) {
+                    emit(RearDisplayStateInteractor.State.Disabled)
+                } else if (innerDisplay != null) {
+                    emit(RearDisplayStateInteractor.State.Enabled(innerDisplay))
+                }
+            }
+            .distinctUntilChanged()
+            .flowOn(backgroundCoroutineDispatcher)
+}
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ShortcutHelperModule.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ShortcutHelperModule.kt
index 7b3380a..1af7340 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ShortcutHelperModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ShortcutHelperModule.kt
@@ -18,6 +18,9 @@
 
 import com.android.systemui.CoreStartable
 import com.android.systemui.Flags.keyboardShortcutHelperRewrite
+import com.android.systemui.keyboard.shortcut.data.repository.CustomShortcutCategoriesRepository
+import com.android.systemui.keyboard.shortcut.data.repository.DefaultShortcutCategoriesRepository
+import com.android.systemui.keyboard.shortcut.data.repository.ShortcutCategoriesRepository
 import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperStateRepository
 import com.android.systemui.keyboard.shortcut.data.source.AppCategoriesShortcutsSource
 import com.android.systemui.keyboard.shortcut.data.source.CurrentAppShortcutsSource
@@ -27,6 +30,8 @@
 import com.android.systemui.keyboard.shortcut.data.source.SystemShortcutsSource
 import com.android.systemui.keyboard.shortcut.qualifiers.AppCategoriesShortcuts
 import com.android.systemui.keyboard.shortcut.qualifiers.CurrentAppShortcuts
+import com.android.systemui.keyboard.shortcut.qualifiers.CustomShortcutCategories
+import com.android.systemui.keyboard.shortcut.qualifiers.DefaultShortcutCategories
 import com.android.systemui.keyboard.shortcut.qualifiers.InputShortcuts
 import com.android.systemui.keyboard.shortcut.qualifiers.MultitaskingShortcuts
 import com.android.systemui.keyboard.shortcut.qualifiers.SystemShortcuts
@@ -63,6 +68,18 @@
         impl: AppCategoriesShortcutsSource
     ): KeyboardShortcutGroupsSource
 
+    @Binds
+    @DefaultShortcutCategories
+    fun defaultShortcutCategoriesRepository(
+        impl: DefaultShortcutCategoriesRepository
+    ): ShortcutCategoriesRepository
+
+    @Binds
+    @CustomShortcutCategories
+    fun customShortcutCategoriesRepository(
+        impl: CustomShortcutCategoriesRepository
+    ): ShortcutCategoriesRepository
+
     companion object {
         @Provides
         @IntoMap
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepository.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepository.kt
index ec1d358..da5590a 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/CustomShortcutCategoriesRepository.kt
@@ -23,19 +23,24 @@
 import android.hardware.input.InputManager
 import android.hardware.input.InputSettings
 import android.hardware.input.KeyGestureEvent
+import com.android.systemui.Flags.shortcutHelperKeyGlyph
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.keyboard.shortcut.data.model.InternalKeyboardShortcutGroup
 import com.android.systemui.keyboard.shortcut.data.model.InternalKeyboardShortcutInfo
+import com.android.systemui.keyboard.shortcut.shared.model.KeyCombination
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutHelperState.Active
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutKey
 import com.android.systemui.settings.UserTracker
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.withContext
@@ -60,6 +65,8 @@
     private val inputManager: InputManager
         get() = userContext.getSystemService(INPUT_SERVICE) as InputManager
 
+    private val _selectedKeyCombination = MutableStateFlow<KeyCombination?>(null)
+
     private val activeInputDevice =
         stateRepository.state.map {
             if (it is Active) {
@@ -69,6 +76,41 @@
             }
         }
 
+    val pressedKeys =
+        _selectedKeyCombination
+            .combine(activeInputDevice) { keyCombination, inputDevice ->
+                if (inputDevice == null || keyCombination == null) {
+                    return@combine emptyList()
+                } else {
+                    val keyGlyphMap =
+                        if (shortcutHelperKeyGlyph()) {
+                            inputManager.getKeyGlyphMap(inputDevice.id)
+                        } else null
+                    val modifiers =
+                        shortcutCategoriesUtils.toShortcutModifierKeys(
+                            keyCombination.modifiers,
+                            keyGlyphMap,
+                        )
+                    val triggerKey =
+                        keyCombination.keyCode?.let {
+                            shortcutCategoriesUtils.toShortcutKey(
+                                keyGlyphMap,
+                                inputDevice.keyCharacterMap,
+                                keyCode = it,
+                            )
+                        }
+                    val keys = mutableListOf<ShortcutKey>()
+                    modifiers?.let { keys += it }
+                    triggerKey?.let { keys += it }
+                    return@combine keys
+                }
+            }
+            .stateIn(
+                scope = backgroundScope,
+                started = SharingStarted.Lazily,
+                initialValue = emptyList(),
+            )
+
     override val categories: Flow<List<ShortcutCategory>> =
         activeInputDevice
             .map { inputDevice ->
@@ -104,6 +146,10 @@
                 started = SharingStarted.Lazily,
             )
 
+    fun updateUserKeyCombination(keyCombination: KeyCombination?) {
+        _selectedKeyCombination.value = keyCombination
+    }
+
     private fun toInternalGroupSources(
         inputGestures: List<InputGestureData>
     ): List<InternalGroupsSource> {
@@ -148,7 +194,7 @@
     private fun fetchGroupLabelByGestureType(
         @KeyGestureEvent.KeyGestureType keyGestureType: Int
     ): String? {
-        InputGestures.gestureToInternalKeyboardShortcutGroupLabelMap[keyGestureType]?.let {
+        InputGestures.gestureToInternalKeyboardShortcutGroupLabelResIdMap[keyGestureType]?.let {
             return context.getString(it)
         } ?: return null
     }
@@ -156,7 +202,7 @@
     private fun fetchShortcutInfoLabelByGestureType(
         @KeyGestureEvent.KeyGestureType keyGestureType: Int
     ): String? {
-        InputGestures.gestureToInternalKeyboardShortcutInfoLabelMap[keyGestureType]?.let {
+        InputGestures.gestureToInternalKeyboardShortcutInfoLabelResIdMap[keyGestureType]?.let {
             return context.getString(it)
         } ?: return null
     }
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/InputGestures.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/InputGestures.kt
index 90be988..7bb294d 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/InputGestures.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/InputGestures.kt
@@ -81,7 +81,7 @@
             KEY_GESTURE_TYPE_LAUNCH_DEFAULT_MESSAGING to AppCategories,
         )
 
-    val gestureToInternalKeyboardShortcutGroupLabelMap =
+    val gestureToInternalKeyboardShortcutGroupLabelResIdMap =
         mapOf(
             // System Category
             KEY_GESTURE_TYPE_HOME to R.string.shortcut_helper_category_system_controls,
@@ -129,7 +129,7 @@
                 R.string.keyboard_shortcut_group_applications,
         )
 
-    val gestureToInternalKeyboardShortcutInfoLabelMap =
+    val gestureToInternalKeyboardShortcutInfoLabelResIdMap =
         mapOf(
             // System Category
             KEY_GESTURE_TYPE_HOME to R.string.group_system_access_home_screen,
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutCategoriesUtils.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutCategoriesUtils.kt
index 899fd15..3988d1f1 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutCategoriesUtils.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutCategoriesUtils.kt
@@ -24,6 +24,7 @@
 import android.view.InputDevice
 import android.view.KeyCharacterMap
 import android.view.KeyEvent
+import android.view.KeyEvent.META_META_ON
 import com.android.systemui.Flags.shortcutHelperKeyGlyph
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.keyboard.shortcut.data.model.InternalKeyboardShortcutGroup
@@ -92,7 +93,7 @@
                 }
                 .filter { it.shortcuts.isNotEmpty() }
         return if (subCategories.isEmpty()) {
-            Log.wtf(TAG, "Empty sub categories after converting $shortcutGroups")
+            Log.w(TAG, "Empty sub categories after converting $shortcutGroups")
             null
         } else {
             ShortcutCategory(type, subCategories)
@@ -161,7 +162,7 @@
         }
         if (remainingModifiers != 0) {
             // There is a remaining modifier we don't support
-            Log.wtf(TAG, "Unsupported modifiers remaining: $remainingModifiers")
+            Log.w(TAG, "Unsupported modifiers remaining: $remainingModifiers")
             return null
         }
         if (info.keycode != 0 || info.baseCharacter > Char.MIN_VALUE) {
@@ -170,21 +171,32 @@
                     ?: return null
         }
         if (keys.isEmpty()) {
-            Log.wtf(TAG, "No keys for $info")
+            Log.w(TAG, "No keys for $info")
             return null
         }
         return ShortcutCommand(keys = keys, isCustom = info.isCustomShortcut)
     }
 
+    fun toShortcutModifierKeys(modifiers: Int, keyGlyphMap: KeyGlyphMap?): List<ShortcutKey>? {
+        val keys: MutableList<ShortcutKey> = mutableListOf()
+        var remainingModifiers = modifiers
+        SUPPORTED_MODIFIERS.forEach { supportedModifier ->
+            if ((supportedModifier and remainingModifiers) != 0) {
+                keys += toShortcutModifierKey(keyGlyphMap, supportedModifier) ?: return null
+                remainingModifiers = remainingModifiers and supportedModifier.inv()
+            }
+        }
+        return keys
+    }
+
     private fun toShortcutModifierKey(keyGlyphMap: KeyGlyphMap?, modifierMask: Int): ShortcutKey? {
         val modifierDrawable = keyGlyphMap?.getDrawableForModifierState(context, modifierMask)
         if (modifierDrawable != null) {
             return ShortcutKey.Icon.DrawableIcon(drawable = modifierDrawable)
         }
 
-        val iconResId = ShortcutHelperKeys.keyIcons[modifierMask]
-        if (iconResId != null) {
-            return ShortcutKey.Icon.ResIdIcon(iconResId)
+        if (modifierMask == META_META_ON) {
+            return ShortcutKey.Icon.ResIdIcon(ShortcutHelperKeys.metaModifierIconResId)
         }
 
         val modifierLabel = ShortcutHelperKeys.modifierLabels[modifierMask]
@@ -195,7 +207,7 @@
         return null
     }
 
-    private fun toShortcutKey(
+    fun toShortcutKey(
         keyGlyphMap: KeyGlyphMap?,
         keyCharacterMap: KeyCharacterMap,
         keyCode: Int,
@@ -222,7 +234,7 @@
         if (displayLabelCharacter.code != 0) {
             return ShortcutKey.Text(displayLabelCharacter.toString())
         }
-        Log.wtf(TAG, "Couldn't find label or icon for key: $keyCode")
+        Log.w(TAG, "Couldn't find label or icon for key: $keyCode")
         return null
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperKeys.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperKeys.kt
index 288efa2..e47b33f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperKeys.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperKeys.kt
@@ -116,9 +116,10 @@
 
 object ShortcutHelperKeys {
 
+    val metaModifierIconResId = R.drawable.ic_ksh_key_meta
+
     val keyIcons =
         mapOf(
-            META_META_ON to R.drawable.ic_ksh_key_meta,
             KEYCODE_BACK to R.drawable.ic_arrow_back_2,
             KEYCODE_HOME to R.drawable.ic_radio_button_unchecked,
             KEYCODE_RECENT_APPS to R.drawable.ic_check_box_outline_blank,
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutCustomizationInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutCustomizationInteractor.kt
index 85d2214..aad55dc 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutCustomizationInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutCustomizationInteractor.kt
@@ -16,13 +16,22 @@
 
 package com.android.systemui.keyboard.shortcut.domain.interactor
 
-import android.view.KeyEvent.META_META_ON
+import com.android.systemui.keyboard.shortcut.data.repository.CustomShortcutCategoriesRepository
 import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperKeys
+import com.android.systemui.keyboard.shortcut.shared.model.KeyCombination
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutKey
 import javax.inject.Inject
 
-class ShortcutCustomizationInteractor @Inject constructor() {
+class ShortcutCustomizationInteractor
+@Inject
+constructor(private val customShortcutRepository: CustomShortcutCategoriesRepository) {
+    val pressedKeys = customShortcutRepository.pressedKeys
+
+    fun updateUserSelectedKeyCombination(keyCombination: KeyCombination?) {
+        customShortcutRepository.updateUserKeyCombination(keyCombination)
+    }
+
     fun getDefaultCustomShortcutModifierKey(): ShortcutKey.Icon.ResIdIcon {
-        return ShortcutKey.Icon.ResIdIcon(ShortcutHelperKeys.keyIcons[META_META_ON]!!)
+        return ShortcutKey.Icon.ResIdIcon(ShortcutHelperKeys.metaModifierIconResId)
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
index 39fc27d..0381eae 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
@@ -16,37 +16,66 @@
 
 package com.android.systemui.keyboard.shortcut.domain.interactor
 
+import com.android.systemui.Flags.keyboardShortcutHelperShortcutCustomizer
 import com.android.systemui.dagger.SysUISingleton
-import com.android.systemui.keyboard.shortcut.data.repository.DefaultShortcutCategoriesRepository
+import com.android.systemui.keyboard.shortcut.data.repository.ShortcutCategoriesRepository
+import com.android.systemui.keyboard.shortcut.qualifiers.CustomShortcutCategories
+import com.android.systemui.keyboard.shortcut.qualifiers.DefaultShortcutCategories
 import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutSubCategory
+import dagger.Lazy
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.flowOf
 
 @SysUISingleton
 class ShortcutHelperCategoriesInteractor
 @Inject
-constructor(categoriesRepository: DefaultShortcutCategoriesRepository) {
-
+constructor(
+    @DefaultShortcutCategories defaultCategoriesRepository: ShortcutCategoriesRepository,
+    @CustomShortcutCategories customCategoriesRepositoryLazy: Lazy<ShortcutCategoriesRepository>,
+) {
     val shortcutCategories: Flow<List<ShortcutCategory>> =
-        categoriesRepository.categories.map { categories ->
-            categories.map { category -> groupSubCategoriesInCategory(category) }
+        defaultCategoriesRepository.categories.combine(
+            if (keyboardShortcutHelperShortcutCustomizer()) {
+                customCategoriesRepositoryLazy.get().categories
+            } else {
+                flowOf(emptyList())
+            }
+        ) { defaultShortcutCategories, customShortcutCategories ->
+            groupCategories(defaultShortcutCategories + customShortcutCategories)
         }
 
-    private fun groupSubCategoriesInCategory(shortcutCategory: ShortcutCategory): ShortcutCategory {
-        val subCategoriesWithGroupedShortcuts =
-            shortcutCategory.subCategories.map {
-                ShortcutSubCategory(
-                    label = it.label,
-                    shortcuts = groupShortcutsInSubcategory(it.shortcuts),
+    private fun groupCategories(
+        shortcutCategories: List<ShortcutCategory>
+    ): List<ShortcutCategory> {
+        return shortcutCategories
+            .groupBy { it.type }
+            .entries
+            .map { (categoryType, groupedCategories) ->
+                ShortcutCategory(
+                    type = categoryType,
+                    subCategories =
+                        groupSubCategories(groupedCategories.flatMap { it.subCategories }),
                 )
             }
-        return ShortcutCategory(
-            type = shortcutCategory.type,
-            subCategories = subCategoriesWithGroupedShortcuts,
-        )
+    }
+
+    private fun groupSubCategories(
+        subCategories: List<ShortcutSubCategory>
+    ): List<ShortcutSubCategory> {
+        return subCategories
+            .groupBy { it.label }
+            .entries
+            .map { (label, groupedSubcategories) ->
+                ShortcutSubCategory(
+                    label = label,
+                    shortcuts =
+                        groupShortcutsInSubcategory(groupedSubcategories.flatMap { it.shortcuts }),
+                )
+            }
     }
 
     private fun groupShortcutsInSubcategory(shortcuts: List<Shortcut>) =
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/CustomShortcutCategories.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/CustomShortcutCategories.kt
new file mode 100644
index 0000000..8acb9ee
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/CustomShortcutCategories.kt
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.keyboard.shortcut.qualifiers
+
+import javax.inject.Qualifier
+
+@Qualifier annotation class CustomShortcutCategories
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/DefaultShortcutCategories.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/DefaultShortcutCategories.kt
new file mode 100644
index 0000000..f94e10d
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/qualifiers/DefaultShortcutCategories.kt
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.keyboard.shortcut.qualifiers
+
+import javax.inject.Qualifier
+
+@Qualifier annotation class DefaultShortcutCategories
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/KeyCombination.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/KeyCombination.kt
new file mode 100644
index 0000000..5e4031b
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/KeyCombination.kt
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.keyboard.shortcut.shared.model
+
+data class KeyCombination(val modifiers: Int, val keyCode: Int?)
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/composable/ShortcutHelper.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/composable/ShortcutHelper.kt
index 3666de4..b6b5d17 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/composable/ShortcutHelper.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/composable/ShortcutHelper.kt
@@ -96,6 +96,7 @@
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.semantics.Role
+import androidx.compose.ui.semantics.isTraversalGroup
 import androidx.compose.ui.semantics.role
 import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.text.SpanStyle
@@ -400,7 +401,7 @@
         Row(Modifier.fillMaxWidth()) {
             StartSidePanel(
                 onSearchQueryChanged = onSearchQueryChanged,
-                modifier = Modifier.width(240.dp),
+                modifier = Modifier.width(240.dp).semantics { isTraversalGroup = true },
                 categories = categories,
                 onKeyboardSettingsClicked = onKeyboardSettingsClicked,
                 selectedCategory = selectedCategoryType,
@@ -409,7 +410,7 @@
             Spacer(modifier = Modifier.width(24.dp))
             EndSidePanel(
                 searchQuery,
-                Modifier.fillMaxSize().padding(top = 8.dp),
+                Modifier.fillMaxSize().padding(top = 8.dp).semantics { isTraversalGroup = true },
                 selectedCategory,
                 isCustomizing = isCustomizing,
                 onCustomizationRequested = onCustomizationRequested,
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModel.kt
index 912bfe9..08fd0af8 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModel.kt
@@ -123,7 +123,7 @@
                         userContext.packageManager.getApplicationIcon(type.packageName)
                     IconSource(painter = DrawablePainter(drawable = iconDrawable))
                 } catch (e: NameNotFoundException) {
-                    Log.wtf(
+                    Log.w(
                         "ShortcutHelperViewModel",
                         "Package not found when retrieving icon for ${type.packageName}",
                     )
@@ -153,7 +153,7 @@
                 packageManagerForUser.getApplicationInfo(type.packageName, /* flags= */ 0)
             return packageManagerForUser.getApplicationLabel(currentAppInfo).toString()
         } catch (e: NameNotFoundException) {
-            Log.wtf(
+            Log.w(
                 "ShortcutHelperViewModel",
                 "Package Not found when retrieving Label for ${type.packageName}",
             )
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardService.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardService.java
index 32c2bc7..7097c1d 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardService.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardService.java
@@ -662,7 +662,9 @@
             trace("doKeyguardTimeout");
             checkPermission();
 
-            if (KeyguardWmStateRefactor.isEnabled()) {
+            if (SceneContainerFlag.isEnabled()) {
+                mDeviceEntryInteractorLazy.get().lockNow();
+            } else if (KeyguardWmStateRefactor.isEnabled()) {
                 mKeyguardLockWhileAwakeInteractor.onKeyguardServiceDoKeyguardTimeout(options);
             }
 
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultDeviceEntrySection.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultDeviceEntrySection.kt
index b51bb7b..aa7eb29 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultDeviceEntrySection.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultDeviceEntrySection.kt
@@ -28,6 +28,7 @@
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.constraintlayout.widget.ConstraintSet
 import com.android.systemui.biometrics.AuthController
+import com.android.systemui.customization.R as customR
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.flags.FeatureFlags
 import com.android.systemui.flags.Flags
@@ -115,7 +116,7 @@
 
         val scaleFactor: Float = authController.scaleFactor
         val mBottomPaddingPx =
-            context.resources.getDimensionPixelSize(R.dimen.lock_icon_margin_bottom)
+            context.resources.getDimensionPixelSize(customR.dimen.lock_icon_margin_bottom)
         val bounds = windowManager.currentWindowMetrics.bounds
         var widthPixels = bounds.right.toFloat()
         if (featureFlags.isEnabled(Flags.LOCKSCREEN_ENABLE_LANDSCAPE)) {
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSection.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSection.kt
index 7ad2ec5..d54d411 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSection.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/SmartspaceSection.kt
@@ -124,7 +124,7 @@
                 ConstraintSet.START,
                 ConstraintSet.PARENT_ID,
                 ConstraintSet.START,
-                horizontalPaddingStart
+                horizontalPaddingStart,
             )
 
             // migrate addSmartspaceView from KeyguardClockSwitchController
@@ -135,15 +135,15 @@
                 ConstraintSet.START,
                 ConstraintSet.PARENT_ID,
                 ConstraintSet.START,
-                horizontalPaddingStart
+                horizontalPaddingStart,
             )
             connect(
                 sharedR.id.bc_smartspace_view,
                 ConstraintSet.END,
-                if (keyguardClockViewModel.clockShouldBeCentered.value) ConstraintSet.PARENT_ID
-                else R.id.split_shade_guideline,
+                if (keyguardSmartspaceViewModel.isShadeLayoutWide.value) R.id.split_shade_guideline
+                else ConstraintSet.PARENT_ID,
                 ConstraintSet.END,
-                horizontalPaddingEnd
+                horizontalPaddingEnd,
             )
 
             if (keyguardClockViewModel.hasCustomWeatherDataDisplay.value) {
@@ -152,7 +152,7 @@
                     sharedR.id.date_smartspace_view,
                     ConstraintSet.BOTTOM,
                     sharedR.id.bc_smartspace_view,
-                    ConstraintSet.TOP
+                    ConstraintSet.TOP,
                 )
             } else {
                 clear(sharedR.id.date_smartspace_view, ConstraintSet.BOTTOM)
@@ -160,13 +160,13 @@
                     sharedR.id.date_smartspace_view,
                     ConstraintSet.TOP,
                     customR.id.lockscreen_clock_view,
-                    ConstraintSet.BOTTOM
+                    ConstraintSet.BOTTOM,
                 )
                 connect(
                     sharedR.id.bc_smartspace_view,
                     ConstraintSet.TOP,
                     sharedR.id.date_smartspace_view,
-                    ConstraintSet.BOTTOM
+                    ConstraintSet.BOTTOM,
                 )
             }
 
@@ -174,10 +174,7 @@
                 R.id.smart_space_barrier_bottom,
                 Barrier.BOTTOM,
                 0,
-                *intArrayOf(
-                    sharedR.id.bc_smartspace_view,
-                    sharedR.id.date_smartspace_view,
-                )
+                *intArrayOf(sharedR.id.bc_smartspace_view, sharedR.id.date_smartspace_view),
             )
         }
         updateVisibility(constraintSet)
@@ -212,7 +209,7 @@
             setVisibility(sharedR.id.weather_smartspace_view, weatherVisibility)
             setAlpha(
                 sharedR.id.weather_smartspace_view,
-                if (weatherVisibility == View.VISIBLE) 1f else 0f
+                if (weatherVisibility == View.VISIBLE) 1f else 0f,
             )
             val dateVisibility =
                 if (keyguardClockViewModel.hasCustomWeatherDataDisplay.value) ConstraintSet.GONE
@@ -220,7 +217,7 @@
             setVisibility(sharedR.id.date_smartspace_view, dateVisibility)
             setAlpha(
                 sharedR.id.date_smartspace_view,
-                if (dateVisibility == ConstraintSet.VISIBLE) 1f else 0f
+                if (dateVisibility == ConstraintSet.VISIBLE) 1f else 0f,
             )
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
index de0927e..3266dc4 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
@@ -22,6 +22,7 @@
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.keyguard.domain.interactor.KeyguardSmartspaceInteractor
 import com.android.systemui.res.R
+import com.android.systemui.shade.domain.interactor.ShadeInteractor
 import com.android.systemui.statusbar.lockscreen.LockscreenSmartspaceController
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
@@ -39,6 +40,7 @@
     smartspaceController: LockscreenSmartspaceController,
     keyguardClockViewModel: KeyguardClockViewModel,
     smartspaceInteractor: KeyguardSmartspaceInteractor,
+    shadeInteractor: ShadeInteractor,
 ) {
     /** Whether the smartspace section is available in the build. */
     val isSmartspaceEnabled: Boolean = smartspaceController.isEnabled
@@ -89,6 +91,8 @@
     /* trigger clock and smartspace constraints change when smartspace appears */
     val bcSmartspaceVisibility: StateFlow<Int> = smartspaceInteractor.bcSmartspaceVisibility
 
+    val isShadeLayoutWide: StateFlow<Boolean> = shadeInteractor.isShadeLayoutWide
+
     companion object {
         fun getSmartspaceStartMargin(context: Context): Int {
             return context.resources.getDimensionPixelSize(R.dimen.below_clock_padding_start) +
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/INoteTaskBubblesService.aidl b/packages/SystemUI/src/com/android/systemui/notetask/INoteTaskBubblesService.aidl
index 3e947d9..7803f22 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/INoteTaskBubblesService.aidl
+++ b/packages/SystemUI/src/com/android/systemui/notetask/INoteTaskBubblesService.aidl
@@ -16,6 +16,7 @@
 
 package com.android.systemui.notetask;
 
+import com.android.systemui.notetask.NoteTaskBubbleExpandBehavior;
 import android.content.Intent;
 import android.graphics.drawable.Icon;
 import android.os.UserHandle;
@@ -25,5 +26,6 @@
 
     boolean areBubblesAvailable();
 
-    void showOrHideAppBubble(in Intent intent, in UserHandle userHandle, in Icon icon);
+    void showOrHideAppBubble(in Intent intent, in UserHandle userHandle, in Icon icon,
+     in NoteTaskBubbleExpandBehavior bubbleExpandBehavior);
 }
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.aidl b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.aidl
new file mode 100644
index 0000000..86a06a5
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.aidl
@@ -0,0 +1,3 @@
+package com.android.systemui.notetask;
+
+parcelable NoteTaskBubbleExpandBehavior;
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.kt
new file mode 100644
index 0000000..63b38a1
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubbleExpandBehavior.kt
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.notetask
+
+import android.os.Parcel
+import android.os.Parcelable
+
+enum class NoteTaskBubbleExpandBehavior : Parcelable {
+    /**
+     * The default bubble expand behavior for note task bubble: The bubble will collapse if there is
+     * already an expanded bubble, The bubble will expand if there is a collapsed bubble.
+     */
+    DEFAULT,
+    /**
+     * The special bubble expand behavior for note task bubble: The bubble will stay expanded, not
+     * collapse, if there is already an expanded bubble, The bubble will expand if there is a
+     * collapsed bubble.
+     */
+    KEEP_IF_EXPANDED;
+
+    override fun describeContents(): Int {
+        return 0
+    }
+
+    override fun writeToParcel(dest: Parcel, flags: Int) {
+        dest.writeString(name)
+    }
+
+    companion object CREATOR : Parcelable.Creator<NoteTaskBubbleExpandBehavior> {
+        override fun createFromParcel(parcel: Parcel?): NoteTaskBubbleExpandBehavior {
+            return parcel?.readString()?.let { valueOf(it) } ?: DEFAULT
+        }
+
+        override fun newArray(size: Int) = arrayOfNulls<NoteTaskBubbleExpandBehavior>(size)
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubblesController.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubblesController.kt
index ec205f8..169285f 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubblesController.kt
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskBubblesController.kt
@@ -27,6 +27,7 @@
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.log.DebugLogger.debugLog
+import com.android.wm.shell.bubbles.Bubble
 import com.android.wm.shell.bubbles.Bubbles
 import java.util.Optional
 import javax.inject.Inject
@@ -48,7 +49,7 @@
 @Inject
 constructor(
     @Application private val context: Context,
-    @Background private val bgDispatcher: CoroutineDispatcher
+    @Background private val bgDispatcher: CoroutineDispatcher,
 ) {
 
     private val serviceConnector: ServiceConnector<INoteTaskBubblesService> =
@@ -57,7 +58,7 @@
             Intent(context, NoteTaskBubblesService::class.java),
             Context.BIND_AUTO_CREATE or Context.BIND_WAIVE_PRIORITY or Context.BIND_NOT_VISIBLE,
             UserHandle.USER_SYSTEM,
-            INoteTaskBubblesService.Stub::asInterface
+            INoteTaskBubblesService.Stub::asInterface,
         )
 
     /** Returns whether notes app bubble is supported. */
@@ -79,11 +80,12 @@
     open suspend fun showOrHideAppBubble(
         intent: Intent,
         userHandle: UserHandle,
-        icon: Icon
+        icon: Icon,
+        bubbleExpandBehavior: NoteTaskBubbleExpandBehavior,
     ) {
         withContext(bgDispatcher) {
             serviceConnector
-                .post { it.showOrHideAppBubble(intent, userHandle, icon) }
+                .post { it.showOrHideAppBubble(intent, userHandle, icon, bubbleExpandBehavior) }
                 .whenComplete { _, error ->
                     if (error != null) {
                         debugLog(error = error) {
@@ -120,16 +122,28 @@
                 override fun showOrHideAppBubble(
                     intent: Intent,
                     userHandle: UserHandle,
-                    icon: Icon
+                    icon: Icon,
+                    bubbleExpandBehavior: NoteTaskBubbleExpandBehavior,
                 ) {
                     mOptionalBubbles.ifPresentOrElse(
-                        { bubbles -> bubbles.showOrHideAppBubble(intent, userHandle, icon) },
+                        { bubbles ->
+                            if (
+                                bubbleExpandBehavior ==
+                                    NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED &&
+                                    bubbles.isBubbleExpanded(
+                                        Bubble.getAppBubbleKeyForApp(intent.`package`, userHandle)
+                                    )
+                            ) {
+                                return@ifPresentOrElse
+                            }
+                            bubbles.showOrHideAppBubble(intent, userHandle, icon)
+                        },
                         {
                             debugLog {
                                 "Failed to show or hide bubble for intent $intent," +
                                     "user $user, and icon $icon as bubble is empty."
                             }
-                        }
+                        },
                     )
                 }
             }
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskController.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskController.kt
index 1fa5baa..a615963 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskController.kt
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskController.kt
@@ -84,7 +84,7 @@
     private val userTracker: UserTracker,
     private val secureSettings: SecureSettings,
     @Application private val applicationScope: CoroutineScope,
-    @Background private val bgCoroutineContext: CoroutineContext
+    @Background private val bgCoroutineContext: CoroutineContext,
 ) {
 
     @VisibleForTesting val infoReference = AtomicReference<NoteTaskInfo?>()
@@ -98,7 +98,7 @@
         if (key != Bubble.getAppBubbleKeyForApp(info.packageName, info.user)) return
 
         // Safe guard mechanism, this callback should only be called for app bubbles.
-        if (info.launchMode != NoteTaskLaunchMode.AppBubble) return
+        if (info.launchMode !is NoteTaskLaunchMode.AppBubble) return
 
         if (isExpanding) {
             debugLog { "onBubbleExpandChanged - expanding: $info" }
@@ -117,10 +117,8 @@
             } else {
                 getUserForHandlingNotesTaking(entryPoint)
             }
-        activityContext.startActivityAsUser(
-            createNotesRoleHolderSettingsIntent(),
-            user
-        )
+
+        activityContext.startActivityAsUser(createNotesRoleHolderSettingsIntent(), user)
     }
 
     /**
@@ -140,8 +138,7 @@
                 entryPoint == QUICK_AFFORDANCE -> {
                 userTracker.userProfiles
                     .firstOrNull { userManager.isManagedProfile(it.id) }
-                    ?.userHandle
-                    ?: userTracker.userHandle
+                    ?.userHandle ?: userTracker.userHandle
             }
             // On work profile devices, SysUI always run in the main user.
             else -> userTracker.userHandle
@@ -158,19 +155,14 @@
      *
      * That will let users open other apps in full screen, and take contextual notes.
      */
-    fun showNoteTask(
-        entryPoint: NoteTaskEntryPoint,
-    ) {
+    fun showNoteTask(entryPoint: NoteTaskEntryPoint) {
         if (!isEnabled) return
 
         showNoteTaskAsUser(entryPoint, getUserForHandlingNotesTaking(entryPoint))
     }
 
     /** A variant of [showNoteTask] which launches note task in the given [user]. */
-    fun showNoteTaskAsUser(
-        entryPoint: NoteTaskEntryPoint,
-        user: UserHandle,
-    ) {
+    fun showNoteTaskAsUser(entryPoint: NoteTaskEntryPoint, user: UserHandle) {
         if (!isEnabled) return
 
         applicationScope.launch("$TAG#showNoteTaskAsUser") {
@@ -178,10 +170,7 @@
         }
     }
 
-    private suspend fun awaitShowNoteTaskAsUser(
-        entryPoint: NoteTaskEntryPoint,
-        user: UserHandle,
-    ) {
+    private suspend fun awaitShowNoteTaskAsUser(entryPoint: NoteTaskEntryPoint, user: UserHandle) {
         if (!isEnabled) return
 
         if (!noteTaskBubblesController.areBubblesAvailable()) {
@@ -222,7 +211,13 @@
                     val intent = createNoteTaskIntent(info)
                     val icon =
                         Icon.createWithResource(context, R.drawable.ic_note_task_shortcut_widget)
-                    noteTaskBubblesController.showOrHideAppBubble(intent, user, icon)
+                    noteTaskBubblesController.showOrHideAppBubble(
+                        intent,
+                        user,
+                        icon,
+                        info.launchMode.bubbleExpandBehavior,
+                    )
+
                     // App bubble logging happens on `onBubbleExpandChanged`.
                     debugLog { "onShowNoteTask - opened as app bubble: $info" }
                 }
@@ -399,8 +394,8 @@
         const val EXTRA_SHORTCUT_BADGE_OVERRIDE_PACKAGE = "extra_shortcut_badge_override_package"
 
         /** Returns notes role holder settings intent. */
-        fun createNotesRoleHolderSettingsIntent() = Intent(Intent.ACTION_MANAGE_DEFAULT_APP).
-            putExtra(Intent.EXTRA_ROLE_NAME, ROLE_NOTES)
+        fun createNotesRoleHolderSettingsIntent() =
+            Intent(Intent.ACTION_MANAGE_DEFAULT_APP).putExtra(Intent.EXTRA_ROLE_NAME, ROLE_NOTES)
     }
 }
 
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskInfo.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskInfo.kt
index 269eb87..8319e07 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskInfo.kt
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskInfo.kt
@@ -31,6 +31,10 @@
         if (isKeyguardLocked || entryPoint == WIDGET_PICKER_SHORTCUT_IN_MULTI_WINDOW_MODE) {
             NoteTaskLaunchMode.Activity
         } else {
-            NoteTaskLaunchMode.AppBubble
+            if (entryPoint == NoteTaskEntryPoint.QS_NOTES_TILE) {
+                NoteTaskLaunchMode.AppBubble(NoteTaskBubbleExpandBehavior.KEEP_IF_EXPANDED)
+            } else {
+                NoteTaskLaunchMode.AppBubble(NoteTaskBubbleExpandBehavior.DEFAULT)
+            }
         }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskLaunchMode.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskLaunchMode.kt
index 836e103f..6c85f20 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskLaunchMode.kt
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskLaunchMode.kt
@@ -26,7 +26,8 @@
 sealed class NoteTaskLaunchMode {
 
     /** @see Bubbles.showOrHideAppBubble */
-    object AppBubble : NoteTaskLaunchMode()
+    data class AppBubble(val bubbleExpandBehavior: NoteTaskBubbleExpandBehavior) :
+        NoteTaskLaunchMode()
 
     /** @see Context.startActivity */
     object Activity : NoteTaskLaunchMode()
diff --git a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskModule.kt b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskModule.kt
index a1c5c9c..5d54656 100644
--- a/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/notetask/NoteTaskModule.kt
@@ -41,6 +41,7 @@
 import com.android.systemui.qs.tiles.viewmodel.QSTileConfig
 import com.android.systemui.qs.tiles.viewmodel.QSTileUIConfig
 import com.android.systemui.qs.tiles.viewmodel.QSTileViewModel
+import com.android.systemui.qs.tiles.viewmodel.StubQSTileViewModel
 import com.android.systemui.res.R
 import dagger.Binds
 import dagger.Module
@@ -106,12 +107,14 @@
             stateInteractor: NotesTileDataInteractor,
             userActionInteractor: NotesTileUserActionInteractor,
         ): QSTileViewModel =
-            factory.create(
-                TileSpec.create(NOTES_TILE_SPEC),
-                userActionInteractor,
-                stateInteractor,
-                mapper,
-            )
+            if (com.android.systemui.Flags.qsNewTilesFuture())
+                factory.create(
+                    TileSpec.create(NOTES_TILE_SPEC),
+                    userActionInteractor,
+                    stateInteractor,
+                    mapper,
+                )
+            else StubQSTileViewModel
 
         @Provides
         @IntoMap
@@ -120,10 +123,10 @@
             QSTileConfig(
                 tileSpec = TileSpec.create(NOTES_TILE_SPEC),
                 uiConfig =
-                QSTileUIConfig.Resource(
-                    iconRes = R.drawable.ic_qs_notes,
-                    labelRes = R.string.quick_settings_notes_label,
-                ),
+                    QSTileUIConfig.Resource(
+                        iconRes = R.drawable.ic_qs_notes,
+                        labelRes = R.string.quick_settings_notes_label,
+                    ),
                 instanceId = uiEventLogger.getNewInstanceId(),
                 category = TileCategory.UTILITIES,
             )
diff --git a/packages/SystemUI/src/com/android/systemui/power/shared/model/WakeSleepReason.kt b/packages/SystemUI/src/com/android/systemui/power/shared/model/WakeSleepReason.kt
index 776a8f4..c57b53b 100644
--- a/packages/SystemUI/src/com/android/systemui/power/shared/model/WakeSleepReason.kt
+++ b/packages/SystemUI/src/com/android/systemui/power/shared/model/WakeSleepReason.kt
@@ -26,6 +26,9 @@
     /** The physical power button was pressed to wake up or sleep the device. */
     POWER_BUTTON(isTouch = false, PowerManager.WAKE_REASON_POWER_BUTTON),
 
+    /** The sleep button was pressed to sleep the device. */
+    SLEEP_BUTTON(isTouch = false, PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON),
+
     /** The user has tapped or double tapped to wake the screen. */
     TAP(isTouch = true, PowerManager.WAKE_REASON_TAP),
 
@@ -78,6 +81,7 @@
         fun fromPowerManagerSleepReason(reason: Int): WakeSleepReason {
             return when (reason) {
                 PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON -> POWER_BUTTON
+                PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON -> SLEEP_BUTTON
                 PowerManager.GO_TO_SLEEP_REASON_TIMEOUT -> TIMEOUT
                 PowerManager.GO_TO_SLEEP_REASON_DEVICE_FOLD -> FOLD
                 else -> OTHER
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSHostAdapter.kt b/packages/SystemUI/src/com/android/systemui/qs/QSHostAdapter.kt
index 8b06942..0d464f5 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSHostAdapter.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSHostAdapter.kt
@@ -28,6 +28,7 @@
 import com.android.systemui.qs.pipeline.domain.interactor.CurrentTilesInteractor
 import com.android.systemui.qs.pipeline.shared.QSPipelineFlagsRepository
 import com.android.systemui.qs.pipeline.shared.TileSpec
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
@@ -48,7 +49,7 @@
 @Inject
 constructor(
     private val interactor: CurrentTilesInteractor,
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     private val tileServiceRequestControllerBuilder: TileServiceRequestController.Builder,
     @Application private val scope: CoroutineScope,
     dumpManager: DumpManager,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanelControllerBase.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanelControllerBase.java
index 85bcc25..afb852a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanelControllerBase.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanelControllerBase.java
@@ -50,6 +50,7 @@
 import kotlin.Unit;
 import kotlin.jvm.functions.Function1;
 
+import kotlinx.coroutines.DisposableHandle;
 import kotlinx.coroutines.flow.StateFlow;
 
 import java.io.PrintWriter;
@@ -107,6 +108,8 @@
         setLayoutForMediaInScene();
     };
 
+    private DisposableHandle mJavaAdapterDisposableHandle;
+
     private boolean mLastListening;
 
     @VisibleForTesting
@@ -221,6 +224,9 @@
             mView.removeTile(record);
         }
         mRecords.clear();
+        if (mJavaAdapterDisposableHandle != null) {
+            mJavaAdapterDisposableHandle.dispose();
+        }
     }
 
     @Override
@@ -255,7 +261,7 @@
     }
 
     private void registerForMediaInteractorChanges() {
-        JavaAdapterKt.collectFlow(
+        mJavaAdapterDisposableHandle = JavaAdapterKt.collectFlow(
                 mView,
                 getMediaVisibleFlow(),
                 mMediaOrRecommendationVisibleConsumer
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSSecurityFooterUtils.java b/packages/SystemUI/src/com/android/systemui/qs/QSSecurityFooterUtils.java
index d38f849..88f0318 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSSecurityFooterUtils.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSSecurityFooterUtils.java
@@ -87,6 +87,7 @@
 import com.android.systemui.res.R;
 import com.android.systemui.security.data.model.SecurityModel;
 import com.android.systemui.settings.UserTracker;
+import com.android.systemui.shade.ShadeDisplayAware;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 import com.android.systemui.statusbar.policy.SecurityController;
 
@@ -177,7 +178,7 @@
 
     @Inject
     QSSecurityFooterUtils(
-            @Application Context context, DevicePolicyManager devicePolicyManager,
+            @ShadeDisplayAware Context context, DevicePolicyManager devicePolicyManager,
             UserTracker userTracker, @Main Handler mainHandler, ActivityStarter activityStarter,
             SecurityController securityController, @Background Looper bgLooper,
             DialogTransitionAnimator dialogTransitionAnimator) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/composefragment/dagger/QSFragmentComposeModule.kt b/packages/SystemUI/src/com/android/systemui/qs/composefragment/dagger/QSFragmentComposeModule.kt
index 676f6a4..2ec7292 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/composefragment/dagger/QSFragmentComposeModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/composefragment/dagger/QSFragmentComposeModule.kt
@@ -20,6 +20,7 @@
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.qs.flags.QSComposeFragment
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.util.Utils
 import dagger.Module
 import dagger.Provides
@@ -34,7 +35,7 @@
         @Provides
         @SysUISingleton
         @Named(QS_USING_MEDIA_PLAYER)
-        fun providesUsingMedia(@Application context: Context): Boolean {
+        fun providesUsingMedia(@ShadeDisplayAware context: Context): Boolean {
             return QSComposeFragment.isEnabled && Utils.useQsMediaPlayer(context)
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java b/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
index 89f85ab..15e3499 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
@@ -43,6 +43,7 @@
 import com.android.systemui.qs.tileimpl.QSTileImpl.DrawableIcon;
 import com.android.systemui.res.R;
 import com.android.systemui.settings.UserTracker;
+import com.android.systemui.shade.ShadeDisplayAware;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -69,7 +70,7 @@
 
     @Inject
     public TileQueryHelper(
-            Context context,
+            @ShadeDisplayAware Context context,
             UserTracker userTracker,
             @Main Executor mainExecutor,
             @Background Executor bgExecutor
diff --git a/packages/SystemUI/src/com/android/systemui/qs/footer/ui/viewmodel/FooterActionsViewModel.kt b/packages/SystemUI/src/com/android/systemui/qs/footer/ui/viewmodel/FooterActionsViewModel.kt
index 564bc78..8ef6375 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/footer/ui/viewmodel/FooterActionsViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/footer/ui/viewmodel/FooterActionsViewModel.kt
@@ -37,6 +37,7 @@
 import com.android.systemui.qs.footer.domain.interactor.FooterActionsInteractor
 import com.android.systemui.qs.footer.domain.model.SecurityButtonConfig
 import com.android.systemui.res.R
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.util.icuMessageFormat
 import javax.inject.Inject
 import javax.inject.Named
@@ -112,7 +113,7 @@
     class Factory
     @Inject
     constructor(
-        @Application private val context: Context,
+        @ShadeDisplayAware  private val context: Context,
         private val falsingManager: FalsingManager,
         private val footerActionsInteractor: FooterActionsInteractor,
         private val globalActionsDialogLiteProvider: Provider<GlobalActionsDialogLite>,
@@ -175,7 +176,7 @@
 }
 
 fun FooterActionsViewModel(
-    @Application appContext: Context,
+    @ShadeDisplayAware appContext: Context,
     footerActionsInteractor: FooterActionsInteractor,
     falsingManager: FalsingManager,
     globalActionsDialogLite: GlobalActionsDialogLite,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PaginatedGridLayout.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PaginatedGridLayout.kt
index 4e094cc..789fdeb 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PaginatedGridLayout.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PaginatedGridLayout.kt
@@ -16,12 +16,17 @@
 
 package com.android.systemui.qs.panels.ui.compose
 
-import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Arrangement.spacedBy
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.requiredHeight
+import androidx.compose.foundation.layout.wrapContentSize
+import androidx.compose.foundation.layout.wrapContentWidth
 import androidx.compose.foundation.pager.HorizontalPager
+import androidx.compose.foundation.pager.PagerState
 import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.foundation.shape.CornerSize
 import androidx.compose.foundation.shape.RoundedCornerShape
@@ -39,16 +44,17 @@
 import androidx.compose.runtime.snapshotFlow
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import com.android.compose.animation.scene.SceneScope
 import com.android.compose.modifiers.padding
 import com.android.systemui.compose.modifiers.sysuiResTag
+import com.android.systemui.development.ui.compose.BuildNumber
+import com.android.systemui.development.ui.viewmodel.BuildNumberViewModel
 import com.android.systemui.lifecycle.rememberViewModel
 import com.android.systemui.qs.panels.dagger.PaginatedBaseLayoutType
-import com.android.systemui.qs.panels.ui.compose.PaginatedGridLayout.Dimensions.FooterHeight
-import com.android.systemui.qs.panels.ui.compose.PaginatedGridLayout.Dimensions.InterPageSpacing
+import com.android.systemui.qs.panels.ui.compose.Dimensions.FooterHeight
+import com.android.systemui.qs.panels.ui.compose.Dimensions.InterPageSpacing
 import com.android.systemui.qs.panels.ui.viewmodel.PaginatedGridViewModel
 import com.android.systemui.qs.panels.ui.viewmodel.TileViewModel
 import com.android.systemui.qs.ui.compose.borderOnFocus
@@ -121,38 +127,78 @@
                     TileGrid(tiles = page, modifier = Modifier, editModeStart = {})
                 }
             }
-            // Use requiredHeight so it won't be squished if the view doesn't quite fit. As this is
-            // expected to be inside a scrollable container, this should not be an issue.
-            Box(modifier = Modifier.requiredHeight(FooterHeight).fillMaxWidth()) {
-                PagerDots(
-                    pagerState = pagerState,
-                    activeColor = MaterialTheme.colorScheme.primary,
-                    nonActiveColor = MaterialTheme.colorScheme.surfaceVariant,
-                    modifier = Modifier.align(Alignment.Center),
-                )
-                CompositionLocalProvider(value = LocalContentColor provides Color.White) {
-                    IconButton(
-                        onClick = editModeStart,
-                        shape = RoundedCornerShape(CornerSize(28.dp)),
-                        modifier =
-                            Modifier.align(Alignment.CenterEnd)
-                                .borderOnFocus(
-                                    color = MaterialTheme.colorScheme.secondary,
-                                    cornerSize = CornerSize(FooterHeight / 2),
-                                ),
-                    ) {
-                        Icon(
-                            imageVector = Icons.Default.Edit,
-                            contentDescription = stringResource(id = R.string.qs_edit),
+            FooterBar(
+                buildNumberViewModelFactory = viewModel.buildNumberViewModelFactory,
+                pagerState = pagerState,
+                editModeStart = editModeStart,
+            )
+        }
+    }
+}
+
+private object Dimensions {
+    val FooterHeight = 48.dp
+    val InterPageSpacing = 16.dp
+}
+
+@Composable
+private fun FooterBar(
+    buildNumberViewModelFactory: BuildNumberViewModel.Factory,
+    pagerState: PagerState,
+    editModeStart: () -> Unit,
+) {
+    // Use requiredHeight so it won't be squished if the view doesn't quite fit. As this is
+    // expected to be inside a scrollable container, this should not be an issue.
+    // Also, we construct the layout this way to do the following:
+    // * PagerDots is centered in the row, taking as much space as it needs.
+    // * On the start side, we place the BuildNumber, taking as much space as it needs, but
+    //   constrained by the available space left over after PagerDots
+    // * On the end side, we place the edit mode button, with the same constraints as for
+    //   BuildNumber (but it will usually fit, as it's just a square button).
+    Row(
+        modifier = Modifier.requiredHeight(FooterHeight).fillMaxWidth(),
+        verticalAlignment = Alignment.CenterVertically,
+        horizontalArrangement = spacedBy(8.dp),
+    ) {
+        Row(Modifier.weight(1f)) {
+            BuildNumber(
+                viewModelFactory = buildNumberViewModelFactory,
+                textColor = MaterialTheme.colorScheme.onSurface,
+                modifier =
+                    Modifier.borderOnFocus(
+                            color = MaterialTheme.colorScheme.secondary,
+                            cornerSize = CornerSize(1.dp),
                         )
-                    }
+                        .wrapContentSize(),
+            )
+            Spacer(modifier = Modifier.weight(1f))
+        }
+        PagerDots(
+            pagerState = pagerState,
+            activeColor = MaterialTheme.colorScheme.primary,
+            nonActiveColor = MaterialTheme.colorScheme.surfaceVariant,
+            modifier = Modifier.wrapContentWidth(),
+        )
+        Row(Modifier.weight(1f)) {
+            Spacer(modifier = Modifier.weight(1f))
+            CompositionLocalProvider(
+                value = LocalContentColor provides MaterialTheme.colorScheme.onSurface
+            ) {
+                IconButton(
+                    onClick = editModeStart,
+                    shape = RoundedCornerShape(CornerSize(28.dp)),
+                    modifier =
+                        Modifier.borderOnFocus(
+                            color = MaterialTheme.colorScheme.secondary,
+                            cornerSize = CornerSize(FooterHeight / 2),
+                        ),
+                ) {
+                    Icon(
+                        imageVector = Icons.Default.Edit,
+                        contentDescription = stringResource(id = R.string.qs_edit),
+                    )
                 }
             }
         }
     }
-
-    private object Dimensions {
-        val FooterHeight = 48.dp
-        val InterPageSpacing = 16.dp
-    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditModeViewModel.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditModeViewModel.kt
index 4e34e73..faab696 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditModeViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditModeViewModel.kt
@@ -56,7 +56,7 @@
     private val tilesAvailabilityInteractor: TilesAvailabilityInteractor,
     private val minTilesInteractor: MinimumTilesInteractor,
     @ShadeDisplayAware private val configurationInteractor: ConfigurationInteractor,
-    @Application private val applicationContext: Context,
+    @ShadeDisplayAware  private val context: Context,
     @Named("Default") private val defaultGridLayout: GridLayout,
     @Application private val applicationScope: CoroutineScope,
     gridLayoutTypeInteractor: GridLayoutTypeInteractor,
@@ -140,7 +140,7 @@
                     .combine(configurationInteractor.onAnyConfigurationChange.emitOnStart()) {
                         tiles,
                         _ ->
-                        tiles.fastMap { it.load(applicationContext) }
+                        tiles.fastMap { it.load(context) }
                     }
             } else {
                 emptyFlow()
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModel.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModel.kt
index e5607eb..bff330b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModel.kt
@@ -17,6 +17,7 @@
 package com.android.systemui.qs.panels.ui.viewmodel
 
 import androidx.compose.runtime.getValue
+import com.android.systemui.development.ui.viewmodel.BuildNumberViewModel
 import com.android.systemui.lifecycle.ExclusiveActivatable
 import com.android.systemui.lifecycle.Hydrator
 import com.android.systemui.media.controls.ui.controller.MediaHierarchyManager.Companion.LOCATION_QS
@@ -34,6 +35,7 @@
     columnsWithMediaViewModelFactory: QSColumnsViewModel.Factory,
     paginatedGridInteractor: PaginatedGridInteractor,
     inFirstPageViewModel: InFirstPageViewModel,
+    val buildNumberViewModelFactory: BuildNumberViewModel.Factory,
 ) : IconTilesViewModel by iconTilesViewModel, ExclusiveActivatable() {
 
     private val hydrator = Hydrator("PaginatedGridViewModel")
diff --git a/packages/SystemUI/src/com/android/systemui/qs/pipeline/data/repository/InstalledTilesComponentRepository.kt b/packages/SystemUI/src/com/android/systemui/qs/pipeline/data/repository/InstalledTilesComponentRepository.kt
index c5b2737..41cdefd 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/pipeline/data/repository/InstalledTilesComponentRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/pipeline/data/repository/InstalledTilesComponentRepository.kt
@@ -30,8 +30,8 @@
 import com.android.systemui.common.data.repository.PackageChangeRepository
 import com.android.systemui.common.shared.model.PackageChangeModel
 import com.android.systemui.dagger.SysUISingleton
-import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.dagger.qualifiers.Background
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.util.kotlin.isComponentActuallyEnabled
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
@@ -54,7 +54,7 @@
 class InstalledTilesComponentRepositoryImpl
 @Inject
 constructor(
-    @Application private val applicationContext: Context,
+    @ShadeDisplayAware private val context: Context,
     @Background private val backgroundScope: CoroutineScope,
     private val packageChangeRepository: PackageChangeRepository
 ) : InstalledTilesComponentRepository {
@@ -77,10 +77,10 @@
              * context.
              */
             val packageManager =
-                if (applicationContext.userId == userId) {
-                    applicationContext.packageManager
+                if (context.userId == userId) {
+                    context.packageManager
                 } else {
-                    applicationContext
+                    context
                         .createContextAsUser(
                             UserHandle.of(userId),
                             /* flags */ 0,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/pipeline/domain/autoaddable/NightDisplayAutoAddable.kt b/packages/SystemUI/src/com/android/systemui/qs/pipeline/domain/autoaddable/NightDisplayAutoAddable.kt
index 31ea734..e9c91ca 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/pipeline/domain/autoaddable/NightDisplayAutoAddable.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/pipeline/domain/autoaddable/NightDisplayAutoAddable.kt
@@ -27,6 +27,7 @@
 import com.android.systemui.qs.pipeline.domain.model.AutoAddable
 import com.android.systemui.qs.pipeline.shared.TileSpec
 import com.android.systemui.qs.tiles.NightDisplayTile
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.flow.Flow
@@ -42,7 +43,7 @@
 @Inject
 constructor(
     private val nightDisplayListenerBuilder: NightDisplayListenerModule.Builder,
-    context: Context,
+    @ShadeDisplayAware context: Context,
 ) : AutoAddable {
 
     private val enabled = ColorDisplayManager.isNightDisplayAvailable(context)
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserDetailView.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserDetailView.java
index 6b654be..fed8b60 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserDetailView.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserDetailView.java
@@ -39,6 +39,7 @@
 import com.android.systemui.qs.QSUserSwitcherEvent;
 import com.android.systemui.qs.user.UserSwitchDialogController;
 import com.android.systemui.res.R;
+import com.android.systemui.shade.ShadeDisplayAware;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 import com.android.systemui.statusbar.policy.BaseUserSwitcherAdapter;
 import com.android.systemui.statusbar.policy.UserSwitcherController;
@@ -95,7 +96,7 @@
         }
 
         @Inject
-        public Adapter(Context context, UserSwitcherController controller,
+        public Adapter(@ShadeDisplayAware Context context, UserSwitcherController controller,
                 UiEventLogger uiEventLogger, FalsingManager falsingManager) {
             super(controller);
             mContext = context;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/base/interactor/DisabledByPolicyInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/base/interactor/DisabledByPolicyInteractor.kt
index 87b89ea..4577527 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/base/interactor/DisabledByPolicyInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/base/interactor/DisabledByPolicyInteractor.kt
@@ -27,6 +27,7 @@
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.plugins.ActivityStarter
 import com.android.systemui.qs.tiles.base.interactor.DisabledByPolicyInteractor.PolicyResult
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.withContext
@@ -70,7 +71,7 @@
 class DisabledByPolicyInteractorImpl
 @Inject
 constructor(
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     private val activityStarter: ActivityStarter,
     private val restrictedLockProxy: RestrictedLockProxy,
     @Background private val backgroundDispatcher: CoroutineDispatcher,
@@ -105,7 +106,7 @@
 
 /** Mockable proxy for [RestrictedLockUtilsInternal] static methods. */
 @VisibleForTesting
-class RestrictedLockProxy @Inject constructor(private val context: Context) {
+class RestrictedLockProxy @Inject constructor(@ShadeDisplayAware private val context: Context) {
 
     @WorkerThread
     fun hasBaseUserRestriction(userId: Int, userRestriction: String?): Boolean =
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/di/QSTilesModule.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/di/QSTilesModule.kt
index b766ee0..222fa3e 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/di/QSTilesModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/di/QSTilesModule.kt
@@ -28,6 +28,7 @@
 import com.android.systemui.qs.tiles.viewmodel.QSTileConfigProvider
 import com.android.systemui.qs.tiles.viewmodel.QSTileConfigProviderImpl
 import com.android.systemui.qs.tiles.viewmodel.QSTileViewModel
+import com.android.systemui.shade.ShadeDisplayAware
 import dagger.Binds
 import dagger.Module
 import dagger.Provides
@@ -66,6 +67,6 @@
 
     companion object {
 
-        @Provides fun provideTilesTheme(context: Context): Theme = context.theme
+        @Provides fun provideTilesTheme(@ShadeDisplayAware context: Context): Theme = context.theme
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogController.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogController.java
index 8f6c4e7..244f024 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogController.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogController.java
@@ -87,6 +87,7 @@
 import com.android.systemui.flags.Flags;
 import com.android.systemui.plugins.ActivityStarter;
 import com.android.systemui.res.R;
+import com.android.systemui.shade.ShadeDisplayAware;
 import com.android.systemui.statusbar.connectivity.AccessPointController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
 import com.android.systemui.statusbar.policy.LocationController;
@@ -240,7 +241,7 @@
     }
 
     @Inject
-    public InternetDialogController(@NonNull Context context, UiEventLogger uiEventLogger,
+    public InternetDialogController(@ShadeDisplayAware Context context, UiEventLogger uiEventLogger,
             ActivityStarter starter, AccessPointController accessPointController,
             SubscriptionManager subscriptionManager, TelephonyManager telephonyManager,
             @Nullable WifiManager wifiManager, ConnectivityManager connectivityManager,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogDelegate.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogDelegate.java
index 89b9eee..0ab533b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogDelegate.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/dialog/InternetDialogDelegate.java
@@ -71,6 +71,7 @@
 import com.android.systemui.dagger.qualifiers.Background;
 import com.android.systemui.dagger.qualifiers.Main;
 import com.android.systemui.res.R;
+import com.android.systemui.shade.ShadeDisplayAware;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
 import com.android.wifitrackerlib.WifiEntry;
@@ -190,7 +191,7 @@
 
     @AssistedInject
     public InternetDialogDelegate(
-            Context context,
+            @ShadeDisplayAware Context context,
             InternetDialogManager internetDialogManager,
             InternetDialogController internetDialogController,
             @Assisted(CAN_CONFIG_MOBILE_DATA) boolean canConfigMobileData,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTileDefaultsRepository.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTileDefaultsRepository.kt
index 1546ec2..32fb1d1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTileDefaultsRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTileDefaultsRepository.kt
@@ -26,6 +26,7 @@
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.qs.tiles.impl.custom.data.entity.CustomTileDefaults
 import com.android.systemui.qs.tiles.impl.di.QSTileScope
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
@@ -68,7 +69,7 @@
 class CustomTileDefaultsRepositoryImpl
 @Inject
 constructor(
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     @Application applicationScope: CoroutineScope,
     @Background private val backgroundDispatcher: CoroutineDispatcher,
 ) : CustomTileDefaultsRepository {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTilePackageUpdatesRepository.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTilePackageUpdatesRepository.kt
index 0ebd6f2..cd4938f 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTilePackageUpdatesRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/data/repository/CustomTilePackageUpdatesRepository.kt
@@ -28,6 +28,7 @@
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.qs.pipeline.shared.TileSpec
 import com.android.systemui.qs.tiles.impl.di.QSTileScope
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
 import kotlinx.coroutines.CoroutineScope
@@ -51,7 +52,7 @@
 @Inject
 constructor(
     private val tileSpec: TileSpec.CustomTileSpec,
-    @Application private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     @QSTileScope private val tileScope: CoroutineScope,
     @Background private val backgroundCoroutineContext: CoroutineContext,
 ) : CustomTilePackageUpdatesRepository {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/CustomTileMapper.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/CustomTileMapper.kt
index 60aa4ea..c446865 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/CustomTileMapper.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/CustomTileMapper.kt
@@ -30,12 +30,16 @@
 import com.android.systemui.qs.tiles.impl.custom.domain.entity.CustomTileDataModel
 import com.android.systemui.qs.tiles.viewmodel.QSTileConfig
 import com.android.systemui.qs.tiles.viewmodel.QSTileState
+import com.android.systemui.shade.ShadeDisplayAware
 import javax.inject.Inject
 
 @SysUISingleton
 class CustomTileMapper
 @Inject
-constructor(private val context: Context, private val uriGrantsManager: IUriGrantsManager) :
+constructor(
+    @ShadeDisplayAware private val context: Context,
+    private val uriGrantsManager: IUriGrantsManager
+) :
     QSTileDataToStateMapper<CustomTileDataModel> {
 
     override fun map(config: QSTileConfig, data: CustomTileDataModel): QSTileState {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/interactor/CustomTileUserActionInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/interactor/CustomTileUserActionInteractor.kt
index af2bb9d..1153b5c 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/interactor/CustomTileUserActionInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/custom/domain/interactor/CustomTileUserActionInteractor.kt
@@ -42,6 +42,7 @@
 import com.android.systemui.qs.tiles.impl.di.QSTileScope
 import com.android.systemui.qs.tiles.viewmodel.QSTileUserAction
 import com.android.systemui.settings.DisplayTracker
+import com.android.systemui.shade.ShadeDisplayAware
 import java.util.concurrent.atomic.AtomicReference
 import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
@@ -51,7 +52,7 @@
 class CustomTileUserActionInteractor
 @Inject
 constructor(
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     private val tileSpec: TileSpec,
     private val qsTileLogger: QSTileLogger,
     private val windowManager: IWindowManager,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/InternetTileMapper.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/InternetTileMapper.kt
index fc94585..1a6876d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/InternetTileMapper.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/InternetTileMapper.kt
@@ -30,6 +30,7 @@
 import com.android.systemui.qs.tiles.viewmodel.QSTileConfig
 import com.android.systemui.qs.tiles.viewmodel.QSTileState
 import com.android.systemui.res.R
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.statusbar.pipeline.shared.ui.model.InternetTileIconModel
 import javax.inject.Inject
 
@@ -37,9 +38,9 @@
 class InternetTileMapper
 @Inject
 constructor(
-    @Main private val resources: Resources,
+    @ShadeDisplayAware private val resources: Resources,
     private val theme: Resources.Theme,
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     @Main private val handler: Handler,
 ) : QSTileDataToStateMapper<InternetTileModel> {
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/interactor/InternetTileDataInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/interactor/InternetTileDataInteractor.kt
index 6fe3979..6d10843 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/interactor/InternetTileDataInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/internet/domain/interactor/InternetTileDataInteractor.kt
@@ -28,6 +28,7 @@
 import com.android.systemui.qs.tiles.base.interactor.QSTileDataInteractor
 import com.android.systemui.qs.tiles.impl.internet.domain.model.InternetTileModel
 import com.android.systemui.res.R
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.statusbar.pipeline.airplane.data.repository.AirplaneModeRepository
 import com.android.systemui.statusbar.pipeline.ethernet.domain.EthernetInteractor
 import com.android.systemui.statusbar.pipeline.mobile.domain.interactor.MobileIconsInteractor
@@ -54,7 +55,7 @@
 class InternetTileDataInteractor
 @Inject
 constructor(
-    private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     @Application private val scope: CoroutineScope,
     airplaneModeRepository: AirplaneModeRepository,
     private val connectivityRepository: ConnectivityRepository,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/modes/domain/interactor/ModesTileDataInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/modes/domain/interactor/ModesTileDataInteractor.kt
index 3e442582..9b2880b 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/modes/domain/interactor/ModesTileDataInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/modes/domain/interactor/ModesTileDataInteractor.kt
@@ -28,6 +28,7 @@
 import com.android.systemui.qs.tiles.base.interactor.DataUpdateTrigger
 import com.android.systemui.qs.tiles.base.interactor.QSTileDataInteractor
 import com.android.systemui.qs.tiles.impl.modes.domain.model.ModesTileModel
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.statusbar.policy.domain.interactor.ZenModeInteractor
 import com.android.systemui.statusbar.policy.domain.model.ActiveZenModes
 import com.android.systemui.statusbar.policy.domain.model.ZenModeInfo
@@ -42,7 +43,7 @@
 class ModesTileDataInteractor
 @Inject
 constructor(
-    val context: Context,
+    @ShadeDisplayAware val context: Context,
     val zenModeInteractor: ZenModeInteractor,
     @Background val bgDispatcher: CoroutineDispatcher,
 ) : QSTileDataInteractor<ModesTileModel> {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/saver/domain/interactor/DataSaverTileUserActionInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/saver/domain/interactor/DataSaverTileUserActionInteractor.kt
index 252e3f8..05bdf0a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/saver/domain/interactor/DataSaverTileUserActionInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/saver/domain/interactor/DataSaverTileUserActionInteractor.kt
@@ -32,6 +32,7 @@
 import com.android.systemui.qs.tiles.impl.saver.domain.model.DataSaverTileModel
 import com.android.systemui.qs.tiles.viewmodel.QSTileUserAction
 import com.android.systemui.settings.UserFileManager
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.statusbar.phone.SystemUIDialog
 import com.android.systemui.statusbar.policy.DataSaverController
 import javax.inject.Inject
@@ -42,7 +43,7 @@
 class DataSaverTileUserActionInteractor
 @Inject
 constructor(
-    @Application private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     @Main private val coroutineContext: CoroutineContext,
     @Background private val backgroundContext: CoroutineContext,
     private val dataSaverController: DataSaverController,
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/uimodenight/domain/interactor/UiModeNightTileDataInteractor.kt b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/uimodenight/domain/interactor/UiModeNightTileDataInteractor.kt
index c928e8a..7af3576 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/uimodenight/domain/interactor/UiModeNightTileDataInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/impl/uimodenight/domain/interactor/UiModeNightTileDataInteractor.kt
@@ -25,6 +25,7 @@
 import com.android.systemui.qs.tiles.base.interactor.DataUpdateTrigger
 import com.android.systemui.qs.tiles.base.interactor.QSTileDataInteractor
 import com.android.systemui.qs.tiles.impl.uimodenight.domain.model.UiModeNightTileModel
+import com.android.systemui.shade.ShadeDisplayAware
 import com.android.systemui.statusbar.policy.BatteryController
 import com.android.systemui.statusbar.policy.ConfigurationController
 import com.android.systemui.statusbar.policy.LocationController
@@ -38,7 +39,7 @@
 class UiModeNightTileDataInteractor
 @Inject
 constructor(
-    @Application private val context: Context,
+    @ShadeDisplayAware private val context: Context,
     private val configurationController: ConfigurationController,
     private val uiModeManager: UiModeManager,
     private val batteryController: BatteryController,
diff --git a/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayCoreStartable.kt b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayCoreStartable.kt
new file mode 100644
index 0000000..bc15bbb
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayCoreStartable.kt
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.reardisplay
+
+import android.content.Context
+import android.hardware.devicestate.DeviceStateManager
+import android.hardware.devicestate.feature.flags.Flags
+import androidx.annotation.VisibleForTesting
+import com.android.systemui.CoreStartable
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.dagger.qualifiers.Application
+import com.android.systemui.display.domain.interactor.RearDisplayStateInteractor
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import javax.inject.Inject
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.map
+
+/**
+ * Provides a {@link com.android.systemui.statusbar.phone.SystemUIDialog} to be shown on the inner
+ * display when the device enters Rear Display Mode, containing an UI affordance to let the user
+ * know that the main content has moved to the outer display, as well as an UI affordance to cancel
+ * the Rear Display Mode.
+ */
+@SysUISingleton
+class RearDisplayCoreStartable
+@Inject
+internal constructor(
+    private val context: Context,
+    private val deviceStateManager: DeviceStateManager,
+    private val rearDisplayStateInteractor: RearDisplayStateInteractor,
+    private val rearDisplayInnerDialogDelegateFactory: RearDisplayInnerDialogDelegate.Factory,
+    @Application private val scope: CoroutineScope,
+) : CoreStartable, AutoCloseable {
+
+    companion object {
+        private const val TAG: String = "RearDisplayCoreStartable"
+    }
+
+    @VisibleForTesting var stateChangeListener: Job? = null
+
+    override fun close() {
+        stateChangeListener?.cancel()
+    }
+
+    override fun start() {
+        if (Flags.deviceStateRdmV2()) {
+            var dialog: SystemUIDialog? = null
+
+            stateChangeListener =
+                rearDisplayStateInteractor.state
+                    .map {
+                        when (it) {
+                            is RearDisplayStateInteractor.State.Enabled -> {
+                                val rearDisplayContext =
+                                    context.createDisplayContext(it.innerDisplay)
+                                val delegate =
+                                    rearDisplayInnerDialogDelegateFactory.create(
+                                        rearDisplayContext,
+                                        deviceStateManager::cancelStateRequest,
+                                    )
+                                dialog = delegate.createDialog().apply { show() }
+                            }
+
+                            is RearDisplayStateInteractor.State.Disabled -> {
+                                dialog?.dismiss()
+                                dialog = null
+                            }
+                        }
+                    }
+                    .launchIn(scope)
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegate.kt b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegate.kt
new file mode 100644
index 0000000..2d6181a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegate.kt
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.reardisplay
+
+import android.content.Context
+import android.os.Bundle
+import android.view.View
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedFactory
+import dagger.assisted.AssistedInject
+
+/**
+ * A {@link com.android.systemui.statusbar.phone.SystemUIDialog.Delegate} providing a dialog which
+ * lets the user know that the Rear Display Mode is active, and that the content has moved to the
+ * outer display.
+ */
+class RearDisplayInnerDialogDelegate
+@AssistedInject
+internal constructor(
+    private val systemUIDialogFactory: SystemUIDialog.Factory,
+    @Assisted private val rearDisplayContext: Context,
+    @Assisted private val onCanceledRunnable: Runnable,
+) : SystemUIDialog.Delegate {
+
+    @AssistedFactory
+    interface Factory {
+        fun create(
+            rearDisplayContext: Context,
+            onCanceledRunnable: Runnable,
+        ): RearDisplayInnerDialogDelegate
+    }
+
+    override fun createDialog(): SystemUIDialog {
+        return systemUIDialogFactory.create(this, rearDisplayContext)
+    }
+
+    override fun onCreate(dialog: SystemUIDialog, savedInstanceState: Bundle?) {
+        dialog.apply {
+            setContentView(R.layout.activity_rear_display_front_screen_on)
+            setCanceledOnTouchOutside(false)
+            requireViewById<View>(R.id.button_cancel).setOnClickListener {
+                onCanceledRunnable.run()
+            }
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayModule.kt b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayModule.kt
index 6ab294d..5fb9cb2 100644
--- a/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/reardisplay/RearDisplayModule.kt
@@ -41,4 +41,10 @@
     fun bindRearDisplayDialogControllerConfigChanges(
         impl: RearDisplayDialogController
     ): ConfigurationListener
+
+    /** Start RearDisplayCoreStartable. */
+    @Binds
+    @IntoMap
+    @ClassKey(RearDisplayCoreStartable::class)
+    abstract fun bindRearDisplayCoreStartable(impl: RearDisplayCoreStartable): CoreStartable
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridConversationNotificationView.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridConversationNotificationView.java
index 0738a03..1ff0d92 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridConversationNotificationView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridConversationNotificationView.java
@@ -18,6 +18,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.app.Flags;
 import android.content.Context;
 import android.content.res.ColorStateList;
 import android.graphics.drawable.Icon;
@@ -93,12 +94,22 @@
         }
         mConversationSenderName = requireViewById(R.id.conversation_notification_sender);
         applyTextColor(mConversationSenderName, mSecondaryTextColor);
-        mFacePileSize = getResources()
-                .getDimensionPixelSize(R.dimen.conversation_single_line_face_pile_size);
-        mFacePileAvatarSize = getResources()
-                .getDimensionPixelSize(R.dimen.conversation_single_line_face_pile_avatar_size);
-        mSingleAvatarSize = getResources()
-                .getDimensionPixelSize(R.dimen.conversation_single_line_avatar_size);
+        if (Flags.notificationsRedesignTemplates()) {
+            mFacePileSize = getResources()
+                    .getDimensionPixelSize(R.dimen.notification_2025_single_line_face_pile_size);
+            mFacePileAvatarSize = getResources()
+                    .getDimensionPixelSize(
+                            R.dimen.notification_2025_single_line_face_pile_avatar_size);
+            mSingleAvatarSize = getResources()
+                    .getDimensionPixelSize(R.dimen.notification_2025_single_line_avatar_size);
+        } else {
+            mFacePileSize = getResources()
+                    .getDimensionPixelSize(R.dimen.conversation_single_line_face_pile_size);
+            mFacePileAvatarSize = getResources()
+                    .getDimensionPixelSize(R.dimen.conversation_single_line_face_pile_avatar_size);
+            mSingleAvatarSize = getResources()
+                    .getDimensionPixelSize(R.dimen.conversation_single_line_avatar_size);
+        }
         mFacePileProtectionWidth = getResources().getDimensionPixelSize(
                 R.dimen.conversation_single_line_face_pile_protection_width);
         mTransformationHelper.setCustomTransformation(
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridGroupManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridGroupManager.java
index 09c0349..e5e559f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridGroupManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridGroupManager.java
@@ -63,9 +63,8 @@
     private HybridNotificationView inflateHybridView(View contentView, ViewGroup parent) {
         Trace.beginSection("HybridGroupManager#inflateHybridView");
         LayoutInflater inflater = LayoutInflater.from(mContext);
-        int layout = contentView instanceof ConversationLayout
-                ? R.layout.hybrid_conversation_notification
-                : R.layout.hybrid_notification;
+        int layout = HybridNotificationView.getLayoutResource(
+                /* isConversation = */ contentView instanceof ConversationLayout);
         HybridNotificationView hybrid = (HybridNotificationView)
                 inflater.inflate(layout, parent, false);
         parent.addView(hybrid);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridNotificationView.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridNotificationView.java
index da8c4dc..61f4e96 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridNotificationView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/HybridNotificationView.java
@@ -19,6 +19,7 @@
 import static android.app.Notification.COLOR_INVALID;
 
 import android.annotation.Nullable;
+import android.app.Flags;
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.text.TextUtils;
@@ -73,6 +74,25 @@
         return mTextView;
     }
 
+    /**
+     * Get layout resource for this view based on {@param isConversation}.
+     */
+    public static int getLayoutResource(boolean isConversation) {
+        if (Flags.notificationsRedesignTemplates()) {
+            if (isConversation) {
+                return R.layout.notification_2025_hybrid_conversation;
+            } else {
+                return R.layout.notification_2025_hybrid;
+            }
+        } else {
+            if (isConversation) {
+                return R.layout.hybrid_conversation_notification;
+            } else {
+                return R.layout.hybrid_notification;
+            }
+        }
+    }
+
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationRowContentBinderImpl.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationRowContentBinderImpl.kt
index 2dcb706..d0c033b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationRowContentBinderImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationRowContentBinderImpl.kt
@@ -834,6 +834,15 @@
             public?.let {
                 it.layoutInflaterFactory = provider.provide(row, FLAG_CONTENT_VIEW_PUBLIC)
             }
+            if (android.app.Flags.notificationsRedesignAppIcons()) {
+                normalGroupHeader?.let {
+                    it.layoutInflaterFactory = provider.provide(row, FLAG_GROUP_SUMMARY_HEADER)
+                }
+                minimizedGroupHeader?.let {
+                    it.layoutInflaterFactory =
+                        provider.provide(row, FLAG_LOW_PRIORITY_GROUP_SUMMARY_HEADER)
+                }
+            }
             return this
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/SingleLineViewInflater.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/SingleLineViewInflater.kt
index 4e26ae8..e702f10 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/SingleLineViewInflater.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/SingleLineViewInflater.kt
@@ -412,10 +412,7 @@
 
         traceSection("SingleLineViewInflater#inflateSingleLineView") {
             val inflater = LayoutInflater.from(context)
-            val layoutRes: Int =
-                if (isConversation)
-                    com.android.systemui.res.R.layout.hybrid_conversation_notification
-                else com.android.systemui.res.R.layout.hybrid_notification
+            val layoutRes: Int = HybridNotificationView.getLayoutResource(isConversation)
             view = inflater.inflate(layoutRes, /* root= */ null) as HybridNotificationView
             if (view == null) {
                 Log.wtf(TAG, "Single-line view inflation result is null for entry: ${entry.logKey}")
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
index 7ef1e41..5837a49 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
@@ -31,6 +31,7 @@
 import java.util.LinkedList;
 import java.util.List;
 import java.util.concurrent.Executor;
+import java.util.function.Consumer;
 
 import javax.inject.Inject;
 
@@ -63,17 +64,21 @@
 
     @Override
     public void addCallback(@NonNull Callback callback) {
-        mCallbacks.add(callback);
-        if (mCallbacks.size() == 1) {
-            setListening(true);
+        synchronized (mCallbacks) {
+            mCallbacks.add(callback);
+            if (mCallbacks.size() == 1) {
+                setListening(true);
+            }
+            callback.onManagedProfileChanged();
         }
-        callback.onManagedProfileChanged();
     }
 
     @Override
     public void removeCallback(@NonNull Callback callback) {
-        if (mCallbacks.remove(callback) && mCallbacks.size() == 0) {
-            setListening(false);
+        synchronized (mCallbacks) {
+            if (mCallbacks.remove(callback) && mCallbacks.size() == 0) {
+                setListening(false);
+            }
         }
     }
 
@@ -109,10 +114,7 @@
     }
 
     private void notifyManagedProfileRemoved() {
-        ArrayList<Callback> copy = new ArrayList<>(mCallbacks);
-        for (Callback callback : copy) {
-            callback.onManagedProfileRemoved();
-        }
+        notifyCallbacks(Callback::onManagedProfileRemoved);
     }
 
     public boolean hasActiveProfile() {
@@ -136,6 +138,16 @@
         }
     }
 
+    private void notifyCallbacks(Consumer<Callback> method) {
+        ArrayList<Callback> copy;
+        synchronized (mCallbacks) {
+            copy = new ArrayList<>(mCallbacks);
+        }
+        for (Callback callback : copy) {
+            method.accept(callback);
+        }
+    }
+
     private void setListening(boolean listening) {
         if (mListening == listening) {
             return;
@@ -154,19 +166,13 @@
         @Override
         public void onUserChanged(int newUser, @NonNull Context userContext) {
             reloadManagedProfiles();
-            ArrayList<Callback> copy = new ArrayList<>(mCallbacks);
-            for (Callback callback : copy) {
-                callback.onManagedProfileChanged();
-            }
+            notifyCallbacks(Callback::onManagedProfileChanged);
         }
 
         @Override
         public void onProfilesChanged(@NonNull List<UserInfo> profiles) {
             reloadManagedProfiles();
-            ArrayList<Callback> copy = new ArrayList<>(mCallbacks);
-            for (Callback callback : copy) {
-                callback.onManagedProfileChanged();
-            }
+            notifyCallbacks(Callback::onManagedProfileChanged);
         }
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/composable/TutorialSelectionScreen.kt b/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/composable/TutorialSelectionScreen.kt
index d371acf..66a900b 100644
--- a/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/composable/TutorialSelectionScreen.kt
+++ b/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/composable/TutorialSelectionScreen.kt
@@ -18,6 +18,7 @@
 
 import android.content.res.Configuration
 import androidx.compose.foundation.background
+import androidx.compose.foundation.focusable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -36,8 +37,12 @@
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.focus.FocusRequester
+import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.input.pointer.pointerInteropFilter
@@ -49,6 +54,7 @@
 import com.android.systemui.res.R
 import com.android.systemui.touchpad.tutorial.ui.gesture.isFourFingerTouchpadSwipe
 import com.android.systemui.touchpad.tutorial.ui.gesture.isThreeFingerTouchpadSwipe
+import com.android.systemui.touchpad.tutorial.ui.viewmodel.Screen
 
 @Composable
 fun TutorialSelectionScreen(
@@ -56,6 +62,7 @@
     onHomeTutorialClicked: () -> Unit,
     onRecentAppsTutorialClicked: () -> Unit,
     onDoneButtonClicked: () -> Unit,
+    lastSelectedScreen: Screen,
 ) {
     Column(
         verticalArrangement = Arrangement.Center,
@@ -80,6 +87,7 @@
                     onHomeTutorialClicked = onHomeTutorialClicked,
                     onRecentAppsTutorialClicked = onRecentAppsTutorialClicked,
                     modifier = Modifier.weight(1f).padding(60.dp),
+                    lastSelectedScreen,
                 )
             }
             else -> {
@@ -88,6 +96,7 @@
                     onHomeTutorialClicked = onHomeTutorialClicked,
                     onRecentAppsTutorialClicked = onRecentAppsTutorialClicked,
                     modifier = Modifier.weight(1f).padding(60.dp),
+                    lastSelectedScreen,
                 )
             }
         }
@@ -105,6 +114,7 @@
     onHomeTutorialClicked: () -> Unit,
     onRecentAppsTutorialClicked: () -> Unit,
     modifier: Modifier = Modifier,
+    lastSelectedScreen: Screen,
 ) {
     Row(
         horizontalArrangement = Arrangement.spacedBy(20.dp),
@@ -116,6 +126,7 @@
             onHomeTutorialClicked,
             onRecentAppsTutorialClicked,
             modifier = Modifier.weight(1f).fillMaxSize(),
+            lastSelectedScreen,
         )
     }
 }
@@ -126,6 +137,7 @@
     onHomeTutorialClicked: () -> Unit,
     onRecentAppsTutorialClicked: () -> Unit,
     modifier: Modifier = Modifier,
+    lastSelectedScreen: Screen,
 ) {
     Column(
         verticalArrangement = Arrangement.spacedBy(20.dp),
@@ -137,6 +149,7 @@
             onHomeTutorialClicked,
             onRecentAppsTutorialClicked,
             modifier = Modifier.weight(1f).fillMaxSize(),
+            lastSelectedScreen,
         )
     }
 }
@@ -147,14 +160,26 @@
     onHomeTutorialClicked: () -> Unit,
     onRecentAppsTutorialClicked: () -> Unit,
     modifier: Modifier = Modifier,
+    lastSelectedScreen: Screen,
 ) {
+    val homeFocusRequester = remember { FocusRequester() }
+    val backFocusRequester = remember { FocusRequester() }
+    val recentAppsFocusRequester = remember { FocusRequester() }
+    LaunchedEffect(Unit) {
+        when (lastSelectedScreen) {
+            Screen.HOME_GESTURE -> homeFocusRequester.requestFocus()
+            Screen.BACK_GESTURE -> backFocusRequester.requestFocus()
+            Screen.RECENT_APPS_GESTURE -> recentAppsFocusRequester.requestFocus()
+            else -> {} // No-Op.
+        }
+    }
     TutorialButton(
         text = stringResource(R.string.touchpad_tutorial_home_gesture_button),
         icon = ImageVector.vectorResource(id = R.drawable.touchpad_tutorial_home_icon),
         iconColor = MaterialTheme.colorScheme.onPrimary,
         onClick = onHomeTutorialClicked,
         backgroundColor = MaterialTheme.colorScheme.primary,
-        modifier = modifier,
+        modifier = modifier.focusRequester(homeFocusRequester).focusable(),
     )
     TutorialButton(
         text = stringResource(R.string.touchpad_tutorial_back_gesture_button),
@@ -162,7 +187,7 @@
         iconColor = MaterialTheme.colorScheme.onTertiary,
         onClick = onBackTutorialClicked,
         backgroundColor = MaterialTheme.colorScheme.tertiary,
-        modifier = modifier,
+        modifier = modifier.focusRequester(backFocusRequester).focusable(),
     )
     TutorialButton(
         text = stringResource(R.string.touchpad_tutorial_recent_apps_gesture_button),
@@ -170,7 +195,7 @@
         iconColor = MaterialTheme.colorScheme.onSecondary,
         onClick = onRecentAppsTutorialClicked,
         backgroundColor = MaterialTheme.colorScheme.secondary,
-        modifier = modifier,
+        modifier = modifier.focusRequester(recentAppsFocusRequester).focusable(),
     )
 }
 
diff --git a/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/view/TouchpadTutorialActivity.kt b/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/view/TouchpadTutorialActivity.kt
index e1f7bd5..6662fc5 100644
--- a/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/view/TouchpadTutorialActivity.kt
+++ b/packages/SystemUI/src/com/android/systemui/touchpad/tutorial/ui/view/TouchpadTutorialActivity.kt
@@ -24,12 +24,16 @@
 import androidx.activity.viewModels
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.lifecycle.Lifecycle.State.STARTED
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.android.compose.theme.PlatformTheme
 import com.android.systemui.inputdevice.tutorial.InputDeviceTutorialLogger
 import com.android.systemui.inputdevice.tutorial.InputDeviceTutorialLogger.TutorialContext
 import com.android.systemui.inputdevice.tutorial.KeyboardTouchpadTutorialMetricsLogger
+import com.android.systemui.res.R
 import com.android.systemui.touchpad.tutorial.ui.composable.BackGestureTutorialScreen
 import com.android.systemui.touchpad.tutorial.ui.composable.HomeGestureTutorialScreen
 import com.android.systemui.touchpad.tutorial.ui.composable.RecentAppsGestureTutorialScreen
@@ -54,6 +58,7 @@
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
+        setTitle(getString(R.string.launch_touchpad_tutorial_notification_content))
         setContent {
             PlatformTheme { TouchpadTutorialScreen(vm, closeTutorial = ::finishTutorial) }
         }
@@ -82,13 +87,24 @@
 @Composable
 fun TouchpadTutorialScreen(vm: TouchpadTutorialViewModel, closeTutorial: () -> Unit) {
     val activeScreen by vm.screen.collectAsStateWithLifecycle(STARTED)
+    var lastSelectedScreen by remember { mutableStateOf(TUTORIAL_SELECTION) }
     when (activeScreen) {
         TUTORIAL_SELECTION ->
             TutorialSelectionScreen(
-                onBackTutorialClicked = { vm.goTo(BACK_GESTURE) },
-                onHomeTutorialClicked = { vm.goTo(HOME_GESTURE) },
-                onRecentAppsTutorialClicked = { vm.goTo(RECENT_APPS_GESTURE) },
+                onBackTutorialClicked = {
+                    lastSelectedScreen = BACK_GESTURE
+                    vm.goTo(BACK_GESTURE)
+                },
+                onHomeTutorialClicked = {
+                    lastSelectedScreen = HOME_GESTURE
+                    vm.goTo(HOME_GESTURE)
+                },
+                onRecentAppsTutorialClicked = {
+                    lastSelectedScreen = RECENT_APPS_GESTURE
+                    vm.goTo(RECENT_APPS_GESTURE)
+                },
                 onDoneButtonClicked = closeTutorial,
+                lastSelectedScreen,
             )
         BACK_GESTURE ->
             BackGestureTutorialScreen(
diff --git a/packages/SystemUI/src/com/android/systemui/util/kotlin/JavaAdapter.kt b/packages/SystemUI/src/com/android/systemui/util/kotlin/JavaAdapter.kt
index 63a5b3f..fb09ab4 100644
--- a/packages/SystemUI/src/com/android/systemui/util/kotlin/JavaAdapter.kt
+++ b/packages/SystemUI/src/com/android/systemui/util/kotlin/JavaAdapter.kt
@@ -28,6 +28,7 @@
 import javax.inject.Inject
 import kotlin.coroutines.CoroutineContext
 import kotlin.coroutines.EmptyCoroutineContext
+import kotlin.coroutines.cancellation.CancellationException
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.DisposableHandle
 import kotlinx.coroutines.Job
@@ -64,6 +65,28 @@
     ): StateFlow<T> {
         return flow.stateIn(scope, started, initialValue)
     }
+
+    /** Call suspend functions from Java */
+    fun <T, R> callSuspend(
+        suspendFunction: suspend (T) -> R,
+        arg: T,
+        onSuccess: (R) -> Unit,
+        onCancel: (CancellationException) -> Unit,
+        onFailure: (Throwable) -> Unit,
+    ): Job =
+        scope.launch {
+            val result =
+                try {
+                    suspendFunction(arg)
+                } catch (ex: CancellationException) {
+                    onCancel(ex)
+                    return@launch
+                } catch (ex: Throwable) {
+                    onFailure(ex)
+                    return@launch
+                }
+            onSuccess(result)
+        }
 }
 
 /**
diff --git a/packages/SystemUI/src/com/android/systemui/util/kotlin/SysUICoroutinesModule.kt b/packages/SystemUI/src/com/android/systemui/util/kotlin/SysUICoroutinesModule.kt
index 2a9b1b9..e5c1e7d 100644
--- a/packages/SystemUI/src/com/android/systemui/util/kotlin/SysUICoroutinesModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/util/kotlin/SysUICoroutinesModule.kt
@@ -17,14 +17,16 @@
 package com.android.systemui.util.kotlin
 
 import android.os.Handler
+import com.android.systemui.coroutines.newTracingContext
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.dagger.qualifiers.Background
-import com.android.systemui.dagger.qualifiers.Tracing
 import com.android.systemui.dagger.qualifiers.UiBackground
 import com.android.systemui.util.settings.SettingsSingleThreadBackground
 import dagger.Module
 import dagger.Provides
+import java.util.concurrent.Executor
+import kotlin.coroutines.CoroutineContext
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.DelicateCoroutinesApi
@@ -33,8 +35,6 @@
 import kotlinx.coroutines.asCoroutineDispatcher
 import kotlinx.coroutines.newFixedThreadPoolContext
 import kotlinx.coroutines.plus
-import java.util.concurrent.Executor
-import kotlin.coroutines.CoroutineContext
 
 private const val LIMIT_BACKGROUND_DISPATCHER_THREADS = true
 
@@ -62,7 +62,7 @@
     @Background
     @Deprecated(
         "Use @Background CoroutineContext instead",
-        ReplaceWith("bgCoroutineContext()", "kotlin.coroutines.CoroutineContext")
+        ReplaceWith("bgCoroutineContext()", "kotlin.coroutines.CoroutineContext"),
     )
     fun bgDispatcher(): CoroutineDispatcher {
         return if (LIMIT_BACKGROUND_DISPATCHER_THREADS) {
@@ -73,7 +73,7 @@
             // code on those.
             newFixedThreadPoolContext(
                 nThreads = Runtime.getRuntime().availableProcessors(),
-                name = "SystemUIBg"
+                name = "SystemUIBg",
             )
         } else {
             Dispatchers.IO
@@ -89,10 +89,17 @@
     }
 
     @Provides
+    @SysUISingleton
+    @SettingsSingleThreadBackground
+    fun settingsScope(@Background bgDispatcher: CoroutineDispatcher): CoroutineScope {
+        return CoroutineScope(bgDispatcher + newTracingContext("SettingsProxy"))
+    }
+
+    @Provides
     @Background
     @SysUISingleton
     fun bgCoroutineContext(
-        @Background bgCoroutineDispatcher: CoroutineDispatcher,
+        @Background bgCoroutineDispatcher: CoroutineDispatcher
     ): CoroutineContext {
         return bgCoroutineDispatcher
     }
@@ -103,7 +110,7 @@
     @UiBackground
     @Deprecated(
         "Use @UiBackground CoroutineContext instead",
-        ReplaceWith("uiBgCoroutineContext()", "kotlin.coroutines.CoroutineContext")
+        ReplaceWith("uiBgCoroutineContext()", "kotlin.coroutines.CoroutineContext"),
     )
     fun uiBgDispatcher(@UiBackground uiBgExecutor: Executor): CoroutineDispatcher =
         uiBgExecutor.asCoroutineDispatcher()
@@ -112,7 +119,7 @@
     @UiBackground
     @SysUISingleton
     fun uiBgCoroutineContext(
-        @UiBackground uiBgCoroutineDispatcher: CoroutineDispatcher,
+        @UiBackground uiBgCoroutineDispatcher: CoroutineDispatcher
     ): CoroutineContext {
         return uiBgCoroutineDispatcher
     }
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
index b705872..68bffeef 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
@@ -18,8 +18,6 @@
 
 import static android.media.AudioManager.RINGER_MODE_NORMAL;
 
-import static com.android.settingslib.flags.Flags.volumeDialogAudioSharingFix;
-
 import android.app.ActivityManager;
 import android.app.KeyguardManager;
 import android.app.NotificationManager;
@@ -79,9 +77,13 @@
 import com.android.systemui.util.concurrency.ThreadFactory;
 import com.android.systemui.util.kotlin.JavaAdapter;
 import com.android.systemui.volume.domain.interactor.AudioSharingInteractor;
+import com.android.systemui.volume.shared.VolumeLogger;
 
 import dalvik.annotation.optimization.NeverCompile;
 
+import kotlin.Unit;
+import kotlin.jvm.functions.Function1;
+
 import java.io.PrintWriter;
 import java.util.HashMap;
 import java.util.Map;
@@ -155,6 +157,7 @@
     private final VibratorHelper mVibrator;
     private final AudioSharingInteractor mAudioSharingInteractor;
     private final JavaAdapter mJavaAdapter;
+    private final VolumeLogger mVolumeLogger;
     private final boolean mHasVibrator;
     private boolean mShowA11yStream;
     private boolean mShowVolumeDialog;
@@ -202,7 +205,8 @@
             UserTracker userTracker,
             DumpManager dumpManager,
             AudioSharingInteractor audioSharingInteractor,
-            JavaAdapter javaAdapter
+            JavaAdapter javaAdapter,
+            VolumeLogger volumeLogger
     ) {
         mContext = context.getApplicationContext();
         mPackageManager = packageManager;
@@ -216,6 +220,7 @@
         mMediaSessions = createMediaSessions(mContext, mWorkerLooper, mMediaSessionsCallbacksW);
         mAudioSharingInteractor = audioSharingInteractor;
         mJavaAdapter = javaAdapter;
+        mVolumeLogger = volumeLogger;
         mAudio = audioManager;
         mNoMan = notificationManager;
         mObserver = new SettingObserver(mWorker);
@@ -293,15 +298,28 @@
         } catch (SecurityException e) {
             Log.w(TAG, "No access to media sessions", e);
         }
-        if (volumeDialogAudioSharingFix()) {
-            Slog.d(TAG, "Start collect volume changes in audio sharing");
-            mJavaAdapter.alwaysCollectFlow(
-                    mAudioSharingInteractor.getVolume(),
-                    this::handleAudioSharingStreamVolumeChanges);
-            mJavaAdapter.alwaysCollectFlow(
-                    mAudioSharingInteractor.isInAudioSharing(),
-                    inSharing -> mInAudioSharing = inSharing);
-        }
+        Function1<Throwable, Unit> errorCallback = (ex) -> {
+            mVolumeLogger.onAudioSharingAvailabilityRequestedError("register()",
+                    ex.getMessage());
+            return null;
+        };
+        var unused =
+                mJavaAdapter.<Context, Boolean>callSuspend(
+                        mAudioSharingInteractor::audioSharingVolumeBarAvailable, mContext,
+                        result -> {
+                            if (result) {
+                                Slog.d(TAG, "Start collect volume changes in audio sharing");
+                                mJavaAdapter.alwaysCollectFlow(
+                                        mAudioSharingInteractor.getVolume(),
+                                        volume -> handleAudioSharingStreamVolumeChanges(volume));
+                                mJavaAdapter.alwaysCollectFlow(
+                                        mAudioSharingInteractor.isInAudioSharing(),
+                                        inSharing -> mInAudioSharing = inSharing);
+                            }
+                            return null;
+                        },
+                        errorCallback,
+                        errorCallback);
     }
 
     public void setVolumePolicy(VolumePolicy policy) {
@@ -588,18 +606,34 @@
         mState.activeStream = activeStream;
         Events.writeEvent(Events.EVENT_ACTIVE_STREAM_CHANGED, activeStream);
         if (D.BUG) Log.d(TAG, "updateActiveStreamW " + activeStream);
-        final int s =
-                activeStream
-                                < (volumeDialogAudioSharingFix()
-                                        ? DYNAMIC_STREAM_BROADCAST
-                                        : DYNAMIC_STREAM_REMOTE_START_INDEX)
-                        ? activeStream
-                        : -1;
-        if (D.BUG) Log.d(TAG, "forceVolumeControlStream " + s);
-        mAudio.forceVolumeControlStream(s);
+        Function1<Throwable, Unit> errorCallback = (ex) -> {
+            mVolumeLogger.onAudioSharingAvailabilityRequestedError(
+                    "updateActiveStreamW",
+                    ex.getMessage());
+            forceVolumeControlStreamW(activeStream, false);
+            return null;
+        };
+        var unused =
+                mJavaAdapter.<Context, Boolean>callSuspend(
+                        mAudioSharingInteractor::audioSharingVolumeBarAvailable, mContext,
+                        result -> {
+                            forceVolumeControlStreamW(activeStream, result);
+                            return null;
+                        },
+                        errorCallback,
+                        errorCallback);
         return true;
     }
 
+    private void forceVolumeControlStreamW(int activeStream,
+            boolean audioSharingVolumeBarAvailable) {
+        final int dynamicStartIdx = audioSharingVolumeBarAvailable ? DYNAMIC_STREAM_BROADCAST
+                : DYNAMIC_STREAM_REMOTE_START_INDEX;
+        final int s = activeStream < dynamicStartIdx ? activeStream : -1;
+        if (D.BUG) Log.d(TAG, "forceVolumeControlStream " + s);
+        mWorker.post(() -> mAudio.forceVolumeControlStream(s));
+    }
+
     private StreamState streamStateW(int stream) {
         StreamState ss = mState.states.get(stream);
         if (ss == null) {
@@ -773,10 +807,26 @@
     }
 
     private void onSetStreamVolumeW(int stream, int level) {
-        if (D.BUG) Log.d(TAG, "onSetStreamVolume " + stream + " level=" + level);
-        if (volumeDialogAudioSharingFix() && stream == DYNAMIC_STREAM_BROADCAST) {
-            Slog.d(TAG, "onSetStreamVolumeW set broadcast stream level = " + level);
-            mAudioSharingInteractor.setStreamVolume(level);
+        if (D.BUG) Log.d(TAG, "onSetStreamVolumeW " + stream + " level=" + level);
+
+        if (stream == DYNAMIC_STREAM_BROADCAST) {
+            Function1<Throwable, Unit> errorCallback = (ex) -> {
+                mVolumeLogger.onAudioSharingAvailabilityRequestedError(
+                        "onSetStreamVolumeW",
+                        ex.getMessage());
+                return null;
+            };
+            var unused =
+                    mJavaAdapter.<Context, Boolean>callSuspend(
+                            mAudioSharingInteractor::audioSharingVolumeBarAvailable, mContext,
+                            result -> {
+                                if (result) {
+                                    mAudioSharingInteractor.setStreamVolume(level);
+                                }
+                                return null;
+                            },
+                            errorCallback,
+                            errorCallback);
             return;
         }
         if (stream >= DYNAMIC_STREAM_REMOTE_START_INDEX) {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
index bd4c463..a4e46f6 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
@@ -34,6 +34,7 @@
 
 import static com.android.internal.jank.InteractionJankMonitor.CUJ_VOLUME_CONTROL;
 import static com.android.internal.jank.InteractionJankMonitor.Configuration.Builder;
+import static com.android.settingslib.flags.Flags.audioSharingDeveloperOption;
 import static com.android.settingslib.flags.Flags.volumeDialogAudioSharingFix;
 import static com.android.systemui.volume.Events.DISMISS_REASON_POSTURE_CHANGED;
 import static com.android.systemui.volume.Events.DISMISS_REASON_SETTINGS_CLICKED;
@@ -121,9 +122,9 @@
 import com.android.systemui.Prefs;
 import com.android.systemui.dump.DumpManager;
 import com.android.systemui.haptics.slider.HapticSlider;
+import com.android.systemui.haptics.slider.HapticSliderPlugin;
 import com.android.systemui.haptics.slider.HapticSliderViewBinder;
 import com.android.systemui.haptics.slider.SeekableSliderTrackerConfig;
-import com.android.systemui.haptics.slider.HapticSliderPlugin;
 import com.android.systemui.haptics.slider.SliderHapticFeedbackConfig;
 import com.android.systemui.media.dialog.MediaOutputDialogManager;
 import com.android.systemui.plugins.VolumeDialog;
@@ -1685,10 +1686,10 @@
             }
 
             // Always show the stream for audio sharing if it exists.
-            if (volumeDialogAudioSharingFix()
+            if ((volumeDialogAudioSharingFix() || audioSharingDeveloperOption())
                     && row.ss != null
                     && mContext.getString(R.string.audio_sharing_description)
-                            .equals(row.ss.remoteLabel)) {
+                    .equals(row.ss.remoteLabel)) {
                 return true;
             }
 
@@ -1894,9 +1895,9 @@
             if (!ss.dynamic) continue;
             mDynamic.put(stream, true);
             if (findRow(stream) == null) {
-                if (volumeDialogAudioSharingFix()
-                        && mContext.getString(R.string.audio_sharing_description)
-                                .equals(ss.remoteLabel)) {
+                if ((volumeDialogAudioSharingFix() || audioSharingDeveloperOption())
+                        && (mContext.getString(R.string.audio_sharing_description)
+                        .equals(ss.remoteLabel))) {
                     addRow(
                             stream,
                             R.drawable.ic_volume_media_bt,
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
index 536403c..3ce1bde 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
@@ -16,8 +16,6 @@
 
 package com.android.systemui.volume;
 
-import static com.android.settingslib.flags.Flags.volumeDialogAudioSharingFix;
-
 import android.content.Context;
 import android.content.res.Configuration;
 import android.util.Log;
@@ -28,7 +26,12 @@
 import com.android.systemui.qs.tiles.DndTile;
 import com.android.systemui.res.R;
 import com.android.systemui.statusbar.policy.ConfigurationController;
+import com.android.systemui.util.kotlin.JavaAdapter;
 import com.android.systemui.volume.domain.interactor.AudioSharingInteractor;
+import com.android.systemui.volume.shared.VolumeLogger;
+
+import kotlin.Unit;
+import kotlin.jvm.functions.Function1;
 
 import java.io.PrintWriter;
 
@@ -44,16 +47,22 @@
     private VolumeDialogComponent mVolumeComponent;
     private AudioSharingInteractor mAudioSharingInteractor;
     private AudioRepository mAudioRepository;
+    private JavaAdapter mJavaAdapter;
+    private VolumeLogger mVolumeLogger;
 
     @Inject
     public VolumeUI(Context context,
             VolumeDialogComponent volumeDialogComponent,
             AudioRepository audioRepository,
-            AudioSharingInteractor audioSharingInteractor) {
+            AudioSharingInteractor audioSharingInteractor,
+            JavaAdapter javaAdapter,
+            VolumeLogger volumeLogger) {
         mContext = context;
         mVolumeComponent = volumeDialogComponent;
         mAudioRepository = audioRepository;
         mAudioSharingInteractor = audioSharingInteractor;
+        mJavaAdapter = javaAdapter;
+        mVolumeLogger = volumeLogger;
     }
 
     @Override
@@ -67,9 +76,22 @@
 
         mVolumeComponent.setEnableDialogs(enableVolumeUi, enableSafetyWarning);
         setDefaultVolumeController();
-        if (volumeDialogAudioSharingFix()) {
-            mAudioSharingInteractor.handlePrimaryGroupChange();
-        }
+        Function1<Throwable, Unit> errorCallback = (ex) -> {
+            mVolumeLogger.onAudioSharingAvailabilityRequestedError("start()",
+                    ex.getMessage());
+            return null;
+        };
+        var unused =
+                mJavaAdapter.<Context, Boolean>callSuspend(
+                        mAudioSharingInteractor::audioSharingVolumeBarAvailable, mContext,
+                        result -> {
+                            if (result) {
+                                mAudioSharingInteractor.handlePrimaryGroupChange();
+                            }
+                            return null;
+                        },
+                        errorCallback,
+                        errorCallback);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
index d5b8597..d71ddb3 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
@@ -86,7 +86,10 @@
             @Background coroutineContext: CoroutineContext,
             volumeLogger: VolumeLogger,
         ): AudioSharingRepository =
-            if (Flags.enableLeAudioSharing() && localBluetoothManager != null) {
+            if (
+                (Flags.enableLeAudioSharing() || Flags.audioSharingDeveloperOption()) &&
+                    localBluetoothManager != null
+            ) {
                 AudioSharingRepositoryImpl(
                     contentResolver,
                     localBluetoothManager,
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioSharingModule.kt b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioSharingModule.kt
index 1c80887..f6f1e8d 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioSharingModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioSharingModule.kt
@@ -36,7 +36,7 @@
             impl: Lazy<AudioSharingInteractorImpl>,
             emptyImpl: Lazy<AudioSharingInteractorEmptyImpl>,
         ): AudioSharingInteractor =
-            if (Flags.volumeDialogAudioSharingFix()) {
+            if (Flags.volumeDialogAudioSharingFix() || Flags.audioSharingDeveloperOption()) {
                 impl.get()
             } else {
                 emptyImpl.get()
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractor.kt b/packages/SystemUI/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractor.kt
index 7af4258..c904ac5 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dialog/sliders/domain/interactor/VolumeDialogSlidersInteractor.kt
@@ -35,6 +35,7 @@
 import kotlinx.coroutines.flow.filter
 import kotlinx.coroutines.flow.filterNotNull
 import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.runningReduce
 import kotlinx.coroutines.flow.stateIn
 
 private const val DEFAULT_STREAM = AudioManager.STREAM_MUSIC
@@ -54,13 +55,17 @@
         volumeDialogStateInteractor.volumeDialogState
             .filter { it.streamModels.isNotEmpty() }
             .map { stateModel ->
-                stateModel.streamModels.values
-                    .filter { streamModel -> shouldShowSliders(stateModel, streamModel) }
-                    .sortedWith(streamsSorter)
+                val sliderTypes =
+                    stateModel.streamModels.values
+                        .filter { streamModel -> shouldShowSliders(stateModel, streamModel) }
+                        .sortedWith(streamsSorter)
+                        .map { model -> model.toType() }
+                LinkedHashSet(sliderTypes)
             }
-            .map { models ->
-                val sliderTypes: List<VolumeDialogSliderType> =
-                    models.map { model -> model.toType() }
+            .runningReduce { sliderTypes, newSliderTypes ->
+                newSliderTypes.apply { addAll(sliderTypes) }
+            }
+            .map { sliderTypes ->
                 VolumeDialogSlidersModel(
                     slider = sliderTypes.first(),
                     floatingSliders = sliderTypes.drop(1),
@@ -84,7 +89,7 @@
 
             // Always show the stream for audio sharing if it exists.
             if (
-                Flags.volumeDialogAudioSharingFix() &&
+                (Flags.volumeDialogAudioSharingFix() || Flags.audioSharingDeveloperOption()) &&
                     streamModel.stream == VolumeDialogControllerImpl.DYNAMIC_STREAM_BROADCAST
             ) {
                 return true
diff --git a/packages/SystemUI/src/com/android/systemui/volume/domain/interactor/AudioSharingInteractor.kt b/packages/SystemUI/src/com/android/systemui/volume/domain/interactor/AudioSharingInteractor.kt
index 293be94..7da041e 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/domain/interactor/AudioSharingInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/domain/interactor/AudioSharingInteractor.kt
@@ -17,8 +17,12 @@
 package com.android.systemui.volume.domain.interactor
 
 import android.bluetooth.BluetoothCsipSetCoordinator
+import android.content.Context
 import android.media.AudioManager.STREAM_MUSIC
 import androidx.annotation.IntRange
+import com.android.app.tracing.coroutines.launchTraced as launch
+import com.android.settingslib.bluetooth.BluetoothUtils
+import com.android.settingslib.flags.Flags
 import com.android.settingslib.volume.data.repository.AudioSharingRepository
 import com.android.settingslib.volume.data.repository.AudioSharingRepository.Companion.AUDIO_SHARING_VOLUME_MAX
 import com.android.settingslib.volume.data.repository.AudioSharingRepository.Companion.AUDIO_SHARING_VOLUME_MIN
@@ -38,7 +42,6 @@
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.flow.map
-import com.android.app.tracing.coroutines.launchTraced as launch
 import kotlinx.coroutines.withContext
 
 interface AudioSharingInteractor {
@@ -54,6 +57,8 @@
     /** Audio sharing secondary headset max volume. */
     val volumeMax: Int
 
+    suspend fun audioSharingVolumeBarAvailable(@Application context: Context): Boolean
+
     /** Set the volume of the secondary headset in audio sharing. */
     fun setStreamVolume(
         @IntRange(from = AUDIO_SHARING_VOLUME_MIN.toLong(), to = AUDIO_SHARING_VOLUME_MAX.toLong())
@@ -78,7 +83,7 @@
     @Application private val coroutineScope: CoroutineScope,
     @Background private val backgroundCoroutineContext: CoroutineContext,
     private val audioVolumeInteractor: AudioVolumeInteractor,
-    private val audioSharingRepository: AudioSharingRepository
+    private val audioSharingRepository: AudioSharingRepository,
 ) : AudioSharingInteractor {
     override val isInAudioSharing: Flow<Boolean> = audioSharingRepository.inAudioSharing
 
@@ -95,6 +100,12 @@
 
     override val volumeMax: Int = AUDIO_SHARING_VOLUME_MAX
 
+    override suspend fun audioSharingVolumeBarAvailable(@Application context: Context): Boolean =
+        withContext(backgroundCoroutineContext) {
+            (Flags.volumeDialogAudioSharingFix() && BluetoothUtils.isAudioSharingEnabled()) ||
+                BluetoothUtils.isAudioSharingPreviewEnabled(context.contentResolver)
+        }
+
     override fun setStreamVolume(
         @IntRange(from = AUDIO_SHARING_VOLUME_MIN.toLong(), to = AUDIO_SHARING_VOLUME_MAX.toLong())
         level: Int
@@ -141,6 +152,9 @@
     override val volumeMin: Int = EMPTY_VOLUME
     override val volumeMax: Int = EMPTY_VOLUME
 
+    override suspend fun audioSharingVolumeBarAvailable(@Application context: Context): Boolean =
+        false
+
     override fun setStreamVolume(
         @IntRange(from = AUDIO_SHARING_VOLUME_MIN.toLong(), to = AUDIO_SHARING_VOLUME_MAX.toLong())
         level: Int
diff --git a/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt b/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt
index d6b159e..3847df6 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt
@@ -41,7 +41,7 @@
                 str1 = audioStream.toString()
                 int1 = volume
             },
-            { "Set volume: stream=$str1 volume=$int1" }
+            { "Set volume: stream=$str1 volume=$int1" },
         )
     }
 
@@ -53,7 +53,7 @@
                 str1 = audioStream.toString()
                 int1 = model.volume
             },
-            { "Volume update received: stream=$str1 volume=$int1" }
+            { "Volume update received: stream=$str1 volume=$int1" },
         )
     }
 
@@ -62,7 +62,7 @@
             TAG,
             LogLevel.DEBUG,
             { bool1 = state },
-            { "Audio sharing state update: state=$bool1" }
+            { "Audio sharing state update: state=$bool1" },
         )
     }
 
@@ -71,7 +71,7 @@
             TAG,
             LogLevel.DEBUG,
             { int1 = groupId },
-            { "Secondary group id in audio sharing update: groupId=$int1" }
+            { "Secondary group id in audio sharing update: groupId=$int1" },
         )
     }
 
@@ -80,11 +80,23 @@
             TAG,
             LogLevel.DEBUG,
             { str1 = map.toString() },
-            { "Volume map update: map=$str1" }
+            { "Volume map update: map=$str1" },
         )
     }
 
     override fun onSetDeviceVolumeRequested(volume: Int) {
         logBuffer.log(TAG, LogLevel.DEBUG, { int1 = volume }, { "Set device volume: volume=$int1" })
     }
+
+    override fun onAudioSharingAvailabilityRequestedError(requestFrom: String, e: String) {
+        logBuffer.log(
+            TAG,
+            LogLevel.WARNING,
+            {
+                str1 = requestFrom
+                str1 = e
+            },
+            { "$str1, fail to check audio sharing availability: e=$str2" },
+        )
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/communal/data/backup/CommunalBackupHelperTest.kt b/packages/SystemUI/tests/src/com/android/systemui/communal/data/backup/CommunalBackupHelperTest.kt
index 6e9b24f..4ca84c58 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/communal/data/backup/CommunalBackupHelperTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/communal/data/backup/CommunalBackupHelperTest.kt
@@ -37,7 +37,6 @@
 import java.io.File
 import java.io.FileInputStream
 import java.io.FileOutputStream
-import org.junit.After
 import org.junit.Before
 import org.junit.Rule
 import org.junit.Test
@@ -63,22 +62,18 @@
             Room.inMemoryDatabaseBuilder(context, CommunalDatabase::class.java)
                 .allowMainThreadQueries()
                 .build()
+        onTeardown { database.close() }
         CommunalDatabase.setInstance(database)
 
         dao = database.communalWidgetDao()
         backupUtils = CommunalBackupUtils(context)
 
         backupDataFile = File(context.cacheDir, "backup_data_file")
+        onTeardown { backupDataFile.delete() }
 
         underTest = CommunalBackupHelper(UserHandle.SYSTEM, backupUtils)
     }
 
-    @After
-    fun teardown() {
-        backupDataFile.delete()
-        database.close()
-    }
-
     @Test
     @EnableFlags(Flags.FLAG_COMMUNAL_HUB)
     fun backupAndRestoreCommunalHub() {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutCustomizationViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutCustomizationViewModelTest.kt
index f8d8481..a9b6dd1 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutCustomizationViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutCustomizationViewModelTest.kt
@@ -26,6 +26,7 @@
 import com.android.systemui.keyboard.shortcut.shortcutCustomizationViewModelFactory
 import com.android.systemui.keyboard.shortcut.ui.model.ShortcutCustomizationUiState
 import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.testCase
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.res.R
 import com.google.common.truth.Truth.assertThat
@@ -37,7 +38,7 @@
 @RunWith(AndroidJUnit4::class)
 class ShortcutCustomizationViewModelTest : SysuiTestCase() {
 
-    private val kosmos = Kosmos()
+    private val kosmos = Kosmos().also { it.testCase = this }
     private val testScope = kosmos.testScope
     private val viewModel = kosmos.shortcutCustomizationViewModelFactory.create()
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModelTest.kt
index 7383faf..feae901 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/ui/viewmodel/ShortcutHelperViewModelTest.kt
@@ -278,7 +278,11 @@
         testScope.runTest {
             fakeSystemSource.setGroups(
                 groupWithShortcutLabels("first Foo shortcut1", "first bar shortcut1"),
-                groupWithShortcutLabels("second foO shortcut2", "second bar shortcut2"),
+                groupWithShortcutLabels(
+                    "second foO shortcut2",
+                    "second bar shortcut2",
+                    groupLabel = SECOND_SIMPLE_GROUP_LABEL,
+                ),
             )
             fakeMultiTaskingSource.setGroups(
                 groupWithShortcutLabels("third FoO shortcut1", "third bar shortcut1")
@@ -298,7 +302,10 @@
                             ShortcutCategory(
                                 System,
                                 subCategoryWithShortcutLabels("first Foo shortcut1"),
-                                subCategoryWithShortcutLabels("second foO shortcut2"),
+                                subCategoryWithShortcutLabels(
+                                    "second foO shortcut2",
+                                    subCategoryLabel = SECOND_SIMPLE_GROUP_LABEL,
+                                ),
                             ),
                     ),
                     ShortcutCategoryUi(
@@ -380,16 +387,23 @@
             assertThat(activeUiState.defaultSelectedCategory).isInstanceOf(CurrentApp::class.java)
         }
 
-    private fun groupWithShortcutLabels(vararg shortcutLabels: String) =
-        KeyboardShortcutGroup(SIMPLE_GROUP_LABEL, shortcutLabels.map { simpleShortcutInfo(it) })
-            .apply { packageName = "test.package.name" }
+    private fun groupWithShortcutLabels(
+        vararg shortcutLabels: String,
+        groupLabel: String = FIRST_SIMPLE_GROUP_LABEL,
+    ) =
+        KeyboardShortcutGroup(groupLabel, shortcutLabels.map { simpleShortcutInfo(it) }).apply {
+            packageName = "test.package.name"
+        }
 
     private fun simpleShortcutInfo(label: String) =
         KeyboardShortcutInfo(label, KeyEvent.KEYCODE_A, KeyEvent.META_CTRL_ON)
 
-    private fun subCategoryWithShortcutLabels(vararg shortcutLabels: String) =
+    private fun subCategoryWithShortcutLabels(
+        vararg shortcutLabels: String,
+        subCategoryLabel: String = FIRST_SIMPLE_GROUP_LABEL,
+    ) =
         ShortcutSubCategory(
-            label = SIMPLE_GROUP_LABEL,
+            label = subCategoryLabel,
             shortcuts = shortcutLabels.map { simpleShortcut(it) },
         )
 
@@ -402,6 +416,7 @@
         }
 
     companion object {
-        private const val SIMPLE_GROUP_LABEL = "simple group"
+        private const val FIRST_SIMPLE_GROUP_LABEL = "simple group 1"
+        private const val SECOND_SIMPLE_GROUP_LABEL = "simple group 2"
     }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayCoreStartableTest.kt b/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayCoreStartableTest.kt
new file mode 100644
index 0000000..c8faa81
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayCoreStartableTest.kt
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.reardisplay
+
+import android.hardware.devicestate.feature.flags.Flags.FLAG_DEVICE_STATE_RDM_V2
+import android.hardware.display.rearDisplay
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
+import android.view.Display
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.deviceStateManager
+import com.android.systemui.display.domain.interactor.RearDisplayStateInteractor
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.runTest
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.kosmos.useUnconfinedTestDispatcher
+import com.android.systemui.rearDisplayInnerDialogDelegateFactory
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import com.android.systemui.testKosmos
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableSharedFlow
+import org.junit.Before
+import org.junit.Test
+import org.mockito.kotlin.any
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.never
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+
+/** atest SystemUITests:com.android.systemui.reardisplay.RearDisplayCoreStartableTest */
+@SmallTest
+@kotlinx.coroutines.ExperimentalCoroutinesApi
+class RearDisplayCoreStartableTest : SysuiTestCase() {
+
+    private val kosmos = testKosmos().useUnconfinedTestDispatcher()
+    private val mockDelegate: RearDisplayInnerDialogDelegate = mock()
+    private val mockDialog: SystemUIDialog = mock()
+
+    private val fakeRearDisplayStateInteractor = FakeRearDisplayStateInteractor(kosmos)
+    private val impl =
+        RearDisplayCoreStartable(
+            mContext,
+            kosmos.deviceStateManager,
+            fakeRearDisplayStateInteractor,
+            kosmos.rearDisplayInnerDialogDelegateFactory,
+            kosmos.testScope,
+        )
+
+    @Before
+    fun setup() {
+        whenever(kosmos.rearDisplay.flags).thenReturn(Display.FLAG_REAR)
+        whenever(kosmos.rearDisplay.displayAdjustments)
+            .thenReturn(mContext.display.displayAdjustments)
+        whenever(kosmos.rearDisplayInnerDialogDelegateFactory.create(any(), any()))
+            .thenReturn(mockDelegate)
+        whenever(mockDelegate.createDialog()).thenReturn(mockDialog)
+    }
+
+    @Test
+    @DisableFlags(FLAG_DEVICE_STATE_RDM_V2)
+    fun testWhenFlagDisabled() =
+        kosmos.runTest {
+            impl.use {
+                it.start()
+                assertThat(impl.stateChangeListener).isNull()
+            }
+        }
+
+    @Test
+    @EnableFlags(FLAG_DEVICE_STATE_RDM_V2)
+    fun testShowAndDismissDialog() =
+        kosmos.runTest {
+            impl.use {
+                it.start()
+                fakeRearDisplayStateInteractor.emitRearDisplay()
+                verify(mockDialog).show()
+                verify(mockDialog, never()).dismiss()
+
+                fakeRearDisplayStateInteractor.emitDisabled()
+                verify(mockDialog).dismiss()
+            }
+        }
+
+    private class FakeRearDisplayStateInteractor(private val kosmos: Kosmos) :
+        RearDisplayStateInteractor {
+        private val stateFlow = MutableSharedFlow<RearDisplayStateInteractor.State>()
+
+        suspend fun emitRearDisplay() =
+            stateFlow.emit(RearDisplayStateInteractor.State.Enabled(kosmos.rearDisplay))
+
+        suspend fun emitDisabled() = stateFlow.emit(RearDisplayStateInteractor.State.Disabled)
+
+        override val state: Flow<RearDisplayStateInteractor.State>
+            get() = stateFlow
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegateTest.kt b/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegateTest.kt
new file mode 100644
index 0000000..6058880
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/reardisplay/RearDisplayInnerDialogDelegateTest.kt
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.reardisplay
+
+import android.testing.TestableLooper
+import android.view.View
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.phone.systemUIDialogDotFactory
+import com.android.systemui.testKosmos
+import junit.framework.Assert.assertFalse
+import junit.framework.Assert.assertTrue
+import org.junit.Test
+import org.mockito.Mockito.verify
+import org.mockito.kotlin.mock
+
+/** atest SystemUITests:com.android.systemui.reardisplay.RearDisplayInnerDialogDelegateTest */
+@SmallTest
+@TestableLooper.RunWithLooper
+class RearDisplayInnerDialogDelegateTest : SysuiTestCase() {
+
+    private val kosmos = testKosmos()
+
+    @Test
+    fun testShowAndDismissDialog() {
+        val dialogDelegate =
+            RearDisplayInnerDialogDelegate(kosmos.systemUIDialogDotFactory, mContext) {}
+
+        val dialog = dialogDelegate.createDialog()
+        dialog.show()
+        assertTrue(dialog.isShowing)
+
+        dialog.dismiss()
+        assertFalse(dialog.isShowing)
+    }
+
+    @Test
+    fun testCancel() {
+        val mockCallback = mock<Runnable>()
+        RearDisplayInnerDialogDelegate(kosmos.systemUIDialogDotFactory, mContext) {
+                mockCallback.run()
+            }
+            .createDialog()
+            .apply {
+                show()
+                findViewById<View>(R.id.button_cancel).performClick()
+                verify(mockCallback).run()
+            }
+    }
+}
diff --git a/packages/SystemUI/tests/utils/src/android/content/ClipboardManagerKosmos.kt b/packages/SystemUI/tests/utils/src/android/content/ClipboardManagerKosmos.kt
new file mode 100644
index 0000000..379c008
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/android/content/ClipboardManagerKosmos.kt
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.content
+
+import com.android.systemui.kosmos.Kosmos
+import org.mockito.kotlin.mock
+
+val Kosmos.clipboardManager by Kosmos.Fixture { mock<ClipboardManager>() }
diff --git a/packages/SystemUI/tests/utils/src/android/hardware/display/DisplayManagerKosmos.kt b/packages/SystemUI/tests/utils/src/android/hardware/display/DisplayManagerKosmos.kt
index 796ec94..45dcb28 100644
--- a/packages/SystemUI/tests/utils/src/android/hardware/display/DisplayManagerKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/android/hardware/display/DisplayManagerKosmos.kt
@@ -16,7 +16,12 @@
 
 package android.hardware.display
 
+import android.view.Display
 import com.android.systemui.kosmos.Kosmos
-import com.android.systemui.util.mockito.mock
+import org.mockito.kotlin.mock
 
 val Kosmos.displayManager by Kosmos.Fixture { mock<DisplayManager>() }
+
+val Kosmos.defaultDisplay: Display by Kosmos.Fixture { mock<Display>() }
+
+val Kosmos.rearDisplay: Display by Kosmos.Fixture { mock<Display>() }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/DeviceStateManagerKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/DeviceStateManagerKosmos.kt
index 9c55820..b8a095e 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/DeviceStateManagerKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/DeviceStateManagerKosmos.kt
@@ -18,6 +18,7 @@
 
 import android.hardware.devicestate.DeviceState
 import android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_REAR_DISPLAY
+import android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_REAR_DISPLAY_OUTER_DEFAULT
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY
 import android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_CLOSED
@@ -44,7 +45,7 @@
                     .setSystemProperties(
                         setOf(
                             PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY,
-                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP
+                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP,
                         )
                     )
                     .setPhysicalProperties(
@@ -57,7 +58,7 @@
                     .setSystemProperties(
                         setOf(
                             PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY,
-                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP
+                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP,
                         )
                     )
                     .setPhysicalProperties(
@@ -70,14 +71,14 @@
                     .setSystemProperties(
                         setOf(
                             PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY,
-                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP
+                            PROPERTY_POWER_CONFIGURATION_TRIGGER_SLEEP,
                         )
                     )
                     .setPhysicalProperties(
                         setOf(PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_CLOSED)
                     )
                     .build()
-            )
+            ),
         )
     }
 
@@ -88,7 +89,7 @@
                 .setSystemProperties(
                     setOf(
                         PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY,
-                        PROPERTY_POWER_CONFIGURATION_TRIGGER_WAKE
+                        PROPERTY_POWER_CONFIGURATION_TRIGGER_WAKE,
                     )
                 )
                 .setPhysicalProperties(
@@ -105,7 +106,7 @@
                 .setSystemProperties(
                     setOf(
                         PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_INNER_PRIMARY,
-                        PROPERTY_POWER_CONFIGURATION_TRIGGER_WAKE
+                        PROPERTY_POWER_CONFIGURATION_TRIGGER_WAKE,
                     )
                 )
                 .setPhysicalProperties(setOf(PROPERTY_FOLDABLE_HARDWARE_CONFIGURATION_FOLD_IN_OPEN))
@@ -120,7 +121,22 @@
                 .setSystemProperties(
                     setOf(
                         PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY,
-                        PROPERTY_FEATURE_REAR_DISPLAY
+                        PROPERTY_FEATURE_REAR_DISPLAY,
+                    )
+                )
+                .build()
+        )
+    }
+
+val Kosmos.rearDisplayOuterDefaultDeviceState by
+    Kosmos.Fixture {
+        DeviceState(
+            DeviceState.Configuration.Builder(5 /* identifier */, "REAR_DISPLAY")
+                .setSystemProperties(
+                    setOf(
+                        PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY,
+                        PROPERTY_FEATURE_REAR_DISPLAY,
+                        PROPERTY_FEATURE_REAR_DISPLAY_OUTER_DEFAULT,
                     )
                 )
                 .build()
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/RearDisplayInnerDialogDelegateKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/RearDisplayInnerDialogDelegateKosmos.kt
new file mode 100644
index 0000000..6f59855
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/RearDisplayInnerDialogDelegateKosmos.kt
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.reardisplay.RearDisplayInnerDialogDelegate
+import org.mockito.kotlin.mock
+
+val Kosmos.rearDisplayInnerDialogDelegateFactory by
+    Kosmos.Fixture { mock<RearDisplayInnerDialogDelegate.Factory>() }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelKosmos.kt
index 2198e04..e36ad42 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/brightness/ui/viewmodel/BrightnessSliderViewModelKosmos.kt
@@ -21,7 +21,7 @@
 import com.android.systemui.haptics.slider.sliderHapticsViewModelFactory
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.settings.brightness.domain.interactor.brightnessMirrorShowingInteractor
-import com.android.systemui.kosmos.brightnessWarningToast
+import com.android.systemui.settings.brightness.ui.brightnessWarningToast
 
 val Kosmos.brightnessSliderViewModelFactory: BrightnessSliderViewModel.Factory by
     Kosmos.Fixture {
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryKosmos.kt
new file mode 100644
index 0000000..3ce1195
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/development/data/repository/DevelopmentSettingRepositoryKosmos.kt
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.data.repository
+
+import android.os.userManager
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.testDispatcher
+import com.android.systemui.util.settings.fakeGlobalSettings
+
+val Kosmos.developmentSettingRepository by
+    Kosmos.Fixture { DevelopmentSettingRepository(fakeGlobalSettings, userManager, testDispatcher) }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorKosmos.kt
new file mode 100644
index 0000000..aa4dd18
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/development/domain/interactor/BuildNumberInteractorKosmos.kt
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.domain.interactor
+
+import android.content.clipboardManager
+import android.content.res.mainResources
+import com.android.systemui.development.data.repository.developmentSettingRepository
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.testDispatcher
+import com.android.systemui.user.data.repository.userRepository
+
+val Kosmos.buildNumberInteractor by
+    Kosmos.Fixture {
+        BuildNumberInteractor(
+            developmentSettingRepository,
+            mainResources,
+            userRepository,
+            { clipboardManager },
+            testDispatcher,
+        )
+    }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModelKosmos.kt
new file mode 100644
index 0000000..c827311
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/development/ui/viewmodel/BuildNumberViewModelKosmos.kt
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.development.ui.viewmodel
+
+import com.android.systemui.development.domain.interactor.buildNumberInteractor
+import com.android.systemui.kosmos.Kosmos
+
+val Kosmos.buildNumberViewModelFactory by
+    Kosmos.Fixture {
+        object : BuildNumberViewModel.Factory {
+            override fun create(): BuildNumberViewModel {
+                return BuildNumberViewModel(buildNumberInteractor)
+            }
+        }
+    }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
index 903bc8e..9cb15c5 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
@@ -136,7 +136,11 @@
     }
 
 val Kosmos.shortcutHelperCategoriesInteractor by
-    Kosmos.Fixture { ShortcutHelperCategoriesInteractor(defaultShortcutCategoriesRepository) }
+    Kosmos.Fixture {
+        ShortcutHelperCategoriesInteractor(defaultShortcutCategoriesRepository) {
+            customShortcutCategoriesRepository
+        }
+    }
 
 val Kosmos.shortcutHelperViewModel by
     Kosmos.Fixture {
@@ -162,7 +166,8 @@
         }
     }
 
-val Kosmos.shortcutCustomizationInteractor by Kosmos.Fixture { ShortcutCustomizationInteractor() }
+val Kosmos.shortcutCustomizationInteractor by
+    Kosmos.Fixture { ShortcutCustomizationInteractor(customShortcutCategoriesRepository) }
 
 val Kosmos.shortcutCustomizationViewModelFactory by
     Kosmos.Fixture {
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelKosmos.kt
index d33d594..76e2cc8 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModelKosmos.kt
@@ -19,6 +19,7 @@
 import com.android.systemui.keyguard.domain.interactor.keyguardSmartspaceInteractor
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.applicationCoroutineScope
+import com.android.systemui.shade.domain.interactor.shadeInteractor
 import com.android.systemui.util.mockito.mock
 
 val Kosmos.keyguardSmartspaceViewModel by
@@ -28,5 +29,6 @@
             smartspaceController = mock(),
             keyguardClockViewModel = keyguardClockViewModel,
             smartspaceInteractor = keyguardSmartspaceInteractor,
+            shadeInteractor = shadeInteractor,
         )
     }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/kosmos/GeneralKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/kosmos/GeneralKosmos.kt
index f43841b..72cb1df 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/kosmos/GeneralKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/kosmos/GeneralKosmos.kt
@@ -3,9 +3,6 @@
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.kosmos.Kosmos.Fixture
-import com.android.systemui.settings.brightness.ui.BrightnessWarningToast
-
-import com.android.systemui.util.mockito.mock
 import kotlin.coroutines.CoroutineContext
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.test.StandardTestDispatcher
@@ -41,9 +38,6 @@
     testScope.backgroundScope.coroutineContext
 }
 var Kosmos.mainCoroutineContext: CoroutineContext by Fixture { testScope.coroutineContext }
-var Kosmos.brightnessWarningToast: BrightnessWarningToast by Kosmos.Fixture {
-    mock<BrightnessWarningToast>()
-}
 
 /**
  * Run this test body with a [Kosmos] as receiver, and using the [testScope] currently installed in
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModelKosmos.kt
index 0e5edb7..2e80293 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/qs/panels/ui/viewmodel/PaginatedGridViewModelKosmos.kt
@@ -16,6 +16,7 @@
 
 package com.android.systemui.qs.panels.ui.viewmodel
 
+import com.android.systemui.development.ui.viewmodel.buildNumberViewModelFactory
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.qs.panels.domain.interactor.paginatedGridInteractor
 
@@ -26,5 +27,6 @@
             qsColumnsViewModelFactory,
             paginatedGridInteractor,
             inFirstPageViewModel,
+            buildNumberViewModelFactory,
         )
     }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/settings/BrightnessSliderControllerKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/settings/BrightnessSliderControllerKosmos.kt
index aac122c..5d146fb 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/settings/BrightnessSliderControllerKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/settings/BrightnessSliderControllerKosmos.kt
@@ -21,9 +21,9 @@
 import com.android.systemui.haptics.msdl.msdlPlayer
 import com.android.systemui.haptics.vibratorHelper
 import com.android.systemui.kosmos.Kosmos
-import com.android.systemui.kosmos.brightnessWarningToast
 import com.android.systemui.plugins.activityStarter
 import com.android.systemui.settings.brightness.BrightnessSliderController
+import com.android.systemui.settings.brightness.ui.brightnessWarningToast
 import com.android.systemui.util.time.systemClock
 
 /** This factory creates empty mocks. */
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/settings/brightness/ui/BrightnessWarningToastKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/settings/brightness/ui/BrightnessWarningToastKosmos.kt
new file mode 100644
index 0000000..d9acb52
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/settings/brightness/ui/BrightnessWarningToastKosmos.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.settings.brightness.ui
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.util.mockito.mock
+
+var Kosmos.brightnessWarningToast: BrightnessWarningToast by
+    Kosmos.Fixture { mock<BrightnessWarningToast>() }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettings.java b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettings.java
index 65f4122..21a910b 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettings.java
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettings.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.util.settings;
 
+import static com.android.systemui.util.settings.JavaAdapter.newCoroutineScope;
+
 import static kotlinx.coroutines.test.TestCoroutineDispatchersKt.StandardTestDispatcher;
 
 import android.annotation.NonNull;
@@ -25,6 +27,7 @@
 import android.net.Uri;
 
 import kotlinx.coroutines.CoroutineDispatcher;
+import kotlinx.coroutines.CoroutineScope;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -34,7 +37,7 @@
 public class FakeGlobalSettings implements GlobalSettings {
     private final Map<String, String> mValues = new HashMap<>();
     private final Map<String, List<ContentObserver>> mContentObserversAllUsers = new HashMap<>();
-    private final CoroutineDispatcher mDispatcher;
+    private final CoroutineScope mSettingsScope;
 
     public static final Uri CONTENT_URI = Uri.parse("content://settings/fake_global");
 
@@ -44,11 +47,15 @@
      */
     @Deprecated
     public FakeGlobalSettings() {
-        mDispatcher = StandardTestDispatcher(/* scheduler = */ null, /* name = */ null);
+        CoroutineDispatcher dispatcher = StandardTestDispatcher(
+                /* scheduler = */ null,
+                /* name = */ null
+        );
+        mSettingsScope = newCoroutineScope(dispatcher);
     }
 
     public FakeGlobalSettings(CoroutineDispatcher dispatcher) {
-        mDispatcher = dispatcher;
+        mSettingsScope = newCoroutineScope(dispatcher);
     }
 
     @NonNull
@@ -61,8 +68,8 @@
 
     @NonNull
     @Override
-    public CoroutineDispatcher getBackgroundDispatcher() {
-        return mDispatcher;
+    public CoroutineScope getSettingsScope() {
+        return mSettingsScope;
     }
 
     @Override
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettingsKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettingsKosmos.kt
index 35fa2af..78b78ca 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettingsKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeGlobalSettingsKosmos.kt
@@ -19,5 +19,14 @@
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.Kosmos.Fixture
 import com.android.systemui.kosmos.testDispatcher
+import kotlin.coroutines.CoroutineContext
+import kotlinx.coroutines.CoroutineScope
 
 val Kosmos.fakeGlobalSettings: FakeGlobalSettings by Fixture { FakeGlobalSettings(testDispatcher) }
+
+object JavaAdapter {
+    @JvmStatic
+    fun newCoroutineScope(context: CoroutineContext): CoroutineScope {
+        return CoroutineScope(context)
+    }
+}
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeSettings.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeSettings.kt
index e5d113b..a357275 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeSettings.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/util/settings/FakeSettings.kt
@@ -24,6 +24,7 @@
 import androidx.annotation.VisibleForTesting
 import com.android.systemui.util.settings.SettingsProxy.CurrentUserIdProvider
 import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.test.StandardTestDispatcher
 import kotlinx.coroutines.test.TestDispatcher
@@ -33,7 +34,7 @@
     private val contentObservers = mutableMapOf<SettingsKey, MutableList<ContentObserver>>()
     private val contentObserversAllUsers = mutableMapOf<String, MutableList<ContentObserver>>()
 
-    override val backgroundDispatcher: CoroutineDispatcher
+    override val settingsScope: CoroutineScope
 
     @UserIdInt override var userId = UserHandle.USER_CURRENT
     override val currentUserProvider: CurrentUserIdProvider
@@ -43,17 +44,17 @@
       by main test scope."""
     )
     constructor() {
-        backgroundDispatcher = StandardTestDispatcher(scheduler = null, name = null)
+        settingsScope = CoroutineScope(StandardTestDispatcher(scheduler = null, name = null))
         currentUserProvider = CurrentUserIdProvider { userId }
     }
 
     constructor(dispatcher: CoroutineDispatcher) {
-        backgroundDispatcher = dispatcher
+        settingsScope = CoroutineScope(dispatcher)
         currentUserProvider = CurrentUserIdProvider { userId }
     }
 
     constructor(dispatcher: CoroutineDispatcher, currentUserProvider: CurrentUserIdProvider) {
-        backgroundDispatcher = dispatcher
+        settingsScope = CoroutineScope(dispatcher)
         this.currentUserProvider = currentUserProvider
     }
 
@@ -77,7 +78,7 @@
         uri: Uri,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) {
         if (userHandle == UserHandle.USER_ALL) {
             contentObserversAllUsers
@@ -107,31 +108,31 @@
     override suspend fun registerContentObserver(
         uri: Uri,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ) = suspendAdvanceDispatcher {
         super<UserSettingsProxy>.registerContentObserver(
             uri,
             notifyForDescendants,
-            settingsObserver
+            settingsObserver,
         )
     }
 
     override fun registerContentObserverAsync(
         uri: Uri,
         notifyForDescendants: Boolean,
-        settingsObserver: ContentObserver
+        settingsObserver: ContentObserver,
     ): Job = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverAsync(
             uri,
             notifyForDescendants,
-            settingsObserver
+            settingsObserver,
         )
     }
 
     override suspend fun registerContentObserverForUser(
         name: String,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) = suspendAdvanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUser(name, settingsObserver, userHandle)
     }
@@ -139,12 +140,12 @@
     override fun registerContentObserverForUserAsync(
         name: String,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ): Job = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUserAsync(
             name,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -156,7 +157,7 @@
     override suspend fun registerContentObserverForUser(
         uri: Uri,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) = suspendAdvanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUser(uri, settingsObserver, userHandle)
     }
@@ -164,12 +165,12 @@
     override fun registerContentObserverForUserAsync(
         uri: Uri,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ): Job = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUserAsync(
             uri,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -177,13 +178,13 @@
         uri: Uri,
         settingsObserver: ContentObserver,
         userHandle: Int,
-        registered: Runnable
+        registered: Runnable,
     ): Job = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUserAsync(
             uri,
             settingsObserver,
             userHandle,
-            registered
+            registered,
         )
     }
 
@@ -191,13 +192,13 @@
         name: String,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) = suspendAdvanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUser(
             name,
             notifyForDescendants,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -205,13 +206,13 @@
         name: String,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ) = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUserAsync(
             name,
             notifyForDescendants,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -219,13 +220,13 @@
         uri: Uri,
         notifyForDescendants: Boolean,
         settingsObserver: ContentObserver,
-        userHandle: Int
+        userHandle: Int,
     ): Job = advanceDispatcher {
         super<UserSettingsProxy>.registerContentObserverForUserAsync(
             uri,
             notifyForDescendants,
             settingsObserver,
-            userHandle
+            userHandle,
         )
     }
 
@@ -259,7 +260,7 @@
         tag: String?,
         makeDefault: Boolean,
         userHandle: Int,
-        overrideableByRestore: Boolean
+        overrideableByRestore: Boolean,
     ): Boolean {
         val key = SettingsKey(userHandle, getUriFor(name).toString())
         values[key] = value
@@ -275,7 +276,7 @@
         name: String,
         value: String?,
         tag: String?,
-        makeDefault: Boolean
+        makeDefault: Boolean,
     ): Boolean {
         return putString(name, value)
     }
@@ -293,8 +294,9 @@
         return result
     }
 
+    @OptIn(ExperimentalStdlibApi::class)
     private fun testDispatcherRunCurrent() {
-        val testDispatcher = backgroundDispatcher as? TestDispatcher
+        val testDispatcher = settingsScope.coroutineContext[CoroutineDispatcher] as? TestDispatcher
         testDispatcher?.scheduler?.runCurrent()
     }
 
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/volume/domain/interactor/FakeAudioSharingInteractor.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/domain/interactor/FakeAudioSharingInteractor.kt
new file mode 100644
index 0000000..1fb5e77
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/domain/interactor/FakeAudioSharingInteractor.kt
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.volume.domain.interactor
+
+import android.content.Context
+import androidx.annotation.IntRange
+import com.android.dream.lowlight.dagger.qualifiers.Application
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+
+class FakeAudioSharingInteractor : AudioSharingInteractor {
+    private val mutableInAudioSharing: MutableStateFlow<Boolean> = MutableStateFlow(false)
+    private val mutableVolume: MutableStateFlow<Int?> = MutableStateFlow(null)
+    private var audioSharingVolumeBarAvailable = false
+
+    override val isInAudioSharing: Flow<Boolean> = mutableInAudioSharing
+    override val volume: Flow<Int?> = mutableVolume
+    override val volumeMin: Int = AUDIO_SHARING_VOLUME_MIN
+    override val volumeMax: Int = AUDIO_SHARING_VOLUME_MAX
+
+    override suspend fun audioSharingVolumeBarAvailable(@Application context: Context): Boolean =
+        audioSharingVolumeBarAvailable
+
+    override fun setStreamVolume(
+        @IntRange(from = AUDIO_SHARING_VOLUME_MIN.toLong(), to = AUDIO_SHARING_VOLUME_MAX.toLong())
+        level: Int
+    ) {}
+
+    override fun handlePrimaryGroupChange() {}
+
+    fun setInAudioSharing(state: Boolean) {
+        mutableInAudioSharing.value = state
+    }
+
+    fun setVolume(volume: Int?) {
+        mutableVolume.value = volume
+    }
+
+    fun setAudioSharingVolumeBarAvailable(available: Boolean) {
+        audioSharingVolumeBarAvailable = available
+    }
+
+    companion object {
+        const val AUDIO_SHARING_VOLUME_MIN = 0
+        const val AUDIO_SHARING_VOLUME_MAX = 255
+    }
+}
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodAwareTestRunner.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodAwareTestRunner.java
index 869d854..9b71f80 100644
--- a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodAwareTestRunner.java
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodAwareTestRunner.java
@@ -30,6 +30,8 @@
 
 import androidx.test.platform.app.InstrumentationRegistry;
 
+import com.android.ravenwood.common.RavenwoodCommonUtils;
+
 import org.junit.rules.TestRule;
 import org.junit.runner.Description;
 import org.junit.runner.Runner;
@@ -229,7 +231,9 @@
             s.evaluate();
             onAfter(description, scope, order, null);
         } catch (Throwable t) {
-            if (onAfter(description, scope, order, t)) {
+            var shouldReportFailure = RavenwoodCommonUtils.runIgnoringException(
+                    () -> onAfter(description, scope, order, t));
+            if (shouldReportFailure == null || shouldReportFailure) {
                 throw t;
             }
         }
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
index 678a97b..1c1f157 100644
--- a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
@@ -22,6 +22,8 @@
 import static com.android.ravenwood.common.RavenwoodCommonUtils.RAVENWOOD_RESOURCE_APK;
 import static com.android.ravenwood.common.RavenwoodCommonUtils.RAVENWOOD_VERBOSE_LOGGING;
 import static com.android.ravenwood.common.RavenwoodCommonUtils.RAVENWOOD_VERSION_JAVA_SYSPROP;
+import static com.android.ravenwood.common.RavenwoodCommonUtils.parseNullableInt;
+import static com.android.ravenwood.common.RavenwoodCommonUtils.withDefault;
 
 import static org.junit.Assert.assertThrows;
 import static org.mockito.ArgumentMatchers.any;
@@ -39,6 +41,7 @@
 import android.content.res.Resources;
 import android.os.Binder;
 import android.os.Build;
+import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.os.HandlerThread;
 import android.os.Looper;
@@ -154,6 +157,13 @@
     private static RavenwoodAwareTestRunner sRunner;
     private static RavenwoodSystemProperties sProps;
 
+    private static final int DEFAULT_TARGET_SDK_LEVEL = VERSION_CODES.CUR_DEVELOPMENT;
+    private static final String DEFAULT_PACKAGE_NAME = "com.android.ravenwoodtests.defaultname";
+
+    private static int sTargetSdkLevel;
+    private static String sTestPackageName;
+    private static String sTargetPackageName;
+
     /**
      * Initialize the global environment.
      */
@@ -235,9 +245,22 @@
         System.setProperty("android.junit.runner",
                 "androidx.test.internal.runner.junit4.AndroidJUnit4ClassRunner");
 
+        loadRavenwoodProperties();
+
         assertMockitoVersion();
     }
 
+    private static void loadRavenwoodProperties() {
+        var props = RavenwoodSystemProperties.readProperties("ravenwood.properties");
+
+        sTargetSdkLevel = withDefault(
+                parseNullableInt(props.get("targetSdkVersionInt")), DEFAULT_TARGET_SDK_LEVEL);
+        sTargetPackageName = withDefault(props.get("packageName"), DEFAULT_PACKAGE_NAME);
+        sTestPackageName = withDefault(props.get("instPackageName"), sTargetPackageName);
+
+        // TODO(b/377765941) Read them from the manifest too?
+    }
+
     /**
      * Initialize the environment.
      */
@@ -256,7 +279,9 @@
             initInner(runner.mState.getConfig());
         } catch (Exception th) {
             Log.e(TAG, "init() failed", th);
-            reset();
+
+            RavenwoodCommonUtils.runIgnoringException(()-> reset());
+
             SneakyThrow.sneakyThrow(th);
         }
     }
@@ -267,6 +292,14 @@
             Thread.setDefaultUncaughtExceptionHandler(sUncaughtExceptionHandler);
         }
 
+        config.mTargetPackageName = sTargetPackageName;
+        config.mTestPackageName = sTestPackageName;
+        config.mTargetSdkLevel = sTargetSdkLevel;
+
+        Log.i(TAG, "TargetPackageName=" + sTargetPackageName);
+        Log.i(TAG, "TestPackageName=" + sTestPackageName);
+        Log.i(TAG, "TargetSdkLevel=" + sTargetSdkLevel);
+
         RavenwoodRuntimeState.sUid = config.mUid;
         RavenwoodRuntimeState.sPid = config.mPid;
         RavenwoodRuntimeState.sTargetSdkLevel = config.mTargetSdkLevel;
@@ -349,8 +382,11 @@
      * Partially re-initialize after each test method invocation
      */
     public static void reinit() {
-        var config = sRunner.mState.getConfig();
-        Binder.restoreCallingIdentity(packBinderIdentityToken(false, config.mUid, config.mPid));
+        // sRunner could be null, if there was a failure in the initialization.
+        if (sRunner != null) {
+            var config = sRunner.mState.getConfig();
+            Binder.restoreCallingIdentity(packBinderIdentityToken(false, config.mUid, config.mPid));
+        }
     }
 
     private static void initializeCompatIds(RavenwoodConfig config) {
@@ -380,6 +416,9 @@
 
     /**
      * De-initialize.
+     *
+     * Note, we call this method when init() fails too, so this method should deal with
+     * any partially-initialized states.
      */
     public static void reset() {
         if (RAVENWOOD_VERBOSE_LOGGING) {
@@ -411,7 +450,9 @@
             config.mState.mSystemServerContext.cleanUp();
         }
 
-        Looper.getMainLooper().quit();
+        if (Looper.getMainLooper() != null) {
+            Looper.getMainLooper().quit();
+        }
         Looper.clearMainLooperForTest();
 
         ActivityManager.reset$ravenwood();
diff --git a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodConfig.java b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodConfig.java
index 3ed8b0a..619c8e3 100644
--- a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodConfig.java
+++ b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodConfig.java
@@ -22,7 +22,6 @@
 import android.annotation.Nullable;
 import android.app.Instrumentation;
 import android.content.Context;
-import android.os.Build;
 
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
@@ -30,16 +29,12 @@
 import java.lang.annotation.Target;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Objects;
 import java.util.concurrent.atomic.AtomicInteger;
 
 /**
- * Represents how to configure the ravenwood environment for a test class.
- *
- * If a ravenwood test class has a public static field with the {@link Config} annotation,
- * Ravenwood will extract the config from it and initializes the environment. The type of the
- * field must be of {@link RavenwoodConfig}.
+ * @deprecated This class will be removed. Reach out to g/ravenwood if you need any features in it.
  */
+@Deprecated
 public final class RavenwoodConfig {
     /**
      * Use this to mark a field as the configuration.
@@ -66,7 +61,7 @@
     String mTestPackageName;
     String mTargetPackageName;
 
-    int mTargetSdkLevel = Build.VERSION_CODES.CUR_DEVELOPMENT;
+    int mTargetSdkLevel;
 
     final RavenwoodSystemProperties mSystemProperties = new RavenwoodSystemProperties();
 
@@ -91,12 +86,6 @@
         return RavenwoodRule.isOnRavenwood();
     }
 
-    private void setDefaults() {
-        if (mTargetPackageName == null) {
-            mTargetPackageName = mTestPackageName;
-        }
-    }
-
     public static class Builder {
         private final RavenwoodConfig mConfig = new RavenwoodConfig();
 
@@ -120,28 +109,27 @@
         }
 
         /**
-         * Configure the package name of the test, which corresponds to
-         * {@link Instrumentation#getContext()}.
+         * @deprecated no longer used. Package name is set in the build file. (for now)
          */
+        @Deprecated
         public Builder setPackageName(@NonNull String packageName) {
-            mConfig.mTestPackageName = Objects.requireNonNull(packageName);
             return this;
         }
 
         /**
-         * Configure the package name of the target app, which corresponds to
-         * {@link Instrumentation#getTargetContext()}. Defaults to {@link #setPackageName}.
+         * @deprecated no longer used. Package name is set in the build file. (for now)
          */
+        @Deprecated
         public Builder setTargetPackageName(@NonNull String packageName) {
-            mConfig.mTargetPackageName = Objects.requireNonNull(packageName);
             return this;
         }
 
+
         /**
-         * Configure the target SDK level of the test.
+         * @deprecated no longer used. Target SDK level is set in the build file. (for now)
          */
+        @Deprecated
         public Builder setTargetSdkLevel(int sdkLevel) {
-            mConfig.mTargetSdkLevel = sdkLevel;
             return this;
         }
 
@@ -205,7 +193,6 @@
         }
 
         public RavenwoodConfig build() {
-            mConfig.setDefaults();
             return mConfig;
         }
     }
diff --git a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodRule.java b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodRule.java
index bfa3802..f7acd90 100644
--- a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodRule.java
+++ b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodRule.java
@@ -36,10 +36,8 @@
 import java.util.regex.Pattern;
 
 /**
- * @deprecated Use {@link RavenwoodConfig} to configure the ravenwood environment instead.
- * A {@link RavenwoodRule} is no longer needed for {@link DisabledOnRavenwood}. To get the
- * {@link Context} and {@link Instrumentation}, use
- * {@link androidx.test.platform.app.InstrumentationRegistry} instead.
+ * @deprecated This class is undergoing a major change. Reach out to g/ravenwood if you need
+ * any featues in it.
  */
 @Deprecated
 public final class RavenwoodRule implements TestRule {
@@ -128,11 +126,10 @@
         }
 
         /**
-         * Configure the identity of this process to be the given package name for the duration
-         * of the test. Has no effect on non-Ravenwood environments.
+         * @deprecated no longer used.
          */
+        @Deprecated
         public Builder setPackageName(@NonNull String packageName) {
-            mBuilder.setPackageName(packageName);
             return this;
         }
 
diff --git a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodSystemProperties.java b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodSystemProperties.java
index 3e4619f..9bd376a 100644
--- a/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodSystemProperties.java
+++ b/ravenwood/junit-src/android/platform/test/ravenwood/RavenwoodSystemProperties.java
@@ -52,7 +52,7 @@
             "vendor_dlkm",
     };
 
-    private static Map<String, String> readProperties(String propFile) {
+    static Map<String, String> readProperties(String propFile) {
         // Use an ordered map just for cleaner dump log.
         final Map<String, String> ret = new LinkedHashMap<>();
         try {
@@ -60,7 +60,7 @@
                     .map(String::trim)
                     .filter(s -> !s.startsWith("#"))
                     .map(s -> s.split("\\s*=\\s*", 2))
-                    .filter(a -> a.length == 2)
+                    .filter(a -> a.length == 2 && a[1].length() > 0)
                     .forEach(a -> ret.put(a[0], a[1]));
         } catch (IOException e) {
             throw new RuntimeException(e);
diff --git a/ravenwood/runtime-common-src/com/android/ravenwood/common/RavenwoodCommonUtils.java b/ravenwood/runtime-common-src/com/android/ravenwood/common/RavenwoodCommonUtils.java
index 520f050..2a04d44 100644
--- a/ravenwood/runtime-common-src/com/android/ravenwood/common/RavenwoodCommonUtils.java
+++ b/ravenwood/runtime-common-src/com/android/ravenwood/common/RavenwoodCommonUtils.java
@@ -30,6 +30,7 @@
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.Arrays;
+import java.util.function.Supplier;
 
 public class RavenwoodCommonUtils {
     private static final String TAG = "RavenwoodCommonUtils";
@@ -277,11 +278,55 @@
                 (isStatic ? "static" : "")));
     }
 
+    /**
+     * Run a supplier and swallow the exception, if any.
+     *
+     * It's a dangerous function. Only use it in an exception handler where we don't want to crash.
+     */
+    @Nullable
+    public static <T> T runIgnoringException(@NonNull Supplier<T> s) {
+        try {
+            return s.get();
+        } catch (Throwable th) {
+            log(TAG, "Warning: Exception detected! " + getStackTraceString(th));
+        }
+        return null;
+    }
+
+    /**
+     * Run a runnable and swallow the exception, if any.
+     *
+     * It's a dangerous function. Only use it in an exception handler where we don't want to crash.
+     */
+    public static void runIgnoringException(@NonNull Runnable r) {
+        runIgnoringException(() -> {
+            r.run();
+            return null;
+        });
+    }
+
     @NonNull
-    public static String getStackTraceString(@Nullable Throwable th) {
+    public static String getStackTraceString(@NonNull Throwable th) {
         StringWriter stringWriter = new StringWriter();
         PrintWriter writer = new PrintWriter(stringWriter);
         th.printStackTrace(writer);
         return stringWriter.toString();
     }
+
+    /** Same as {@link Integer#parseInt(String)} but accepts null and returns null. */
+    @Nullable
+    public static Integer parseNullableInt(@Nullable String value) {
+        if (value == null) {
+            return null;
+        }
+        return Integer.parseInt(value);
+    }
+
+    /**
+     * @return {@code value} if it's non-null. Otherwise, returns {@code def}.
+     */
+    @Nullable
+    public static <T> T withDefault(@Nullable T value, @Nullable T def) {
+        return value != null ? value : def;
+    }
 }
diff --git a/ravenwood/tests/bivalentinst/Android.bp b/ravenwood/tests/bivalentinst/Android.bp
index 41e45e5..31e3bcc 100644
--- a/ravenwood/tests/bivalentinst/Android.bp
+++ b/ravenwood/tests/bivalentinst/Android.bp
@@ -27,6 +27,9 @@
         "junit",
         "truth",
     ],
+
+    package_name: "com.android.ravenwood.bivalentinsttest_self_inst",
+
     resource_apk: "RavenwoodBivalentInstTest_self_inst_device",
     auto_gen_config: true,
 }
@@ -53,6 +56,10 @@
         "truth",
     ],
     resource_apk: "RavenwoodBivalentInstTestTarget",
+
+    package_name: "com.android.ravenwood.bivalentinst_target_app",
+    inst_package_name: "com.android.ravenwood.bivalentinsttest_nonself_inst",
+
     inst_resource_apk: "RavenwoodBivalentInstTest_nonself_inst_device",
     auto_gen_config: true,
 }
diff --git a/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_nonself.java b/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_nonself.java
index 92d43d7..db252d8 100644
--- a/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_nonself.java
+++ b/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_nonself.java
@@ -19,8 +19,6 @@
 
 import android.app.Instrumentation;
 import android.content.Context;
-import android.platform.test.ravenwood.RavenwoodConfig;
-import android.platform.test.ravenwood.RavenwoodConfig.Config;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.platform.app.InstrumentationRegistry;
@@ -39,11 +37,6 @@
     private static final String TEST_PACKAGE_NAME =
             "com.android.ravenwood.bivalentinsttest_nonself_inst";
 
-    @Config
-    public static final RavenwoodConfig sConfig = new RavenwoodConfig.Builder()
-            .setPackageName(TEST_PACKAGE_NAME)
-            .setTargetPackageName(TARGET_PACKAGE_NAME)
-            .build();
 
     private static Instrumentation sInstrumentation;
     private static Context sTestContext;
diff --git a/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_self.java b/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_self.java
index 2f35923..94b1861 100644
--- a/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_self.java
+++ b/ravenwood/tests/bivalentinst/test/com/android/ravenwoodtest/bivalentinst/RavenwoodInstrumentationTest_self.java
@@ -19,8 +19,6 @@
 
 import android.app.Instrumentation;
 import android.content.Context;
-import android.platform.test.ravenwood.RavenwoodConfig;
-import android.platform.test.ravenwood.RavenwoodConfig.Config;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.platform.app.InstrumentationRegistry;
@@ -40,13 +38,6 @@
     private static final String TEST_PACKAGE_NAME =
             "com.android.ravenwood.bivalentinsttest_self_inst";
 
-    @Config
-    public static final RavenwoodConfig sConfig = new RavenwoodConfig.Builder()
-            .setPackageName(TEST_PACKAGE_NAME)
-            .setTargetPackageName(TARGET_PACKAGE_NAME)
-            .build();
-
-
     private static Instrumentation sInstrumentation;
     private static Context sTestContext;
     private static Context sTargetContext;
diff --git a/ravenwood/tests/bivalenttest/Android.bp b/ravenwood/tests/bivalenttest/Android.bp
index 40e6672..ac545df 100644
--- a/ravenwood/tests/bivalenttest/Android.bp
+++ b/ravenwood/tests/bivalenttest/Android.bp
@@ -84,6 +84,8 @@
 android_ravenwood_test {
     name: "RavenwoodBivalentTest",
     defaults: ["ravenwood-bivalent-defaults"],
+    target_sdk_version: "34",
+    package_name: "com.android.ravenwoodtest.bivalenttest",
     auto_gen_config: true,
 }
 
diff --git a/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/RavenwoodConfigTest.java b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/RavenwoodConfigTest.java
index a5a16c1..306c2b39 100644
--- a/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/RavenwoodConfigTest.java
+++ b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/RavenwoodConfigTest.java
@@ -20,8 +20,6 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assume.assumeTrue;
 
-import android.platform.test.ravenwood.RavenwoodConfig;
-
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.platform.app.InstrumentationRegistry;
 
@@ -33,13 +31,7 @@
  */
 @RunWith(AndroidJUnit4.class)
 public class RavenwoodConfigTest {
-    private static final String PACKAGE_NAME = "com.test";
-
-    @RavenwoodConfig.Config
-    public static RavenwoodConfig sConfig =
-            new RavenwoodConfig.Builder()
-                    .setPackageName(PACKAGE_NAME)
-                    .build();
+    private static final String PACKAGE_NAME = "com.android.ravenwoodtest.bivalenttest";
 
     @Test
     public void testConfig() {
diff --git a/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt
index a95760d..882c91c 100644
--- a/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt
+++ b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt
@@ -16,8 +16,6 @@
 package com.android.ravenwoodtest.bivalenttest.compat
 
 import android.app.compat.CompatChanges
-import android.os.Build
-import android.platform.test.ravenwood.RavenwoodConfig
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.android.internal.ravenwood.RavenwoodEnvironment.CompatIdsForTest
 import org.junit.Assert
@@ -26,14 +24,6 @@
 
 @RunWith(AndroidJUnit4::class)
 class RavenwoodCompatFrameworkTest {
-    companion object {
-        @JvmField // Expose as a raw field, not as a property.
-        @RavenwoodConfig.Config
-        val config = RavenwoodConfig.Builder()
-            .setTargetSdkLevel(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
-            .build()
-    }
-
     @Test
     fun testEnabled() {
         Assert.assertTrue(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_1))
@@ -53,4 +43,4 @@
     fun testEnabledAfterUForUApps() {
         Assert.assertFalse(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_4))
     }
-}
\ No newline at end of file
+}
diff --git a/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerConfigValidationTest.java b/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerConfigValidationTest.java
index 02d1073..f94b98b 100644
--- a/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerConfigValidationTest.java
+++ b/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerConfigValidationTest.java
@@ -24,6 +24,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.platform.app.InstrumentationRegistry;
 
+import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.TestRule;
@@ -32,6 +33,10 @@
 
 /**
  * Test for @Config field extraction and validation.
+ *
+ * TODO(b/377765941) Most of the tests here will be obsolete and deleted with b/377765941, but
+ * some of the tests may need to be re-implemented one way or another. (e.g. the package name
+ * test.) Until that happens, we'll keep all tests here but add an {@code @Ignore} instead.
  */
 @NoRavenizer // This class shouldn't be executed with RavenwoodAwareTestRunner.
 public class RavenwoodRunnerConfigValidationTest extends RavenwoodRunnerTestBase {
@@ -59,6 +64,7 @@
     testRunFinished: 1,0,0,0
     """)
     // CHECKSTYLE:ON
+    @Ignore // Package name is no longer set via config.
     public static class ConfigInBaseClassTest extends ConfigInBaseClass {
         @Test
         public void test() {
@@ -83,6 +89,7 @@
     testRunFinished: 1,0,0,0
     """)
     // CHECKSTYLE:ON
+    @Ignore // Package name is no longer set via config.
     public static class ConfigOverridingTest extends ConfigInBaseClass {
         static String PACKAGE_NAME_OVERRIDE = "com.ConfigOverridingTest";
 
@@ -376,6 +383,7 @@
     testRunFinished: 1,0,0,0
     """)
     // CHECKSTYLE:ON
+    @Ignore // Package name is no longer set via config.
     public static class RuleInBaseClassSuccessTest extends RuleInBaseClass {
 
         @Test
@@ -437,6 +445,7 @@
     testRunFinished: 1,1,0,0
     """)
     // CHECKSTYLE:ON
+    @Ignore // Package name is no longer set via config.
     public static class RuleWithDifferentTypeInBaseClassSuccessTest extends RuleWithDifferentTypeInBaseClass {
 
         @Test
diff --git a/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerTestBase.java b/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerTestBase.java
index f7a2198..0e3d053 100644
--- a/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerTestBase.java
+++ b/ravenwood/tests/coretest/test/com/android/ravenwoodtest/runnercallbacktests/RavenwoodRunnerTestBase.java
@@ -25,6 +25,8 @@
 
 import junitparams.JUnitParamsRunner;
 import junitparams.Parameters;
+
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.Description;
 import org.junit.runner.JUnitCore;
@@ -103,6 +105,7 @@
         var thisClass = this.getClass();
         var ret = Arrays.stream(thisClass.getNestMembers())
                 .filter((c) -> c.getAnnotation(Expected.class) != null)
+                .filter((c) -> c.getAnnotation(Ignore.class) == null)
                 .toArray(Class[]::new);
 
         assertThat(ret.length).isGreaterThan(0);
diff --git a/ravenwood/tests/runtime-test/Android.bp b/ravenwood/tests/runtime-test/Android.bp
index 0c0df1f..c352003 100644
--- a/ravenwood/tests/runtime-test/Android.bp
+++ b/ravenwood/tests/runtime-test/Android.bp
@@ -9,7 +9,7 @@
 
 android_ravenwood_test {
     name: "RavenwoodRuntimeTest",
-
+    target_sdk_version: "34",
     libs: [
         "ravenwood-helper-runtime",
     ],
diff --git a/services/autofill/java/com/android/server/autofill/Helper.java b/services/autofill/java/com/android/server/autofill/Helper.java
index e59bb42..4f632c9 100644
--- a/services/autofill/java/com/android/server/autofill/Helper.java
+++ b/services/autofill/java/com/android/server/autofill/Helper.java
@@ -353,7 +353,10 @@
     private static void addAutofillableIds(@NonNull ViewNode node,
             @NonNull ArrayList<AutofillId> ids, boolean autofillableOnly) {
         if (!autofillableOnly || node.getAutofillType() != View.AUTOFILL_TYPE_NONE) {
-            ids.add(node.getAutofillId());
+            AutofillId id = node.getAutofillId();
+            if (id != null) {
+                ids.add(id);
+            }
         }
         final int size = node.getChildCount();
         for (int i = 0; i < size; i++) {
diff --git a/services/backup/java/com/android/server/backup/BackupAgentConnectionManager.java b/services/backup/java/com/android/server/backup/BackupAgentConnectionManager.java
new file mode 100644
index 0000000..5e4bab15
--- /dev/null
+++ b/services/backup/java/com/android/server/backup/BackupAgentConnectionManager.java
@@ -0,0 +1,318 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.backup;
+
+import static com.android.server.backup.BackupManagerService.MORE_DEBUG;
+import static com.android.server.backup.BackupManagerService.TAG;
+
+import android.annotation.Nullable;
+import android.app.ActivityManager;
+import android.app.ActivityManagerInternal;
+import android.app.ApplicationThreadConstants;
+import android.app.IActivityManager;
+import android.app.IBackupAgent;
+import android.app.backup.BackupAnnotations;
+import android.app.compat.CompatChanges;
+import android.compat.annotation.ChangeId;
+import android.compat.annotation.EnabledSince;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.os.Binder;
+import android.os.Build;
+import android.os.IBinder;
+import android.os.Process;
+import android.os.RemoteException;
+import android.os.UserHandle;
+import android.util.ArraySet;
+import android.util.Slog;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.server.LocalServices;
+import com.android.server.backup.internal.LifecycleOperationStorage;
+
+import java.util.Set;
+
+/**
+ * Handles the lifecycle of {@link IBackupAgent}s that the {@link UserBackupManagerService}
+ * communicates with.
+ *
+ * <p>There can only be one agent that's connected to at a time.
+ *
+ * <p>There should be only one instance of this class per {@link UserBackupManagerService}.
+ */
+public class BackupAgentConnectionManager {
+
+    /**
+     * Enables the OS making a decision on whether backup restricted mode should be used for apps
+     * that haven't explicitly opted in or out. See
+     * {@link android.content.pm.PackageManager#PROPERTY_USE_RESTRICTED_BACKUP_MODE} for details.
+     */
+    @ChangeId
+    @EnabledSince(targetSdkVersion = Build.VERSION_CODES.BAKLAVA)
+    public static final long OS_DECIDES_BACKUP_RESTRICTED_MODE = 376661510;
+
+    // The thread performing the sequence of queued backups binds to each app's agent
+    // in succession.  Bind notifications are asynchronously delivered through the
+    // Activity Manager; use this lock object to signal when a requested binding has
+    // completed.
+    private final Object mAgentConnectLock = new Object();
+    private IBackupAgent mConnectedAgent;
+    private volatile boolean mConnecting;
+    private final ArraySet<String> mRestoreNoRestrictedModePackages = new ArraySet<>();
+    private final ArraySet<String> mBackupNoRestrictedModePackages = new ArraySet<>();
+
+    private final IActivityManager mActivityManager;
+    private final ActivityManagerInternal mActivityManagerInternal;
+    private final LifecycleOperationStorage mOperationStorage;
+    private final PackageManager mPackageManager;
+    private final UserBackupManagerService mUserBackupManagerService;
+    private final int mUserId;
+    private final String mUserIdMsg;
+
+    BackupAgentConnectionManager(LifecycleOperationStorage operationStorage,
+            PackageManager packageManager, UserBackupManagerService userBackupManagerService,
+            int userId) {
+        mActivityManager = ActivityManager.getService();
+        mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class);
+        mOperationStorage = operationStorage;
+        mPackageManager = packageManager;
+        mUserBackupManagerService = userBackupManagerService;
+        mUserId = userId;
+        mUserIdMsg = "[UserID:" + userId + "] ";
+    }
+
+    /**
+     * Fires off a backup agent, blocking until it attaches (and ActivityManager will call
+     * {@link #agentConnected(String, IBinder)}) or until this operation times out.
+     *
+     * @param mode a {@code BACKUP_MODE} from {@link android.app.ApplicationThreadConstants}.
+     */
+    @Nullable
+    public IBackupAgent bindToAgentSynchronous(ApplicationInfo app, int mode,
+            @BackupAnnotations.BackupDestination int backupDestination) {
+        IBackupAgent agent = null;
+        synchronized (mAgentConnectLock) {
+            mConnecting = true;
+            mConnectedAgent = null;
+            boolean useRestrictedMode = shouldUseRestrictedBackupModeForPackage(mode,
+                    app.packageName);
+            try {
+                if (mActivityManager.bindBackupAgent(app.packageName, mode, mUserId,
+                        backupDestination, useRestrictedMode)) {
+                    Slog.d(TAG, mUserIdMsg + "awaiting agent for " + app);
+
+                    // success; wait for the agent to arrive
+                    // only wait 10 seconds for the bind to happen
+                    long timeoutMark = System.currentTimeMillis() + 10 * 1000;
+                    while (mConnecting && mConnectedAgent == null && (System.currentTimeMillis()
+                            < timeoutMark)) {
+                        try {
+                            mAgentConnectLock.wait(5000);
+                        } catch (InterruptedException e) {
+                            // just bail
+                            Slog.w(TAG, mUserIdMsg + "Interrupted: " + e);
+                            mConnecting = false;
+                            mConnectedAgent = null;
+                        }
+                    }
+
+                    // if we timed out with no connect, abort and move on
+                    if (mConnecting) {
+                        Slog.w(TAG, mUserIdMsg + "Timeout waiting for agent " + app);
+                        mConnectedAgent = null;
+                    }
+                    Slog.i(TAG, mUserIdMsg + "got agent " + mConnectedAgent);
+                    agent = mConnectedAgent;
+                }
+            } catch (RemoteException e) {
+                // can't happen - ActivityManager is local
+            }
+        }
+        if (agent == null) {
+            mActivityManagerInternal.clearPendingBackup(mUserId);
+        }
+        return agent;
+    }
+
+    /**
+     * Tell the ActivityManager that we are done with the {@link IBackupAgent} of this {@code app}.
+     * It will tell the app to destroy the agent.
+     */
+    public void unbindAgent(ApplicationInfo app) {
+        try {
+            mActivityManager.unbindBackupAgent(app);
+        } catch (RemoteException e) {
+            // Can't happen - activity manager is local
+        }
+    }
+
+    /**
+     * Callback: a requested backup agent has been instantiated. This should only be called from
+     * the
+     * {@link ActivityManager} when it's telling us that an agent is ready after a call to
+     * {@link #bindToAgentSynchronous(ApplicationInfo, int, int)}.
+     */
+    public void agentConnected(String packageName, IBinder agentBinder) {
+        synchronized (mAgentConnectLock) {
+            if (getCallingUid() == android.os.Process.SYSTEM_UID) {
+                Slog.d(TAG,
+                        mUserIdMsg + "agentConnected pkg=" + packageName + " agent=" + agentBinder);
+                mConnectedAgent = IBackupAgent.Stub.asInterface(agentBinder);
+                mConnecting = false;
+            } else {
+                Slog.w(TAG, mUserIdMsg + "Non-system process uid=" + getCallingUid()
+                        + " claiming agent connected");
+            }
+            mAgentConnectLock.notifyAll();
+        }
+    }
+
+    /**
+     * Callback: a backup agent has failed to come up, or has unexpectedly quit. If the agent failed
+     * to come up in the first place, the agentBinder argument will be {@code null}. This should
+     * only be called from the {@link ActivityManager}.
+     */
+    public void agentDisconnected(String packageName) {
+        synchronized (mAgentConnectLock) {
+            if (getCallingUid() == Process.SYSTEM_UID) {
+                mConnectedAgent = null;
+                mConnecting = false;
+            } else {
+                Slog.w(TAG, mUserIdMsg + "Non-system process uid=" + getCallingUid()
+                        + " claiming agent disconnected");
+            }
+            Slog.w(TAG, mUserIdMsg + "agentDisconnected: the backup agent for " + packageName
+                    + " died: cancel current operations");
+
+            // Offload operation cancellation off the main thread as the cancellation callbacks
+            // might call out to BackupTransport. Other operations started on the same package
+            // before the cancellation callback has executed will also be cancelled by the callback.
+            Runnable cancellationRunnable = () -> {
+                // handleCancel() causes the PerformFullTransportBackupTask to go on to
+                // tearDownAgentAndKill: that will unbindBackupAgent in the Activity Manager, so
+                // that the package being backed up doesn't get stuck in restricted mode until the
+                // backup time-out elapses.
+                for (int token : mOperationStorage.operationTokensForPackage(packageName)) {
+                    if (MORE_DEBUG) {
+                        Slog.d(TAG,
+                                mUserIdMsg + "agentDisconnected: will handleCancel(all) for token:"
+                                        + Integer.toHexString(token));
+                    }
+                    mUserBackupManagerService.handleCancel(token, true /* cancelAll */);
+                }
+            };
+            getThreadForCancellation(cancellationRunnable).start();
+
+            mAgentConnectLock.notifyAll();
+        }
+    }
+
+    /**
+     * Marks the given set of packages as packages that should not be put into restricted mode if
+     * they are started for the given {@link BackupAnnotations.OperationType}.
+     */
+    public void setNoRestrictedModePackages(Set<String> packageNames,
+            @BackupAnnotations.OperationType int opType) {
+        if (opType == BackupAnnotations.OperationType.BACKUP) {
+            mBackupNoRestrictedModePackages.clear();
+            mBackupNoRestrictedModePackages.addAll(packageNames);
+        } else if (opType == BackupAnnotations.OperationType.RESTORE) {
+            mRestoreNoRestrictedModePackages.clear();
+            mRestoreNoRestrictedModePackages.addAll(packageNames);
+        } else {
+            throw new IllegalArgumentException("opType must be BACKUP or RESTORE");
+        }
+    }
+
+    /**
+     * Clears the list of packages that should not be put into restricted mode for either backup or
+     * restore.
+     */
+    public void clearNoRestrictedModePackages() {
+        mBackupNoRestrictedModePackages.clear();
+        mRestoreNoRestrictedModePackages.clear();
+    }
+
+    /**
+     * If the app has specified {@link PackageManager#PROPERTY_USE_RESTRICTED_BACKUP_MODE}, then
+     * its value is returned. If it hasn't and it targets an SDK below
+     * {@link Build.VERSION_CODES#BAKLAVA} then returns true. If it targets a newer SDK, then
+     * returns the decision made by the {@link android.app.backup.BackupTransport}.
+     *
+     * <p>When this method is called, we should have already asked the transport and cached its
+     * response in {@link #mBackupNoRestrictedModePackages} or
+     * {@link #mRestoreNoRestrictedModePackages} so this method will immediately return without
+     * any IPC to the transport.
+     */
+    private boolean shouldUseRestrictedBackupModeForPackage(
+            @BackupAnnotations.OperationType int mode, String packageName) {
+        if (!Flags.enableRestrictedModeChanges()) {
+            return true;
+        }
+
+        // Key/Value apps are never put in restricted mode.
+        if (mode == ApplicationThreadConstants.BACKUP_MODE_INCREMENTAL
+                || mode == ApplicationThreadConstants.BACKUP_MODE_RESTORE) {
+            return false;
+        }
+
+        try {
+            PackageManager.Property property = mPackageManager.getPropertyAsUser(
+                    PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE,
+                    packageName, /* className= */ null, mUserId);
+            if (property.isBoolean()) {
+                // If the package has explicitly specified, we won't ask the transport.
+                return property.getBoolean();
+            } else {
+                Slog.w(TAG,
+                        PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE + "must be a boolean.");
+            }
+        } catch (NameNotFoundException e) {
+            // This is expected when the package has not defined the property in its manifest.
+        }
+
+        // The package has not specified the property. The behavior depends on the package's
+        // targetSdk.
+        // <36 gets the old behavior of always using restricted mode.
+        if (!CompatChanges.isChangeEnabled(OS_DECIDES_BACKUP_RESTRICTED_MODE, packageName,
+                UserHandle.of(mUserId))) {
+            return true;
+        }
+
+        // Apps targeting >=36 get the behavior decided by the transport.
+        // By this point, we should have asked the transport and cached its decision.
+        if ((mode == ApplicationThreadConstants.BACKUP_MODE_FULL
+                && mBackupNoRestrictedModePackages.contains(packageName)) || (
+                mode == ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL
+                        && mRestoreNoRestrictedModePackages.contains(packageName))) {
+            Slog.d(TAG, "Transport requested no restricted mode for: " + packageName);
+            return false;
+        }
+        return true;
+    }
+
+    @VisibleForTesting
+    Thread getThreadForCancellation(Runnable operation) {
+        return new Thread(operation, /* operationName */ "agent-disconnected");
+    }
+
+    @VisibleForTesting
+    int getCallingUid() {
+        return Binder.getCallingUid();
+    }
+}
diff --git a/services/backup/java/com/android/server/backup/BackupManagerService.java b/services/backup/java/com/android/server/backup/BackupManagerService.java
index 5f0071d..3f6ede9 100644
--- a/services/backup/java/com/android/server/backup/BackupManagerService.java
+++ b/services/backup/java/com/android/server/backup/BackupManagerService.java
@@ -658,7 +658,8 @@
                 getServiceForUserIfCallerHasPermission(userId, "agentConnected()");
 
         if (userBackupManagerService != null) {
-            userBackupManagerService.agentConnected(packageName, agentBinder);
+            userBackupManagerService.getBackupAgentConnectionManager().agentConnected(packageName,
+                    agentBinder);
         }
     }
 
@@ -683,7 +684,8 @@
                 getServiceForUserIfCallerHasPermission(userId, "agentDisconnected()");
 
         if (userBackupManagerService != null) {
-            userBackupManagerService.agentDisconnected(packageName);
+            userBackupManagerService.getBackupAgentConnectionManager().agentDisconnected(
+                    packageName);
         }
     }
 
diff --git a/services/backup/java/com/android/server/backup/KeyValueAdbBackupEngine.java b/services/backup/java/com/android/server/backup/KeyValueAdbBackupEngine.java
index f5d6836..136bacd 100644
--- a/services/backup/java/com/android/server/backup/KeyValueAdbBackupEngine.java
+++ b/services/backup/java/com/android/server/backup/KeyValueAdbBackupEngine.java
@@ -146,7 +146,8 @@
 
     private IBackupAgent bindToAgent(ApplicationInfo targetApp) {
         try {
-            return mBackupManagerService.bindToAgentSynchronous(targetApp,
+            return mBackupManagerService.getBackupAgentConnectionManager().bindToAgentSynchronous(
+                    targetApp,
                     ApplicationThreadConstants.BACKUP_MODE_INCREMENTAL,
                     BackupAnnotations.BackupDestination.CLOUD);
         } catch (SecurityException e) {
diff --git a/services/backup/java/com/android/server/backup/UserBackupManagerService.java b/services/backup/java/com/android/server/backup/UserBackupManagerService.java
index 5de2fb3..e085f6e 100644
--- a/services/backup/java/com/android/server/backup/UserBackupManagerService.java
+++ b/services/backup/java/com/android/server/backup/UserBackupManagerService.java
@@ -43,9 +43,7 @@
 import android.app.ActivityManagerInternal;
 import android.app.AlarmManager;
 import android.app.AppGlobals;
-import android.app.ApplicationThreadConstants;
 import android.app.IActivityManager;
-import android.app.IBackupAgent;
 import android.app.PendingIntent;
 import android.app.backup.BackupAgent;
 import android.app.backup.BackupAnnotations;
@@ -60,9 +58,6 @@
 import android.app.backup.IFullBackupRestoreObserver;
 import android.app.backup.IRestoreSession;
 import android.app.backup.ISelectBackupTransportCallback;
-import android.app.compat.CompatChanges;
-import android.compat.annotation.ChangeId;
-import android.compat.annotation.EnabledSince;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -83,7 +78,6 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.HandlerThread;
-import android.os.IBinder;
 import android.os.Message;
 import android.os.ParcelFileDescriptor;
 import android.os.PowerManager;
@@ -302,21 +296,10 @@
     private static final String BACKUP_FINISHED_ACTION = "android.intent.action.BACKUP_FINISHED";
     private static final String BACKUP_FINISHED_PACKAGE_EXTRA = "packageName";
 
-    /**
-     * Enables the OS making a decision on whether backup restricted mode should be used for apps
-     * that haven't explicitly opted in or out. See
-     * {@link PackageManager#PROPERTY_USE_RESTRICTED_BACKUP_MODE} for details.
-     */
-    @ChangeId
-    @EnabledSince(targetSdkVersion = Build.VERSION_CODES.BAKLAVA)
-    public static final long OS_DECIDES_BACKUP_RESTRICTED_MODE = 376661510;
-
     // Time delay for initialization operations that can be delayed so as not to consume too much
     // CPU on bring-up and increase time-to-UI.
     private static final long INITIALIZATION_DELAY_MILLIS = 3000;
 
-    // Timeout interval for deciding that a bind has taken too long.
-    private static final long BIND_TIMEOUT_INTERVAL = 10 * 1000;
     // Timeout interval for deciding that a clear-data has taken too long.
     private static final long CLEAR_DATA_TIMEOUT_INTERVAL = 30 * 1000;
 
@@ -365,22 +348,9 @@
     // Backups that we haven't started yet.  Keys are package names.
     private final HashMap<String, BackupRequest> mPendingBackups = new HashMap<>();
 
-    private final ArraySet<String> mRestoreNoRestrictedModePackages = new ArraySet<>();
-    private final ArraySet<String> mBackupNoRestrictedModePackages = new ArraySet<>();
-
     // locking around the pending-backup management
     private final Object mQueueLock = new Object();
-
     private final UserBackupPreferences mBackupPreferences;
-
-    // The thread performing the sequence of queued backups binds to each app's agent
-    // in succession.  Bind notifications are asynchronously delivered through the
-    // Activity Manager; use this lock object to signal when a requested binding has
-    // completed.
-    private final Object mAgentConnectLock = new Object();
-    private IBackupAgent mConnectedAgent;
-    private volatile boolean mConnecting;
-
     private volatile boolean mBackupRunning;
     private volatile long mLastBackupPass;
 
@@ -410,6 +380,7 @@
 
     private ActiveRestoreSession mActiveRestoreSession;
 
+    private final BackupAgentConnectionManager mBackupAgentConnectionManager;
     private final LifecycleOperationStorage mOperationStorage;
 
     private final Random mTokenGenerator = new Random();
@@ -547,6 +518,8 @@
         mRegisterTransportsRequestedTime = 0;
         mPackageManager = packageManager;
         mOperationStorage = operationStorage;
+        mBackupAgentConnectionManager = new BackupAgentConnectionManager(mOperationStorage,
+                mPackageManager, this, mUserId);
         mTransportManager = transportManager;
         mFullBackupQueue = new ArrayList<>();
         mBackupHandler = backupHandler;
@@ -599,6 +572,8 @@
         mAgentTimeoutParameters.start();
 
         mOperationStorage = new LifecycleOperationStorage(mUserId);
+        mBackupAgentConnectionManager = new BackupAgentConnectionManager(mOperationStorage,
+                mPackageManager, this, mUserId);
 
         Objects.requireNonNull(userBackupThread, "userBackupThread cannot be null");
         mBackupHandler = new BackupHandler(this, mOperationStorage, userBackupThread);
@@ -1660,67 +1635,6 @@
         }
     }
 
-    /** Fires off a backup agent, blocking until it attaches or times out. */
-    @Nullable
-    public IBackupAgent bindToAgentSynchronous(ApplicationInfo app, int mode,
-            @BackupDestination int backupDestination) {
-        IBackupAgent agent = null;
-        synchronized (mAgentConnectLock) {
-            mConnecting = true;
-            mConnectedAgent = null;
-            boolean useRestrictedMode = shouldUseRestrictedBackupModeForPackage(mode,
-                    app.packageName);
-            try {
-                if (mActivityManager.bindBackupAgent(app.packageName, mode, mUserId,
-                        backupDestination, useRestrictedMode)) {
-                    Slog.d(TAG, addUserIdToLogMessage(mUserId, "awaiting agent for " + app));
-
-                    // success; wait for the agent to arrive
-                    // only wait 10 seconds for the bind to happen
-                    long timeoutMark = System.currentTimeMillis() + BIND_TIMEOUT_INTERVAL;
-                    while (mConnecting && mConnectedAgent == null
-                            && (System.currentTimeMillis() < timeoutMark)) {
-                        try {
-                            mAgentConnectLock.wait(5000);
-                        } catch (InterruptedException e) {
-                            // just bail
-                            Slog.w(TAG, addUserIdToLogMessage(mUserId, "Interrupted: " + e));
-                            mConnecting = false;
-                            mConnectedAgent = null;
-                        }
-                    }
-
-                    // if we timed out with no connect, abort and move on
-                    if (mConnecting) {
-                        Slog.w(
-                                TAG,
-                                addUserIdToLogMessage(mUserId, "Timeout waiting for agent " + app));
-                        mConnectedAgent = null;
-                    }
-                    if (DEBUG) {
-                        Slog.i(TAG, addUserIdToLogMessage(mUserId, "got agent " + mConnectedAgent));
-                    }
-                    agent = mConnectedAgent;
-                }
-            } catch (RemoteException e) {
-                // can't happen - ActivityManager is local
-            }
-        }
-        if (agent == null) {
-            mActivityManagerInternal.clearPendingBackup(mUserId);
-        }
-        return agent;
-    }
-
-    /** Unbind from a backup agent. */
-    public void unbindAgent(ApplicationInfo app) {
-        try {
-            mActivityManager.unbindBackupAgent(app);
-        } catch (RemoteException e) {
-            // Can't happen - activity manager is local
-        }
-    }
-
     /**
      * Clear an application's data after a failed restore, blocking until the operation completes or
      * times out.
@@ -2493,10 +2407,6 @@
         AppWidgetBackupBridge.restoreWidgetState(packageName, widgetData, mUserId);
     }
 
-    // *****************************
-    // NEW UNIFIED RESTORE IMPLEMENTATION
-    // *****************************
-
     /** Schedule a backup pass for {@code packageName}. */
     public void dataChangedImpl(String packageName) {
         HashSet<String> targets = dataChangedTargets(packageName);
@@ -3122,91 +3032,6 @@
         }
     }
 
-    /**
-     * Marks the given set of packages as packages that should not be put into restricted mode if
-     * they are started for the given {@link BackupAnnotations.OperationType}.
-     */
-    public void setNoRestrictedModePackages(Set<String> packageNames,
-            @BackupAnnotations.OperationType int opType) {
-        if (opType == BackupAnnotations.OperationType.BACKUP) {
-            mBackupNoRestrictedModePackages.clear();
-            mBackupNoRestrictedModePackages.addAll(packageNames);
-        } else if (opType == BackupAnnotations.OperationType.RESTORE) {
-            mRestoreNoRestrictedModePackages.clear();
-            mRestoreNoRestrictedModePackages.addAll(packageNames);
-        } else {
-            throw new IllegalArgumentException("opType must be BACKUP or RESTORE");
-        }
-    }
-
-    /**
-     * Clears the list of packages that should not be put into restricted mode for either backup or
-     * restore.
-     */
-    public void clearNoRestrictedModePackages() {
-        mBackupNoRestrictedModePackages.clear();
-        mRestoreNoRestrictedModePackages.clear();
-    }
-
-    /**
-     * If the app has specified {@link PackageManager#PROPERTY_USE_RESTRICTED_BACKUP_MODE}, then
-     * its value is returned. If it hasn't and it targets an SDK below
-     * {@link Build.VERSION_CODES#BAKLAVA} then returns true. If it targets a newer SDK, then
-     * returns the decision made by the {@link android.app.backup.BackupTransport}.
-     *
-     * <p>When this method is called, we should have already asked the transport and cached its
-     * response in {@link #mBackupNoRestrictedModePackages} or
-     * {@link #mRestoreNoRestrictedModePackages} so this method will immediately return without
-     * any IPC to the transport.
-     */
-    private boolean shouldUseRestrictedBackupModeForPackage(
-            @BackupAnnotations.OperationType int mode, String packageName) {
-        if (!Flags.enableRestrictedModeChanges()) {
-            return true;
-        }
-
-        // Key/Value apps are never put in restricted mode.
-        if (mode == ApplicationThreadConstants.BACKUP_MODE_INCREMENTAL
-                || mode == ApplicationThreadConstants.BACKUP_MODE_RESTORE) {
-            return false;
-        }
-
-        try {
-            PackageManager.Property property = mPackageManager.getPropertyAsUser(
-                    PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE,
-                    packageName, /* className= */ null,
-                    mUserId);
-            if (property.isBoolean()) {
-                // If the package has explicitly specified, we won't ask the transport.
-                return property.getBoolean();
-            } else {
-                Slog.w(TAG, PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE
-                        + "must be a boolean.");
-            }
-        } catch (NameNotFoundException e) {
-            // This is expected when the package has not defined the property in its manifest.
-        }
-
-        // The package has not specified the property. The behavior depends on the package's
-        // targetSdk.
-        // <36 gets the old behavior of always using restricted mode.
-        if (!CompatChanges.isChangeEnabled(OS_DECIDES_BACKUP_RESTRICTED_MODE, packageName,
-                UserHandle.of(mUserId))) {
-            return true;
-        }
-
-        // Apps targeting >=36 get the behavior decided by the transport.
-        // By this point, we should have asked the transport and cached its decision.
-        if ((mode == ApplicationThreadConstants.BACKUP_MODE_FULL
-                && mBackupNoRestrictedModePackages.contains(packageName))
-                || (mode == ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL
-                && mRestoreNoRestrictedModePackages.contains(packageName))) {
-            Slog.d(TAG, "Transport requested no restricted mode for: " + packageName);
-            return false;
-        }
-        return true;
-    }
-
     private boolean startConfirmationUi(int token, String action) {
         try {
             Intent confIntent = new Intent(action);
@@ -3898,83 +3723,6 @@
     }
 
     /**
-     * Callback: a requested backup agent has been instantiated. This should only be called from the
-     * {@link ActivityManager}.
-     */
-    public void agentConnected(String packageName, IBinder agentBinder) {
-        synchronized (mAgentConnectLock) {
-            if (Binder.getCallingUid() == Process.SYSTEM_UID) {
-                Slog.d(
-                        TAG,
-                        addUserIdToLogMessage(
-                                mUserId,
-                                "agentConnected pkg=" + packageName + " agent=" + agentBinder));
-                mConnectedAgent = IBackupAgent.Stub.asInterface(agentBinder);
-                mConnecting = false;
-            } else {
-                Slog.w(
-                        TAG,
-                        addUserIdToLogMessage(
-                                mUserId,
-                                "Non-system process uid="
-                                        + Binder.getCallingUid()
-                                        + " claiming agent connected"));
-            }
-            mAgentConnectLock.notifyAll();
-        }
-    }
-
-    /**
-     * Callback: a backup agent has failed to come up, or has unexpectedly quit. If the agent failed
-     * to come up in the first place, the agentBinder argument will be {@code null}. This should
-     * only be called from the {@link ActivityManager}.
-     */
-    public void agentDisconnected(String packageName) {
-        synchronized (mAgentConnectLock) {
-            if (Binder.getCallingUid() == Process.SYSTEM_UID) {
-                mConnectedAgent = null;
-                mConnecting = false;
-            } else {
-                Slog.w(
-                        TAG,
-                        addUserIdToLogMessage(
-                                mUserId,
-                                "Non-system process uid="
-                                        + Binder.getCallingUid()
-                                        + " claiming agent disconnected"));
-            }
-            Slog.w(TAG, "agentDisconnected: the backup agent for " + packageName
-                    + " died: cancel current operations");
-
-            // Offload operation cancellation off the main thread as the cancellation callbacks
-            // might call out to BackupTransport. Other operations started on the same package
-            // before the cancellation callback has executed will also be cancelled by the callback.
-            Runnable cancellationRunnable = () -> {
-                // handleCancel() causes the PerformFullTransportBackupTask to go on to
-                // tearDownAgentAndKill: that will unbindBackupAgent in the Activity Manager, so
-                // that the package being backed up doesn't get stuck in restricted mode until the
-                // backup time-out elapses.
-                for (int token : mOperationStorage.operationTokensForPackage(packageName)) {
-                    if (MORE_DEBUG) {
-                        Slog.d(TAG, "agentDisconnected: will handleCancel(all) for token:"
-                                + Integer.toHexString(token));
-                    }
-                    handleCancel(token, true /* cancelAll */);
-                }
-            };
-            getThreadForAsyncOperation(/* operationName */ "agent-disconnected",
-                    cancellationRunnable).start();
-
-            mAgentConnectLock.notifyAll();
-        }
-    }
-
-    @VisibleForTesting
-    Thread getThreadForAsyncOperation(String operationName, Runnable operation) {
-        return new Thread(operation, operationName);
-    }
-
-    /**
      * An application being installed will need a restore pass, then the {@link PackageManager} will
      * need to be told when the restore is finished.
      */
@@ -4521,4 +4269,8 @@
     public IBackupManager getBackupManagerBinder() {
         return mBackupManagerBinder;
     }
+
+    public BackupAgentConnectionManager getBackupAgentConnectionManager() {
+        return mBackupAgentConnectionManager;
+    }
 }
diff --git a/services/backup/java/com/android/server/backup/fullbackup/FullBackupEngine.java b/services/backup/java/com/android/server/backup/fullbackup/FullBackupEngine.java
index 1271206..b98cb10 100644
--- a/services/backup/java/com/android/server/backup/fullbackup/FullBackupEngine.java
+++ b/services/backup/java/com/android/server/backup/fullbackup/FullBackupEngine.java
@@ -314,7 +314,7 @@
                 Slog.d(TAG, "Binding to full backup agent : " + mPkg.packageName);
             }
             mAgent =
-                    backupManagerService.bindToAgentSynchronous(
+                    backupManagerService.getBackupAgentConnectionManager().bindToAgentSynchronous(
                             mPkg.applicationInfo, ApplicationThreadConstants.BACKUP_MODE_FULL,
                             mBackupEligibilityRules.getBackupDestination());
         }
diff --git a/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java b/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
index be9cdc8..65730c9 100644
--- a/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
+++ b/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
@@ -702,7 +702,8 @@
             }
 
             // Clear this to avoid using the memory until reboot.
-            mUserBackupManagerService.clearNoRestrictedModePackages();
+            mUserBackupManagerService
+                    .getBackupAgentConnectionManager().clearNoRestrictedModePackages();
 
             Slog.i(TAG, "Full data backup pass finished.");
             mUserBackupManagerService.getWakelock().release();
@@ -741,7 +742,8 @@
             }
             packageNames = transport.getPackagesThatShouldNotUseRestrictedMode(packageNames,
                     BACKUP);
-            mUserBackupManagerService.setNoRestrictedModePackages(packageNames, BACKUP);
+            mUserBackupManagerService.getBackupAgentConnectionManager().setNoRestrictedModePackages(
+                    packageNames, BACKUP);
         } catch (RemoteException e) {
             Slog.i(TAG, "Failed to retrieve no restricted mode packages from transport");
         }
diff --git a/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java b/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
index 3a6e1ca..82232a6 100644
--- a/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
+++ b/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
@@ -741,7 +741,7 @@
         final IBackupAgent agent;
         try {
             agent =
-                    mBackupManagerService.bindToAgentSynchronous(
+                    mBackupManagerService.getBackupAgentConnectionManager().bindToAgentSynchronous(
                             packageInfo.applicationInfo, BACKUP_MODE_INCREMENTAL,
                             mBackupEligibilityRules.getBackupDestination());
             if (agent == null) {
@@ -1302,7 +1302,8 @@
 
         // For PM metadata (for which applicationInfo is null) there is no agent-bound state.
         if (mCurrentPackage.applicationInfo != null) {
-            mBackupManagerService.unbindAgent(mCurrentPackage.applicationInfo);
+            mBackupManagerService.getBackupAgentConnectionManager().unbindAgent(
+                    mCurrentPackage.applicationInfo);
         }
         mAgent = null;
     }
diff --git a/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java b/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
index 2d99c96..b59e860 100644
--- a/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
+++ b/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
@@ -410,11 +410,7 @@
 
                             // All set; now set up the IPC and launch the agent
                             setUpPipes();
-                            mAgent = mBackupManagerService.bindToAgentSynchronous(mTargetApp,
-                                    FullBackup.KEY_VALUE_DATA_TOKEN.equals(info.domain)
-                                            ? ApplicationThreadConstants.BACKUP_MODE_RESTORE
-                                            : ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL,
-                                    mBackupEligibilityRules.getBackupDestination());
+                            mAgent = bindToAgent(info);
                             mAgentPackage = pkg;
                         } catch (IOException | NameNotFoundException e) {
                             // fall through to error handling
@@ -805,15 +801,12 @@
         return packages.contains(packageName);
     }
 
-    void sendOnRestorePackage(String name) {
-        if (mObserver != null) {
-            try {
-                // TODO: use a more user-friendly name string
-                mObserver.onRestorePackage(name);
-            } catch (RemoteException e) {
-                Slog.w(TAG, "full restore observer went away: restorePackage");
-                mObserver = null;
-            }
-        }
+    private IBackupAgent bindToAgent(FileMetadata info) {
+        return mBackupManagerService.getBackupAgentConnectionManager().bindToAgentSynchronous(
+                mTargetApp,
+                FullBackup.KEY_VALUE_DATA_TOKEN.equals(info.domain)
+                        ? ApplicationThreadConstants.BACKUP_MODE_RESTORE
+                        : ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL,
+                mBackupEligibilityRules.getBackupDestination());
     }
 }
diff --git a/services/backup/java/com/android/server/backup/restore/PerformUnifiedRestoreTask.java b/services/backup/java/com/android/server/backup/restore/PerformUnifiedRestoreTask.java
index 5ee51a5..e5c7e5c 100644
--- a/services/backup/java/com/android/server/backup/restore/PerformUnifiedRestoreTask.java
+++ b/services/backup/java/com/android/server/backup/restore/PerformUnifiedRestoreTask.java
@@ -814,7 +814,7 @@
 
         // Good to go!  Set up and bind the agent...
         mAgent =
-                backupManagerService.bindToAgentSynchronous(
+                backupManagerService.getBackupAgentConnectionManager().bindToAgentSynchronous(
                         mCurrentPackage.applicationInfo,
                         ApplicationThreadConstants.BACKUP_MODE_RESTORE,
                         mBackupEligibilityRules.getBackupDestination());
@@ -1364,7 +1364,7 @@
         backupManagerService.getBackupHandler().removeMessages(MSG_RESTORE_SESSION_TIMEOUT);
 
         // Clear this to avoid using the memory until reboot.
-        backupManagerService.clearNoRestrictedModePackages();
+        backupManagerService.getBackupAgentConnectionManager().clearNoRestrictedModePackages();
 
         // If we have a PM token, we must under all circumstances be sure to
         // handshake when we've finished.
@@ -1838,7 +1838,8 @@
             }
             packageNames = transport.getPackagesThatShouldNotUseRestrictedMode(packageNames,
                     RESTORE);
-            backupManagerService.setNoRestrictedModePackages(packageNames, RESTORE);
+            backupManagerService.getBackupAgentConnectionManager().setNoRestrictedModePackages(
+                    packageNames, RESTORE);
         } catch (RemoteException e) {
             Slog.i(TAG, "Failed to retrieve restricted mode packages from transport");
         }
diff --git a/services/core/java/com/android/server/TelephonyRegistry.java b/services/core/java/com/android/server/TelephonyRegistry.java
index fa22862..e57b009 100644
--- a/services/core/java/com/android/server/TelephonyRegistry.java
+++ b/services/core/java/com/android/server/TelephonyRegistry.java
@@ -65,6 +65,7 @@
 import android.telephony.CellSignalStrengthNr;
 import android.telephony.CellSignalStrengthTdscdma;
 import android.telephony.CellSignalStrengthWcdma;
+import android.telephony.CellularIdentifierDisclosure;
 import android.telephony.DisconnectCause;
 import android.telephony.LinkCapacityEstimate;
 import android.telephony.LocationAccessPolicy;
@@ -76,6 +77,7 @@
 import android.telephony.PreciseDataConnectionState;
 import android.telephony.PreciseDisconnectCause;
 import android.telephony.Rlog;
+import android.telephony.SecurityAlgorithmUpdate;
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.SubscriptionInfo;
@@ -590,7 +592,9 @@
                 || events.contains(TelephonyCallback.EVENT_ALLOWED_NETWORK_TYPE_LIST_CHANGED)
                 || events.contains(TelephonyCallback.EVENT_EMERGENCY_CALLBACK_MODE_CHANGED)
                 || events.contains(TelephonyCallback
-                        .EVENT_SIMULTANEOUS_CELLULAR_CALLING_SUBSCRIPTIONS_CHANGED);
+                        .EVENT_SIMULTANEOUS_CELLULAR_CALLING_SUBSCRIPTIONS_CHANGED)
+                || events.contains(TelephonyCallback.EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED)
+                || events.contains(TelephonyCallback.EVENT_SECURITY_ALGORITHMS_CHANGED);
     }
 
     private static final int MSG_USER_SWITCHED = 1;
@@ -897,7 +901,6 @@
         mIsSatelliteEnabled = new AtomicBoolean();
         mWasSatelliteEnabledNotified = new AtomicBoolean();
 
-
         for (int i = 0; i < numPhones; i++) {
             mCallState[i] =  TelephonyManager.CALL_STATE_IDLE;
             mDataActivity[i] = TelephonyManager.DATA_ACTIVITY_NONE;
@@ -3825,7 +3828,6 @@
         }
     }
 
-
     /**
      * Notify external listeners that carrier roaming non-terrestrial network
      * signal strength changed.
@@ -3835,7 +3837,7 @@
     public void notifyCarrierRoamingNtnSignalStrengthChanged(int subId,
             @NonNull NtnSignalStrength ntnSignalStrength) {
         if (!checkNotifyPermission("notifyCarrierRoamingNtnSignalStrengthChanged")) {
-            log("nnotifyCarrierRoamingNtnSignalStrengthChanged: caller does not have required "
+            log("notifyCarrierRoamingNtnSignalStrengthChanged: caller does not have required "
                     + "permissions.");
             return;
         }
@@ -3863,6 +3865,98 @@
         }
     }
 
+    /**
+     * Notify that the radio security algorithms have changed.
+     *
+     * @param phoneId the phone id.
+     * @param subId the subId.
+     * @param update the security algorithm update.
+     */
+    public void notifySecurityAlgorithmsChanged(int phoneId, int subId,
+            SecurityAlgorithmUpdate update) {
+        if (!Flags.securityAlgorithmsUpdateIndications()) {
+            log("Not available due to securityAlgorithmsUpdateIndications() flag");
+            return;
+        }
+        if (!checkNotifyPermission("notifySecurityAlgorithmChanged()")) {
+            return;
+        }
+
+        synchronized (mRecords) {
+            if (validatePhoneId(phoneId)) {
+                if (update == null) {
+                    loge("SecurityAlgorithmUpdate is null, subId=" + subId
+                            + ", phoneId=" + phoneId);
+                    // Listeners shouldn't be updated for null updates.
+                    return;
+                }
+
+                for (Record r : mRecords) {
+                    if (r.matchTelephonyCallbackEvent(
+                            TelephonyCallback.EVENT_SECURITY_ALGORITHMS_CHANGED)
+                            && idMatch(r, subId, phoneId)) {
+                        try {
+                            if (VDBG) {
+                                log("notifySecurityAlgorithmsChanged: securityAlgorithmUpdate= "
+                                        + update);
+                            }
+                            r.callback.onSecurityAlgorithmsChanged(update);
+                        } catch (RemoteException ex) {
+                            mRemoveList.add(r.binder);
+                        }
+                    }
+                }
+            }
+            handleRemoveListLocked();
+        }
+    }
+
+    /**
+     * Notify of a cellular identifier disclosure.
+     *
+     * @param phoneId the phone id.
+     * @param subId the subId.
+     * @param disclosure the cellular identifier disclosure.
+     */
+    public void notifyCellularIdentifierDisclosedChanged(int phoneId, int subId,
+            @NonNull CellularIdentifierDisclosure disclosure) {
+        if (!Flags.cellularIdentifierDisclosureIndications()) {
+            log("Not available due to cellularIdentifierDisclosureIndications() flag");
+            return;
+        }
+        if (!checkNotifyPermission("notifyCellularIdentifierDisclosedChanged()")) {
+            return;
+        }
+
+        synchronized (mRecords) {
+            if (validatePhoneId(phoneId)) {
+                if (disclosure == null) {
+                    loge("CellularIdentifierDisclosure is null, subId=" + subId
+                            + ", phoneId=" + phoneId);
+                    // Listeners shouldn't be updated for null disclosures.
+                    return;
+                }
+
+                for (Record r : mRecords) {
+                    if (r.matchTelephonyCallbackEvent(
+                            TelephonyCallback.EVENT_CELLULAR_IDENTIFIER_DISCLOSED_CHANGED)
+                            && idMatch(r, subId, phoneId)) {
+                        try {
+                            if (VDBG) {
+                                log("notifyCellularIdentifierDisclosedChanged: disclosure= "
+                                        + disclosure);
+                            }
+                            r.callback.onCellularIdentifierDisclosedChanged(disclosure);
+                        } catch (RemoteException ex) {
+                            mRemoveList.add(r.binder);
+                        }
+                    }
+                }
+            }
+            handleRemoveListLocked();
+        }
+    }
+
     @NeverCompile // Avoid size overhead of debugging code.
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index d880bce..e166807 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -19070,8 +19070,13 @@
      */
     @Override
     public boolean enableFgsNotificationRateLimit(boolean enable) {
-        enforceCallingPermission(permission.WRITE_DEVICE_CONFIG,
-                "enableFgsNotificationRateLimit");
+        if (android.security.Flags.protectDeviceConfigFlags()) {
+            enforceCallingHasAtLeastOnePermission("enableFgsNotificationRateLimit",
+                    permission.WRITE_DEVICE_CONFIG, permission.WRITE_ALLOWLISTED_DEVICE_CONFIG);
+        } else {
+            enforceCallingPermission(permission.WRITE_DEVICE_CONFIG,
+                    "enableFgsNotificationRateLimit");
+        }
         synchronized (this) {
             return mServices.enableFgsNotificationRateLimitLocked(enable);
         }
diff --git a/services/core/java/com/android/server/am/AppStartInfoTracker.java b/services/core/java/com/android/server/am/AppStartInfoTracker.java
index 3913d2f..961022b 100644
--- a/services/core/java/com/android/server/am/AppStartInfoTracker.java
+++ b/services/core/java/com/android/server/am/AppStartInfoTracker.java
@@ -634,12 +634,20 @@
         }
 
         final ApplicationStartInfo info = new ApplicationStartInfo(raw);
+        int uid = raw.getRealUid();
 
-        AppStartInfoContainer container = mData.get(raw.getPackageName(), raw.getRealUid());
+        // Isolated process starts won't be reasonably accessible if stored by their uid, don't
+        // store them.
+        if (com.android.server.am.Flags.appStartInfoIsolatedProcess()
+                && UserHandle.isIsolated(uid)) {
+            return null;
+        }
+
+        AppStartInfoContainer container = mData.get(raw.getPackageName(), uid);
         if (container == null) {
             container = new AppStartInfoContainer(mAppStartInfoHistoryListSize);
-            container.mUid = info.getRealUid();
-            mData.put(raw.getPackageName(), raw.getRealUid(), container);
+            container.mUid = uid;
+            mData.put(raw.getPackageName(), uid, container);
         }
         container.addStartInfoLocked(info);
 
@@ -1010,6 +1018,17 @@
                             new AppStartInfoContainer(mAppStartInfoHistoryListSize);
                     int uid = container.readFromProto(proto, AppsStartInfoProto.Package.USERS,
                             pkgName);
+
+                    // If the isolated process flag is enabled and the uid is that of an isolated
+                    // process, then break early so that the container will not be added to mData.
+                    // This is expected only as a one time mitigation, records added after this flag
+                    // is enabled should always return false for isIsolated and thereby always
+                    // continue on.
+                    if (com.android.server.am.Flags.appStartInfoIsolatedProcess()
+                            && UserHandle.isIsolated(uid)) {
+                        break;
+                    }
+
                     synchronized (mLock) {
                         mData.put(pkgName, uid, container);
                     }
diff --git a/services/core/java/com/android/server/am/flags.aconfig b/services/core/java/com/android/server/am/flags.aconfig
index c59c40f..6d247d2 100644
--- a/services/core/java/com/android/server/am/flags.aconfig
+++ b/services/core/java/com/android/server/am/flags.aconfig
@@ -270,3 +270,13 @@
         purpose: PURPOSE_BUGFIX
     }
 }
+
+flag {
+    name: "app_start_info_isolated_process"
+    namespace: "system_performance"
+    description: "Adjust handling of isolated process records to be discarded."
+    bug: "374032823"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
+}
diff --git a/services/core/java/com/android/server/appop/AppOpsService.java b/services/core/java/com/android/server/appop/AppOpsService.java
index 5e74d67..06c586f 100644
--- a/services/core/java/com/android/server/appop/AppOpsService.java
+++ b/services/core/java/com/android/server/appop/AppOpsService.java
@@ -2876,7 +2876,8 @@
     }
 
     @Override
-    public int checkOperationForDevice(int code, int uid, String packageName, int virtualDeviceId) {
+    public int checkOperationForDevice(int code, int uid, String packageName,
+            @Nullable String attributionTag, int virtualDeviceId) {
         if (Binder.getCallingPid() != Process.myPid()
                 && Flags.appopAccessTrackingLoggingEnabled()) {
             FrameworkStatsLog.write(
@@ -2884,7 +2885,7 @@
                     APP_OP_NOTE_OP_OR_CHECK_OP_BINDER_API_CALLED__BINDER_API__CHECK_OPERATION,
                     false);
         }
-        return mCheckOpsDelegateDispatcher.checkOperation(code, uid, packageName, null,
+        return mCheckOpsDelegateDispatcher.checkOperation(code, uid, packageName, attributionTag,
                 virtualDeviceId, false /*raw*/);
     }
 
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index 5f71660..6e6bf80 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -14166,10 +14166,10 @@
      * Update player event
      * @param piid Player id to update
      * @param event The new player event
-     * @param eventValue The value associated with this event
+     * @param eventValues The values associated with this event
      */
-    public void playerEvent(int piid, int event, int eventValue) {
-        mPlaybackMonitor.playerEvent(piid, event, eventValue, Binder.getCallingUid());
+    public void playerEvent(int piid, int event, int[] eventValues) {
+        mPlaybackMonitor.playerEvent(piid, event, eventValues, Binder.getCallingUid());
     }
 
     /**
diff --git a/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java b/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
index e92b518..a62ac82 100644
--- a/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
+++ b/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
@@ -365,10 +365,11 @@
      * @param eventValue The value associated with this event
      * @param binderUid Calling binder uid
      */
-    public void playerEvent(int piid, int event, int eventValue, int binderUid) {
+    public void playerEvent(int piid, int event, int[] eventValues, int binderUid) {
         if (DEBUG) {
-            Log.v(TAG, TextUtils.formatSimple("playerEvent(piid=%d, event=%s, eventValue=%d)",
-                    piid, AudioPlaybackConfiguration.playerStateToString(event), eventValue));
+            Log.v(TAG, TextUtils.formatSimple("playerEvent(piid=%d, event=%s, eventValues=%d)",
+                    piid, AudioPlaybackConfiguration.playerStateToString(event),
+                    Arrays.toString(eventValues)));
         }
         boolean change;
         synchronized(mPlayerLock) {
@@ -382,13 +383,13 @@
                 // do not log nor dispatch events for "ignored" players other than the release
                 return;
             }
-            sEventLogger.enqueue(new PlayerEvent(piid, event, eventValue));
+            sEventLogger.enqueue(new PlayerEvent(piid, event, eventValues));
 
             if (event == AudioPlaybackConfiguration.PLAYER_UPDATE_PORT_ID) {
                 if (portToPiidSimplification()) {
-                    mPiidToPortId.put(piid, eventValue);
+                    mPiidToPortId.put(piid, eventValues[0]);
                 } else {
-                    mPortIdToPiid.put(eventValue, piid);
+                    mPortIdToPiid.put(eventValues[0], piid);
                 }
                 return;
             } else if (event == AudioPlaybackConfiguration.PLAYER_STATE_STARTED) {
@@ -409,7 +410,7 @@
             if (checkConfigurationCaller(piid, apc, binderUid)) {
                 //TODO add generation counter to only update to the latest state
                 checkVolumeForPrivilegedAlarm(apc, event);
-                change = apc.handleStateEvent(event, eventValue);
+                change = apc.handleStateEvent(event, eventValues);
             } else {
                 Log.e(TAG, "Error handling event " + event);
                 change = false;
@@ -517,7 +518,7 @@
                 mMutedPlayersAwaitingConnection.remove(Integer.valueOf(piid));
                 checkVolumeForPrivilegedAlarm(apc, AudioPlaybackConfiguration.PLAYER_STATE_RELEASED);
                 change = apc.handleStateEvent(AudioPlaybackConfiguration.PLAYER_STATE_RELEASED,
-                        AudioPlaybackConfiguration.PLAYER_DEVICEID_INVALID);
+                        AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID);
 
                 if (portToPiidSimplification()) {
                     mPiidToPortId.delete(piid);
@@ -1336,12 +1337,12 @@
         // only keeping the player interface ID as it uniquely identifies the player in the event
         final int mPlayerIId;
         final int mEvent;
-        final int mEventValue;
+        final int[] mEventValues;
 
-        PlayerEvent(int piid, int event, int eventValue) {
+        PlayerEvent(int piid, int event, int[] eventValues) {
             mPlayerIId = piid;
             mEvent = event;
-            mEventValue = eventValue;
+            mEventValues = eventValues;
         }
 
         @Override
@@ -1353,36 +1354,38 @@
             switch (mEvent) {
                 case AudioPlaybackConfiguration.PLAYER_UPDATE_PORT_ID:
                     return AudioPlaybackConfiguration.toLogFriendlyPlayerState(mEvent) + " portId:"
-                            + mEventValue + " mapped to player piid:" + mPlayerIId;
+                            + Arrays.toString(mEventValues) + " mapped to player piid:"
+                            + mPlayerIId;
                 case AudioPlaybackConfiguration.PLAYER_UPDATE_DEVICE_ID:
-                    if (mEventValue != 0) {
-                        builder.append(" deviceId:").append(mEventValue);
+                    if ((mEventValues.length > 0) && (mEventValues[0] != 0)) {
+                        builder.append(" deviceIds:").append(Arrays.toString(mEventValues));
                     }
                     return builder.toString();
                 case AudioPlaybackConfiguration.PLAYER_UPDATE_MUTED:
                     builder.append(" source:");
-                    if (mEventValue <= 0) {
+                    int eventValue = mEventValues[0];
+                    if (eventValue <= 0) {
                         builder.append("none ");
                     } else {
-                        if ((mEventValue & MUTED_BY_MASTER) != 0) {
+                        if ((eventValue & MUTED_BY_MASTER) != 0) {
                             builder.append("masterMute ");
                         }
-                        if ((mEventValue & MUTED_BY_STREAM_VOLUME) != 0) {
+                        if ((eventValue & MUTED_BY_STREAM_VOLUME) != 0) {
                             builder.append("streamVolume ");
                         }
-                        if ((mEventValue & MUTED_BY_STREAM_MUTED) != 0) {
+                        if ((eventValue & MUTED_BY_STREAM_MUTED) != 0) {
                             builder.append("streamMute ");
                         }
-                        if ((mEventValue & MUTED_BY_APP_OPS) != 0) {
+                        if ((eventValue & MUTED_BY_APP_OPS) != 0) {
                             builder.append("appOps ");
                         }
-                        if ((mEventValue & MUTED_BY_CLIENT_VOLUME) != 0) {
+                        if ((eventValue & MUTED_BY_CLIENT_VOLUME) != 0) {
                             builder.append("clientVolume ");
                         }
-                        if ((mEventValue & MUTED_BY_VOLUME_SHAPER) != 0) {
+                        if ((eventValue & MUTED_BY_VOLUME_SHAPER) != 0) {
                             builder.append("volumeShaper ");
                         }
-                        if ((mEventValue & MUTED_BY_PORT_VOLUME) != 0) {
+                        if ((eventValue & MUTED_BY_PORT_VOLUME) != 0) {
                             builder.append("portVolume ");
                         }
                     }
@@ -1732,8 +1735,11 @@
                         synchronized (mPlayerLock) {
                             int piid = msg.arg1;
 
+
+                            int[] eventValues = new int[1];
+                            eventValues[0] = eventValue;
                             sEventLogger.enqueue(
-                                    new PlayerEvent(piid, PLAYER_UPDATE_MUTED, eventValue));
+                                    new PlayerEvent(piid, PLAYER_UPDATE_MUTED, eventValues));
 
                             final AudioPlaybackConfiguration apc = mPlayers.get(piid);
                             if (apc == null || !apc.handleMutedEvent(eventValue)) {
diff --git a/services/core/java/com/android/server/biometrics/sensors/BiometricScheduler.java b/services/core/java/com/android/server/biometrics/sensors/BiometricScheduler.java
index 82d5d4d..e8786be 100644
--- a/services/core/java/com/android/server/biometrics/sensors/BiometricScheduler.java
+++ b/services/core/java/com/android/server/biometrics/sensors/BiometricScheduler.java
@@ -677,10 +677,11 @@
      * Start the timeout for the watchdog.
      */
     public void startWatchdog() {
-        if (mCurrentOperation == null) {
+        final BiometricSchedulerOperation operation = mCurrentOperation;
+        if (operation == null) {
+            Slog.e(TAG, "Current operation is null,no need to start watchdog");
             return;
         }
-        final BiometricSchedulerOperation operation = mCurrentOperation;
         mHandler.postDelayed(() -> {
             if (operation == mCurrentOperation && !operation.isFinished()) {
                 Counter.logIncrement("biometric.value_scheduler_watchdog_triggered_count");
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index abb756b..62fcccf 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -5283,6 +5283,23 @@
         }
 
         @Override
+        public void setScreenBrightnessOverrideFromWindowManager(
+                SparseArray<DisplayBrightnessOverrideRequest> brightnessOverrides) {
+            SparseArray<DisplayPowerController> dpcs = new SparseArray<>();
+            synchronized (mSyncRoot) {
+                for (int i = 0; i < mDisplayPowerControllers.size(); i++) {
+                    dpcs.put(mDisplayPowerControllers.keyAt(i),
+                            mDisplayPowerControllers.valueAt(i));
+                }
+            }
+            for (int i = 0; i < dpcs.size(); ++i) {
+                final int displayId = dpcs.keyAt(i);
+                final DisplayPowerController dpc = dpcs.valueAt(i);
+                dpc.setBrightnessOverrideRequest(brightnessOverrides.get(displayId));
+            }
+        }
+
+        @Override
         public boolean requestPowerState(int groupId, DisplayPowerRequest request,
                 boolean waitForNegativeProximity) {
             synchronized (mSyncRoot) {
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index c90dfbf..2948ae4 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -42,6 +42,7 @@
 import android.hardware.display.BrightnessChangeEvent;
 import android.hardware.display.BrightnessConfiguration;
 import android.hardware.display.BrightnessInfo;
+import android.hardware.display.DisplayManagerInternal;
 import android.hardware.display.DisplayManagerInternal.DisplayOffloadSession;
 import android.hardware.display.DisplayManagerInternal.DisplayPowerCallbacks;
 import android.hardware.display.DisplayManagerInternal.DisplayPowerRequest;
@@ -170,6 +171,7 @@
     private static final int MSG_OFFLOADING_SCREEN_ON_UNBLOCKED = 18;
     private static final int MSG_SET_STYLUS_BEING_USED = 19;
     private static final int MSG_SET_STYLUS_USE_ENDED = 20;
+    private static final int MSG_SET_WINDOW_MANAGER_BRIGHTNESS_OVERRIDE = 21;
 
     private static final int BRIGHTNESS_CHANGE_STATSD_REPORT_INTERVAL_MS = 500;
 
@@ -850,6 +852,12 @@
         }
     }
 
+    public void setBrightnessOverrideRequest(
+            DisplayManagerInternal.DisplayBrightnessOverrideRequest request) {
+        Message msg = mHandler.obtainMessage(MSG_SET_WINDOW_MANAGER_BRIGHTNESS_OVERRIDE, request);
+        mHandler.sendMessageAtTime(msg, mClock.uptimeMillis());
+    }
+
     public void setDisplayOffloadSession(DisplayOffloadSession session) {
         if (session == mDisplayOffloadSession) {
             return;
@@ -3100,6 +3108,13 @@
                     updatePowerState();
                     break;
 
+                case MSG_SET_WINDOW_MANAGER_BRIGHTNESS_OVERRIDE:
+                    if (mDisplayBrightnessController.updateWindowManagerBrightnessOverride(
+                            (DisplayManagerInternal.DisplayBrightnessOverrideRequest) msg.obj)) {
+                        updatePowerState();
+                    }
+                    break;
+
                 case MSG_STOP:
                     cleanupHandlerThreadAfterStop();
                     break;
diff --git a/services/core/java/com/android/server/display/brightness/DisplayBrightnessController.java b/services/core/java/com/android/server/display/brightness/DisplayBrightnessController.java
index 5b12dfb..35f6fd0 100644
--- a/services/core/java/com/android/server/display/brightness/DisplayBrightnessController.java
+++ b/services/core/java/com/android/server/display/brightness/DisplayBrightnessController.java
@@ -180,6 +180,20 @@
     }
 
     /**
+     * Updates the brightness override from WindowManager.
+     *
+     * @param request The request to override the brightness
+     * @return whether this request will result in a change of the brightness
+     */
+    public boolean updateWindowManagerBrightnessOverride(
+            DisplayManagerInternal.DisplayBrightnessOverrideRequest request) {
+        synchronized (mLock) {
+            return mDisplayBrightnessStrategySelector.getOverrideBrightnessStrategy()
+                    .updateWindowManagerBrightnessOverride(request);
+        }
+    }
+
+    /**
      * Sets the brightness to follow
      */
     public void setBrightnessToFollow(float brightnessToFollow, boolean slowChange) {
diff --git a/services/core/java/com/android/server/display/brightness/DisplayBrightnessStrategySelector.java b/services/core/java/com/android/server/display/brightness/DisplayBrightnessStrategySelector.java
index 60c1b8f..a0ad49d 100644
--- a/services/core/java/com/android/server/display/brightness/DisplayBrightnessStrategySelector.java
+++ b/services/core/java/com/android/server/display/brightness/DisplayBrightnessStrategySelector.java
@@ -180,8 +180,10 @@
             displayBrightnessStrategy = mFollowerBrightnessStrategy;
         } else if (displayPowerRequest.boostScreenBrightness) {
             displayBrightnessStrategy = mBoostBrightnessStrategy;
-        } else if (BrightnessUtils
-                .isValidBrightnessValue(displayPowerRequest.screenBrightnessOverride)) {
+        } else if (BrightnessUtils.isValidBrightnessValue(
+                displayPowerRequest.screenBrightnessOverride)
+                || BrightnessUtils.isValidBrightnessValue(
+                        mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())) {
             displayBrightnessStrategy = mOverrideBrightnessStrategy;
         } else if (BrightnessUtils.isValidBrightnessValue(
                 mTemporaryBrightnessStrategy.getTemporaryScreenBrightness())) {
@@ -256,6 +258,10 @@
         return mAutoBrightnessFallbackStrategy;
     }
 
+    public OverrideBrightnessStrategy getOverrideBrightnessStrategy() {
+        return mOverrideBrightnessStrategy;
+    }
+
     /**
      * Dumps the state of this class.
      */
diff --git a/services/core/java/com/android/server/display/brightness/strategy/OverrideBrightnessStrategy.java b/services/core/java/com/android/server/display/brightness/strategy/OverrideBrightnessStrategy.java
index 3fc15d1..649f9da 100644
--- a/services/core/java/com/android/server/display/brightness/strategy/OverrideBrightnessStrategy.java
+++ b/services/core/java/com/android/server/display/brightness/strategy/OverrideBrightnessStrategy.java
@@ -16,10 +16,13 @@
 
 package com.android.server.display.brightness.strategy;
 
+import android.hardware.display.DisplayManagerInternal;
 import android.hardware.display.DisplayManagerInternal.DisplayPowerRequest;
+import android.os.PowerManager;
 
 import com.android.server.display.DisplayBrightnessState;
 import com.android.server.display.brightness.BrightnessReason;
+import com.android.server.display.brightness.BrightnessUtils;
 import com.android.server.display.brightness.StrategyExecutionRequest;
 import com.android.server.display.brightness.StrategySelectionNotifyRequest;
 
@@ -29,6 +32,10 @@
  * Manages the brightness of the display when the system brightness is overridden
  */
 public class OverrideBrightnessStrategy implements DisplayBrightnessStrategy {
+
+    private float mWindowManagerBrightnessOverride = PowerManager.BRIGHTNESS_INVALID_FLOAT;
+    private CharSequence mWindowManagerBrightnessOverrideTag = null;
+
     @Override
     public DisplayBrightnessState updateBrightness(
             StrategyExecutionRequest strategyExecutionRequest) {
@@ -36,9 +43,18 @@
         // the brightness
         DisplayPowerRequest dpr = strategyExecutionRequest.getDisplayPowerRequest();
         BrightnessReason reason = new BrightnessReason(BrightnessReason.REASON_OVERRIDE);
-        reason.setTag(dpr.screenBrightnessOverrideTag);
+
+        float brightness = dpr.screenBrightnessOverride;
+        if (BrightnessUtils.isValidBrightnessValue(dpr.screenBrightnessOverride)) {
+            brightness = dpr.screenBrightnessOverride;
+            reason.setTag(dpr.screenBrightnessOverrideTag);
+        } else if (BrightnessUtils.isValidBrightnessValue(mWindowManagerBrightnessOverride)) {
+            brightness = mWindowManagerBrightnessOverride;
+            reason.setTag(mWindowManagerBrightnessOverrideTag);
+        }
+
         return new DisplayBrightnessState.Builder()
-                .setBrightness(dpr.screenBrightnessOverride)
+                .setBrightness(brightness)
                 .setBrightnessReason(reason)
                 .setDisplayBrightnessStrategyName(getName())
                 .build();
@@ -50,7 +66,12 @@
     }
 
     @Override
-    public void dump(PrintWriter writer) {}
+    public void dump(PrintWriter writer) {
+        writer.println("OverrideBrightnessStrategy:");
+        writer.println("  mWindowManagerBrightnessOverride=" + mWindowManagerBrightnessOverride);
+        writer.println("  mWindowManagerBrightnessOverrideTag="
+                + mWindowManagerBrightnessOverrideTag);
+    }
 
     @Override
     public void strategySelectionPostProcessor(
@@ -58,6 +79,37 @@
         // DO NOTHING
     }
 
+    /**
+     * Updates the brightness override from WindowManager.
+     *
+     * @param request The request to override the brightness
+     * @return whether this request will result in a change of the brightness
+     */
+    public boolean updateWindowManagerBrightnessOverride(
+            DisplayManagerInternal.DisplayBrightnessOverrideRequest request) {
+        float newBrightness = request == null
+                ? PowerManager.BRIGHTNESS_INVALID_FLOAT : request.brightness;
+        mWindowManagerBrightnessOverrideTag = request == null ? null : request.tag;
+
+        if (floatEquals(newBrightness, mWindowManagerBrightnessOverride)) {
+            return false;
+        }
+
+        mWindowManagerBrightnessOverride = newBrightness;
+        return true;
+    }
+
+    /**
+     * Returns the current brightness override from WindowManager.
+     */
+    public float getWindowManagerBrightnessOverride() {
+        return mWindowManagerBrightnessOverride;
+    }
+
+    private boolean floatEquals(float f1, float f2) {
+        return f1 == f2 || (Float.isNaN(f1) && Float.isNaN(f2));
+    }
+
     @Override
     public int getReason() {
         return BrightnessReason.REASON_OVERRIDE;
diff --git a/services/core/java/com/android/server/input/InputManagerService.java b/services/core/java/com/android/server/input/InputManagerService.java
index edad247..e5b077d 100644
--- a/services/core/java/com/android/server/input/InputManagerService.java
+++ b/services/core/java/com/android/server/input/InputManagerService.java
@@ -3031,6 +3031,11 @@
         return mKeyGestureController.getAppLaunchBookmarks();
     }
 
+    @Override
+    public void resetLockedModifierState() {
+        mNative.resetLockedModifierState();
+    }
+
     private void handleCurrentUserChanged(@UserIdInt int userId) {
         mCurrentUserId = userId;
         mKeyGestureController.setCurrentUserId(userId);
diff --git a/services/core/java/com/android/server/input/NativeInputManagerService.java b/services/core/java/com/android/server/input/NativeInputManagerService.java
index 8903c27..728e440 100644
--- a/services/core/java/com/android/server/input/NativeInputManagerService.java
+++ b/services/core/java/com/android/server/input/NativeInputManagerService.java
@@ -98,6 +98,8 @@
 
     void toggleCapsLock(int deviceId);
 
+    void resetLockedModifierState();
+
     void displayRemoved(int displayId);
 
     void setInputDispatchMode(boolean enabled, boolean frozen);
@@ -370,6 +372,9 @@
         public native void toggleCapsLock(int deviceId);
 
         @Override
+        public native void resetLockedModifierState();
+
+        @Override
         public native void displayRemoved(int displayId);
 
         @Override
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
index d8483f7..b7af9a4 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
@@ -1310,7 +1310,7 @@
         // Do not reset the default (current) IME when it is a 3rd-party IME
         String selectedMethodId = bindingController.getSelectedMethodId();
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
-        if (selectedMethodId != null
+        if (selectedMethodId != null && settings.getMethodMap().get(selectedMethodId) != null
                 && !settings.getMethodMap().get(selectedMethodId).isSystem()) {
             return;
         }
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubClientManager.java b/services/core/java/com/android/server/location/contexthub/ContextHubClientManager.java
index 0fdd0ae..5248a05 100644
--- a/services/core/java/com/android/server/location/contexthub/ContextHubClientManager.java
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubClientManager.java
@@ -237,15 +237,16 @@
 
         if (message.isBroadcastMessage()) {
             if (message.isReliable()) {
-                Log.e(TAG, "Received reliable broadcast message from " + message.getNanoAppId());
+                Log.e(TAG, "Received reliable broadcast message from 0x"
+                        + Long.toHexString(message.getNanoAppId()));
                 return ErrorCode.PERMANENT_ERROR;
             }
 
             // Broadcast messages shouldn't be sent with any permissions tagged per CHRE API
             // requirements.
             if (!messagePermissions.isEmpty()) {
-                Log.e(TAG, "Received broadcast message with permissions from "
-                        + message.getNanoAppId());
+                Log.e(TAG, "Received broadcast message with permissions from 0x"
+                        + Long.toHexString(message.getNanoAppId()));
                 return ErrorCode.PERMANENT_ERROR;
             }
 
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubService.java b/services/core/java/com/android/server/location/contexthub/ContextHubService.java
index 8cf0578..7c9d9c5 100644
--- a/services/core/java/com/android/server/location/contexthub/ContextHubService.java
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubService.java
@@ -326,8 +326,15 @@
         }
 
         if (Flags.offloadApi()) {
-            mHubInfoRegistry = new HubInfoRegistry(mContextHubWrapper);
-            Log.i(TAG, "Enabling generic offload API");
+            HubInfoRegistry registry;
+            try {
+                registry = new HubInfoRegistry(mContextHubWrapper);
+                Log.i(TAG, "Enabling generic offload API");
+            } catch (UnsupportedOperationException e) {
+                registry = null;
+                Log.w(TAG, "Generic offload API not supported, disabling");
+            }
+            mHubInfoRegistry = registry;
         } else {
             mHubInfoRegistry = null;
             Log.i(TAG, "Disabling generic offload API");
@@ -768,6 +775,16 @@
 
     @android.annotation.EnforcePermission(android.Manifest.permission.ACCESS_CONTEXT_HUB)
     @Override
+    public List<HubEndpointInfo> findEndpointsWithService(String serviceDescriptor) {
+        super.findEndpointsWithService_enforcePermission();
+        if (mHubInfoRegistry == null) {
+            return Collections.emptyList();
+        }
+        return mHubInfoRegistry.findEndpointsWithService(serviceDescriptor);
+    }
+
+    @android.annotation.EnforcePermission(android.Manifest.permission.ACCESS_CONTEXT_HUB)
+    @Override
     public IContextHubEndpoint registerEndpoint(
             HubEndpointInfo pendingHubEndpointInfo, IContextHubEndpointCallback callback)
             throws RemoteException {
diff --git a/services/core/java/com/android/server/location/contexthub/HubInfoRegistry.java b/services/core/java/com/android/server/location/contexthub/HubInfoRegistry.java
index 4d1000f..d2b2331 100644
--- a/services/core/java/com/android/server/location/contexthub/HubInfoRegistry.java
+++ b/services/core/java/com/android/server/location/contexthub/HubInfoRegistry.java
@@ -17,6 +17,7 @@
 package com.android.server.location.contexthub;
 
 import android.hardware.contexthub.HubEndpointInfo;
+import android.hardware.contexthub.HubServiceInfo;
 import android.hardware.location.HubInfo;
 import android.os.RemoteException;
 import android.util.ArrayMap;
@@ -127,6 +128,23 @@
         return searchResult;
     }
 
+    /**
+     * Return a list of {@link HubEndpointInfo} that represents endpoints with the matching service.
+     */
+    public List<HubEndpointInfo> findEndpointsWithService(String serviceDescriptor) {
+        List<HubEndpointInfo> searchResult = new ArrayList<>();
+        synchronized (mLock) {
+            for (HubEndpointInfo endpointInfo : mHubEndpointInfos.values()) {
+                for (HubServiceInfo serviceInfo : endpointInfo.getServiceInfoCollection()) {
+                    if (serviceDescriptor.equals(serviceInfo.getServiceDescriptor())) {
+                        searchResult.add(endpointInfo);
+                    }
+                }
+            }
+        }
+        return searchResult;
+    }
+
     void dump(IndentingPrintWriter ipw) {
         synchronized (mLock) {
             dumpLocked(ipw);
@@ -155,5 +173,4 @@
 
         ipw.println();
     }
-
 }
diff --git a/services/core/java/com/android/server/media/projection/MediaProjectionManagerService.java b/services/core/java/com/android/server/media/projection/MediaProjectionManagerService.java
index fce008c..df5ecf8 100644
--- a/services/core/java/com/android/server/media/projection/MediaProjectionManagerService.java
+++ b/services/core/java/com/android/server/media/projection/MediaProjectionManagerService.java
@@ -1006,9 +1006,9 @@
         // Host app has 5 minutes to begin using the token before it is invalid.
         // Some apps show a dialog for the user to interact with (selecting recording resolution)
         // before starting capture, but after requesting consent.
-        final long mDefaultTimeoutMs = Duration.ofMinutes(5).toMillis();
+        final long mDefaultTimeoutMillis = Duration.ofMinutes(5).toMillis();
         // The creation timestamp in milliseconds, measured by {@link SystemClock#uptimeMillis}.
-        private final long mCreateTimeMs;
+        private final long mCreateTimeMillis;
         public final int uid;
         public final String packageName;
         public final UserHandle userHandle;
@@ -1017,7 +1017,7 @@
         private final int mType;
         // Values for tracking token validity.
         // Timeout value to compare creation time against.
-        private final long mTimeoutMs = mDefaultTimeoutMs;
+        private final long mTimeoutMillis = mDefaultTimeoutMillis;
         private final int mDisplayId;
 
         private IMediaProjectionCallback mCallback;
@@ -1048,7 +1048,7 @@
             userHandle = new UserHandle(UserHandle.getUserId(uid));
             mTargetSdkVersion = targetSdkVersion;
             mIsPrivileged = isPrivileged;
-            mCreateTimeMs = mClock.uptimeMillis();
+            mCreateTimeMillis = mClock.uptimeMillis();
             mActivityManagerInternal.notifyMediaProjectionEvent(uid, asBinder(),
                     MEDIA_PROJECTION_TOKEN_EVENT_CREATED);
             mDisplayId = displayId;
@@ -1209,7 +1209,7 @@
                     }
                 }
                 Slog.d(TAG, "Content Recording: handling stopping this projection token"
-                        + " createTime= " + mCreateTimeMs
+                        + " createTime= " + mCreateTimeMillis
                         + " countStarts= " + mCountStarts);
                 stopProjectionLocked(this);
                 mToken.unlinkToDeath(mDeathEater, 0);
@@ -1273,7 +1273,7 @@
         }
 
         long getCreateTimeMillis() {
-            return mCreateTimeMs;
+            return mCreateTimeMillis;
         }
 
         @android.annotation.EnforcePermission(android.Manifest.permission.MANAGE_MEDIA_PROJECTION)
@@ -1281,8 +1281,8 @@
         public boolean isValid() {
             isValid_enforcePermission();
             synchronized (mLock) {
-                final long curMs = mClock.uptimeMillis();
-                final boolean hasTimedOut = curMs - mCreateTimeMs > mTimeoutMs;
+                final long curMillis = mClock.uptimeMillis();
+                final boolean hasTimedOut = curMillis - mCreateTimeMillis > mTimeoutMillis;
                 final boolean virtualDisplayCreated = mVirtualDisplayId != INVALID_DISPLAY;
                 final boolean isValid =
                         !hasTimedOut && (mCountStarts <= 1) && !virtualDisplayCreated;
diff --git a/services/core/java/com/android/server/media/quality/MediaQualityService.java b/services/core/java/com/android/server/media/quality/MediaQualityService.java
index 1f8a200..00bab8a 100644
--- a/services/core/java/com/android/server/media/quality/MediaQualityService.java
+++ b/services/core/java/com/android/server/media/quality/MediaQualityService.java
@@ -25,11 +25,11 @@
 import android.media.quality.IMediaQualityManager;
 import android.media.quality.IPictureProfileCallback;
 import android.media.quality.ISoundProfileCallback;
-import android.media.quality.MediaQualityContract.PictureQuality;
+import android.media.quality.MediaQualityContract;
 import android.media.quality.ParamCapability;
 import android.media.quality.PictureProfile;
 import android.media.quality.SoundProfile;
-import android.os.Bundle;
+import android.os.PersistableBundle;
 import android.util.Log;
 
 import com.android.server.SystemService;
@@ -74,10 +74,10 @@
             SQLiteDatabase db = mMediaQualityDbHelper.getWritableDatabase();
 
             ContentValues values = new ContentValues();
-            values.put(PictureQuality.PARAMETER_TYPE, pp.getProfileType());
-            values.put(PictureQuality.PARAMETER_NAME, pp.getName());
-            values.put(PictureQuality.PARAMETER_PACKAGE, pp.getPackageName());
-            values.put(PictureQuality.PARAMETER_INPUT_ID, pp.getInputId());
+            values.put(MediaQualityContract.BaseParameters.PARAMETER_TYPE, pp.getProfileType());
+            values.put(MediaQualityContract.BaseParameters.PARAMETER_NAME, pp.getName());
+            values.put(MediaQualityContract.BaseParameters.PARAMETER_PACKAGE, pp.getPackageName());
+            values.put(MediaQualityContract.BaseParameters.PARAMETER_INPUT_ID, pp.getInputId());
             values.put(mMediaQualityDbHelper.SETTINGS, bundleToJson(pp.getParameters()));
 
             // id is auto-generated by SQLite upon successful insertion of row
@@ -98,8 +98,8 @@
         public PictureProfile getPictureProfile(int type, String name) {
             SQLiteDatabase db = mMediaQualityDbHelper.getReadableDatabase();
 
-            String selection = PictureQuality.PARAMETER_TYPE + " = ? AND "
-                    + PictureQuality.PARAMETER_NAME + " = ?";
+            String selection = MediaQualityContract.BaseParameters.PARAMETER_TYPE + " = ? AND "
+                    + MediaQualityContract.BaseParameters.PARAMETER_NAME + " = ?";
             String[] selectionArguments = {Integer.toString(type), name};
 
             try (
@@ -127,7 +127,7 @@
             }
         }
 
-        private String bundleToJson(Bundle bundle) {
+        private String bundleToJson(PersistableBundle bundle) {
             JSONObject jsonObject = new JSONObject();
             if (bundle == null) {
                 return jsonObject.toString();
@@ -142,9 +142,9 @@
             return jsonObject.toString();
         }
 
-        private Bundle jsonToBundle(String jsonString) {
+        private PersistableBundle jsonToBundle(String jsonString) {
             JSONObject jsonObject = null;
-            Bundle bundle = new Bundle();
+            PersistableBundle bundle = new PersistableBundle();
 
             try {
                 jsonObject = new JSONObject(jsonString);
@@ -175,26 +175,26 @@
 
         private String[] getAllPictureProfileColumns() {
             return new String[]{
-                    PictureQuality.PARAMETER_ID,
-                    PictureQuality.PARAMETER_TYPE,
-                    PictureQuality.PARAMETER_NAME,
-                    PictureQuality.PARAMETER_INPUT_ID,
-                    PictureQuality.PARAMETER_PACKAGE,
+                    MediaQualityContract.BaseParameters.PARAMETER_ID,
+                    MediaQualityContract.BaseParameters.PARAMETER_TYPE,
+                    MediaQualityContract.BaseParameters.PARAMETER_NAME,
+                    MediaQualityContract.BaseParameters.PARAMETER_INPUT_ID,
+                    MediaQualityContract.BaseParameters.PARAMETER_PACKAGE,
                     mMediaQualityDbHelper.SETTINGS
             };
         }
 
         private PictureProfile getPictureProfileFromCursor(Cursor cursor) {
-            String returnId = cursor.getString(
-                    cursor.getColumnIndexOrThrow(PictureQuality.PARAMETER_ID));
-            int type = cursor.getInt(
-                    cursor.getColumnIndexOrThrow(PictureQuality.PARAMETER_TYPE));
-            String name = cursor.getString(
-                    cursor.getColumnIndexOrThrow(PictureQuality.PARAMETER_NAME));
-            String inputId = cursor.getString(
-                    cursor.getColumnIndexOrThrow(PictureQuality.PARAMETER_INPUT_ID));
-            String packageName = cursor.getString(
-                    cursor.getColumnIndexOrThrow(PictureQuality.PARAMETER_PACKAGE));
+            String returnId = cursor.getString(cursor.getColumnIndexOrThrow(
+                    MediaQualityContract.BaseParameters.PARAMETER_ID));
+            int type = cursor.getInt(cursor.getColumnIndexOrThrow(
+                    MediaQualityContract.BaseParameters.PARAMETER_TYPE));
+            String name = cursor.getString(cursor.getColumnIndexOrThrow(
+                    MediaQualityContract.BaseParameters.PARAMETER_NAME));
+            String inputId = cursor.getString(cursor.getColumnIndexOrThrow(
+                    MediaQualityContract.BaseParameters.PARAMETER_INPUT_ID));
+            String packageName = cursor.getString(cursor.getColumnIndexOrThrow(
+                    MediaQualityContract.BaseParameters.PARAMETER_PACKAGE));
             String settings = cursor.getString(
                     cursor.getColumnIndexOrThrow(mMediaQualityDbHelper.SETTINGS));
             return new PictureProfile(returnId, type, name, inputId,
@@ -203,7 +203,7 @@
 
         @Override
         public List<PictureProfile> getPictureProfilesByPackage(String packageName) {
-            String selection = PictureQuality.PARAMETER_PACKAGE + " = ?";
+            String selection = MediaQualityContract.BaseParameters.PARAMETER_PACKAGE + " = ?";
             String[] selectionArguments = {packageName};
             return getPictureProfilesBasedOnConditions(getAllPictureProfileColumns(), selection,
                     selectionArguments);
@@ -216,7 +216,7 @@
 
         @Override
         public List<String> getPictureProfilePackageNames() {
-            String [] column = {PictureQuality.PARAMETER_NAME};
+            String [] column = {MediaQualityContract.BaseParameters.PARAMETER_NAME};
             List<PictureProfile> pictureProfiles = getPictureProfilesBasedOnConditions(column,
                     null, null);
             List<String> packageNames = new ArrayList<>();
diff --git a/services/core/java/com/android/server/notification/DefaultDeviceEffectsApplier.java b/services/core/java/com/android/server/notification/DefaultDeviceEffectsApplier.java
index 925ba17..3e96afe 100644
--- a/services/core/java/com/android/server/notification/DefaultDeviceEffectsApplier.java
+++ b/services/core/java/com/android/server/notification/DefaultDeviceEffectsApplier.java
@@ -39,9 +39,11 @@
 import android.util.Slog;
 
 import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.Keep;
 
 /** Default implementation for {@link DeviceEffectsApplier}. */
-class DefaultDeviceEffectsApplier implements DeviceEffectsApplier {
+@Keep
+public class DefaultDeviceEffectsApplier implements DeviceEffectsApplier {
     private static final String TAG = "DeviceEffectsApplier";
     private static final String SUPPRESS_AMBIENT_DISPLAY_TOKEN =
             "DefaultDeviceEffectsApplier:SuppressAmbientDisplay";
@@ -63,10 +65,10 @@
     @GuardedBy("mRegisterReceiverLock")
     private boolean mIsScreenOffReceiverRegistered;
 
-    private ZenDeviceEffects mLastAppliedEffects = new ZenDeviceEffects.Builder().build();
+    protected ZenDeviceEffects mLastAppliedEffects = new ZenDeviceEffects.Builder().build();
     private boolean mPendingNightMode;
 
-    DefaultDeviceEffectsApplier(Context context) {
+    public DefaultDeviceEffectsApplier(Context context) {
         mContext = context;
         mColorDisplayManager = context.getSystemService(ColorDisplayManager.class);
         mKeyguardManager = context.getSystemService(KeyguardManager.class);
@@ -79,58 +81,71 @@
 
     @Override
     public void apply(ZenDeviceEffects effects, @ConfigOrigin int origin) {
-        Binder.withCleanCallingIdentity(() -> {
-            if (mLastAppliedEffects.shouldSuppressAmbientDisplay()
-                    != effects.shouldSuppressAmbientDisplay()) {
-                try {
-                    traceApplyDeviceEffect("suppressAmbientDisplay",
-                            effects.shouldSuppressAmbientDisplay());
-                    mPowerManager.suppressAmbientDisplay(SUPPRESS_AMBIENT_DISPLAY_TOKEN,
-                            effects.shouldSuppressAmbientDisplay());
-                } catch (Exception e) {
-                    Slog.e(TAG, "Could not change AOD override", e);
-                }
-            }
-
-            if (mLastAppliedEffects.shouldDisplayGrayscale() != effects.shouldDisplayGrayscale()) {
-                if (mColorDisplayManager != null) {
-                    try {
-                        traceApplyDeviceEffect("displayGrayscale",
-                                effects.shouldDisplayGrayscale());
-                        mColorDisplayManager.setSaturationLevel(
-                                effects.shouldDisplayGrayscale() ? SATURATION_LEVEL_GRAYSCALE
-                                        : SATURATION_LEVEL_FULL_COLOR);
-                    } catch (Exception e) {
-                        Slog.e(TAG, "Could not change grayscale override", e);
-                    }
-                }
-            }
-
-            if (mLastAppliedEffects.shouldDimWallpaper() != effects.shouldDimWallpaper()) {
-                if (mWallpaperManager != null) {
-                    try {
-                        traceApplyDeviceEffect("dimWallpaper", effects.shouldDimWallpaper());
-                        mWallpaperManager.setWallpaperDimAmount(
-                                effects.shouldDimWallpaper() ? WALLPAPER_DIM_AMOUNT_DIMMED
-                                        : WALLPAPER_DIM_AMOUNT_NORMAL);
-                    } catch (Exception e) {
-                        Slog.e(TAG, "Could not change wallpaper override", e);
-                    }
-                }
-            }
-
-            if (mLastAppliedEffects.shouldUseNightMode() != effects.shouldUseNightMode()) {
-                try {
-                    updateOrScheduleNightMode(effects.shouldUseNightMode(), origin);
-                } catch (Exception e) {
-                    Slog.e(TAG, "Could not change dark theme override", e);
-                }
-            }
-        });
+        Binder.withCleanCallingIdentity(
+                () -> {
+                    maybeSuppressAmbientDisplay(effects.shouldSuppressAmbientDisplay());
+                    maybeDisplayGrayscale(effects.shouldDisplayGrayscale());
+                    maybeDimWallpaper(effects.shouldDimWallpaper());
+                    maybeUseNightMode(effects.shouldUseNightMode(), origin);
+                });
 
         mLastAppliedEffects = effects;
     }
 
+    protected void maybeSuppressAmbientDisplay(boolean shouldSuppressAmbientDisplay) {
+        if (mLastAppliedEffects.shouldSuppressAmbientDisplay() != shouldSuppressAmbientDisplay) {
+            try {
+                traceApplyDeviceEffect("suppressAmbientDisplay", shouldSuppressAmbientDisplay);
+                mPowerManager.suppressAmbientDisplay(
+                        SUPPRESS_AMBIENT_DISPLAY_TOKEN, shouldSuppressAmbientDisplay);
+            } catch (Exception e) {
+                Slog.e(TAG, "Could not change AOD override", e);
+            }
+        }
+    }
+
+    protected void maybeDisplayGrayscale(boolean shouldDisplayGrayscale) {
+        if (mLastAppliedEffects.shouldDisplayGrayscale() != shouldDisplayGrayscale) {
+            if (mColorDisplayManager != null) {
+                try {
+                    traceApplyDeviceEffect("displayGrayscale", shouldDisplayGrayscale);
+                    mColorDisplayManager.setSaturationLevel(
+                            shouldDisplayGrayscale
+                                    ? SATURATION_LEVEL_GRAYSCALE
+                                    : SATURATION_LEVEL_FULL_COLOR);
+                } catch (Exception e) {
+                    Slog.e(TAG, "Could not change grayscale override", e);
+                }
+            }
+        }
+    }
+
+    protected void maybeDimWallpaper(boolean shouldDimWallpaper) {
+        if (mLastAppliedEffects.shouldDimWallpaper() != shouldDimWallpaper) {
+            if (mWallpaperManager != null) {
+                try {
+                    traceApplyDeviceEffect("dimWallpaper", shouldDimWallpaper);
+                    mWallpaperManager.setWallpaperDimAmount(
+                            shouldDimWallpaper
+                                    ? WALLPAPER_DIM_AMOUNT_DIMMED
+                                    : WALLPAPER_DIM_AMOUNT_NORMAL);
+                } catch (Exception e) {
+                    Slog.e(TAG, "Could not change wallpaper override", e);
+                }
+            }
+        }
+    }
+
+    protected void maybeUseNightMode(boolean shouldUseNightMode, @ConfigOrigin int origin) {
+        if (mLastAppliedEffects.shouldUseNightMode() != shouldUseNightMode) {
+            try {
+                updateOrScheduleNightMode(shouldUseNightMode, origin);
+            } catch (Exception e) {
+                Slog.e(TAG, "Could not change dark theme override", e);
+            }
+        }
+    }
+
     private void updateOrScheduleNightMode(boolean useNightMode, @ConfigOrigin int origin) {
         mPendingNightMode = useNightMode;
 
diff --git a/services/core/java/com/android/server/pm/InstallPackageHelper.java b/services/core/java/com/android/server/pm/InstallPackageHelper.java
index d9e7696..8168c54 100644
--- a/services/core/java/com/android/server/pm/InstallPackageHelper.java
+++ b/services/core/java/com/android/server/pm/InstallPackageHelper.java
@@ -1029,12 +1029,14 @@
                 if (reconciledPackages == null) {
                     return;
                 }
-                if (Flags.improveInstallFreeze()) {
-                    prepPerformDexoptIfNeeded(reconciledPackages);
-                }
-                if (renameAndUpdatePaths(requests)
-                        && commitInstallPackages(reconciledPackages)) {
-                    success = true;
+                if (renameAndUpdatePaths(requests)) {
+                    // rename before dexopt because art will encoded the path in the odex/vdex file
+                    if (Flags.improveInstallFreeze()) {
+                        prepPerformDexoptIfNeeded(reconciledPackages);
+                    }
+                    if (commitInstallPackages(reconciledPackages)) {
+                        success = true;
+                    }
                 }
             }
         } finally {
diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index 37883f5..c573293 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -625,14 +625,6 @@
     boolean mIsFaceDown = false;
     private long mLastFlipTime = 0L;
 
-    // The screen brightness setting override from the window manager
-    // to allow the current foreground activity to override the brightness.
-    private float mScreenBrightnessOverrideFromWindowManager =
-            PowerManager.BRIGHTNESS_INVALID_FLOAT;
-
-    // Tag identifying the window/activity that requested the brightness override.
-    private CharSequence mScreenBrightnessOverrideFromWmTag = null;
-
     // The window manager has determined the user to be inactive via other means.
     // Set this to false to disable.
     private boolean mUserInactiveOverrideFromWindowManager;
@@ -3663,9 +3655,7 @@
                     // Keep the brightness steady during boot. This requires the
                     // bootloader brightness and the default brightness to be identical.
                     screenBrightnessOverride = mScreenBrightnessDefault;
-                } else if (isValidBrightness(mScreenBrightnessOverrideFromWindowManager)) {
-                    screenBrightnessOverride = mScreenBrightnessOverrideFromWindowManager;
-                    overrideTag = mScreenBrightnessOverrideFromWmTag;
+                    overrideTag = "boot";
                 } else {
                     screenBrightnessOverride = PowerManager.BRIGHTNESS_INVALID_FLOAT;
                 }
@@ -4449,19 +4439,6 @@
         }
     }
 
-    private void setScreenBrightnessOverrideFromWindowManagerInternal(
-            float brightness, CharSequence tag) {
-        synchronized (mLock) {
-            if (!BrightnessSynchronizer.floatEquals(mScreenBrightnessOverrideFromWindowManager,
-                    brightness)) {
-                mScreenBrightnessOverrideFromWindowManager = brightness;
-                mScreenBrightnessOverrideFromWmTag = tag;
-                mDirty |= DIRTY_SETTINGS;
-                updatePowerStateLocked();
-            }
-        }
-    }
-
     private void setUserInactiveOverrideFromWindowManagerInternal() {
         synchronized (mLock) {
             mUserInactiveOverrideFromWindowManager = true;
@@ -4800,10 +4777,6 @@
                     + mMaximumScreenOffTimeoutFromDeviceAdmin + " (enforced="
                     + isMaximumScreenOffTimeoutFromDeviceAdminEnforcedLocked() + ")");
             pw.println("  mStayOnWhilePluggedInSetting=" + mStayOnWhilePluggedInSetting);
-            pw.println("  mScreenBrightnessOverrideFromWindowManager="
-                    + mScreenBrightnessOverrideFromWindowManager);
-            pw.println("  mScreenBrightnessOverrideFromWmTag="
-                    + mScreenBrightnessOverrideFromWmTag);
             pw.println("  mUserActivityTimeoutOverrideFromWindowManager="
                     + mUserActivityTimeoutOverrideFromWindowManager);
             pw.println("  mUserInactiveOverrideFromWindowManager="
@@ -5193,10 +5166,6 @@
 
             proto.write(
                     PowerServiceSettingsAndConfigurationDumpProto
-                            .SCREEN_BRIGHTNESS_OVERRIDE_FROM_WINDOW_MANAGER,
-                    mScreenBrightnessOverrideFromWindowManager);
-            proto.write(
-                    PowerServiceSettingsAndConfigurationDumpProto
                             .USER_ACTIVITY_TIMEOUT_OVERRIDE_FROM_WINDOW_MANAGER_MS,
                     mUserActivityTimeoutOverrideFromWindowManager);
             proto.write(
@@ -7136,17 +7105,6 @@
     @VisibleForTesting
     final class LocalService extends PowerManagerInternal {
         @Override
-        public void setScreenBrightnessOverrideFromWindowManager(
-                float screenBrightness, CharSequence tag) {
-            if (screenBrightness < PowerManager.BRIGHTNESS_MIN
-                    || screenBrightness > PowerManager.BRIGHTNESS_MAX) {
-                screenBrightness = PowerManager.BRIGHTNESS_INVALID_FLOAT;
-                tag = null;
-            }
-            setScreenBrightnessOverrideFromWindowManagerInternal(screenBrightness, tag);
-        }
-
-        @Override
         public void setDozeOverrideFromDreamManager(
                 int screenState, int reason, float screenBrightnessFloat, int screenBrightnessInt,
                 boolean useNormalBrightnessForDoze) {
diff --git a/services/core/java/com/android/server/security/authenticationpolicy/AuthenticationPolicyService.java b/services/core/java/com/android/server/security/authenticationpolicy/AuthenticationPolicyService.java
index b8a4a9c..6798a61 100644
--- a/services/core/java/com/android/server/security/authenticationpolicy/AuthenticationPolicyService.java
+++ b/services/core/java/com/android/server/security/authenticationpolicy/AuthenticationPolicyService.java
@@ -16,8 +16,11 @@
 
 package com.android.server.security.authenticationpolicy;
 
+import static android.Manifest.permission.MANAGE_SECURE_LOCK_DEVICE;
+
 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_ADAPTIVE_AUTH_REQUEST;
 
+import android.annotation.EnforcePermission;
 import android.app.KeyguardManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -32,9 +35,14 @@
 import android.hardware.biometrics.events.AuthenticationSucceededInfo;
 import android.os.Build;
 import android.os.Handler;
+import android.os.IBinder;
 import android.os.Looper;
 import android.os.Message;
 import android.os.SystemClock;
+import android.security.authenticationpolicy.AuthenticationPolicyManager;
+import android.security.authenticationpolicy.DisableSecureLockDeviceParams;
+import android.security.authenticationpolicy.EnableSecureLockDeviceParams;
+import android.security.authenticationpolicy.IAuthenticationPolicyService;
 import android.util.Log;
 import android.util.Slog;
 import android.util.SparseIntArray;
@@ -74,6 +82,7 @@
     private final KeyguardManager mKeyguardManager;
     private final WindowManagerInternal mWindowManager;
     private final UserManagerInternal mUserManager;
+    private SecureLockDeviceServiceInternal mSecureLockDeviceService;
     @VisibleForTesting
     final SparseIntArray mFailedAttemptsForUser = new SparseIntArray();
     private final SparseLongArray mLastLockedTimestamp = new SparseLongArray();
@@ -94,10 +103,16 @@
         mWindowManager = Objects.requireNonNull(
                 LocalServices.getService(WindowManagerInternal.class));
         mUserManager = Objects.requireNonNull(LocalServices.getService(UserManagerInternal.class));
+        if (android.security.Flags.secureLockdown()) {
+            mSecureLockDeviceService = Objects.requireNonNull(
+                    LocalServices.getService(SecureLockDeviceServiceInternal.class));
+        }
     }
 
     @Override
-    public void onStart() {}
+    public void onStart() {
+        publishBinderService(Context.AUTHENTICATION_POLICY_SERVICE, mService);
+    }
 
     @Override
     public void onBootPhase(int phase) {
@@ -294,4 +309,36 @@
         // next successful primary or biometric auth happens
         mLastLockedTimestamp.put(userId, SystemClock.elapsedRealtime());
     }
+
+    private final IBinder mService = new IAuthenticationPolicyService.Stub() {
+        /**
+         * @see AuthenticationPolicyManager#enableSecureLockDevice(EnableSecureLockDeviceParams)
+         * @param params EnableSecureLockDeviceParams for caller to supply params related
+         *               to the secure lock device request
+         * @return @EnableSecureLockDeviceRequestStatus int indicating the result of the Secure
+         * Lock Device request
+         */
+        @Override
+        @EnforcePermission(MANAGE_SECURE_LOCK_DEVICE)
+        @AuthenticationPolicyManager.EnableSecureLockDeviceRequestStatus
+        public int enableSecureLockDevice(EnableSecureLockDeviceParams params) {
+            enableSecureLockDevice_enforcePermission();
+            return mSecureLockDeviceService.enableSecureLockDevice(params);
+        }
+
+        /**
+         * @see AuthenticationPolicyManager#disableSecureLockDevice(DisableSecureLockDeviceParams)
+         * @param params @DisableSecureLockDeviceParams for caller to supply params related
+         *               to the secure lock device request
+         * @return @DisableSecureLockDeviceRequestStatus int indicating the result of the Secure
+         * Lock Device request
+         */
+        @Override
+        @EnforcePermission(MANAGE_SECURE_LOCK_DEVICE)
+        @AuthenticationPolicyManager.DisableSecureLockDeviceRequestStatus
+        public int disableSecureLockDevice(DisableSecureLockDeviceParams params) {
+            disableSecureLockDevice_enforcePermission();
+            return mSecureLockDeviceService.disableSecureLockDevice(params);
+        }
+    };
 }
diff --git a/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceService.java b/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceService.java
new file mode 100644
index 0000000..7b89723
--- /dev/null
+++ b/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceService.java
@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.security.authenticationpolicy;
+
+import android.annotation.NonNull;
+import android.content.Context;
+import android.security.authenticationpolicy.AuthenticationPolicyManager;
+import android.security.authenticationpolicy.AuthenticationPolicyManager.DisableSecureLockDeviceRequestStatus;
+import android.security.authenticationpolicy.AuthenticationPolicyManager.EnableSecureLockDeviceRequestStatus;
+import android.security.authenticationpolicy.DisableSecureLockDeviceParams;
+import android.security.authenticationpolicy.EnableSecureLockDeviceParams;
+import android.util.Slog;
+
+import com.android.server.LocalServices;
+import com.android.server.SystemService;
+
+/**
+ * System service for remotely calling secure lock on the device.
+ *
+ * Callers will access this class via
+ * {@link com.android.server.security.authenticationpolicy.AuthenticationPolicyService}.
+ *
+ * @see AuthenticationPolicyService
+ * @see AuthenticationPolicyManager#enableSecureLockDevice
+ * @see AuthenticationPolicyManager#disableSecureLockDevice
+ * @hide
+ */
+public class SecureLockDeviceService extends SecureLockDeviceServiceInternal {
+    private static final String TAG = "SecureLockDeviceService";
+    private final Context mContext;
+
+    public SecureLockDeviceService(@NonNull Context context) {
+        mContext = context;
+    }
+
+    private void start() {
+        // Expose private service for system components to use.
+        LocalServices.addService(SecureLockDeviceServiceInternal.class, this);
+    }
+
+    /**
+     * @see AuthenticationPolicyManager#enableSecureLockDevice
+     * @param params EnableSecureLockDeviceParams for caller to supply params related
+     *               to the secure lock device request
+     * @return @EnableSecureLockDeviceRequestStatus int indicating the result of the
+     * secure lock device request
+     *
+     * @hide
+     */
+    @Override
+    @EnableSecureLockDeviceRequestStatus
+    public int enableSecureLockDevice(EnableSecureLockDeviceParams params) {
+        // (1) Call into system_server to lock device, configure allowed auth types
+        // for secure lock
+        // TODO: lock device, configure allowed authentication types for device entry
+        // (2) Call into framework to configure secure lock 2FA lockscreen
+        // update, UI & string updates
+        // TODO: implement 2FA lockscreen when SceneContainerFlag.isEnabled()
+        // TODO: implement 2FA lockscreen when !SceneContainerFlag.isEnabled()
+        // (3) Call into framework to configure keyguard security updates
+        // TODO: implement security updates
+        return AuthenticationPolicyManager.ERROR_UNSUPPORTED;
+    }
+
+    /**
+     * @see AuthenticationPolicyManager#disableSecureLockDevice
+     * @param params @DisableSecureLockDeviceParams for caller to supply params related
+     *               to the secure lock device request
+     * @return @DisableSecureLockDeviceRequestStatus int indicating the result of the
+     * secure lock device request
+     *
+     * @hide
+     */
+    @Override
+    @DisableSecureLockDeviceRequestStatus
+    public int disableSecureLockDevice(DisableSecureLockDeviceParams params) {
+        // (1) Call into system_server to reset allowed auth types
+        // TODO: reset allowed authentication types for device entry;
+        // (2) Call into framework to disable secure lock 2FA lockscreen, reset UI
+        // & string updates
+        // TODO: implement reverting to normal lockscreen when SceneContainerFlag.isEnabled()
+        // TODO: implement reverting to normal lockscreen when !SceneContainerFlag.isEnabled()
+        // (3) Call into framework to revert keyguard security updates
+        // TODO: implement reverting security updates
+        return AuthenticationPolicyManager.ERROR_UNSUPPORTED;
+    }
+
+    /**
+     * System service lifecycle.
+     */
+    public static final class Lifecycle extends SystemService {
+        private final SecureLockDeviceService mService;
+
+        public Lifecycle(@NonNull Context context) {
+            super(context);
+            mService = new SecureLockDeviceService(context);
+        }
+
+        @Override
+        public void onStart() {
+            Slog.i(TAG, "Starting SecureLockDeviceService");
+            mService.start();
+            Slog.i(TAG, "Started SecureLockDeviceService");
+        }
+    }
+}
diff --git a/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceServiceInternal.java b/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceServiceInternal.java
new file mode 100644
index 0000000..b903709
--- /dev/null
+++ b/services/core/java/com/android/server/security/authenticationpolicy/SecureLockDeviceServiceInternal.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.security.authenticationpolicy;
+
+import android.security.authenticationpolicy.AuthenticationPolicyManager;
+import android.security.authenticationpolicy.AuthenticationPolicyManager.DisableSecureLockDeviceRequestStatus;
+import android.security.authenticationpolicy.AuthenticationPolicyManager.EnableSecureLockDeviceRequestStatus;
+import android.security.authenticationpolicy.DisableSecureLockDeviceParams;
+import android.security.authenticationpolicy.EnableSecureLockDeviceParams;
+
+/**
+ * Local system service interface for {@link SecureLockDeviceService}.
+ *
+ * <p>No permission / argument checks will be performed inside.
+ * Callers must check the calling app permission and the calling package name.
+ *
+ * @hide
+ */
+public abstract class SecureLockDeviceServiceInternal {
+    private static final String TAG = "SecureLockDeviceServiceInternal";
+
+    /**
+     * @see AuthenticationPolicyManager#enableSecureLockDevice(EnableSecureLockDeviceParams)
+     * @param params EnableSecureLockDeviceParams for caller to supply params related
+     *               to the secure lock request
+     * @return @EnableSecureLockDeviceRequestStatus int indicating the result of the
+     * secure lock request
+     */
+    @EnableSecureLockDeviceRequestStatus
+    public abstract int enableSecureLockDevice(EnableSecureLockDeviceParams params);
+
+    /**
+     * @see AuthenticationPolicyManager#disableSecureLockDevice(DisableSecureLockDeviceParams)
+     * @param params @DisableSecureLockDeviceParams for caller to supply params related
+     *               to the secure lock device request
+     * @return @DisableSecureLockDeviceRequestStatus int indicating the result of the
+     * secure lock device request
+     */
+    @DisableSecureLockDeviceRequestStatus
+    public abstract int disableSecureLockDevice(DisableSecureLockDeviceParams params);
+}
diff --git a/services/core/java/com/android/server/trust/TrustManagerService.java b/services/core/java/com/android/server/trust/TrustManagerService.java
index 465ac2f..887e186 100644
--- a/services/core/java/com/android/server/trust/TrustManagerService.java
+++ b/services/core/java/com/android/server/trust/TrustManagerService.java
@@ -61,6 +61,7 @@
 import android.os.Looper;
 import android.os.Message;
 import android.os.PersistableBundle;
+import android.os.RemoteCallbackList;
 import android.os.RemoteException;
 import android.os.SystemClock;
 import android.os.UserHandle;
@@ -84,6 +85,7 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.content.PackageMonitor;
 import com.android.internal.infra.AndroidFuture;
+import com.android.internal.policy.IDeviceLockedStateListener;
 import com.android.internal.util.DumpUtils;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.internal.widget.LockSettingsInternal;
@@ -105,6 +107,7 @@
 import java.util.Collection;
 import java.util.List;
 import java.util.Objects;
+import java.util.stream.IntStream;
 
 /**
  * Manages trust agents and trust listeners.
@@ -253,6 +256,10 @@
             new SparseArray<>();
     private final SparseArray<TrustableTimeoutAlarmListener>
             mIdleTrustableTimeoutAlarmListenerForUser = new SparseArray<>();
+
+    private final RemoteCallbackList<IDeviceLockedStateListener>
+            mDeviceLockedStateListeners = new RemoteCallbackList<>();
+
     private AlarmManager mAlarmManager;
     private final Object mAlarmLock = new Object();
 
@@ -1090,6 +1097,7 @@
         if (changed) {
             notifyTrustAgentsOfDeviceLockState(userId, locked);
             notifyKeystoreOfDeviceLockState(userId, locked);
+            notifyDeviceLockedListenersForUser(userId, locked);
             // Also update the user's profiles who have unified challenge, since they
             // share the same unlocked state (see {@link #isDeviceLocked(int)})
             for (int profileHandle : mUserManager.getEnabledProfileIds(userId)) {
@@ -1910,6 +1918,26 @@
             return mIsInSignificantPlace;
         }
 
+        @EnforcePermission(Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE)
+        @Override
+        public void registerDeviceLockedStateListener(IDeviceLockedStateListener listener,
+                int deviceId) {
+            super.registerDeviceLockedStateListener_enforcePermission();
+            if (deviceId != Context.DEVICE_ID_DEFAULT) {
+                // Virtual devices are considered insecure.
+                return;
+            }
+            mDeviceLockedStateListeners.register(listener,
+                    Integer.valueOf(UserHandle.getUserId(Binder.getCallingUid())));
+        }
+
+        @EnforcePermission(Manifest.permission.SUBSCRIBE_TO_KEYGUARD_LOCKED_STATE)
+        @Override
+        public void unregisterDeviceLockedStateListener(IDeviceLockedStateListener listener) {
+            super.unregisterDeviceLockedStateListener_enforcePermission();
+            mDeviceLockedStateListeners.unregister(listener);
+        }
+
         private void enforceReportPermission() {
             mContext.enforceCallingOrSelfPermission(
                     Manifest.permission.ACCESS_KEYGUARD_SECURE_STORAGE, "reporting trust events");
@@ -2031,6 +2059,7 @@
                     }
 
                     notifyKeystoreOfDeviceLockState(userId, locked);
+                    notifyDeviceLockedListenersForUser(userId, locked);
 
                     if (locked) {
                         try {
@@ -2497,4 +2526,24 @@
             updateTrust(mUserId, 0 /* flags */);
         }
     }
+
+    private void notifyDeviceLockedListenersForUser(int userId, boolean locked) {
+        int numListeners = mDeviceLockedStateListeners.beginBroadcast();
+        try {
+            IntStream.range(0, numListeners).forEach(i -> {
+                try {
+                    Integer uid = (Integer) mDeviceLockedStateListeners.getBroadcastCookie(i);
+                    if (userId == uid.intValue()) {
+                        mDeviceLockedStateListeners.getBroadcastItem(i)
+                                .onDeviceLockedStateChanged(locked);
+                    }
+                } catch (RemoteException re) {
+                    Log.i(TAG, "Service died", re);
+                }
+            });
+
+        } finally {
+            mDeviceLockedStateListeners.finishBroadcast();
+        }
+    }
 }
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index c6e6e76..f70dec1 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -630,8 +630,8 @@
     // The locusId associated with this activity, if set.
     private LocusId mLocusId;
 
-    // Whether the activity is requesting to limit the system's educational dialogs
-    public boolean mShouldLimitSystemEducationDialogs;
+    // The timestamp of the last request to show the "Open in browser" education
+    public long mRequestOpenInBrowserEducationTimestamp;
 
     // Whether the activity was launched from a bubble.
     private boolean mLaunchedFromBubble;
@@ -1623,6 +1623,11 @@
                 newParent.setResumedActivity(this, "onParentChanged");
             }
             mAppCompatController.getTransparentPolicy().start();
+            if (mState == INITIALIZING && isRestrictedFixedOrientation(info.screenOrientation)) {
+                Slog.i(TAG, "Ignoring manifest-declared fixed orientation "
+                        + ActivityInfo.screenOrientationToString(info.screenOrientation)
+                        + " of " + this + " since target sdk 36");
+            }
         }
 
         if (rootTask != null && rootTask.topRunningActivity() == this) {
@@ -3192,6 +3197,17 @@
     }
 
     /**
+     * Returns {@code true} if the orientation will be ignored for {@link #isUniversalResizeable()}.
+     */
+    private boolean isRestrictedFixedOrientation(
+            @ActivityInfo.ScreenOrientation int orientation) {
+        // Exclude "locked" because it is not explicit portrait or landscape.
+        return orientation != ActivityInfo.SCREEN_ORIENTATION_LOCKED
+                && ActivityInfo.isFixedOrientation(orientation)
+                && isUniversalResizeable();
+    }
+
+    /**
      * Returns {@code true} if the fixed orientation, aspect ratio, resizability of this activity
      * will be ignored.
      */
@@ -7326,9 +7342,8 @@
         return mLocusId;
     }
 
-    void setLimitSystemEducationDialogs(boolean limitSystemEducationDialogs) {
-        if (mShouldLimitSystemEducationDialogs == limitSystemEducationDialogs) return;
-        mShouldLimitSystemEducationDialogs = limitSystemEducationDialogs;
+    void requestOpenInBrowserEducation() {
+        mRequestOpenInBrowserEducationTimestamp = System.currentTimeMillis();
         final Task task = getTask();
         if (task != null) {
             final boolean force = isVisibleRequested() && this == task.getTopNonFinishingActivity();
@@ -8123,7 +8138,13 @@
         ProtoLog.v(WM_DEBUG_ORIENTATION,
                 "Setting requested orientation %s for %s",
                 ActivityInfo.screenOrientationToString(requestedOrientation), this);
-        setOrientation(requestedOrientation, this);
+        final int resolvedOrientation = setOrientation(requestedOrientation, this);
+        if (resolvedOrientation != requestedOrientation
+                && isRestrictedFixedOrientation(requestedOrientation)) {
+            Slog.i(TAG, "Ignoring requested fixed orientation "
+                    + ActivityInfo.screenOrientationToString(requestedOrientation)
+                    + " of " + this + " since target sdk 36");
+        }
 
         // Push the new configuration to the requested app in case where it's not pushed, e.g. when
         // the request is handled at task level with letterbox.
@@ -8214,9 +8235,7 @@
     @ActivityInfo.ScreenOrientation
     protected int getOverrideOrientation() {
         int candidateOrientation = super.getOverrideOrientation();
-        if (candidateOrientation != ActivityInfo.SCREEN_ORIENTATION_LOCKED
-                && ActivityInfo.isFixedOrientation(candidateOrientation)
-                && isUniversalResizeable()) {
+        if (isRestrictedFixedOrientation(candidateOrientation)) {
             candidateOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
         }
         return mAppCompatController.getOrientationPolicy()
diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 198e14a..8ff0818 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -3915,12 +3915,11 @@
     }
 
     @Override
-    public void setLimitSystemEducationDialogs(
-            IBinder appToken, boolean limitSystemEducationDialogs) {
+    public void requestOpenInBrowserEducation(IBinder appToken) {
         synchronized (mGlobalLock) {
             final ActivityRecord r = ActivityRecord.isInRootTaskLocked(appToken);
             if (r != null) {
-                r.setLimitSystemEducationDialogs(limitSystemEducationDialogs);
+                r.requestOpenInBrowserEducation();
             }
         }
     }
diff --git a/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java b/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
index fbf9478..9754595 100644
--- a/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
+++ b/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
@@ -16,10 +16,9 @@
 
 package com.android.server.wm;
 
-import static android.app.CameraCompatTaskInfo.CAMERA_COMPAT_FREEFORM_NONE;
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FORCE_ROTATION;
-import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT;
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_REFRESH;
+import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT;
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_REFRESH_VIA_PAUSE;
 import static android.content.pm.ActivityInfo.OVERRIDE_MIN_ASPECT_RATIO_ONLY_FOR_CAMERA;
 import static android.content.pm.ActivityInfo.OVERRIDE_ORIENTATION_ONLY_FOR_CAMERA;
@@ -33,7 +32,6 @@
 import static com.android.server.wm.AppCompatUtils.isChangeEnabled;
 
 import android.annotation.NonNull;
-import android.app.CameraCompatTaskInfo.FreeformCameraCompatMode;
 
 import com.android.server.wm.utils.OptPropFactory;
 import com.android.window.flags.Flags;
@@ -165,13 +163,13 @@
      *
      * <p>The treatment is enabled when the following conditions are met:
      * <ul>
-     * <li>Property gating the camera compatibility free-form treatment is enabled.
-     * <li>Activity isn't opted out by the device manufacturer with override.
+     * <li>Feature flag gating the camera compatibility free-form treatment is enabled.
+     * <li>Activity is opted in by the device manufacturer with override.
      * </ul>
      */
     boolean shouldApplyFreeformTreatmentForCameraCompat() {
-        return Flags.enableCameraCompatForDesktopWindowing() && !isChangeEnabled(mActivityRecord,
-                OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT);
+        return Flags.enableCameraCompatForDesktopWindowing() && isChangeEnabled(mActivityRecord,
+                OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT);
     }
 
     boolean isOverrideOrientationOnlyForCameraEnabled() {
@@ -202,22 +200,10 @@
                 && !mActivityRecord.shouldCreateAppCompatDisplayInsets();
     }
 
-    @FreeformCameraCompatMode
-    int getFreeformCameraCompatMode() {
-        return mAppCompatCameraOverridesState.mFreeformCameraCompatMode;
-    }
-
-    void setFreeformCameraCompatMode(@FreeformCameraCompatMode int freeformCameraCompatMode) {
-        mAppCompatCameraOverridesState.mFreeformCameraCompatMode = freeformCameraCompatMode;
-    }
-
     static class AppCompatCameraOverridesState {
         // Whether activity "refresh" was requested but not finished in
         // ActivityRecord#activityResumedLocked following the camera compat force rotation in
         // DisplayRotationCompatPolicy.
         private boolean mIsRefreshRequested;
-
-        @FreeformCameraCompatMode
-        private int mFreeformCameraCompatMode = CAMERA_COMPAT_FREEFORM_NONE;
     }
 }
diff --git a/services/core/java/com/android/server/wm/CameraCompatFreeformPolicy.java b/services/core/java/com/android/server/wm/CameraCompatFreeformPolicy.java
index 2a0252a..506477f 100644
--- a/services/core/java/com/android/server/wm/CameraCompatFreeformPolicy.java
+++ b/services/core/java/com/android/server/wm/CameraCompatFreeformPolicy.java
@@ -38,7 +38,6 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.CameraCompatTaskInfo;
-import android.content.pm.ActivityInfo;
 import android.content.res.Configuration;
 import android.view.DisplayInfo;
 import android.view.Surface;
@@ -46,7 +45,6 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.protolog.ProtoLog;
 import com.android.internal.protolog.WmProtoLogGroups;
-import com.android.window.flags.Flags;
 
 /**
  * Policy for camera compatibility freeform treatment.
@@ -124,26 +122,6 @@
         return appBoundsChanged || displayRotationChanged;
     }
 
-    /**
-     * Whether activity is eligible for camera compatibility free-form treatment.
-     *
-     * <p>The treatment is applied to a fixed-orientation camera activity in free-form windowing
-     * mode. The treatment letterboxes or pillarboxes the activity to the expected orientation and
-     * provides changes to the camera and display orientation signals to match those expected on a
-     * portrait device in that orientation (for example, on a standard phone).
-     *
-     * <p>The treatment is enabled when the following conditions are met:
-     * <ul>
-     *     <li>Property gating the camera compatibility free-form treatment is enabled.
-     *     <li>Activity isn't opted out by the device manufacturer with override.
-     * </ul>
-     */
-    @VisibleForTesting
-    boolean isCameraCompatForFreeformEnabledForActivity(@NonNull ActivityRecord activity) {
-        return Flags.enableCameraCompatForDesktopWindowing() && !activity.info.isChangeEnabled(
-                ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT);
-    }
-
     @Override
     public void onCameraOpened(@NonNull ActivityRecord cameraActivity,
             @NonNull String cameraId) {
@@ -159,16 +137,10 @@
         }
 
         cameraActivity.recomputeConfiguration();
-        updateCameraCompatMode(cameraActivity);
         cameraActivity.getTask().dispatchTaskInfoChangedIfNeeded(/* force= */ true);
         cameraActivity.ensureActivityConfiguration(/* ignoreVisibility= */ false);
     }
 
-    private void updateCameraCompatMode(@NonNull ActivityRecord cameraActivity) {
-        cameraActivity.mAppCompatController.getAppCompatCameraOverrides()
-                .setFreeformCameraCompatMode(getCameraCompatMode(cameraActivity));
-    }
-
     @Override
     public boolean onCameraClosed(@NonNull String cameraId) {
         // Top activity in the same task as the camera activity, or `null` if the task is
@@ -277,7 +249,8 @@
     boolean isTreatmentEnabledForActivity(@NonNull ActivityRecord activity,
             boolean checkOrientation) {
         int orientation = activity.getRequestedConfigurationOrientation();
-        return isCameraCompatForFreeformEnabledForActivity(activity)
+        return activity.mAppCompatController.getAppCompatCameraOverrides()
+                .shouldApplyFreeformTreatmentForCameraCompat()
                 && mCameraStateMonitor.isCameraRunningForActivity(activity)
                 && (!checkOrientation || orientation != ORIENTATION_UNDEFINED)
                 && activity.inFreeformWindowingMode()
diff --git a/services/core/java/com/android/server/wm/DisplayArea.java b/services/core/java/com/android/server/wm/DisplayArea.java
index 3b24798..f40d636 100644
--- a/services/core/java/com/android/server/wm/DisplayArea.java
+++ b/services/core/java/com/android/server/wm/DisplayArea.java
@@ -101,8 +101,6 @@
 
     DisplayArea(WindowManagerService wms, Type type, String name, int featureId) {
         super(wms);
-        // TODO(display-area): move this up to ConfigurationContainer
-        setOverrideOrientation(SCREEN_ORIENTATION_UNSET);
         mType = type;
         mName = name;
         mFeatureId = featureId;
diff --git a/services/core/java/com/android/server/wm/RootWindowContainer.java b/services/core/java/com/android/server/wm/RootWindowContainer.java
index f50417d..c89feb4 100644
--- a/services/core/java/com/android/server/wm/RootWindowContainer.java
+++ b/services/core/java/com/android/server/wm/RootWindowContainer.java
@@ -108,6 +108,7 @@
 import android.graphics.Region;
 import android.hardware.display.DisplayManager;
 import android.hardware.display.DisplayManagerInternal;
+import android.hardware.display.DisplayManagerInternal.DisplayBrightnessOverrideRequest;
 import android.hardware.power.Mode;
 import android.net.Uri;
 import android.os.Binder;
@@ -185,8 +186,9 @@
     private static final long SLEEP_TRANSITION_WAIT_MILLIS = 1000L;
 
     private Object mLastWindowFreezeSource = null;
-    private float mScreenBrightnessOverride = PowerManager.BRIGHTNESS_INVALID_FLOAT;
-    private CharSequence mScreenBrightnessOverrideTag;
+    // Per-display WindowManager overrides that are passed on.
+    private final SparseArray<DisplayBrightnessOverrideRequest> mDisplayBrightnessOverrides =
+            new SparseArray<>();
     private long mUserActivityTimeout = -1;
     private boolean mUpdateRotation = false;
     // Only set while traversing the default display based on its content.
@@ -775,8 +777,7 @@
                     UPDATE_FOCUS_WILL_PLACE_SURFACES, false /*updateInputWindows*/);
         }
 
-        mScreenBrightnessOverride = PowerManager.BRIGHTNESS_INVALID_FLOAT;
-        mScreenBrightnessOverrideTag = null;
+        mDisplayBrightnessOverrides.clear();
         mUserActivityTimeout = -1;
         mObscureApplicationContentOnSecondaryDisplays = false;
         mSustainedPerformanceModeCurrent = false;
@@ -879,18 +880,10 @@
         }
 
         if (!mWmService.mDisplayFrozen) {
-            final float brightnessOverride = mScreenBrightnessOverride < PowerManager.BRIGHTNESS_MIN
-                    || mScreenBrightnessOverride > PowerManager.BRIGHTNESS_MAX
-                    ? PowerManager.BRIGHTNESS_INVALID_FLOAT : mScreenBrightnessOverride;
-            CharSequence overrideTag = null;
-            if (brightnessOverride != PowerManager.BRIGHTNESS_INVALID_FLOAT) {
-                overrideTag = mScreenBrightnessOverrideTag;
-            }
-            int brightnessFloatAsIntBits = Float.floatToIntBits(brightnessOverride);
             // Post these on a handler such that we don't call into power manager service while
             // holding the window manager lock to avoid lock contention with power manager lock.
-            mHandler.obtainMessage(SET_SCREEN_BRIGHTNESS_OVERRIDE, brightnessFloatAsIntBits,
-                    0, overrideTag).sendToTarget();
+            mHandler.obtainMessage(SET_SCREEN_BRIGHTNESS_OVERRIDE, mDisplayBrightnessOverrides)
+                    .sendToTarget();
             mHandler.obtainMessage(SET_USER_ACTIVITY_TIMEOUT, mUserActivityTimeout).sendToTarget();
         }
 
@@ -1043,10 +1036,13 @@
         }
         if (w.isDrawn() || (w.mActivityRecord != null && w.mActivityRecord.firstWindowDrawn
                 && w.mActivityRecord.isVisibleRequested())) {
-            if (!syswin && w.mAttrs.screenBrightness >= 0
-                    && Float.isNaN(mScreenBrightnessOverride)) {
-                mScreenBrightnessOverride = w.mAttrs.screenBrightness;
-                mScreenBrightnessOverrideTag = w.getWindowTag();
+            if (!syswin && w.mAttrs.screenBrightness >= PowerManager.BRIGHTNESS_MIN
+                    && w.mAttrs.screenBrightness <= PowerManager.BRIGHTNESS_MAX
+                    && !mDisplayBrightnessOverrides.contains(w.getDisplayId())) {
+                var brightnessOverride = new DisplayBrightnessOverrideRequest();
+                brightnessOverride.brightness = w.mAttrs.screenBrightness;
+                brightnessOverride.tag = w.getWindowTag();
+                mDisplayBrightnessOverrides.put(w.getDisplayId(), brightnessOverride);
             }
 
             // This function assumes that the contents of the default display are processed first
@@ -1118,8 +1114,10 @@
         public void handleMessage(Message msg) {
             switch (msg.what) {
                 case SET_SCREEN_BRIGHTNESS_OVERRIDE:
-                    mWmService.mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager(
-                            Float.intBitsToFloat(msg.arg1), (CharSequence) msg.obj);
+                    var brightnessOverrides =
+                            (SparseArray<DisplayBrightnessOverrideRequest>) msg.obj;
+                    mWmService.mDisplayManagerInternal.setScreenBrightnessOverrideFromWindowManager(
+                            brightnessOverrides);
                     break;
                 case SET_USER_ACTIVITY_TIMEOUT:
                     mWmService.mPowerManagerInternal.
diff --git a/services/core/java/com/android/server/wm/Task.java b/services/core/java/com/android/server/wm/Task.java
index dbc3b76c2..e8ae280 100644
--- a/services/core/java/com/android/server/wm/Task.java
+++ b/services/core/java/com/android/server/wm/Task.java
@@ -3423,8 +3423,8 @@
                 ? top.getLastParentBeforePip().mTaskId : INVALID_TASK_ID;
         info.shouldDockBigOverlays = top != null && top.shouldDockBigOverlays;
         info.mTopActivityLocusId = top != null ? top.getLocusId() : null;
-        info.isTopActivityLimitSystemEducationDialogs = top != null
-              ? top.mShouldLimitSystemEducationDialogs : false;
+        info.topActivityRequestOpenInBrowserEducationTimestamp = top != null
+              ? top.mRequestOpenInBrowserEducationTimestamp : 0;
         final Task parentTask = getParent() != null ? getParent().asTask() : null;
         info.parentTaskId = parentTask != null && parentTask.mCreatedByOrganizer
                 ? parentTask.mTaskId
@@ -3523,6 +3523,7 @@
 
         info.capturedLink = null;
         info.capturedLinkTimestamp = 0;
+        info.topActivityRequestOpenInBrowserEducationTimestamp = 0;
     }
 
     @Nullable PictureInPictureParams getPictureInPictureParams() {
diff --git a/services/core/java/com/android/server/wm/TransitionController.java b/services/core/java/com/android/server/wm/TransitionController.java
index 143d1b7..8562bb2 100644
--- a/services/core/java/com/android/server/wm/TransitionController.java
+++ b/services/core/java/com/android/server/wm/TransitionController.java
@@ -658,8 +658,8 @@
         }
         // Always allow WindowState to assign layers since it won't affect transition.
         return wc.asWindowState() != null || (!isPlaying()
-                // Don't assign task while collecting.
-                && !(wc.asTask() != null && isCollecting()));
+                // Don't assign task or display area layers while collecting.
+                && !((wc.asTask() != null || wc.asDisplayArea() != null) && isCollecting()));
     }
 
     @WindowConfiguration.WindowingMode
diff --git a/services/core/java/com/android/server/wm/WindowContainer.java b/services/core/java/com/android/server/wm/WindowContainer.java
index 5f92bb6..2397e03 100644
--- a/services/core/java/com/android/server/wm/WindowContainer.java
+++ b/services/core/java/com/android/server/wm/WindowContainer.java
@@ -1676,30 +1676,36 @@
      * @param orientation the specified orientation. Needs to be one of {@link ScreenOrientation}.
      * @param requestingContainer the container which orientation request has changed. Mostly used
      *                            to ensure it gets correct configuration.
+     * @return the resolved override orientation of this window container.
      */
-    void setOrientation(@ScreenOrientation int orientation,
+    @ScreenOrientation
+    int setOrientation(@ScreenOrientation int orientation,
             @Nullable WindowContainer requestingContainer) {
         if (getOverrideOrientation() == orientation) {
-            return;
+            return orientation;
         }
-
         setOverrideOrientation(orientation);
         final WindowContainer parent = getParent();
-        if (parent != null) {
-            if (getConfiguration().orientation != getRequestedConfigurationOrientation()
-                    // Update configuration directly only if the change won't be dispatched from
-                    // ancestor. This prevents from computing intermediate configuration when the
-                    // parent also needs to be updated from the ancestor. E.g. the app requests
-                    // portrait but the task is still in landscape. While updating from display,
-                    // the task can be updated to portrait first so the configuration can be
-                    // computed in a consistent environment.
-                    && (inMultiWindowMode()
-                        || !handlesOrientationChangeFromDescendant(orientation))) {
-                // Resolve the requested orientation.
-                onConfigurationChanged(parent.getConfiguration());
-            }
-            onDescendantOrientationChanged(requestingContainer);
+        if (parent == null) {
+            return orientation;
         }
+        // The derived class can return a result that is different from the given orientation.
+        final int resolvedOrientation = getOverrideOrientation();
+        if (getConfiguration().orientation != getRequestedConfigurationOrientation(
+                false /* forDisplay */, resolvedOrientation)
+                // Update configuration directly only if the change won't be dispatched from
+                // ancestor. This prevents from computing intermediate configuration when the
+                // parent also needs to be updated from the ancestor. E.g. the app requests
+                // portrait but the task is still in landscape. While updating from display,
+                // the task can be updated to portrait first so the configuration can be
+                // computed in a consistent environment.
+                && (inMultiWindowMode()
+                        || !handlesOrientationChangeFromDescendant(orientation))) {
+            // Resolve the requested orientation.
+            onConfigurationChanged(parent.getConfiguration());
+        }
+        onDescendantOrientationChanged(requestingContainer);
+        return resolvedOrientation;
     }
 
     @ScreenOrientation
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index 81af78e..6009848 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -182,7 +182,6 @@
 import static com.android.server.wm.WindowStateProto.VIEW_VISIBILITY;
 import static com.android.server.wm.WindowStateProto.WINDOW_CONTAINER;
 import static com.android.server.wm.WindowStateProto.WINDOW_FRAMES;
-import static com.android.window.flags.Flags.secureWindowState;
 import static com.android.window.flags.Flags.surfaceTrustedOverlay;
 
 import android.annotation.CallSuper;
@@ -1187,9 +1186,7 @@
         if (surfaceTrustedOverlay() && isWindowTrustedOverlay()) {
             getPendingTransaction().setTrustedOverlay(mSurfaceControl, true);
         }
-        if (secureWindowState()) {
-            getPendingTransaction().setSecure(mSurfaceControl, isSecureLocked());
-        }
+        getPendingTransaction().setSecure(mSurfaceControl, isSecureLocked());
         // All apps should be considered as occluding when computing TrustedPresentation Thresholds.
         final boolean canOccludePresentation = !mSession.mCanAddInternalSystemWindow;
         getPendingTransaction().setCanOccludePresentation(mSurfaceControl, canOccludePresentation);
@@ -6174,18 +6171,10 @@
 
     void setSecureLocked(boolean isSecure) {
         ProtoLog.i(WM_SHOW_TRANSACTIONS, "SURFACE isSecure=%b: %s", isSecure, getName());
-        if (secureWindowState()) {
-            if (mSurfaceControl == null) {
-                return;
-            }
-            getPendingTransaction().setSecure(mSurfaceControl, isSecure);
-        } else {
-            if (mWinAnimator.mSurfaceControl == null) {
-                return;
-            }
-            getPendingTransaction().setSecure(mWinAnimator.mSurfaceControl,
-                    isSecure);
+        if (mSurfaceControl == null) {
+            return;
         }
+        getPendingTransaction().setSecure(mSurfaceControl, isSecure);
         if (mDisplayContent != null) {
             mDisplayContent.refreshImeSecureFlag(getSyncTransaction());
         }
diff --git a/services/core/java/com/android/server/wm/WindowStateAnimator.java b/services/core/java/com/android/server/wm/WindowStateAnimator.java
index a934eea..0154d95 100644
--- a/services/core/java/com/android/server/wm/WindowStateAnimator.java
+++ b/services/core/java/com/android/server/wm/WindowStateAnimator.java
@@ -49,7 +49,6 @@
 import static com.android.server.wm.WindowStateAnimatorProto.SURFACE;
 import static com.android.server.wm.WindowStateAnimatorProto.SYSTEM_DECOR_RECT;
 import static com.android.server.wm.WindowSurfaceControllerProto.SHOWN;
-import static com.android.window.flags.Flags.secureWindowState;
 import static com.android.window.flags.Flags.setScPropertiesInClient;
 
 import android.content.Context;
@@ -310,12 +309,6 @@
         int flags = SurfaceControl.HIDDEN;
         final WindowManager.LayoutParams attrs = w.mAttrs;
 
-        if (!secureWindowState()) {
-            if (w.isSecureLocked()) {
-                flags |= SurfaceControl.SECURE;
-            }
-        }
-
         if ((mWin.mAttrs.privateFlags & PRIVATE_FLAG_IS_ROUNDED_CORNERS_OVERLAY) != 0) {
             flags |= SurfaceControl.SKIP_SCREENSHOT;
         }
diff --git a/services/core/jni/com_android_server_input_InputManagerService.cpp b/services/core/jni/com_android_server_input_InputManagerService.cpp
index e383375..dece612 100644
--- a/services/core/jni/com_android_server_input_InputManagerService.cpp
+++ b/services/core/jni/com_android_server_input_InputManagerService.cpp
@@ -2330,6 +2330,12 @@
     im->getInputManager()->getReader().toggleCapsLockState(deviceId);
 }
 
+static void resetLockedModifierState(JNIEnv* env, jobject nativeImplObj) {
+    NativeInputManager* im = getNativeInputManager(env, nativeImplObj);
+
+    im->getInputManager()->getReader().resetLockedModifierState();
+}
+
 static void nativeDisplayRemoved(JNIEnv* env, jobject nativeImplObj, jint displayId) {
     NativeInputManager* im = getNativeInputManager(env, nativeImplObj);
 
@@ -3134,6 +3140,7 @@
         {"verifyInputEvent", "(Landroid/view/InputEvent;)Landroid/view/VerifiedInputEvent;",
          (void*)nativeVerifyInputEvent},
         {"toggleCapsLock", "(I)V", (void*)nativeToggleCapsLock},
+        {"resetLockedModifierState", "()V", (void*)resetLockedModifierState},
         {"displayRemoved", "(I)V", (void*)nativeDisplayRemoved},
         {"setFocusedApplication", "(ILandroid/view/InputApplicationHandle;)V",
          (void*)nativeSetFocusedApplication},
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index da478f3..dc10dd9 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -251,6 +251,7 @@
 import com.android.server.security.KeyChainSystemService;
 import com.android.server.security.advancedprotection.AdvancedProtectionService;
 import com.android.server.security.authenticationpolicy.AuthenticationPolicyService;
+import com.android.server.security.authenticationpolicy.SecureLockDeviceService;
 import com.android.server.security.forensic.ForensicService;
 import com.android.server.security.rkp.RemoteProvisioningService;
 import com.android.server.selinux.SelinuxAuditLogsService;
@@ -2659,6 +2660,12 @@
             mSystemServiceManager.startService(AuthService.class);
             t.traceEnd();
 
+            if (android.security.Flags.secureLockdown()) {
+                t.traceBegin("StartSecureLockDeviceService.Lifecycle");
+                mSystemServiceManager.startService(SecureLockDeviceService.Lifecycle.class);
+                t.traceEnd();
+            }
+
             if (android.adaptiveauth.Flags.enableAdaptiveAuth()) {
                 t.traceBegin("StartAuthenticationPolicyService");
                 mSystemServiceManager.startService(AuthenticationPolicyService.class);
@@ -3062,7 +3069,10 @@
         if (com.android.ranging.flags.Flags.rangingStackEnabled()) {
             if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_UWB)
                     || context.getPackageManager().hasSystemFeature(
-                            PackageManager.FEATURE_WIFI_RTT)) {
+                            PackageManager.FEATURE_WIFI_RTT)
+                    || (com.android.ranging.flags.Flags.rangingCsEnabled()
+                            && context.getPackageManager().hasSystemFeature(
+                                    PackageManager.FEATURE_BLUETOOTH_LE_CHANNEL_SOUNDING))) {
                 t.traceBegin("RangingService");
                 // TODO: b/375264320 - Remove after RELEASE_RANGING_STACK is ramped to next.
                 try {
diff --git a/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceRoboTest.java b/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceRoboTest.java
index a547d0f..4e9fff2 100644
--- a/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceRoboTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceRoboTest.java
@@ -31,6 +31,7 @@
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
 import static org.robolectric.Shadows.shadowOf;
 import static org.testng.Assert.expectThrows;
 
@@ -96,6 +97,7 @@
     @UserIdInt private int mUserTwoId;
     @Mock private UserBackupManagerService mUserSystemService;
     @Mock private UserBackupManagerService mUserOneService;
+    @Mock private BackupAgentConnectionManager mUserOneBackupAgentConnectionManager;
     @Mock private UserBackupManagerService mUserTwoService;
 
     /** Setup */
@@ -116,6 +118,9 @@
         mShadowContext.grantPermissions(BACKUP);
         mShadowContext.grantPermissions(INTERACT_ACROSS_USERS_FULL);
 
+        when(mUserOneService.getBackupAgentConnectionManager()).thenReturn(
+                mUserOneBackupAgentConnectionManager);
+
         ShadowBinder.setCallingUid(Process.SYSTEM_UID);
     }
 
@@ -226,7 +231,7 @@
 
         backupManagerService.agentConnected(mUserOneId, TEST_PACKAGE, agentBinder);
 
-        verify(mUserOneService).agentConnected(TEST_PACKAGE, agentBinder);
+        verify(mUserOneBackupAgentConnectionManager).agentConnected(TEST_PACKAGE, agentBinder);
     }
 
     /** Test that the backup service does not route methods for non-registered users. */
@@ -239,7 +244,8 @@
 
         backupManagerService.agentConnected(mUserTwoId, TEST_PACKAGE, agentBinder);
 
-        verify(mUserOneService, never()).agentConnected(TEST_PACKAGE, agentBinder);
+        verify(mUserOneBackupAgentConnectionManager, never()).agentConnected(TEST_PACKAGE,
+                agentBinder);
     }
 
     /** Test that the backup service routes methods correctly to the user that requests it. */
diff --git a/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java b/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
index 7349c14..aeb1ba9 100644
--- a/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
@@ -107,6 +107,7 @@
 import com.android.internal.infra.AndroidFuture;
 import com.android.server.EventLogTags;
 import com.android.server.LocalServices;
+import com.android.server.backup.BackupAgentConnectionManager;
 import com.android.server.backup.BackupRestoreTask;
 import com.android.server.backup.DataChangedJournal;
 import com.android.server.backup.KeyValueBackupJob;
@@ -167,7 +168,6 @@
 import java.util.concurrent.TimeoutException;
 import java.util.stream.Stream;
 
-// TODO: Test agents timing out
 @RunWith(RobolectricTestRunner.class)
 @Config(
         shadows = {
@@ -195,6 +195,7 @@
     @Mock private IBackupManagerMonitor mMonitor;
     @Mock private OnTaskFinishedListener mListener;
     @Mock private PackageManagerInternal mPackageManagerInternal;
+    @Mock private BackupAgentConnectionManager mBackupAgentConnectionManager;
 
     private UserBackupManagerService mBackupManagerService;
     private TransportData mTransport;
@@ -257,6 +258,8 @@
         when(mBackupManagerService.getBaseStateDir()).thenReturn(mBaseStateDir);
         when(mBackupManagerService.getDataDir()).thenReturn(mDataDir);
         when(mBackupManagerService.getBackupManagerBinder()).thenReturn(mBackupManager);
+        when(mBackupManagerService.getBackupAgentConnectionManager()).thenReturn(
+                mBackupAgentConnectionManager);
 
         mBackupHandler = mBackupManagerService.getBackupHandler();
         mShadowBackupLooper = shadowOf(mBackupHandler.getLooper());
@@ -749,7 +752,8 @@
 
     /**
      * Agent unavailable means {@link
-     * UserBackupManagerService#bindToAgentSynchronous(ApplicationInfo, int)} returns {@code null}.
+     * BackupAgentConnectionManager#bindToAgentSynchronous(ApplicationInfo, int, int)} returns
+     * {@code null}.
      *
      * @see #setUpAgent(PackageData)
      */
@@ -805,7 +809,7 @@
         TransportMock transportMock = setUpInitializedTransport(mTransport);
         setUpAgent(PACKAGE_1);
         doThrow(SecurityException.class)
-                .when(mBackupManagerService)
+                .when(mBackupAgentConnectionManager)
                 .bindToAgentSynchronous(argThat(applicationInfo(PACKAGE_1)), anyInt(), anyInt());
         KeyValueBackupTask task = createKeyValueBackupTask(transportMock, PACKAGE_1);
 
@@ -823,7 +827,7 @@
         TransportMock transportMock = setUpInitializedTransport(mTransport);
         setUpAgent(PACKAGE_1);
         doThrow(SecurityException.class)
-                .when(mBackupManagerService)
+                .when(mBackupAgentConnectionManager)
                 .bindToAgentSynchronous(argThat(applicationInfo(PACKAGE_1)), anyInt(), anyInt());
         KeyValueBackupTask task = createKeyValueBackupTask(transportMock, true, PACKAGE_1);
 
@@ -861,7 +865,7 @@
         runTask(task);
 
         verify(mBackupManagerService).setWorkSource(null);
-        verify(mBackupManagerService).unbindAgent(argThat(applicationInfo(PACKAGE_1)));
+        verify(mBackupAgentConnectionManager).unbindAgent(argThat(applicationInfo(PACKAGE_1)));
     }
 
     @Test
@@ -1097,7 +1101,7 @@
         runTask(task);
 
         verify(agentMock.agentBinder).fail(any());
-        verify(mBackupManagerService).unbindAgent(argThat(applicationInfo(PACKAGE_1)));
+        verify(mBackupAgentConnectionManager).unbindAgent(argThat(applicationInfo(PACKAGE_1)));
     }
 
     @Test
@@ -1418,7 +1422,8 @@
                 .isEqualTo("newState".getBytes());
         assertCleansUpFiles(mTransport, PM_PACKAGE);
         // We don't unbind PM
-        verify(mBackupManagerService, never()).unbindAgent(argThat(applicationInfo(PM_PACKAGE)));
+        verify(mBackupAgentConnectionManager, never()).unbindAgent(
+                argThat(applicationInfo(PM_PACKAGE)));
     }
 
     @Test
@@ -1439,7 +1444,8 @@
 
         runTask(task);
 
-        verify(mBackupManagerService, never()).unbindAgent(argThat(applicationInfo(PM_PACKAGE)));
+        verify(mBackupAgentConnectionManager, never()).unbindAgent(
+                argThat(applicationInfo(PM_PACKAGE)));
     }
 
     @Test
@@ -1642,9 +1648,10 @@
 
         runTask(task);
 
-        InOrder inOrder = inOrder(agentMock.agent, mBackupManagerService);
+        InOrder inOrder = inOrder(agentMock.agent, mBackupAgentConnectionManager);
         inOrder.verify(agentMock.agent).onQuotaExceeded(anyLong(), eq(1234L));
-        inOrder.verify(mBackupManagerService).unbindAgent(argThat(applicationInfo(PACKAGE_1)));
+        inOrder.verify(mBackupAgentConnectionManager).unbindAgent(
+                argThat(applicationInfo(PACKAGE_1)));
     }
 
     @Test
@@ -2634,12 +2641,12 @@
             doNothing().when(backupAgentBinder).fail(any());
             if (packageData.available) {
                 doReturn(backupAgentBinder)
-                        .when(mBackupManagerService)
+                        .when(mBackupAgentConnectionManager)
                         .bindToAgentSynchronous(argThat(applicationInfo(packageData)), anyInt(),
                                 anyInt());
             } else {
                 doReturn(null)
-                        .when(mBackupManagerService)
+                        .when(mBackupAgentConnectionManager)
                         .bindToAgentSynchronous(argThat(applicationInfo(packageData)), anyInt(),
                                 anyInt());
             }
@@ -2976,7 +2983,7 @@
 
     private void assertCleansUpFilesAndAgent(TransportData transport, PackageData packageData) {
         assertCleansUpFiles(transport, packageData);
-        verify(mBackupManagerService).unbindAgent(argThat(applicationInfo(packageData)));
+        verify(mBackupAgentConnectionManager).unbindAgent(argThat(applicationInfo(packageData)));
     }
 
     private void assertCleansUpFiles(TransportData transport, PackageData packageData) {
diff --git a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
index e64d985..c996339 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
@@ -121,8 +121,8 @@
     private static final float PROX_SENSOR_MAX_RANGE = 5;
     private static final float DOZE_SCALE_FACTOR = 0.34f;
     private static final float DEFAULT_DOZE_BRIGHTNESS = 0.121f;
+    private static final float OVERRIDE_BRIGHTNESS = 0.567f;
 
-    private static final float BRIGHTNESS_RAMP_RATE_MINIMUM = 0.0f;
     private static final float BRIGHTNESS_RAMP_RATE_FAST_DECREASE = 0.3f;
     private static final float BRIGHTNESS_RAMP_RATE_FAST_INCREASE = 0.4f;
     private static final float BRIGHTNESS_RAMP_RATE_SLOW_DECREASE = 0.1f;
@@ -2438,6 +2438,36 @@
                 any(BrightnessEvent.class));
     }
 
+    @Test
+    public void brightnessOverrideInPowerRequest_enablesOverrideBrightnessStrategy() {
+        when(mHolder.displayPowerState.getScreenState()).thenReturn(Display.STATE_ON);
+        DisplayPowerRequest dpr = new DisplayPowerRequest();
+        dpr.screenBrightnessOverride = OVERRIDE_BRIGHTNESS;
+        mHolder.dpc.requestPowerState(dpr, /* waitForNegativeProximity= */ false);
+        advanceTime(1);  // Run updatePowerState
+
+        verify(mHolder.animator).animateTo(eq(OVERRIDE_BRIGHTNESS), anyFloat(), anyFloat(),
+                eq(false));
+    }
+
+    @Test
+    public void brightnessOverrideRequest_enablesOverrideBrightnessStrategy() {
+        mHolder = createDisplayPowerController(DISPLAY_ID, UNIQUE_ID);
+        when(mHolder.displayPowerState.getScreenState()).thenReturn(Display.STATE_ON);
+
+        DisplayPowerRequest dpr = new DisplayPowerRequest();
+        mHolder.dpc.requestPowerState(dpr, /* waitForNegativeProximity= */ false);
+        advanceTime(1);  // Run updatePowerState
+
+        var dbor = new DisplayManagerInternal.DisplayBrightnessOverrideRequest();
+        dbor.brightness = OVERRIDE_BRIGHTNESS;
+        mHolder.dpc.setBrightnessOverrideRequest(dbor);
+        advanceTime(1);  // Process the WM brightness override request
+
+        verify(mHolder.animator).animateTo(eq(OVERRIDE_BRIGHTNESS), anyFloat(), anyFloat(),
+                eq(false));
+    }
+
     /**
      * Creates a mock and registers it to {@link LocalServices}.
      */
diff --git a/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessControllerTest.java b/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessControllerTest.java
index 4f875c3..49de801 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessControllerTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessControllerTest.java
@@ -52,6 +52,7 @@
 import com.android.server.display.brightness.strategy.AutomaticBrightnessStrategy;
 import com.android.server.display.brightness.strategy.DisplayBrightnessStrategy;
 import com.android.server.display.brightness.strategy.OffloadBrightnessStrategy;
+import com.android.server.display.brightness.strategy.OverrideBrightnessStrategy;
 import com.android.server.display.brightness.strategy.TemporaryBrightnessStrategy;
 import com.android.server.display.feature.DisplayManagerFlags;
 
@@ -155,6 +156,27 @@
     }
 
     @Test
+    public void updateWindowManagerBrightnessOverride() {
+        var request = new DisplayManagerInternal.DisplayBrightnessOverrideRequest();
+        request.brightness = 0.4f;
+        request.tag = "cts";
+        OverrideBrightnessStrategy overrideBrightnessStrategy = mock(
+                OverrideBrightnessStrategy.class);
+        when(mDisplayBrightnessStrategySelector.getOverrideBrightnessStrategy()).thenReturn(
+                overrideBrightnessStrategy);
+
+        when(overrideBrightnessStrategy.updateWindowManagerBrightnessOverride(any()))
+                .thenReturn(false);
+        assertFalse(mDisplayBrightnessController.updateWindowManagerBrightnessOverride(request));
+        verify(overrideBrightnessStrategy).updateWindowManagerBrightnessOverride(request);
+
+        when(overrideBrightnessStrategy.updateWindowManagerBrightnessOverride(any()))
+                .thenReturn(true);
+        assertTrue(mDisplayBrightnessController.updateWindowManagerBrightnessOverride(request));
+        verify(overrideBrightnessStrategy, times(2)).updateWindowManagerBrightnessOverride(request);
+    }
+
+    @Test
     public void setCurrentScreenBrightness() {
         // Current Screen brightness is set as expected when a different value than the current
         // is set
diff --git a/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessStrategySelectorTest.java b/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessStrategySelectorTest.java
index b99a18c..a647691 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessStrategySelectorTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/brightness/DisplayBrightnessStrategySelectorTest.java
@@ -183,6 +183,8 @@
         when(mContext.getContentResolver()).thenReturn(contentResolver);
         when(mContext.getResources()).thenReturn(mResources);
         when(mInvalidBrightnessStrategy.getName()).thenReturn("InvalidBrightnessStrategy");
+        when(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())
+                .thenReturn(PowerManager.BRIGHTNESS_INVALID_FLOAT);
         mDisplayBrightnessStrategySelector = new DisplayBrightnessStrategySelector(mContext,
                 mInjector, DISPLAY_ID, mDisplayManagerFlags);
 
@@ -284,6 +286,20 @@
     }
 
     @Test
+    public void selectStrategySelectsOverrideStrategyWhenWindowManagerOverrideIsValid() {
+        DisplayManagerInternal.DisplayPowerRequest displayPowerRequest = mock(
+                DisplayManagerInternal.DisplayPowerRequest.class);
+        displayPowerRequest.screenBrightnessOverride = Float.NaN;
+        when(mFollowerBrightnessStrategy.getBrightnessToFollow()).thenReturn(Float.NaN);
+        when(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride()).thenReturn(0.4f);
+        assertEquals(mDisplayBrightnessStrategySelector.selectStrategy(
+                        new StrategySelectionRequest(displayPowerRequest, Display.STATE_ON,
+                                0.1f, false, mDisplayOffloadSession,
+                                STYLUS_IS_NOT_BEING_USED, /* isBedtimeModeWearEnabled= */ false)),
+                mOverrideBrightnessStrategy);
+    }
+
+    @Test
     public void selectStrategySelectsTemporaryStrategyWhenValid() {
         DisplayManagerInternal.DisplayPowerRequest displayPowerRequest = mock(
                 DisplayManagerInternal.DisplayPowerRequest.class);
diff --git a/services/tests/displayservicetests/src/com/android/server/display/brightness/strategy/OverrideBrightnessStrategyTest.java b/services/tests/displayservicetests/src/com/android/server/display/brightness/strategy/OverrideBrightnessStrategyTest.java
index cc21af1..414f274a 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/brightness/strategy/OverrideBrightnessStrategyTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/brightness/strategy/OverrideBrightnessStrategyTest.java
@@ -16,8 +16,9 @@
 
 package com.android.server.display.brightness.strategy;
 
+import static android.os.PowerManager.BRIGHTNESS_INVALID_FLOAT;
 
-import static org.junit.Assert.assertEquals;
+import static com.google.common.truth.Truth.assertThat;
 
 import android.hardware.display.DisplayManagerInternal;
 
@@ -34,7 +35,6 @@
 
 @SmallTest
 @RunWith(AndroidJUnit4.class)
-
 public class OverrideBrightnessStrategyTest {
     private OverrideBrightnessStrategy mOverrideBrightnessStrategy;
 
@@ -62,7 +62,56 @@
                         new StrategyExecutionRequest(displayPowerRequest, 0.2f,
                                 /* userSetBrightnessChanged= */ false,
                                 /* isStylusBeingUsed */ false));
-        assertEquals(updatedDisplayBrightnessState, expectedDisplayBrightnessState);
+        assertThat(updatedDisplayBrightnessState).isEqualTo(expectedDisplayBrightnessState);
     }
 
+    @Test
+    public void testUpdateBrightnessWhenWindowManagerOverrideIsRequested() {
+        var overrideRequest = new DisplayManagerInternal.DisplayBrightnessOverrideRequest();
+        overrideRequest.brightness = 0.2f;
+        mOverrideBrightnessStrategy.updateWindowManagerBrightnessOverride(overrideRequest);
+        DisplayManagerInternal.DisplayPowerRequest
+                displayPowerRequest = new DisplayManagerInternal.DisplayPowerRequest();
+        displayPowerRequest.screenBrightnessOverride = BRIGHTNESS_INVALID_FLOAT;
+        BrightnessReason brightnessReason = new BrightnessReason();
+        brightnessReason.setReason(BrightnessReason.REASON_OVERRIDE);
+        DisplayBrightnessState expectedDisplayBrightnessState =
+                new DisplayBrightnessState.Builder()
+                        .setBrightness(overrideRequest.brightness)
+                        .setBrightnessReason(brightnessReason)
+                        .setDisplayBrightnessStrategyName(mOverrideBrightnessStrategy.getName())
+                        .build();
+        DisplayBrightnessState updatedDisplayBrightnessState =
+                mOverrideBrightnessStrategy.updateBrightness(
+                        new StrategyExecutionRequest(displayPowerRequest, 0.2f,
+                                /* userSetBrightnessChanged= */ false,
+                                /* isStylusBeingUsed */ false));
+        assertThat(updatedDisplayBrightnessState).isEqualTo(expectedDisplayBrightnessState);
+    }
+
+    @Test
+    public void testUpdateWindowManagerBrightnessOverride() {
+        var request = new DisplayManagerInternal.DisplayBrightnessOverrideRequest();
+        assertThat(mOverrideBrightnessStrategy.updateWindowManagerBrightnessOverride(request))
+                .isFalse();
+        assertThat(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())
+                .isEqualTo(BRIGHTNESS_INVALID_FLOAT);
+
+        request.brightness = 0.2f;
+        assertThat(mOverrideBrightnessStrategy.updateWindowManagerBrightnessOverride(request))
+                .isTrue();
+        assertThat(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())
+                .isEqualTo(0.2f);
+
+        // Passing the same request doesn't result in an update.
+        assertThat(mOverrideBrightnessStrategy.updateWindowManagerBrightnessOverride(request))
+                .isFalse();
+        assertThat(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())
+                .isEqualTo(0.2f);
+
+        assertThat(mOverrideBrightnessStrategy.updateWindowManagerBrightnessOverride(null))
+                .isTrue();
+        assertThat(mOverrideBrightnessStrategy.getWindowManagerBrightnessOverride())
+                .isEqualTo(BRIGHTNESS_INVALID_FLOAT);
+    }
 }
diff --git a/services/tests/mockingservicestests/src/com/android/server/backup/BackupAgentConnectionManagerTest.java b/services/tests/mockingservicestests/src/com/android/server/backup/BackupAgentConnectionManagerTest.java
new file mode 100644
index 0000000..19e43b6
--- /dev/null
+++ b/services/tests/mockingservicestests/src/com/android/server/backup/BackupAgentConnectionManagerTest.java
@@ -0,0 +1,381 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.backup;
+
+import static com.android.dx.mockito.inline.extended.ExtendedMockito.doReturn;
+import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyBoolean;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.reset;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.app.ActivityManager;
+import android.app.ActivityManagerInternal;
+import android.app.ApplicationThreadConstants;
+import android.app.IActivityManager;
+import android.app.IBackupAgent;
+import android.app.backup.BackupAnnotations.BackupDestination;
+import android.app.backup.BackupAnnotations.OperationType;
+import android.compat.testing.PlatformCompatChangeRule;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.Process;
+import android.os.UserHandle;
+import android.platform.test.annotations.DisableFlags;
+import android.platform.test.annotations.EnableFlags;
+import android.platform.test.annotations.Presubmit;
+import android.platform.test.flag.junit.SetFlagsRule;
+
+import androidx.test.runner.AndroidJUnit4;
+
+import com.android.server.LocalServices;
+import com.android.server.backup.internal.LifecycleOperationStorage;
+
+import libcore.junit.util.compat.CoreCompatChangeRule.DisableCompatChanges;
+import libcore.junit.util.compat.CoreCompatChangeRule.EnableCompatChanges;
+
+import com.google.common.collect.ImmutableSet;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TestRule;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.mockito.MockitoSession;
+import org.mockito.quality.Strictness;
+
+import java.util.Set;
+
+@Presubmit
+@RunWith(AndroidJUnit4.class)
+public class BackupAgentConnectionManagerTest {
+    private static final String TEST_PACKAGE = "com.test.package";
+
+    @Rule
+    public TestRule compatChangeRule = new PlatformCompatChangeRule();
+    @Rule
+    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
+
+    @Mock
+    IActivityManager mActivityManager;
+    @Mock
+    ActivityManagerInternal mActivityManagerInternal;
+    @Mock
+    LifecycleOperationStorage mOperationStorage;
+    @Mock
+    UserBackupManagerService mUserBackupManagerService;
+    @Mock
+    IBackupAgent.Stub mBackupAgentStub;
+    @Mock
+    PackageManager mPackageManager;
+
+    private BackupAgentConnectionManager mConnectionManager;
+    private MockitoSession mSession;
+    private ApplicationInfo mTestApplicationInfo;
+    private IBackupAgent mBackupAgentResult;
+    private Thread mTestThread;
+
+    @Before
+    public void setUp() throws Exception {
+        mSession = mockitoSession().initMocks(this).mockStatic(ActivityManager.class).mockStatic(
+                LocalServices.class).strictness(Strictness.LENIENT).startMocking();
+        MockitoAnnotations.initMocks(this);
+
+        doReturn(mActivityManager).when(ActivityManager::getService);
+        doReturn(mActivityManagerInternal).when(
+                () -> LocalServices.getService(ActivityManagerInternal.class));
+        // Real package manager throws if a property is not defined.
+        when(mPackageManager.getPropertyAsUser(any(), any(), any(), anyInt())).thenThrow(
+                new PackageManager.NameNotFoundException());
+
+        mConnectionManager = spy(
+                new BackupAgentConnectionManager(mOperationStorage, mPackageManager,
+                        mUserBackupManagerService, UserHandle.USER_SYSTEM));
+
+        mTestApplicationInfo = new ApplicationInfo();
+        mTestApplicationInfo.packageName = TEST_PACKAGE;
+
+        mBackupAgentResult = null;
+        mTestThread = null;
+    }
+
+    @After
+    public void tearDown() {
+        if (mSession != null) {
+            mSession.finishMocking();
+        }
+    }
+
+    @Test
+    public void bindToAgentSynchronous_amReturnsFailure_returnsNullAndClearsPendingBackups()
+            throws Exception {
+        when(mActivityManager.bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(),
+                anyInt(), anyBoolean())).thenReturn(false);
+
+        IBackupAgent result = mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        assertThat(result).isNull();
+        verify(mActivityManagerInternal).clearPendingBackup(UserHandle.USER_SYSTEM);
+    }
+
+    @Test
+    public void bindToAgentSynchronous_agentDisconnectedCalled_returnsNullAndClearsPendingBackups()
+            throws Exception {
+        when(mActivityManager.bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(),
+                anyInt(), anyBoolean())).thenReturn(true);
+        // This is so that IBackupAgent.Stub.asInterface() works.
+        when(mBackupAgentStub.queryLocalInterface(any())).thenReturn(mBackupAgentStub);
+        when(mConnectionManager.getCallingUid()).thenReturn(Process.SYSTEM_UID);
+
+        // This is going to block until it receives the callback so we need to run it on a
+        // separate thread.
+        Thread testThread = new Thread(() -> setBackupAgentResult(
+                mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                        ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD)),
+                "backup-agent-connection-manager-test");
+        testThread.start();
+        // Give the testThread a head start, otherwise agentConnected() might run before
+        // bindToAgentSynchronous() is called.
+        Thread.sleep(500);
+        mConnectionManager.agentDisconnected(TEST_PACKAGE);
+        testThread.join();
+
+        assertThat(mBackupAgentResult).isNull();
+        verify(mActivityManagerInternal).clearPendingBackup(UserHandle.USER_SYSTEM);
+    }
+
+    @Test
+    public void bindToAgentSynchronous_agentConnectedCalled_returnsBackupAgent() throws Exception {
+        when(mActivityManager.bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(),
+                anyInt(), anyBoolean())).thenReturn(true);
+        // This is so that IBackupAgent.Stub.asInterface() works.
+        when(mBackupAgentStub.queryLocalInterface(any())).thenReturn(mBackupAgentStub);
+        when(mConnectionManager.getCallingUid()).thenReturn(Process.SYSTEM_UID);
+
+        // This is going to block until it receives the callback so we need to run it on a
+        // separate thread.
+        Thread testThread = new Thread(() -> setBackupAgentResult(
+                mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                        ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD)),
+                "backup-agent-connection-manager-test");
+        testThread.start();
+        // Give the testThread a head start, otherwise agentConnected() might run before
+        // bindToAgentSynchronous() is called.
+        Thread.sleep(500);
+        mConnectionManager.agentConnected(TEST_PACKAGE, mBackupAgentStub);
+        testThread.join();
+
+        assertThat(mBackupAgentResult).isEqualTo(mBackupAgentStub);
+        verify(mActivityManagerInternal, never()).clearPendingBackup(anyInt());
+    }
+
+    @Test
+    @DisableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    public void bindToAgentSynchronous_restrictedModeChangesFlagOff_shouldUseRestrictedMode()
+            throws Exception {
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(true));
+        // Make sure we never hit the code that checks the property.
+        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    public void bindToAgentSynchronous_keyValueBackup_shouldNotUseRestrictedMode()
+            throws Exception {
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_INCREMENTAL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(false));
+        // Make sure we never hit the code that checks the property.
+        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    public void bindToAgentSynchronous_keyValueRestore_shouldNotUseRestrictedMode()
+            throws Exception {
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_RESTORE, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(false));
+        // Make sure we never hit the code that checks the property.
+        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    public void bindToAgentSynchronous_packageOptedIn_shouldUseRestrictedMode() throws Exception {
+        reset(mPackageManager);
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenReturn(new PackageManager.Property(
+                PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE, /* value= */ true,
+                TEST_PACKAGE, /* className= */ null));
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(true));
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    public void bindToAgentSynchronous_packageOptedOut_shouldNotUseRestrictedMode()
+            throws Exception {
+        reset(mPackageManager);
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenReturn(new PackageManager.Property(
+                PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE, /* value= */ false,
+                TEST_PACKAGE, /* className= */ null));
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(false));
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    @DisableCompatChanges({BackupAgentConnectionManager.OS_DECIDES_BACKUP_RESTRICTED_MODE})
+    public void bindToAgentSynchronous_targetSdkBelowB_shouldUseRestrictedMode() throws Exception {
+        reset(mPackageManager);
+        // Mock that the app has not explicitly set the property.
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenThrow(new PackageManager.NameNotFoundException());
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(true));
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    @EnableCompatChanges({BackupAgentConnectionManager.OS_DECIDES_BACKUP_RESTRICTED_MODE})
+    public void bindToAgentSynchronous_targetSdkB_notInList_shouldUseRestrictedMode()
+            throws Exception {
+        reset(mPackageManager);
+        // Mock that the app has not explicitly set the property.
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenThrow(new PackageManager.NameNotFoundException());
+        mConnectionManager.clearNoRestrictedModePackages();
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(true));
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    @EnableCompatChanges({BackupAgentConnectionManager.OS_DECIDES_BACKUP_RESTRICTED_MODE})
+    public void bindToAgentSynchronous_forRestore_targetSdkB_inList_shouldNotUseRestrictedMode()
+            throws Exception {
+        reset(mPackageManager);
+        // Mock that the app has not explicitly set the property.
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenThrow(new PackageManager.NameNotFoundException());
+        mConnectionManager.setNoRestrictedModePackages(Set.of(TEST_PACKAGE), OperationType.RESTORE);
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(false));
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
+    @EnableCompatChanges({BackupAgentConnectionManager.OS_DECIDES_BACKUP_RESTRICTED_MODE})
+    public void bindToAgentSynchronous_forBackup_targetSdkB_inList_shouldNotUseRestrictedMode()
+            throws Exception {
+        reset(mPackageManager);
+        // Mock that the app has not explicitly set the property.
+        when(mPackageManager.getPropertyAsUser(
+                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE), eq(TEST_PACKAGE), any(),
+                anyInt())).thenThrow(new PackageManager.NameNotFoundException());
+        mConnectionManager.setNoRestrictedModePackages(Set.of(TEST_PACKAGE), OperationType.BACKUP);
+
+        mConnectionManager.bindToAgentSynchronous(mTestApplicationInfo,
+                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
+
+        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
+                /* useRestrictedMode= */ eq(false));
+    }
+
+    @Test
+    public void agentDisconnected_cancelsCurrentOperations() throws Exception {
+        when(mOperationStorage.operationTokensForPackage(eq(TEST_PACKAGE))).thenReturn(
+                ImmutableSet.of(123, 456, 789));
+        when(mConnectionManager.getThreadForCancellation(any())).thenAnswer(invocation -> {
+            Thread testThread = new Thread((Runnable) invocation.getArgument(0),
+                    "agent-disconnected-test");
+            setTestThread(testThread);
+            return testThread;
+        });
+
+        mConnectionManager.agentDisconnected(TEST_PACKAGE);
+
+        mTestThread.join();
+        verify(mUserBackupManagerService).handleCancel(eq(123), eq(true));
+        verify(mUserBackupManagerService).handleCancel(eq(456), eq(true));
+        verify(mUserBackupManagerService).handleCancel(eq(789), eq(true));
+    }
+
+    @Test
+    public void unbindAgent_callsAmUnbindBackupAgent() throws Exception {
+        mConnectionManager.unbindAgent(mTestApplicationInfo);
+
+        verify(mActivityManager).unbindBackupAgent(eq(mTestApplicationInfo));
+    }
+
+    // Needed because variables can't be assigned directly inside lambdas in Java.
+    private void setBackupAgentResult(IBackupAgent result) {
+        mBackupAgentResult = result;
+    }
+
+    // Needed because variables can't be assigned directly inside lambdas in Java.
+    private void setTestThread(Thread thread) {
+        mTestThread = thread;
+    }
+}
diff --git a/services/tests/mockingservicestests/src/com/android/server/backup/UserBackupManagerServiceTest.java b/services/tests/mockingservicestests/src/com/android/server/backup/UserBackupManagerServiceTest.java
index 07f2188..7a9e96f 100644
--- a/services/tests/mockingservicestests/src/com/android/server/backup/UserBackupManagerServiceTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/backup/UserBackupManagerServiceTest.java
@@ -18,20 +18,18 @@
 
 import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession;
 import static com.android.dx.mockito.inline.extended.ExtendedMockito.verify;
+
 import static com.google.common.truth.Truth.assertThat;
-import static org.junit.Assert.fail;
+
 import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.ArgumentMatchers.anyBoolean;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.ArgumentMatchers.eq;
-import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.when;
 
 import android.annotation.UserIdInt;
 import android.app.ActivityManagerInternal;
-import android.app.ApplicationThreadConstants;
 import android.app.IActivityManager;
 import android.app.backup.BackupAgent;
 import android.app.backup.BackupAnnotations.BackupDestination;
@@ -47,8 +45,6 @@
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.os.Handler;
-import android.platform.test.annotations.DisableFlags;
-import android.platform.test.annotations.EnableFlags;
 import android.platform.test.annotations.Presubmit;
 import android.platform.test.flag.junit.SetFlagsRule;
 import android.provider.Settings;
@@ -57,7 +53,6 @@
 import android.util.KeyValueListParser;
 
 import androidx.test.core.app.ApplicationProvider;
-import androidx.test.filters.FlakyTest;
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.server.backup.internal.BackupHandler;
@@ -69,8 +64,6 @@
 import com.android.server.backup.utils.BackupEligibilityRules;
 import com.android.server.backup.utils.BackupManagerMonitorEventSender;
 
-import com.google.common.collect.ImmutableSet;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
@@ -84,11 +77,6 @@
 
 import java.util.Arrays;
 import java.util.List;
-import java.util.Set;
-import java.util.function.IntConsumer;
-
-import libcore.junit.util.compat.CoreCompatChangeRule.DisableCompatChanges;
-import libcore.junit.util.compat.CoreCompatChangeRule.EnableCompatChanges;
 
 @Presubmit
 @RunWith(AndroidJUnit4.class)
@@ -96,7 +84,6 @@
     private static final String TEST_PACKAGE = "package1";
     private static final String[] TEST_PACKAGES = new String[] { TEST_PACKAGE };
     private static final String TEST_TRANSPORT = "transport";
-    private static final int WORKER_THREAD_TIMEOUT_MILLISECONDS = 100;
     @UserIdInt private static final int USER_ID = 0;
 
     @Rule
@@ -278,33 +265,6 @@
     }
 
     @Test
-    @FlakyTest
-    public void testAgentDisconnected_cancelsCurrentOperations() throws Exception {
-        when(mOperationStorage.operationTokensForPackage(eq("com.android.foo"))).thenReturn(
-                ImmutableSet.of(123, 456, 789)
-        );
-
-        mService.agentDisconnected("com.android.foo");
-
-        mService.waitForAsyncOperation();
-        verify(mOperationStorage).cancelOperation(eq(123), eq(true), any(IntConsumer.class));
-        verify(mOperationStorage).cancelOperation(eq(456), eq(true), any());
-        verify(mOperationStorage).cancelOperation(eq(789), eq(true), any());
-    }
-
-    @Test
-    public void testAgentDisconnected_unknownPackageName_cancelsNothing() throws Exception {
-        when(mOperationStorage.operationTokensForPackage(eq("com.android.foo"))).thenReturn(
-                ImmutableSet.of()
-        );
-
-        mService.agentDisconnected("com.android.foo");
-
-        verify(mOperationStorage, never())
-                .cancelOperation(anyInt(), anyBoolean(), any(IntConsumer.class));
-    }
-
-    @Test
     public void testReportDelayedRestoreResult_sendsLogsToMonitor() throws Exception {
         PackageInfo packageInfo = getPackageInfo(TEST_PACKAGE);
         when(mPackageManager.getPackageInfoAsUser(anyString(),
@@ -324,158 +284,6 @@
                 eq(packageInfo), eq(results), eq(OperationType.RESTORE));
     }
 
-    @Test
-    @DisableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    public void bindToAgentSynchronous_restrictedModeChangesFlagOff_shouldUseRestrictedMode()
-            throws Exception {
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(true));
-        // Make sure we never hit the code that checks the property.
-        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    public void bindToAgentSynchronous_keyValueBackup_shouldNotUseRestrictedMode()
-            throws Exception {
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_INCREMENTAL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(false));
-        // Make sure we never hit the code that checks the property.
-        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    public void bindToAgentSynchronous_keyValueRestore_shouldNotUseRestrictedMode()
-            throws Exception {
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_RESTORE, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(false));
-        // Make sure we never hit the code that checks the property.
-        verify(mPackageManager, never()).getPropertyAsUser(any(), any(), any(), anyInt());
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    public void bindToAgentSynchronous_packageOptedIn_shouldUseRestrictedMode()
-            throws Exception {
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenReturn(new PackageManager.Property(
-                PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE, /* value= */ true,
-                TEST_PACKAGE, /* className= */ null));
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(true));
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    public void bindToAgentSynchronous_packageOptedOut_shouldNotUseRestrictedMode()
-            throws Exception {
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenReturn(new PackageManager.Property(
-                PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE, /* value= */ false,
-                TEST_PACKAGE, /* className= */ null));
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(false));
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    @DisableCompatChanges({UserBackupManagerService.OS_DECIDES_BACKUP_RESTRICTED_MODE})
-    public void bindToAgentSynchronous_targetSdkBelowB_shouldUseRestrictedMode()
-            throws Exception {
-        // Mock that the app has not explicitly set the property.
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenThrow(
-                    new PackageManager.NameNotFoundException()
-        );
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(true));
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    @EnableCompatChanges({UserBackupManagerService.OS_DECIDES_BACKUP_RESTRICTED_MODE})
-    public void bindToAgentSynchronous_targetSdkB_notInList_shouldUseRestrictedMode()
-            throws Exception {
-        // Mock that the app has not explicitly set the property.
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenThrow(
-                    new PackageManager.NameNotFoundException()
-        );
-        mService.clearNoRestrictedModePackages();
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(true));
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    @EnableCompatChanges({UserBackupManagerService.OS_DECIDES_BACKUP_RESTRICTED_MODE})
-    public void bindToAgentSynchronous_forRestore_targetSdkB_inList_shouldNotUseRestrictedMode()
-            throws Exception {
-        // Mock that the app has not explicitly set the property.
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenThrow(
-                    new PackageManager.NameNotFoundException()
-        );
-        mService.setNoRestrictedModePackages(Set.of(TEST_PACKAGE), OperationType.RESTORE);
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_RESTORE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(false));
-    }
-
-    @Test
-    @EnableFlags(Flags.FLAG_ENABLE_RESTRICTED_MODE_CHANGES)
-    @EnableCompatChanges({UserBackupManagerService.OS_DECIDES_BACKUP_RESTRICTED_MODE})
-    public void bindToAgentSynchronous_forBackup_targetSdkB_inList_shouldNotUseRestrictedMode()
-            throws Exception {
-        // Mock that the app has not explicitly set the property.
-        when(mPackageManager.getPropertyAsUser(
-                eq(PackageManager.PROPERTY_USE_RESTRICTED_BACKUP_MODE),
-                eq(TEST_PACKAGE), any(), anyInt())).thenThrow(
-                    new PackageManager.NameNotFoundException()
-        );
-        mService.setNoRestrictedModePackages(Set.of(TEST_PACKAGE), OperationType.BACKUP);
-
-        mService.bindToAgentSynchronous(mTestPackageApplicationInfo,
-                ApplicationThreadConstants.BACKUP_MODE_FULL, BackupDestination.CLOUD);
-
-        verify(mActivityManager).bindBackupAgent(eq(TEST_PACKAGE), anyInt(), anyInt(), anyInt(),
-                /* useRestrictedMode= */ eq(false));
-    }
-
     private static PackageInfo getPackageInfo(String packageName) {
         PackageInfo packageInfo = new PackageInfo();
         packageInfo.applicationInfo = new ApplicationInfo();
@@ -487,8 +295,6 @@
         boolean isEnabledStatePersisted = false;
         boolean shouldUseNewBackupEligibilityRules = false;
 
-        private volatile Thread mWorkerThread = null;
-
         TestBackupService() {
             super(mContext, mPackageManager, mOperationStorage, mTransportManager, mBackupHandler,
                     createConstants(mContext), mActivityManager, mActivityManagerInternal);
@@ -523,26 +329,8 @@
         }
 
         @Override
-        Thread getThreadForAsyncOperation(String operationName, Runnable operation) {
-            mWorkerThread = super.getThreadForAsyncOperation(operationName, operation);
-            return mWorkerThread;
-        }
-
-        @Override
         BackupManagerMonitorEventSender getBMMEventSender(IBackupManagerMonitor monitor) {
             return mBackupManagerMonitorEventSender;
         }
-
-        private void waitForAsyncOperation() {
-            if (mWorkerThread == null) {
-                return;
-            }
-
-            try {
-                mWorkerThread.join(/* millis */ WORKER_THREAD_TIMEOUT_MILLISECONDS);
-            } catch (InterruptedException e) {
-                fail("Failed waiting for worker thread to complete: " + e.getMessage());
-            }
-        }
     }
 }
diff --git a/services/tests/mockingservicestests/src/com/android/server/backup/fullbackup/PerformFullTransportBackupTaskTest.java b/services/tests/mockingservicestests/src/com/android/server/backup/fullbackup/PerformFullTransportBackupTaskTest.java
index 3310573..e618433 100644
--- a/services/tests/mockingservicestests/src/com/android/server/backup/fullbackup/PerformFullTransportBackupTaskTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/backup/fullbackup/PerformFullTransportBackupTaskTest.java
@@ -33,6 +33,7 @@
 
 import androidx.test.runner.AndroidJUnit4;
 
+import com.android.server.backup.BackupAgentConnectionManager;
 import com.android.server.backup.BackupAgentTimeoutParameters;
 import com.android.server.backup.OperationStorage;
 import com.android.server.backup.TransportManager;
@@ -66,6 +67,8 @@
     @Mock
     UserBackupManagerService mBackupManagerService;
     @Mock
+    BackupAgentConnectionManager mBackupAgentConnectionManager;
+    @Mock
     BackupTransportClient mBackupTransportClient;
     @Mock
     CountDownLatch mLatch;
@@ -95,6 +98,8 @@
         when(mBackupManagerService.isSetupComplete()).thenReturn(true);
         when(mBackupManagerService.getAgentTimeoutParameters()).thenReturn(
                 mBackupAgentTimeoutParameters);
+        when(mBackupManagerService.getBackupAgentConnectionManager()).thenReturn(
+                mBackupAgentConnectionManager);
         when(mBackupManagerService.getTransportManager()).thenReturn(mTransportManager);
         when(mTransportManager.getCurrentTransportClient(any())).thenReturn(mTransportConnection);
         when(mTransportConnection.connectOrThrow(any())).thenReturn(mBackupTransportClient);
@@ -142,11 +147,11 @@
 
         mTask.run();
 
-        InOrder inOrder = inOrder(mBackupManagerService);
-        inOrder.verify(mBackupManagerService).setNoRestrictedModePackages(
+        InOrder inOrder = inOrder(mBackupAgentConnectionManager);
+        inOrder.verify(mBackupAgentConnectionManager).setNoRestrictedModePackages(
                 eq(Set.of("package1")),
                 eq(BackupAnnotations.OperationType.BACKUP));
-        inOrder.verify(mBackupManagerService).clearNoRestrictedModePackages();
+        inOrder.verify(mBackupAgentConnectionManager).clearNoRestrictedModePackages();
     }
 
     private void createTask(String[] packageNames) {
diff --git a/services/tests/mockingservicestests/src/com/android/server/backup/restore/PerformUnifiedRestoreTaskTest.java b/services/tests/mockingservicestests/src/com/android/server/backup/restore/PerformUnifiedRestoreTaskTest.java
index 055adf6..351aac3 100644
--- a/services/tests/mockingservicestests/src/com/android/server/backup/restore/PerformUnifiedRestoreTaskTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/backup/restore/PerformUnifiedRestoreTaskTest.java
@@ -44,6 +44,7 @@
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.modules.utils.testing.TestableDeviceConfig;
+import com.android.server.backup.BackupAgentConnectionManager;
 import com.android.server.backup.Flags;
 import com.android.server.backup.UserBackupManagerService;
 import com.android.server.backup.internal.BackupHandler;
@@ -95,6 +96,8 @@
     private TransportConnection mTransportConnection;
     @Mock
     private BackupTransportClient mBackupTransportClient;
+    @Mock
+    private BackupAgentConnectionManager mBackupAgentConnectionManager;
 
     private Set<String> mExcludedkeys = new HashSet<>();
     private Map<String, String> mBackupData = new HashMap<>();
@@ -122,6 +125,9 @@
 
         mContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
 
+        when(mBackupManagerService.getBackupAgentConnectionManager()).thenReturn(
+                mBackupAgentConnectionManager);
+
         mBackupDataSource = new ArrayDeque<>(mBackupData.keySet());
         when(mBackupDataInput.readNextHeader())
                 .then((Answer<Boolean>) invocation -> !mBackupDataSource.isEmpty());
@@ -166,7 +172,7 @@
         mRestoreTask.setNoRestrictedModePackages(mBackupTransportClient,
                 new PackageInfo[]{packageInfo1, packageInfo2});
 
-        verify(mBackupManagerService).setNoRestrictedModePackages(
+        verify(mBackupAgentConnectionManager).setNoRestrictedModePackages(
                 eq(Set.of("package1")),
                 eq(BackupAnnotations.OperationType.RESTORE));
     }
diff --git a/services/tests/mockingservicestests/src/com/android/server/job/controllers/QuotaControllerTest.java b/services/tests/mockingservicestests/src/com/android/server/job/controllers/QuotaControllerTest.java
index d66bb00..c6870ad 100644
--- a/services/tests/mockingservicestests/src/com/android/server/job/controllers/QuotaControllerTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/job/controllers/QuotaControllerTest.java
@@ -65,6 +65,7 @@
 import android.app.usage.UsageEvents;
 import android.app.usage.UsageStatsManager;
 import android.app.usage.UsageStatsManagerInternal;
+import android.compat.testing.PlatformCompatChangeRule;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
@@ -103,10 +104,13 @@
 import com.android.server.job.controllers.QuotaController.TimingSession;
 import com.android.server.usage.AppStandbyInternal;
 
+import libcore.junit.util.compat.CoreCompatChangeRule.EnableCompatChanges;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
+import org.junit.rules.TestRule;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.ArgumentMatchers;
@@ -135,6 +139,9 @@
     private static final int SOURCE_USER_ID = 0;
 
     @Rule public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
+
+    @Rule
+    public TestRule compatChangeRule = new PlatformCompatChangeRule();
     private QuotaController mQuotaController;
     private QuotaController.QcConstants mQcConstants;
     private JobSchedulerService.Constants mConstants = new JobSchedulerService.Constants();
@@ -303,7 +310,7 @@
 
     private int getProcessStateQuotaFreeThreshold() {
         synchronized (mQuotaController.mLock) {
-            return mQuotaController.getProcessStateQuotaFreeThreshold();
+            return mQuotaController.getProcessStateQuotaFreeThreshold(mSourceUid);
         }
     }
 
@@ -5197,6 +5204,101 @@
         assertFalse(jobBg2.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
     }
 
+    @Test
+    @EnableCompatChanges({QuotaController.OVERRIDE_QUOTA_ENFORCEMENT_TO_TOP_STARTED_JOBS,
+            QuotaController.OVERRIDE_QUOTA_ENFORCEMENT_TO_FGS_JOBS})
+    @RequiresFlagsEnabled({Flags.FLAG_ENFORCE_QUOTA_POLICY_TO_TOP_STARTED_JOBS,
+            Flags.FLAG_ENFORCE_QUOTA_POLICY_TO_FGS_JOBS})
+    public void testTracking_OutOfQuota_ForegroundAndBackground_CompactChangeOverrides() {
+        setDischarging();
+
+        JobStatus jobBg = createJobStatus("testTracking_OutOfQuota_ForegroundAndBackground", 1);
+        JobStatus jobTop = createJobStatus("testTracking_OutOfQuota_ForegroundAndBackground", 2);
+        trackJobs(jobBg, jobTop);
+        setStandbyBucket(WORKING_INDEX, jobTop, jobBg); // 2 hour window
+        // Now the package only has 20 seconds to run.
+        final long remainingTimeMs = 20 * SECOND_IN_MILLIS;
+        mQuotaController.saveTimingSession(SOURCE_USER_ID, SOURCE_PACKAGE,
+                createTimingSession(
+                        JobSchedulerService.sElapsedRealtimeClock.millis() - HOUR_IN_MILLIS,
+                        10 * MINUTE_IN_MILLIS - remainingTimeMs, 1), false);
+
+        InOrder inOrder = inOrder(mJobSchedulerService);
+
+        // UID starts out inactive.
+        setProcessState(ActivityManager.PROCESS_STATE_SERVICE);
+        // Start the job.
+        synchronized (mQuotaController.mLock) {
+            mQuotaController.prepareForExecutionLocked(jobBg);
+        }
+        advanceElapsedClock(remainingTimeMs / 2);
+        // New job starts after UID is in the foreground. Since the app is now in the foreground, it
+        // should continue to have remainingTimeMs / 2 time remaining.
+        setProcessState(ActivityManager.PROCESS_STATE_TOP);
+        synchronized (mQuotaController.mLock) {
+            mQuotaController.prepareForExecutionLocked(jobTop);
+        }
+        advanceElapsedClock(remainingTimeMs);
+
+        // Wait for some extra time to allow for job processing.
+        inOrder.verify(mJobSchedulerService,
+                        timeout(remainingTimeMs + 2 * SECOND_IN_MILLIS).times(0))
+                .onControllerStateChanged(argThat(jobs -> jobs.size() > 0));
+        synchronized (mQuotaController.mLock) {
+            assertEquals(remainingTimeMs / 2,
+                    mQuotaController.getRemainingExecutionTimeLocked(jobBg));
+            assertEquals(remainingTimeMs / 2,
+                    mQuotaController.getRemainingExecutionTimeLocked(jobTop));
+        }
+        // Go to a background state.
+        setProcessState(ActivityManager.PROCESS_STATE_TOP_SLEEPING);
+        advanceElapsedClock(remainingTimeMs / 2 + 1);
+        // Only Bg job will be changed from in-quota to out-of-quota.
+        inOrder.verify(mJobSchedulerService,
+                        timeout(remainingTimeMs / 2 + 2 * SECOND_IN_MILLIS).times(1))
+                .onControllerStateChanged(argThat(jobs -> jobs.size() == 1));
+        // Top job should still be allowed to run.
+        assertFalse(jobBg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertTrue(jobTop.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+
+        // New jobs to run.
+        JobStatus jobBg2 = createJobStatus("testTracking_OutOfQuota_ForegroundAndBackground", 3);
+        JobStatus jobTop2 = createJobStatus("testTracking_OutOfQuota_ForegroundAndBackground", 4);
+        JobStatus jobFg = createJobStatus("testTracking_OutOfQuota_ForegroundAndBackground", 5);
+        setStandbyBucket(WORKING_INDEX, jobBg2, jobTop2, jobFg);
+
+        advanceElapsedClock(20 * SECOND_IN_MILLIS);
+        setProcessState(ActivityManager.PROCESS_STATE_TOP);
+        inOrder.verify(mJobSchedulerService, timeout(SECOND_IN_MILLIS).times(1))
+                .onControllerStateChanged(argThat(jobs -> jobs.size() == 1));
+        trackJobs(jobFg, jobTop);
+        synchronized (mQuotaController.mLock) {
+            mQuotaController.prepareForExecutionLocked(jobTop);
+        }
+        assertTrue(jobTop.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertTrue(jobFg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertTrue(jobBg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+
+        // App still in foreground so everything should be in quota.
+        advanceElapsedClock(20 * SECOND_IN_MILLIS);
+        setProcessState(ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE);
+        assertTrue(jobTop.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertTrue(jobFg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertTrue(jobBg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+
+        advanceElapsedClock(20 * SECOND_IN_MILLIS);
+        setProcessState(ActivityManager.PROCESS_STATE_SERVICE);
+        inOrder.verify(mJobSchedulerService, timeout(SECOND_IN_MILLIS).times(1))
+                .onControllerStateChanged(argThat(jobs -> jobs.size() == 2));
+        // App is now in background and out of quota. Fg should now change to out of quota since it
+        // wasn't started. Top should remain in quota since it started when the app was in TOP.
+        assertTrue(jobTop.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertFalse(jobFg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        assertFalse(jobBg.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+        trackJobs(jobBg2);
+        assertFalse(jobBg2.isConstraintSatisfied(JobStatus.CONSTRAINT_WITHIN_QUOTA));
+    }
+
     /**
      * Tests that TOP jobs are stopped when an app runs out of quota.
      */
diff --git a/services/tests/servicestests/src/com/android/server/accessibility/FlashNotificationsControllerTest.java b/services/tests/servicestests/src/com/android/server/accessibility/FlashNotificationsControllerTest.java
index 0988eea..a55346c 100644
--- a/services/tests/servicestests/src/com/android/server/accessibility/FlashNotificationsControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/accessibility/FlashNotificationsControllerTest.java
@@ -430,7 +430,7 @@
         AudioPlaybackConfiguration config = new AudioPlaybackConfiguration(
                 mock(PlayerBase.PlayerIdCard.class), 0, 0, 0);
         config.handleStateEvent(AudioPlaybackConfiguration.PLAYER_STATE_STARTED,
-                AudioPlaybackConfiguration.PLAYER_DEVICEID_INVALID);
+                AudioPlaybackConfiguration.PLAYER_DEVICEIDS_INVALID);
 
         AudioAttributes.Builder builder = new AudioAttributes.Builder();
         builder.setUsage(AudioAttributes.USAGE_ALARM);
diff --git a/services/tests/servicestests/src/com/android/server/audio/LoudnessCodecHelperTest.java b/services/tests/servicestests/src/com/android/server/audio/LoudnessCodecHelperTest.java
index 84c0ab3..0d44021 100644
--- a/services/tests/servicestests/src/com/android/server/audio/LoudnessCodecHelperTest.java
+++ b/services/tests/servicestests/src/com/android/server/audio/LoudnessCodecHelperTest.java
@@ -314,12 +314,13 @@
         AudioDeviceInfo[] devicesStatic = AudioManager.getDevicesStatic(GET_DEVICES_OUTPUTS);
         assumeTrue(devIdx < devicesStatic.length);
         Log.d(TAG, "Out devices number " + devicesStatic.length + ". Picking index " + devIdx);
-        int deviceId = devicesStatic[devIdx].getId();
+        int[] deviceIds = new int[1];
+        deviceIds[0] = devicesStatic[devIdx].getId();
 
         PlayerBase.PlayerIdCard idCard = Mockito.mock(PlayerBase.PlayerIdCard.class);
         AudioPlaybackConfiguration apc =
                 new AudioPlaybackConfiguration(idCard, piid, /*uid=*/1, /*pid=*/myPid());
-        apc.handleStateEvent(PLAYER_UPDATE_DEVICE_ID, deviceId);
+        apc.handleStateEvent(PLAYER_UPDATE_DEVICE_ID, deviceIds);
         apc.handleSessionIdEvent(sessionId);
         apc.handleAudioAttributesEvent(new AudioAttributes.Builder()
                 .setUsage(AudioAttributes.USAGE_MEDIA)
diff --git a/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java b/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
index 51c2ad1..687a1ab 100644
--- a/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
@@ -200,7 +200,9 @@
             AudioPlaybackConfiguration audioPlaybackConfiguration =
                     new AudioPlaybackConfiguration(
                             playerIdCard, /* piid= */ 1000, appUid, /* pid= */ 1000);
-            audioPlaybackConfiguration.handleStateEvent(PLAYER_STATE_STARTED, /* deviceId= */1);
+            int[] deviceIds = new int[1];
+            deviceIds[0] = 1;
+            audioPlaybackConfiguration.handleStateEvent(PLAYER_STATE_STARTED, deviceIds);
             configs.add(audioPlaybackConfiguration);
         }
         return configs;
diff --git a/services/tests/servicestests/src/com/android/server/media/projection/MediaProjectionManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/media/projection/MediaProjectionManagerServiceTest.java
index 510c2bc..b2a7d20 100644
--- a/services/tests/servicestests/src/com/android/server/media/projection/MediaProjectionManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/media/projection/MediaProjectionManagerServiceTest.java
@@ -664,7 +664,7 @@
                 mClockInjector);
         MediaProjectionManagerService.MediaProjection projection = createProjectionPreconditions(
                 service);
-        mClock.fastForward(projection.mDefaultTimeoutMs + 10);
+        mClock.fastForward(projection.mDefaultTimeoutMillis + 10);
 
         // Immediate timeout - so no longer valid.
         assertThat(projection.isValid()).isFalse();
diff --git a/services/tests/servicestests/src/com/android/server/security/authenticationpolicy/AuthenticationPolicyServiceTest.java b/services/tests/servicestests/src/com/android/server/security/authenticationpolicy/AuthenticationPolicyServiceTest.java
index 2238a1b..ee8eb9b 100644
--- a/services/tests/servicestests/src/com/android/server/security/authenticationpolicy/AuthenticationPolicyServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/security/authenticationpolicy/AuthenticationPolicyServiceTest.java
@@ -19,12 +19,14 @@
 import static android.adaptiveauth.Flags.FLAG_ENABLE_ADAPTIVE_AUTH;
 import static android.adaptiveauth.Flags.FLAG_REPORT_BIOMETRIC_AUTH_ATTEMPTS;
 import static android.security.Flags.FLAG_REPORT_PRIMARY_AUTH_ATTEMPTS;
+import static android.security.authenticationpolicy.AuthenticationPolicyManager.ERROR_UNSUPPORTED;
 
 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.SOME_AUTH_REQUIRED_AFTER_ADAPTIVE_AUTH_REQUEST;
 import static com.android.server.security.authenticationpolicy.AuthenticationPolicyService.MAX_ALLOWED_FAILED_AUTH_ATTEMPTS;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assume.assumeTrue;
+import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
@@ -95,6 +97,8 @@
     private WindowManagerInternal mWindowManager;
     @Mock
     private UserManagerInternal mUserManager;
+    @Mock
+    private SecureLockDeviceServiceInternal mSecureLockDeviceService;
 
     @Captor
     ArgumentCaptor<LockSettingsStateListener> mLockSettingsStateListenerCaptor;
@@ -123,6 +127,11 @@
         LocalServices.addService(WindowManagerInternal.class, mWindowManager);
         LocalServices.removeServiceForTest(UserManagerInternal.class);
         LocalServices.addService(UserManagerInternal.class, mUserManager);
+        if (android.security.Flags.secureLockdown()) {
+            LocalServices.removeServiceForTest(SecureLockDeviceServiceInternal.class);
+            LocalServices.addService(SecureLockDeviceServiceInternal.class,
+                    mSecureLockDeviceService);
+        }
 
         mAuthenticationPolicyService = new AuthenticationPolicyService(
                 mContext, mLockPatternUtils);
@@ -136,6 +145,12 @@
         // Set PRIMARY_USER_ID as the parent of MANAGED_PROFILE_USER_ID
         when(mUserManager.getProfileParentId(eq(MANAGED_PROFILE_USER_ID)))
                 .thenReturn(PRIMARY_USER_ID);
+        if (android.security.Flags.secureLockdown()) {
+            when(mSecureLockDeviceService.enableSecureLockDevice(any()))
+                    .thenReturn(ERROR_UNSUPPORTED);
+            when(mSecureLockDeviceService.disableSecureLockDevice(any()))
+                    .thenReturn(ERROR_UNSUPPORTED);
+        }
     }
 
     @After
@@ -143,6 +158,9 @@
         LocalServices.removeServiceForTest(LockSettingsInternal.class);
         LocalServices.removeServiceForTest(WindowManagerInternal.class);
         LocalServices.removeServiceForTest(UserManagerInternal.class);
+        if (android.security.Flags.secureLockdown()) {
+            LocalServices.removeServiceForTest(SecureLockDeviceServiceInternal.class);
+        }
     }
 
     @Test
diff --git a/services/tests/wmtests/AndroidManifest.xml b/services/tests/wmtests/AndroidManifest.xml
index 6e6b70d..5f2f3ed 100644
--- a/services/tests/wmtests/AndroidManifest.xml
+++ b/services/tests/wmtests/AndroidManifest.xml
@@ -17,10 +17,10 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.frameworks.wmtests">
 
-    <!-- Uses API introduced in P (28) -->
+    <!-- Uses API introduced in S (31). Using SDK 31+ avoids Google Play Protect popups. -->
     <uses-sdk
         android:minSdkVersion="1"
-        android:targetSdkVersion="28" />
+        android:targetSdkVersion="31" />
 
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
     <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS_FULL" />
diff --git a/services/tests/wmtests/src/com/android/server/wm/AppCompatCameraOverridesTest.java b/services/tests/wmtests/src/com/android/server/wm/AppCompatCameraOverridesTest.java
index b91a5b7..d5ed048 100644
--- a/services/tests/wmtests/src/com/android/server/wm/AppCompatCameraOverridesTest.java
+++ b/services/tests/wmtests/src/com/android/server/wm/AppCompatCameraOverridesTest.java
@@ -17,8 +17,8 @@
 package com.android.server.wm;
 
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FORCE_ROTATION;
-import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT;
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_REFRESH;
+import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT;
 import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_REFRESH_VIA_PAUSE;
 import static android.content.pm.ActivityInfo.OVERRIDE_MIN_ASPECT_RATIO_ONLY_FOR_CAMERA;
 import static android.content.pm.ActivityInfo.OVERRIDE_ORIENTATION_ONLY_FOR_CAMERA;
@@ -228,9 +228,8 @@
     }
 
     @Test
-    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT})
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
-    public void testShouldApplyCameraCompatFreeformTreatment_overrideEnabled_returnsFalse() {
+    public void testShouldApplyCameraCompatFreeformTreatment_notEnabledByOverride_returnsFalse() {
         runTestScenario((robot) -> {
             robot.activity().createActivityWithComponentInNewTask();
 
@@ -239,19 +238,9 @@
     }
 
     @Test
-    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT})
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
-    public void testShouldApplyCameraCompatFreeformTreatment_disabledByOverride_returnsFalse() {
-        runTestScenario((robot) -> {
-            robot.activity().createActivityWithComponentInNewTask();
-
-            robot.checkShouldApplyFreeformTreatmentForCameraCompat(false);
-        });
-    }
-
-    @Test
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
-    public void testShouldApplyCameraCompatFreeformTreatment_notDisabledByOverride_returnsTrue() {
+    public void testShouldApplyCameraCompatFreeformTreatment_overrideAndFlagEnabled_returnsTrue() {
         runTestScenario((robot) -> {
             robot.activity().createActivityWithComponentInNewTask();
 
@@ -261,8 +250,9 @@
 
     @Test
     @EnableCompatChanges({OVERRIDE_ORIENTATION_ONLY_FOR_CAMERA,
-            OVERRIDE_MIN_ASPECT_RATIO_ONLY_FOR_CAMERA})
-    public void testShouldRecomputeConfigurationForCameraCompat() {
+            OVERRIDE_MIN_ASPECT_RATIO_ONLY_FOR_CAMERA,
+            OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
+    public void testShouldRecomputeConfigurationForFreeformTreatment() {
         runTestScenario((robot) -> {
             robot.conf().enableCameraCompatSplitScreenAspectRatio(true);
             robot.applyOnActivity((a) -> {
diff --git a/services/tests/wmtests/src/com/android/server/wm/CameraCompatFreeformPolicyTests.java b/services/tests/wmtests/src/com/android/server/wm/CameraCompatFreeformPolicyTests.java
index e447565..c427583 100644
--- a/services/tests/wmtests/src/com/android/server/wm/CameraCompatFreeformPolicyTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/CameraCompatFreeformPolicyTests.java
@@ -25,7 +25,7 @@
 import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
 import static android.app.servertransaction.ActivityLifecycleItem.ON_PAUSE;
 import static android.app.servertransaction.ActivityLifecycleItem.ON_STOP;
-import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT;
+import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT;
 import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_FULL_USER;
 import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
 import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
@@ -96,61 +96,55 @@
     private static final String TEST_PACKAGE_1 = "com.android.frameworks.wmtests";
     private static final String TEST_PACKAGE_2 = "com.test.package.two";
     private static final String CAMERA_ID_1 = "camera-1";
-    private static final String CAMERA_ID_2 = "camera-2";
-    private CameraManager mMockCameraManager;
-    private Handler mMockHandler;
     private AppCompatConfiguration mAppCompatConfiguration;
 
     private CameraManager.AvailabilityCallback mCameraAvailabilityCallback;
     private CameraCompatFreeformPolicy mCameraCompatFreeformPolicy;
     private ActivityRecord mActivity;
-    private Task mTask;
     private ActivityRefresher mActivityRefresher;
 
     @Before
     public void setUp() throws Exception {
         mAppCompatConfiguration = mDisplayContent.mWmService.mAppCompatConfiguration;
         spyOn(mAppCompatConfiguration);
-        when(mAppCompatConfiguration.isCameraCompatTreatmentEnabled())
-                .thenReturn(true);
-        when(mAppCompatConfiguration.isCameraCompatRefreshEnabled())
-                .thenReturn(true);
+        when(mAppCompatConfiguration.isCameraCompatTreatmentEnabled()).thenReturn(true);
+        when(mAppCompatConfiguration.isCameraCompatRefreshEnabled()).thenReturn(true);
         when(mAppCompatConfiguration.isCameraCompatRefreshCycleThroughStopEnabled())
                 .thenReturn(true);
 
-        mMockCameraManager = mock(CameraManager.class);
+        final CameraManager mockCameraManager = mock(CameraManager.class);
         doAnswer(invocation -> {
             mCameraAvailabilityCallback = invocation.getArgument(1);
             return null;
-        }).when(mMockCameraManager).registerAvailabilityCallback(
+        }).when(mockCameraManager).registerAvailabilityCallback(
                 any(Executor.class), any(CameraManager.AvailabilityCallback.class));
 
-        when(mContext.getSystemService(CameraManager.class)).thenReturn(mMockCameraManager);
+        when(mContext.getSystemService(CameraManager.class)).thenReturn(mockCameraManager);
 
         mDisplayContent.setIgnoreOrientationRequest(true);
 
-        mMockHandler = mock(Handler.class);
+        final Handler mockHandler = mock(Handler.class);
 
-        when(mMockHandler.postDelayed(any(Runnable.class), anyLong())).thenAnswer(
+        when(mockHandler.postDelayed(any(Runnable.class), anyLong())).thenAnswer(
                 invocation -> {
                     ((Runnable) invocation.getArgument(0)).run();
                     return null;
                 });
 
-        mActivityRefresher = new ActivityRefresher(mDisplayContent.mWmService, mMockHandler);
-        CameraStateMonitor cameraStateMonitor =
-                new CameraStateMonitor(mDisplayContent, mMockHandler);
-        mCameraCompatFreeformPolicy =
-                new CameraCompatFreeformPolicy(mDisplayContent, cameraStateMonitor,
-                        mActivityRefresher);
+        mActivityRefresher = new ActivityRefresher(mDisplayContent.mWmService, mockHandler);
+        final CameraStateMonitor cameraStateMonitor = new CameraStateMonitor(mDisplayContent,
+                mockHandler);
+        mCameraCompatFreeformPolicy = new CameraCompatFreeformPolicy(mDisplayContent,
+                cameraStateMonitor, mActivityRefresher);
 
         setDisplayRotation(Surface.ROTATION_90);
         mCameraCompatFreeformPolicy.start();
         cameraStateMonitor.startListeningToCameraState();
     }
 
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testFullscreen_doesNotActivateCameraCompatMode() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT, WINDOWING_MODE_FULLSCREEN);
         doReturn(false).when(mActivity).inFreeformWindowingMode();
@@ -160,23 +154,26 @@
         assertNotInCameraCompatMode();
     }
 
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testOrientationUnspecified_doesNotActivateCameraCompatMode() {
         configureActivity(SCREEN_ORIENTATION_UNSPECIFIED);
 
         assertNotInCameraCompatMode();
     }
 
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testNoCameraConnection_doesNotActivateCameraCompatMode() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         assertNotInCameraCompatMode();
     }
 
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraConnected_deviceInPortrait_portraitCameraCompatMode() throws Exception {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         setDisplayRotation(Surface.ROTATION_0);
@@ -187,6 +184,8 @@
     }
 
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraConnected_deviceInLandscape_portraitCameraCompatMode() throws Exception {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         setDisplayRotation(Surface.ROTATION_270);
@@ -197,6 +196,8 @@
     }
 
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraConnected_deviceInPortrait_landscapeCameraCompatMode() throws Exception {
         configureActivity(SCREEN_ORIENTATION_LANDSCAPE);
         setDisplayRotation(Surface.ROTATION_0);
@@ -207,6 +208,8 @@
     }
 
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraConnected_deviceInLandscape_landscapeCameraCompatMode() throws Exception {
         configureActivity(SCREEN_ORIENTATION_LANDSCAPE);
         setDisplayRotation(Surface.ROTATION_270);
@@ -216,8 +219,9 @@
         assertActivityRefreshRequested(/* refreshRequested */ false);
     }
 
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraReconnected_cameraCompatModeAndRefresh() throws Exception {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         setDisplayRotation(Surface.ROTATION_270);
@@ -236,6 +240,8 @@
     }
 
     @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testCameraOpenedForDifferentPackage_notInCameraCompatMode() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
 
@@ -246,27 +252,32 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
-    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT})
-    public void testShouldApplyCameraCompatFreeformTreatment_overrideEnabled_returnsFalse() {
+    public void testShouldApplyCameraCompatFreeformTreatment_overrideNotEnabled_returnsFalse() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
 
+        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);
+
+        assertFalse(mCameraCompatFreeformPolicy.isTreatmentEnabledForActivity(mActivity,
+                /* checkOrientation */ true));
+    }
+
+    @Test
+    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges(OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT)
+    public void testShouldApplyCameraCompatFreeformTreatment_enabledByOverride_returnsTrue() {
+        configureActivity(SCREEN_ORIENTATION_PORTRAIT);
+
+        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);
+
         assertTrue(mActivity.info
-                .isChangeEnabled(OVERRIDE_CAMERA_COMPAT_DISABLE_FREEFORM_WINDOWING_TREATMENT));
-        assertFalse(mCameraCompatFreeformPolicy.isCameraCompatForFreeformEnabledForActivity(
-                mActivity));
+                .isChangeEnabled(OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT));
+        assertTrue(mCameraCompatFreeformPolicy.isTreatmentEnabledForActivity(mActivity,
+                /* checkOrientation */ true));
     }
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
-    public void testShouldApplyCameraCompatFreeformTreatment_notDisabledByOverride_returnsTrue() {
-        configureActivity(SCREEN_ORIENTATION_PORTRAIT);
-
-        assertTrue(mCameraCompatFreeformPolicy.isCameraCompatForFreeformEnabledForActivity(
-                mActivity));
-    }
-
-    @Test
-    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testShouldRefreshActivity_appBoundsChanged_returnsTrue() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         Configuration oldConfiguration = createConfiguration(/* letterbox= */ false);
@@ -279,6 +290,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testShouldRefreshActivity_displayRotationChanged_returnsTrue() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         Configuration oldConfiguration = createConfiguration(/* letterbox= */ true);
@@ -294,6 +306,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testShouldRefreshActivity_appBoundsNorDisplayChanged_returnsFalse() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         Configuration oldConfiguration = createConfiguration(/* letterbox= */ true);
@@ -309,6 +322,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testOnActivityConfigurationChanging_refreshDisabledViaFlag_noRefresh()
             throws Exception {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
@@ -324,6 +338,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testOnActivityConfigurationChanging_cycleThroughStopDisabled() throws Exception {
         when(mAppCompatConfiguration.isCameraCompatRefreshCycleThroughStopEnabled())
                 .thenReturn(false);
@@ -338,6 +353,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testOnActivityConfigurationChanging_cycleThroughStopDisabledForApp()
             throws Exception {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
@@ -352,6 +368,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testGetCameraCompatAspectRatio_activityNotInCameraCompat_returnsDefaultAspRatio() {
         configureActivity(SCREEN_ORIENTATION_FULL_USER);
 
@@ -365,6 +382,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testGetCameraCompatAspectRatio_activityInCameraCompat_returnsConfigAspectRatio() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         final float configAspectRatio = 1.5f;
@@ -380,6 +398,7 @@
 
     @Test
     @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)
+    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})
     public void testGetCameraCompatAspectRatio_inCameraCompatPerAppOverride_returnDefAspectRatio() {
         configureActivity(SCREEN_ORIENTATION_PORTRAIT);
         final float configAspectRatio = 1.5f;
@@ -406,7 +425,7 @@
 
     private void configureActivityAndDisplay(@ScreenOrientation int activityOrientation,
             @Orientation int naturalOrientation, @WindowingMode int windowingMode) {
-        mTask = new TaskBuilder(mSupervisor)
+        final Task task = new TaskBuilder(mSupervisor)
                 .setDisplay(mDisplayContent)
                 .setWindowingMode(windowingMode)
                 .build();
@@ -416,7 +435,7 @@
                 .setComponent(ComponentName.createRelative(mContext,
                         com.android.server.wm.CameraCompatFreeformPolicyTests.class.getName()))
                 .setScreenOrientation(activityOrientation)
-                .setTask(mTask)
+                .setTask(task)
                 .build();
 
         spyOn(mActivity.mAppCompatController.getAppCompatCameraOverrides());
@@ -429,13 +448,11 @@
     }
 
     private void assertInCameraCompatMode(@CameraCompatTaskInfo.FreeformCameraCompatMode int mode) {
-        assertEquals(mode, mActivity.mAppCompatController.getAppCompatCameraOverrides()
-                        .getFreeformCameraCompatMode());
+        assertEquals(mode, mCameraCompatFreeformPolicy.getCameraCompatMode(mActivity));
     }
 
     private void assertNotInCameraCompatMode() {
-        assertEquals(CAMERA_COMPAT_FREEFORM_NONE, mActivity.mAppCompatController
-                .getAppCompatCameraOverrides().getFreeformCameraCompatMode());
+        assertInCameraCompatMode(CAMERA_COMPAT_FREEFORM_NONE);
     }
 
     private void assertActivityRefreshRequested(boolean refreshRequested) throws Exception {
@@ -471,7 +488,8 @@
 
     private Configuration createConfiguration(boolean letterbox) {
         final Configuration configuration = new Configuration();
-        Rect bounds = letterbox ? new Rect(300, 0, 700, 600) : new Rect(0, 0, 1000, 600);
+        Rect bounds = letterbox ? new Rect(/*left*/ 300, /*top*/ 0, /*right*/ 700, /*bottom*/ 600)
+                : new Rect(/*left*/ 0, /*top*/ 0, /*right*/ 1000, /*bottom*/ 600);
         configuration.windowConfiguration.setAppBounds(bounds);
         return configuration;
     }
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index 6490cbe..7cfdec6 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -9734,6 +9734,35 @@
             "carrier_supported_satellite_services_per_provider_bundle";
 
     /**
+     * A PersistableBundle that contains a list of key-value pairs, where the values are integer
+     * arrays.
+     * <p>
+     * Keys are the IDs of regional satellite configs as strings and values are
+     * integer arrays of earfcns in the corresponding regions.
+     *
+     * An example config for two regions "1" and "2":
+     * <pre>{@code
+     * <carrier_config>
+     *   <pbundle_as_map name="regional_satellite_earfcn_bundle">
+     *     <int-array name = "1" num = "2">
+     *       <item value = "100"/>
+     *       <item value = "200"/>
+     *     </int-array>
+     *     <int-array name = "2" num = "1">
+     *       <item value = "200"/>
+     *     </int-array>
+     *   </pbundle_as_map>
+     * </carrier_config>
+     * }</pre>
+     * <p>
+     * This config is empty by default.
+     * @hide
+     */
+    @FlaggedApi(Flags.FLAG_CARRIER_ROAMING_NB_IOT_NTN)
+    public static final String KEY_REGIONAL_SATELLITE_EARFCN_BUNDLE =
+            "regional_satellite_earfcn_bundle";
+
+    /**
      * This config enables modem to scan satellite PLMNs specified as per
      * {@link #KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE} and attach to same
      * in case cellular networks are not enabled. This will need specific agreement between
@@ -11264,6 +11293,9 @@
         sDefaults.putPersistableBundle(
                 KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE,
                 PersistableBundle.EMPTY);
+        sDefaults.putPersistableBundle(
+                KEY_REGIONAL_SATELLITE_EARFCN_BUNDLE,
+                PersistableBundle.EMPTY);
         sDefaults.putBoolean(KEY_SATELLITE_ATTACH_SUPPORTED_BOOL, false);
         sDefaults.putInt(KEY_SATELLITE_CONNECTION_HYSTERESIS_SEC_INT, 180);
         sDefaults.putIntArray(KEY_NTN_LTE_RSRP_THRESHOLDS_INT_ARRAY,
diff --git a/telephony/java/android/telephony/CellularIdentifierDisclosure.aidl b/telephony/java/android/telephony/CellularIdentifierDisclosure.aidl
new file mode 100644
index 0000000..1e41d6e
--- /dev/null
+++ b/telephony/java/android/telephony/CellularIdentifierDisclosure.aidl
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/** @hide */
+package android.telephony;
+
+parcelable CellularIdentifierDisclosure;
diff --git a/telephony/java/android/telephony/CellularIdentifierDisclosure.java b/telephony/java/android/telephony/CellularIdentifierDisclosure.java
index 7b2db6d..0b6a70f 100644
--- a/telephony/java/android/telephony/CellularIdentifierDisclosure.java
+++ b/telephony/java/android/telephony/CellularIdentifierDisclosure.java
@@ -16,11 +16,16 @@
 
 package android.telephony;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import com.android.internal.telephony.flags.Flags;
+
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.Objects;
@@ -31,16 +36,88 @@
  *
  * @hide
  */
+@SystemApi
+@FlaggedApi(Flags.FLAG_CELLULAR_IDENTIFIER_DISCLOSURE_INDICATIONS)
 public final class CellularIdentifierDisclosure implements Parcelable {
     private static final String TAG = "CellularIdentifierDisclosure";
 
+    /* Non-access stratum protocol messages */
+    /** Unknown */
+    public static final int NAS_PROTOCOL_MESSAGE_UNKNOWN = 0;
+    /** ATTACH REQUESTS. Sample reference: TS 24.301 8.2.4 Applies to 2g, 3g, and 4g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST = 1;
+    /** IDENTITY RESPONSE. Sample Reference: TS 24.301 8.2.19.
+     * Applies to 2g, 3g, 4g, and 5g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_IDENTITY_RESPONSE = 2;
+    /** DETACH_REQUEST. Sample Reference: TS 24.301 8.2.11. Applies to 2g, 3g, and 4g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_DETACH_REQUEST = 3;
+    /** TRACKING AREA UPDATE (TAU) REQUEST. Sample Reference: 3GPP TS 24.301 8.2.29.
+     * Note: that per the spec, only temporary IDs should be sent in the TAU Request, but since the
+     * EPS Mobile Identity field supports IMSIs, this is included as an extra safety measure to
+     * combat implementation bugs. Applies to 4g and 5g networks. */
+    public static final int NAS_PROTOCOL_MESSAGE_TRACKING_AREA_UPDATE_REQUEST = 4;
+    /** LOCATION UPDATE REQUEST. Sample Reference: TS 24.008 4.4.3. Applies to 2g and 3g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_LOCATION_UPDATE_REQUEST = 5;
+    /** AUTHENTICATION AND CIPHERING RESPONSE. Reference: 3GPP TS 24.008 4.7.7.1.
+     * Applies to 2g and 3g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_AUTHENTICATION_AND_CIPHERING_RESPONSE = 6;
+    /** REGISTRATION REQUEST. Reference: 3GPP TS 24.501 8.2.6. Applies to 5g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_REGISTRATION_REQUEST = 7;
+    /** DEREGISTRATION REQUEST. Reference: 3GPP TS 24.501 8.2.12. Applies to 5g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_DEREGISTRATION_REQUEST = 8;
+    /** CONNECTION MANAGEMENT REESTABLISHMENT REQUEST. Reference: 3GPP TS 24.008 9.2.4.
+     * Applies to 2g and 3g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_CM_REESTABLISHMENT_REQUEST = 9;
+    /** CONNECTION MANAGEMENT SERVICE REQUEST. Reference: 3GPP TS 24.008 9.2.9.
+     * Applies to 2g and 3g networks */
+    public static final int NAS_PROTOCOL_MESSAGE_CM_SERVICE_REQUEST = 10;
+    /** IMEI DETATCH INDICATION. Reference: 3GPP TS 24.008 9.2.14.
+     * Applies to 2g and 3g networks. Used for circuit-switched detach. */
+    public static final int NAS_PROTOCOL_MESSAGE_IMSI_DETACH_INDICATION = 11;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(prefix = {"NAS_PROTOCOL_MESSAGE_"}, value = {NAS_PROTOCOL_MESSAGE_UNKNOWN,
+            NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, NAS_PROTOCOL_MESSAGE_IDENTITY_RESPONSE,
+            NAS_PROTOCOL_MESSAGE_DETACH_REQUEST, NAS_PROTOCOL_MESSAGE_TRACKING_AREA_UPDATE_REQUEST,
+            NAS_PROTOCOL_MESSAGE_LOCATION_UPDATE_REQUEST,
+            NAS_PROTOCOL_MESSAGE_AUTHENTICATION_AND_CIPHERING_RESPONSE,
+            NAS_PROTOCOL_MESSAGE_REGISTRATION_REQUEST, NAS_PROTOCOL_MESSAGE_DEREGISTRATION_REQUEST,
+            NAS_PROTOCOL_MESSAGE_CM_REESTABLISHMENT_REQUEST,
+            NAS_PROTOCOL_MESSAGE_CM_SERVICE_REQUEST, NAS_PROTOCOL_MESSAGE_IMSI_DETACH_INDICATION})
+    public @interface NasProtocolMessage {
+    }
+
+    /* Cellular identifiers */
+    /** Unknown */
+    public static final int CELLULAR_IDENTIFIER_UNKNOWN = 0;
+    /** IMSI (International Mobile Subscriber Identity) */
+    public static final int CELLULAR_IDENTIFIER_IMSI = 1;
+    /** IMEI (International Mobile Equipment Identity) */
+    public static final int CELLULAR_IDENTIFIER_IMEI = 2;
+    /** 5G-specific SUCI (Subscription Concealed Identifier) */
+    public static final int CELLULAR_IDENTIFIER_SUCI = 3;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(prefix = {"CELLULAR_IDENTIFIER_"}, value = {CELLULAR_IDENTIFIER_UNKNOWN,
+            CELLULAR_IDENTIFIER_IMSI, CELLULAR_IDENTIFIER_IMEI, CELLULAR_IDENTIFIER_SUCI})
+    public @interface CellularIdentifier {
+    }
+
     private @NasProtocolMessage int mNasProtocolMessage;
     private @CellularIdentifier int mCellularIdentifier;
     private String mPlmn;
     private boolean mIsEmergency;
 
+    /**
+     * Constructor for new CellularIdentifierDisclosure instances.
+     *
+     * @hide
+     */
+    @TestApi
     public CellularIdentifierDisclosure(@NasProtocolMessage int nasProtocolMessage,
-            @CellularIdentifier int cellularIdentifier, String plmn, boolean isEmergency) {
+            @CellularIdentifier int cellularIdentifier, @NonNull String plmn, boolean isEmergency) {
         mNasProtocolMessage = nasProtocolMessage;
         mCellularIdentifier = cellularIdentifier;
         mPlmn = plmn;
@@ -51,18 +128,30 @@
         readFromParcel(in);
     }
 
+    /**
+     * @return the NAS protocol message associated with the disclosed identifier.
+     */
     public @NasProtocolMessage int getNasProtocolMessage() {
         return mNasProtocolMessage;
     }
 
+    /**
+     * @return the identifier disclosed.
+     */
     public @CellularIdentifier int getCellularIdentifier() {
         return mCellularIdentifier;
     }
 
-    public String getPlmn() {
+    /**
+     * @return the PLMN associated with the disclosure.
+     */
+    @NonNull public String getPlmn() {
         return mPlmn;
     }
 
+    /**
+     * @return if the disclosure is associated with an emergency call.
+     */
     public boolean isEmergency() {
         return mIsEmergency;
     }
@@ -73,14 +162,14 @@
     }
 
     @Override
-    public void writeToParcel(Parcel out, int flags) {
+    public void writeToParcel(@NonNull Parcel out, int flags) {
         out.writeInt(mNasProtocolMessage);
         out.writeInt(mCellularIdentifier);
         out.writeBoolean(mIsEmergency);
         out.writeString8(mPlmn);
     }
 
-    public static final Parcelable.Creator<CellularIdentifierDisclosure> CREATOR =
+    public static final @NonNull Parcelable.Creator<CellularIdentifierDisclosure> CREATOR =
             new Parcelable.Creator<CellularIdentifierDisclosure>() {
                 public CellularIdentifierDisclosure createFromParcel(Parcel in) {
                     return new CellularIdentifierDisclosure(in);
@@ -120,42 +209,4 @@
         mIsEmergency = in.readBoolean();
         mPlmn = in.readString8();
     }
-
-    public static final int NAS_PROTOCOL_MESSAGE_UNKNOWN = 0;
-    public static final int NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST = 1;
-    public static final int NAS_PROTOCOL_MESSAGE_IDENTITY_RESPONSE = 2;
-    public static final int NAS_PROTOCOL_MESSAGE_DETACH_REQUEST = 3;
-    public static final int NAS_PROTOCOL_MESSAGE_TRACKING_AREA_UPDATE_REQUEST = 4;
-    public static final int NAS_PROTOCOL_MESSAGE_LOCATION_UPDATE_REQUEST = 5;
-    public static final int NAS_PROTOCOL_MESSAGE_AUTHENTICATION_AND_CIPHERING_RESPONSE = 6;
-    public static final int NAS_PROTOCOL_MESSAGE_REGISTRATION_REQUEST = 7;
-    public static final int NAS_PROTOCOL_MESSAGE_DEREGISTRATION_REQUEST = 8;
-    public static final int NAS_PROTOCOL_MESSAGE_CM_REESTABLISHMENT_REQUEST = 9;
-    public static final int NAS_PROTOCOL_MESSAGE_CM_SERVICE_REQUEST = 10;
-    public static final int NAS_PROTOCOL_MESSAGE_IMSI_DETACH_INDICATION = 11;
-
-    /** @hide */
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef(prefix = {"NAS_PROTOCOL_MESSAGE_"}, value = {NAS_PROTOCOL_MESSAGE_UNKNOWN,
-            NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, NAS_PROTOCOL_MESSAGE_IDENTITY_RESPONSE,
-            NAS_PROTOCOL_MESSAGE_DETACH_REQUEST, NAS_PROTOCOL_MESSAGE_TRACKING_AREA_UPDATE_REQUEST,
-            NAS_PROTOCOL_MESSAGE_LOCATION_UPDATE_REQUEST,
-            NAS_PROTOCOL_MESSAGE_AUTHENTICATION_AND_CIPHERING_RESPONSE,
-            NAS_PROTOCOL_MESSAGE_REGISTRATION_REQUEST, NAS_PROTOCOL_MESSAGE_DEREGISTRATION_REQUEST,
-            NAS_PROTOCOL_MESSAGE_CM_REESTABLISHMENT_REQUEST,
-            NAS_PROTOCOL_MESSAGE_CM_SERVICE_REQUEST, NAS_PROTOCOL_MESSAGE_IMSI_DETACH_INDICATION})
-    public @interface NasProtocolMessage {
-    }
-
-    public static final int CELLULAR_IDENTIFIER_UNKNOWN = 0;
-    public static final int CELLULAR_IDENTIFIER_IMSI = 1;
-    public static final int CELLULAR_IDENTIFIER_IMEI = 2;
-    public static final int CELLULAR_IDENTIFIER_SUCI = 3;
-
-    /** @hide */
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef(prefix = {"CELLULAR_IDENTIFIER_"}, value = {CELLULAR_IDENTIFIER_UNKNOWN,
-            CELLULAR_IDENTIFIER_IMSI, CELLULAR_IDENTIFIER_IMEI, CELLULAR_IDENTIFIER_SUCI})
-    public @interface CellularIdentifier {
-    }
 }
diff --git a/telephony/java/android/telephony/SecurityAlgorithmUpdate.aidl b/telephony/java/android/telephony/SecurityAlgorithmUpdate.aidl
new file mode 100644
index 0000000..bee30bd
--- /dev/null
+++ b/telephony/java/android/telephony/SecurityAlgorithmUpdate.aidl
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/** @hide */
+package android.telephony;
+
+parcelable SecurityAlgorithmUpdate;
diff --git a/telephony/java/android/telephony/SecurityAlgorithmUpdate.java b/telephony/java/android/telephony/SecurityAlgorithmUpdate.java
index 57209eb..d635b55 100644
--- a/telephony/java/android/telephony/SecurityAlgorithmUpdate.java
+++ b/telephony/java/android/telephony/SecurityAlgorithmUpdate.java
@@ -16,11 +16,16 @@
 
 package android.telephony;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import com.android.internal.telephony.flags.Flags;
+
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.Objects;
@@ -31,14 +36,189 @@
  *
  * @hide
  */
+@SystemApi
+@FlaggedApi(Flags.FLAG_SECURITY_ALGORITHMS_UPDATE_INDICATIONS)
 public final class SecurityAlgorithmUpdate implements Parcelable {
     private static final String TAG = "SecurityAlgorithmUpdate";
 
+    /** 2G GSM circuit switched */
+    public static final int CONNECTION_EVENT_CS_SIGNALLING_GSM = 0;
+    /** 2G GPRS packet services */
+    public static final int CONNECTION_EVENT_PS_SIGNALLING_GPRS = 1;
+    /** 3G circuit switched*/
+    public static final int CONNECTION_EVENT_CS_SIGNALLING_3G = 2;
+    /** 3G packet switched*/
+    public static final int CONNECTION_EVENT_PS_SIGNALLING_3G = 3;
+    /** 4G Non-access stratum */
+    public static final int CONNECTION_EVENT_NAS_SIGNALLING_LTE = 4;
+    /** 4G Access-stratum */
+    public static final int CONNECTION_EVENT_AS_SIGNALLING_LTE = 5;
+    /** VOLTE SIP */
+    public static final int CONNECTION_EVENT_VOLTE_SIP = 6;
+    /** VOLTE SIP SOS (emergency) */
+    public static final int CONNECTION_EVENT_VOLTE_SIP_SOS = 7;
+    /** VOLTE RTP */
+    public static final int CONNECTION_EVENT_VOLTE_RTP = 8;
+    /** VOLTE RTP SOS (emergency) */
+    public static final int CONNECTION_EVENT_VOLTE_RTP_SOS = 9;
+    /** 5G Non-access stratum */
+    public static final int CONNECTION_EVENT_NAS_SIGNALLING_5G = 10;
+    /** 5G Access stratum */
+    public static final int CONNECTION_EVENT_AS_SIGNALLING_5G = 11;
+    /** VoNR SIP */
+    public static final int CONNECTION_EVENT_VONR_SIP = 12;
+    /** VoNR SIP SOS (emergency) */
+    public static final int CONNECTION_EVENT_VONR_SIP_SOS = 13;
+    /** VoNR RTP */
+    public static final int CONNECTION_EVENT_VONR_RTP = 14;
+    /** VoNR RTP SOS (emergency) */
+    public static final int CONNECTION_EVENT_VONR_RTP_SOS = 15;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(prefix = {"CONNECTION_EVENT_"}, value = {CONNECTION_EVENT_CS_SIGNALLING_GSM,
+            CONNECTION_EVENT_PS_SIGNALLING_GPRS, CONNECTION_EVENT_CS_SIGNALLING_3G,
+            CONNECTION_EVENT_PS_SIGNALLING_3G, CONNECTION_EVENT_NAS_SIGNALLING_LTE,
+            CONNECTION_EVENT_AS_SIGNALLING_LTE, CONNECTION_EVENT_VOLTE_SIP,
+            CONNECTION_EVENT_VOLTE_SIP_SOS, CONNECTION_EVENT_VOLTE_RTP,
+            CONNECTION_EVENT_VOLTE_RTP_SOS, CONNECTION_EVENT_NAS_SIGNALLING_5G,
+            CONNECTION_EVENT_AS_SIGNALLING_5G, CONNECTION_EVENT_VONR_SIP,
+            CONNECTION_EVENT_VONR_SIP_SOS, CONNECTION_EVENT_VONR_RTP,
+            CONNECTION_EVENT_VONR_RTP_SOS})
+    public @interface ConnectionEvent {
+    }
+
+    /* GSM CS services, see 3GPP TS 43.020 for details */
+    /** A5/0 - the null cipher */
+    public static final int SECURITY_ALGORITHM_A50 = 0;
+    /** A5/1 cipher */
+    public static final int SECURITY_ALGORITHM_A51 = 1;
+    /** A5/2 cipher */
+    public static final int SECURITY_ALGORITHM_A52 = 2;
+    /** A5/3 cipher */
+    public static final int SECURITY_ALGORITHM_A53 = 3;
+    /** A5/4 cipher */
+    public static final int SECURITY_ALGORITHM_A54 = 4;
+    /* GPRS PS services (3GPP TS 43.020) */
+    /** GEA0 - null cipher */
+    public static final int SECURITY_ALGORITHM_GEA0 = 14;
+    /** GEA1 cipher */
+    public static final int SECURITY_ALGORITHM_GEA1 = 15;
+    /** GEA2 cipher */
+    public static final int SECURITY_ALGORITHM_GEA2 = 16;
+    /** GEA3 cipher */
+    public static final int SECURITY_ALGORITHM_GEA3 = 17;
+    /** GEA4 cipher */
+    public static final int SECURITY_ALGORITHM_GEA4 = 18;
+    /** GEA5 cipher */
+    public static final int SECURITY_ALGORITHM_GEA5 = 19;
+    /* 3G PS/CS services (3GPP TS 33.102) */
+    /** UEA0 - null cipher */
+    public static final int SECURITY_ALGORITHM_UEA0 = 29;
+    /** UEA1 cipher */
+    public static final int SECURITY_ALGORITHM_UEA1 = 30;
+    /** UEA2 cipher */
+    public static final int SECURITY_ALGORITHM_UEA2 = 31;
+    /* 4G PS services & 5G NSA (3GPP TS 33.401) */
+    /** EEA0 - null cipher */
+    public static final int SECURITY_ALGORITHM_EEA0 = 41;
+    /** EEA1 */
+    public static final int SECURITY_ALGORITHM_EEA1 = 42;
+    /** EEA2 */
+    public static final int SECURITY_ALGORITHM_EEA2 = 43;
+    /** EEA3 */
+    public static final int SECURITY_ALGORITHM_EEA3 = 44;
+    /* 5G PS services (3GPP TS 33.401 for 5G NSA and 3GPP TS 33.501 for 5G SA) */
+    /** NEA0 - the null cipher */
+    public static final int SECURITY_ALGORITHM_NEA0 = 55;
+    /** NEA1 */
+    public static final int SECURITY_ALGORITHM_NEA1 = 56;
+    /** NEA2 */
+    public static final int SECURITY_ALGORITHM_NEA2 = 57;
+    /** NEA3 */
+    public static final int SECURITY_ALGORITHM_NEA3 = 58;
+    /* IMS and SIP layer security (See 3GPP TS 33.203) */
+    /** No IPsec config */
+    public static final int SECURITY_ALGORITHM_SIP_NO_IPSEC_CONFIG = 66;
+    /** No IMS security, recommended to use SIP_NO_IPSEC_CONFIG and SIP_NULL instead */
+    public static final int SECURITY_ALGORITHM_IMS_NULL = 67;
+    /* IPSEC is present */
+    /** SIP security is not enabled */
+    public static final int SECURITY_ALGORITHM_SIP_NULL = 68;
+    /** AES GCM mode */
+    public static final int SECURITY_ALGORITHM_AES_GCM = 69;
+    /** AES GMAC mode */
+    public static final int SECURITY_ALGORITHM_AES_GMAC = 70;
+    /** AES CBC mode */
+    public static final int SECURITY_ALGORITHM_AES_CBC = 71;
+    /** DES EDE3 CBC mode */
+    public static final int SECURITY_ALGORITHM_DES_EDE3_CBC = 72;
+    /** AES EDE3 CBC mode */
+    public static final int SECURITY_ALGORITHM_AES_EDE3_CBC = 73;
+    /** HMAC SHA1 96 */
+    public static final int SECURITY_ALGORITHM_HMAC_SHA1_96 = 74;
+    /** HMAC MD5 96 */
+    public static final int SECURITY_ALGORITHM_HMAC_MD5_96 = 75;
+    /* RTP and SRTP (see 3GPP TS 33.328) */
+    /** RTP only, SRTP is not being used */
+    public static final int SECURITY_ALGORITHM_RTP = 85;
+    /* When SRTP is available and used */
+    /** SRTP with null ciphering */
+    public static final int SECURITY_ALGORITHM_SRTP_NULL = 86;
+    /** SRTP with AES counter mode */
+    public static final int SECURITY_ALGORITHM_SRTP_AES_COUNTER = 87;
+    /** SRTP with AES F8 mode */
+    public static final int SECURITY_ALGORITHM_SRTP_AES_F8 = 88;
+    /** SRTP with HMAC SHA1 */
+    public static final int SECURITY_ALGORITHM_SRTP_HMAC_SHA1 = 89;
+    /* Ciphers for ePDG (3GPP TS 33.402) */
+    /** ePDG encryption - AES GCM mode */
+    public static final int SECURITY_ALGORITHM_ENCR_AES_GCM_16 = 99;
+    /** ePDG encryption - AES GCM CBC mode */
+    public static final int SECURITY_ALGORITHM_ENCR_AES_CBC = 100;
+    /** ePDG authentication - HMAC SHA1 256 128 */
+    public static final int SECURITY_ALGORITHM_AUTH_HMAC_SHA2_256_128 = 101;
+    /** Unknown */
+    public static final int SECURITY_ALGORITHM_UNKNOWN = 113;
+    /** Other */
+    public static final int SECURITY_ALGORITHM_OTHER = 114;
+    /** Proprietary algorithms */
+    public static final int SECURITY_ALGORITHM_ORYX = 124;
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(prefix = {"CONNECTION_EVENT_"}, value = {SECURITY_ALGORITHM_A50, SECURITY_ALGORITHM_A51,
+            SECURITY_ALGORITHM_A52, SECURITY_ALGORITHM_A53,
+            SECURITY_ALGORITHM_A54, SECURITY_ALGORITHM_GEA0, SECURITY_ALGORITHM_GEA1,
+            SECURITY_ALGORITHM_GEA2, SECURITY_ALGORITHM_GEA3, SECURITY_ALGORITHM_GEA4,
+            SECURITY_ALGORITHM_GEA5, SECURITY_ALGORITHM_UEA0, SECURITY_ALGORITHM_UEA1,
+            SECURITY_ALGORITHM_UEA2, SECURITY_ALGORITHM_EEA0, SECURITY_ALGORITHM_EEA1,
+            SECURITY_ALGORITHM_EEA2, SECURITY_ALGORITHM_EEA3, SECURITY_ALGORITHM_NEA0,
+            SECURITY_ALGORITHM_NEA1, SECURITY_ALGORITHM_NEA2, SECURITY_ALGORITHM_NEA3,
+            SECURITY_ALGORITHM_SIP_NO_IPSEC_CONFIG, SECURITY_ALGORITHM_IMS_NULL,
+            SECURITY_ALGORITHM_SIP_NULL, SECURITY_ALGORITHM_AES_GCM,
+            SECURITY_ALGORITHM_AES_GMAC, SECURITY_ALGORITHM_AES_CBC,
+            SECURITY_ALGORITHM_DES_EDE3_CBC, SECURITY_ALGORITHM_AES_EDE3_CBC,
+            SECURITY_ALGORITHM_HMAC_SHA1_96, SECURITY_ALGORITHM_HMAC_MD5_96,
+            SECURITY_ALGORITHM_RTP, SECURITY_ALGORITHM_SRTP_NULL,
+            SECURITY_ALGORITHM_SRTP_AES_COUNTER, SECURITY_ALGORITHM_SRTP_AES_F8,
+            SECURITY_ALGORITHM_SRTP_HMAC_SHA1, SECURITY_ALGORITHM_ENCR_AES_GCM_16,
+            SECURITY_ALGORITHM_ENCR_AES_CBC, SECURITY_ALGORITHM_AUTH_HMAC_SHA2_256_128,
+            SECURITY_ALGORITHM_UNKNOWN, SECURITY_ALGORITHM_OTHER, SECURITY_ALGORITHM_ORYX})
+    public @interface SecurityAlgorithm {
+    }
+
     private @ConnectionEvent int mConnectionEvent;
     private @SecurityAlgorithm int mEncryption;
     private @SecurityAlgorithm int mIntegrity;
     private boolean mIsUnprotectedEmergency;
 
+    /**
+     * Constructor for new SecurityAlgorithmUpdate instances.
+     *
+     * @hide
+     */
+    @TestApi
     public SecurityAlgorithmUpdate(@ConnectionEvent int connectionEvent,
             @SecurityAlgorithm int encryption, @SecurityAlgorithm int integrity,
             boolean isUnprotectedEmergency) {
@@ -52,18 +232,30 @@
         readFromParcel(in);
     }
 
+    /**
+     * @return the connection event.
+     */
     public @ConnectionEvent int getConnectionEvent() {
         return mConnectionEvent;
     }
 
+    /**
+     * @return the encryption algorithm.
+     */
     public @SecurityAlgorithm int getEncryption() {
         return mEncryption;
     }
 
+    /**
+     * @return the integrity algorithm.
+     */
     public @SecurityAlgorithm int getIntegrity() {
         return mIntegrity;
     }
 
+    /**
+     * @return if the security algorithm update is associated with an unprotected emergency call.
+     */
     public boolean isUnprotectedEmergency() {
         return mIsUnprotectedEmergency;
     }
@@ -74,7 +266,7 @@
     }
 
     @Override
-    public void writeToParcel(Parcel out, int flags) {
+    public void writeToParcel(@NonNull Parcel out, int flags) {
         out.writeInt(mConnectionEvent);
         out.writeInt(mEncryption);
         out.writeInt(mIntegrity);
@@ -88,7 +280,7 @@
         mIsUnprotectedEmergency = in.readBoolean();
     }
 
-    public static final Parcelable.Creator<SecurityAlgorithmUpdate> CREATOR =
+    public static final @NonNull Parcelable.Creator<SecurityAlgorithmUpdate> CREATOR =
             new Parcelable.Creator<SecurityAlgorithmUpdate>() {
                 public SecurityAlgorithmUpdate createFromParcel(Parcel in) {
                     return new SecurityAlgorithmUpdate(in);
@@ -121,103 +313,4 @@
     public int hashCode() {
         return Objects.hash(mConnectionEvent, mEncryption, mIntegrity, mIsUnprotectedEmergency);
     }
-
-    public static final int CONNECTION_EVENT_CS_SIGNALLING_GSM = 0;
-    public static final int CONNECTION_EVENT_PS_SIGNALLING_GPRS = 1;
-    public static final int CONNECTION_EVENT_CS_SIGNALLING_3G = 2;
-    public static final int CONNECTION_EVENT_PS_SIGNALLING_3G = 3;
-    public static final int CONNECTION_EVENT_NAS_SIGNALLING_LTE = 4;
-    public static final int CONNECTION_EVENT_AS_SIGNALLING_LTE = 5;
-    public static final int CONNECTION_EVENT_VOLTE_SIP = 6;
-    public static final int CONNECTION_EVENT_VOLTE_SIP_SOS = 7;
-    public static final int CONNECTION_EVENT_VOLTE_RTP = 8;
-    public static final int CONNECTION_EVENT_VOLTE_RTP_SOS = 9;
-    public static final int CONNECTION_EVENT_NAS_SIGNALLING_5G = 10;
-    public static final int CONNECTION_EVENT_AS_SIGNALLING_5G = 11;
-    public static final int CONNECTION_EVENT_VONR_SIP = 12;
-    public static final int CONNECTION_EVENT_VONR_SIP_SOS = 13;
-    public static final int CONNECTION_EVENT_VONR_RTP = 14;
-    public static final int CONNECTION_EVENT_VONR_RTP_SOS = 15;
-
-    /** @hide */
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef(prefix = {"CONNECTION_EVENT_"}, value = {CONNECTION_EVENT_CS_SIGNALLING_GSM,
-            CONNECTION_EVENT_PS_SIGNALLING_GPRS, CONNECTION_EVENT_CS_SIGNALLING_3G,
-            CONNECTION_EVENT_PS_SIGNALLING_3G, CONNECTION_EVENT_NAS_SIGNALLING_LTE,
-            CONNECTION_EVENT_AS_SIGNALLING_LTE, CONNECTION_EVENT_VOLTE_SIP,
-            CONNECTION_EVENT_VOLTE_SIP_SOS, CONNECTION_EVENT_VOLTE_RTP,
-            CONNECTION_EVENT_VOLTE_RTP_SOS, CONNECTION_EVENT_NAS_SIGNALLING_5G,
-            CONNECTION_EVENT_AS_SIGNALLING_5G, CONNECTION_EVENT_VONR_SIP,
-            CONNECTION_EVENT_VONR_SIP_SOS, CONNECTION_EVENT_VONR_RTP,
-            CONNECTION_EVENT_VONR_RTP_SOS})
-    public @interface ConnectionEvent {
-    }
-
-    public static final int SECURITY_ALGORITHM_A50 = 0;
-    public static final int SECURITY_ALGORITHM_A51 = 1;
-    public static final int SECURITY_ALGORITHM_A52 = 2;
-    public static final int SECURITY_ALGORITHM_A53 = 3;
-    public static final int SECURITY_ALGORITHM_A54 = 4;
-    public static final int SECURITY_ALGORITHM_GEA0 = 14;
-    public static final int SECURITY_ALGORITHM_GEA1 = 15;
-    public static final int SECURITY_ALGORITHM_GEA2 = 16;
-    public static final int SECURITY_ALGORITHM_GEA3 = 17;
-    public static final int SECURITY_ALGORITHM_GEA4 = 18;
-    public static final int SECURITY_ALGORITHM_GEA5 = 19;
-    public static final int SECURITY_ALGORITHM_UEA0 = 29;
-    public static final int SECURITY_ALGORITHM_UEA1 = 30;
-    public static final int SECURITY_ALGORITHM_UEA2 = 31;
-    public static final int SECURITY_ALGORITHM_EEA0 = 41;
-    public static final int SECURITY_ALGORITHM_EEA1 = 42;
-    public static final int SECURITY_ALGORITHM_EEA2 = 43;
-    public static final int SECURITY_ALGORITHM_EEA3 = 44;
-    public static final int SECURITY_ALGORITHM_NEA0 = 55;
-    public static final int SECURITY_ALGORITHM_NEA1 = 56;
-    public static final int SECURITY_ALGORITHM_NEA2 = 57;
-    public static final int SECURITY_ALGORITHM_NEA3 = 58;
-    public static final int SECURITY_ALGORITHM_SIP_NO_IPSEC_CONFIG = 66;
-    public static final int SECURITY_ALGORITHM_IMS_NULL = 67;
-    public static final int SECURITY_ALGORITHM_SIP_NULL = 68;
-    public static final int SECURITY_ALGORITHM_AES_GCM = 69;
-    public static final int SECURITY_ALGORITHM_AES_GMAC = 70;
-    public static final int SECURITY_ALGORITHM_AES_CBC = 71;
-    public static final int SECURITY_ALGORITHM_DES_EDE3_CBC = 72;
-    public static final int SECURITY_ALGORITHM_AES_EDE3_CBC = 73;
-    public static final int SECURITY_ALGORITHM_HMAC_SHA1_96 = 74;
-    public static final int SECURITY_ALGORITHM_HMAC_MD5_96 = 75;
-    public static final int SECURITY_ALGORITHM_RTP = 85;
-    public static final int SECURITY_ALGORITHM_SRTP_NULL = 86;
-    public static final int SECURITY_ALGORITHM_SRTP_AES_COUNTER = 87;
-    public static final int SECURITY_ALGORITHM_SRTP_AES_F8 = 88;
-    public static final int SECURITY_ALGORITHM_SRTP_HMAC_SHA1 = 89;
-    public static final int SECURITY_ALGORITHM_ENCR_AES_GCM_16 = 99;
-    public static final int SECURITY_ALGORITHM_ENCR_AES_CBC = 100;
-    public static final int SECURITY_ALGORITHM_AUTH_HMAC_SHA2_256_128 = 101;
-    public static final int SECURITY_ALGORITHM_UNKNOWN = 113;
-    public static final int SECURITY_ALGORITHM_OTHER = 114;
-    public static final int SECURITY_ALGORITHM_ORYX = 124;
-
-    /** @hide */
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef(prefix = {"CONNECTION_EVENT_"}, value = {SECURITY_ALGORITHM_A50, SECURITY_ALGORITHM_A51,
-            SECURITY_ALGORITHM_A52, SECURITY_ALGORITHM_A53,
-            SECURITY_ALGORITHM_A54, SECURITY_ALGORITHM_GEA0, SECURITY_ALGORITHM_GEA1,
-            SECURITY_ALGORITHM_GEA2, SECURITY_ALGORITHM_GEA3, SECURITY_ALGORITHM_GEA4,
-            SECURITY_ALGORITHM_GEA5, SECURITY_ALGORITHM_UEA0, SECURITY_ALGORITHM_UEA1,
-            SECURITY_ALGORITHM_UEA2, SECURITY_ALGORITHM_EEA0, SECURITY_ALGORITHM_EEA1,
-            SECURITY_ALGORITHM_EEA2, SECURITY_ALGORITHM_EEA3, SECURITY_ALGORITHM_NEA0,
-            SECURITY_ALGORITHM_NEA1, SECURITY_ALGORITHM_NEA2, SECURITY_ALGORITHM_NEA3,
-            SECURITY_ALGORITHM_SIP_NO_IPSEC_CONFIG, SECURITY_ALGORITHM_IMS_NULL,
-            SECURITY_ALGORITHM_SIP_NULL, SECURITY_ALGORITHM_AES_GCM,
-            SECURITY_ALGORITHM_AES_GMAC, SECURITY_ALGORITHM_AES_CBC,
-            SECURITY_ALGORITHM_DES_EDE3_CBC, SECURITY_ALGORITHM_AES_EDE3_CBC,
-            SECURITY_ALGORITHM_HMAC_SHA1_96, SECURITY_ALGORITHM_HMAC_MD5_96,
-            SECURITY_ALGORITHM_RTP, SECURITY_ALGORITHM_SRTP_NULL,
-            SECURITY_ALGORITHM_SRTP_AES_COUNTER, SECURITY_ALGORITHM_SRTP_AES_F8,
-            SECURITY_ALGORITHM_SRTP_HMAC_SHA1, SECURITY_ALGORITHM_ENCR_AES_GCM_16,
-            SECURITY_ALGORITHM_ENCR_AES_CBC, SECURITY_ALGORITHM_AUTH_HMAC_SHA2_256_128,
-            SECURITY_ALGORITHM_UNKNOWN, SECURITY_ALGORITHM_OTHER, SECURITY_ALGORITHM_ORYX})
-    public @interface SecurityAlgorithm {
-    }
-
 }
diff --git a/telephony/java/android/telephony/satellite/SatelliteManager.java b/telephony/java/android/telephony/satellite/SatelliteManager.java
index 887b798..23203ed 100644
--- a/telephony/java/android/telephony/satellite/SatelliteManager.java
+++ b/telephony/java/android/telephony/satellite/SatelliteManager.java
@@ -281,6 +281,14 @@
             "satellite_access_configuration";
 
     /**
+     * Bundle key to get the response from
+     * {@link #requestSelectedNbIotSatelliteSubscriptionId(Executor, OutcomeReceiver)}.
+     * @hide
+     */
+    public static final String KEY_SELECTED_NB_IOT_SATELLITE_SUBSCRIPTION_ID =
+            "selected_nb_iot_satellite_subscription_id";
+
+    /**
      * The request was successfully processed.
      * @hide
      */
@@ -531,6 +539,12 @@
     @FlaggedApi(Flags.FLAG_SATELLITE_SYSTEM_APIS)
     public static final int SATELLITE_RESULT_ENABLE_IN_PROGRESS = 29;
 
+    /**
+     * There is no valid satellite subscription selected.
+     * @hide
+     */
+    public static final int SATELLITE_RESULT_NO_VALID_SATELLITE_SUBSCRIPTION = 30;
+
     /** @hide */
     @IntDef(prefix = {"SATELLITE_RESULT_"}, value = {
             SATELLITE_RESULT_SUCCESS,
@@ -562,7 +576,8 @@
             SATELLITE_RESULT_LOCATION_NOT_AVAILABLE,
             SATELLITE_RESULT_EMERGENCY_CALL_IN_PROGRESS,
             SATELLITE_RESULT_DISABLE_IN_PROGRESS,
-            SATELLITE_RESULT_ENABLE_IN_PROGRESS
+            SATELLITE_RESULT_ENABLE_IN_PROGRESS,
+            SATELLITE_RESULT_NO_VALID_SATELLITE_SUBSCRIPTION
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface SatelliteResult {}
@@ -2464,6 +2479,68 @@
     }
 
     /**
+     * Request to get the currently selected satellite subscription id as an {@link Integer}.
+     *
+     * @param executor The executor on which the callback will be called.
+     * @param callback The callback object to which the result will be delivered.
+     *                 If the request is successful, {@link OutcomeReceiver#onResult(Object)}
+     *                 will return the time after which the satellite will be visible.
+     *                 If the request is not successful, {@link OutcomeReceiver#onError(Throwable)}
+     *                 will return a {@link SatelliteException} with the {@link SatelliteResult}.
+     *
+     * @throws SecurityException if the caller doesn't have required permission.
+     *
+     * @hide
+     */
+    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)
+    public void requestSelectedNbIotSatelliteSubscriptionId(
+            @NonNull @CallbackExecutor Executor executor,
+            @NonNull OutcomeReceiver<Integer, SatelliteException> callback) {
+        Objects.requireNonNull(executor);
+        Objects.requireNonNull(callback);
+
+        try {
+            ITelephony telephony = getITelephony();
+            if (telephony != null) {
+                ResultReceiver receiver = new ResultReceiver(null) {
+                    @Override
+                    protected void onReceiveResult(int resultCode, Bundle resultData) {
+                        if (resultCode == SATELLITE_RESULT_SUCCESS) {
+                            if (resultData
+                                    .containsKey(KEY_SELECTED_NB_IOT_SATELLITE_SUBSCRIPTION_ID)) {
+                                int selectedSatelliteSubscriptionId =
+                                        resultData
+                                            .getInt(KEY_SELECTED_NB_IOT_SATELLITE_SUBSCRIPTION_ID);
+                                executor.execute(() -> Binder.withCleanCallingIdentity(() ->
+                                        callback.onResult(selectedSatelliteSubscriptionId)));
+                            } else {
+                                loge(
+                                    "KEY_SELECTED_NB_IOT_SATELLITE_SUBSCRIPTION_ID does not exist."
+                                    );
+                                executor.execute(() -> Binder.withCleanCallingIdentity(() ->
+                                        callback.onError(new SatelliteException(
+                                                SATELLITE_RESULT_REQUEST_FAILED))));
+                            }
+                        } else {
+                            executor.execute(() -> Binder.withCleanCallingIdentity(() ->
+                                    callback.onError(new SatelliteException(resultCode))));
+                        }
+                    }
+                };
+                telephony.requestSelectedNbIotSatelliteSubscriptionId(receiver);
+            } else {
+                loge("requestSelectedNbIotSatelliteSubscriptionId() invalid telephony");
+                executor.execute(() -> Binder.withCleanCallingIdentity(() -> callback.onError(
+                        new SatelliteException(SATELLITE_RESULT_ILLEGAL_STATE))));
+            }
+        } catch (RemoteException ex) {
+            loge("requestSelectedNbIotSatelliteSubscriptionId() RemoteException: " + ex);
+            executor.execute(() -> Binder.withCleanCallingIdentity(() -> callback.onError(
+                    new SatelliteException(SATELLITE_RESULT_ILLEGAL_STATE))));
+        }
+    }
+
+    /**
      * Inform whether the device is aligned with the satellite in both real and demo mode.
      *
      * In demo mode, framework will send datagram to modem only when device is aligned with
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index a584273..d22e9fa 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -3018,6 +3018,17 @@
             + "android.Manifest.permission.SATELLITE_COMMUNICATION)")
     void requestTimeForNextSatelliteVisibility(in ResultReceiver receiver);
 
+
+     /**
+     * Request to get the currently selected satellite subscription id.
+     *
+     * @param receiver Result receiver to get the error code of the request and the currently
+     *                 selected satellite subscription id.
+     */
+    @JavaPassthrough(annotation="@android.annotation.RequiresPermission("
+            + "android.Manifest.permission.SATELLITE_COMMUNICATION)")
+    void requestSelectedNbIotSatelliteSubscriptionId(in ResultReceiver receiver);
+
     /**
      * Inform whether the device is aligned with the satellite in both real and demo mode.
      *
diff --git a/test-mock/src/android/test/mock/MockContentResolver.java b/test-mock/src/android/test/mock/MockContentResolver.java
index 8f4bccc..af6ee3d 100644
--- a/test-mock/src/android/test/mock/MockContentResolver.java
+++ b/test-mock/src/android/test/mock/MockContentResolver.java
@@ -24,6 +24,7 @@
 import android.content.IContentProvider;
 import android.database.ContentObserver;
 import android.net.Uri;
+import android.util.Log;
 
 import java.util.Collection;
 import java.util.HashMap;
@@ -53,6 +54,7 @@
  * </div>
  */
 public class MockContentResolver extends ContentResolver {
+    private static final String TAG = "MockContentResolver";
     Map<String, ContentProvider> mProviders;
 
     /**
@@ -105,6 +107,7 @@
         if (provider != null) {
             return provider.getIContentProvider();
         } else {
+            Log.w(TAG, "Provider does not exist: " + name);
             return null;
         }
     }
diff --git a/tests/AppJankTest/src/android/app/jank/tests/JankDataProcessorTest.java b/tests/AppJankTest/src/android/app/jank/tests/JankDataProcessorTest.java
index 2cd625e..4d495ad 100644
--- a/tests/AppJankTest/src/android/app/jank/tests/JankDataProcessorTest.java
+++ b/tests/AppJankTest/src/android/app/jank/tests/JankDataProcessorTest.java
@@ -18,7 +18,9 @@
 
 import static org.junit.Assert.assertEquals;
 
+import android.app.jank.AppJankStats;
 import android.app.jank.Flags;
+import android.app.jank.FrameOverrunHistogram;
 import android.app.jank.JankDataProcessor;
 import android.app.jank.StateTracker;
 import android.platform.test.annotations.RequiresFlagsEnabled;
@@ -39,6 +41,7 @@
 import org.junit.runner.RunWith;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 
 @RunWith(AndroidJUnit4.class)
@@ -154,6 +157,73 @@
         assertEquals(totalFrames, histogramFrames);
     }
 
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_DETAILED_APP_JANK_METRICS_API)
+    public void mergeAppJankStats_confirmStatAddedToPendingStats() {
+        HashMap<String, JankDataProcessor.PendingJankStat> pendingStats =
+                mJankDataProcessor.getPendingJankStats();
+
+        assertEquals(pendingStats.size(), 0);
+
+        AppJankStats jankStats = getAppJankStats();
+        mJankDataProcessor.mergeJankStats(jankStats, sActivityName);
+
+        pendingStats = mJankDataProcessor.getPendingJankStats();
+
+        assertEquals(pendingStats.size(), 1);
+    }
+
+    /**
+     * This test confirms matching states are combined into one pending stat.  When JankStats are
+     * merged from outside the platform they will contain widget category, widget id and widget
+     * state. If an incoming JankStats matches a pending stat on all those fields the incoming
+     * JankStat will be merged into the existing stat.
+     */
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_DETAILED_APP_JANK_METRICS_API)
+    public void mergeAppJankStats_confirmStatsWithMatchingStatesAreCombinedIntoOnePendingStat() {
+        AppJankStats jankStats = getAppJankStats();
+        mJankDataProcessor.mergeJankStats(jankStats, sActivityName);
+
+        HashMap<String, JankDataProcessor.PendingJankStat> pendingStats =
+                mJankDataProcessor.getPendingJankStats();
+        assertEquals(pendingStats.size(), 1);
+
+        AppJankStats secondJankStat = getAppJankStats();
+        mJankDataProcessor.mergeJankStats(secondJankStat, sActivityName);
+
+        pendingStats = mJankDataProcessor.getPendingJankStats();
+
+        assertEquals(pendingStats.size(), 1);
+    }
+
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_DETAILED_APP_JANK_METRICS_API)
+    public void mergeAppJankStats_whenStatsWithMatchingStatesMerge_confirmFrameCountsAdded() {
+        AppJankStats jankStats = getAppJankStats();
+        mJankDataProcessor.mergeJankStats(jankStats, sActivityName);
+        mJankDataProcessor.mergeJankStats(jankStats, sActivityName);
+
+        HashMap<String, JankDataProcessor.PendingJankStat> pendingStats =
+                mJankDataProcessor.getPendingJankStats();
+
+        String statKey = pendingStats.keySet().iterator().next();
+        JankDataProcessor.PendingJankStat pendingStat = pendingStats.get(statKey);
+
+        assertEquals(pendingStats.size(), 1);
+        // The same jankStats objects are merged twice, this should result in the frame counts being
+        // doubled.
+        assertEquals(jankStats.getJankyFrameCount() * 2, pendingStat.getJankyFrames());
+        assertEquals(jankStats.getTotalFrameCount() * 2, pendingStat.getTotalFrames());
+
+        int[] originalHistogramBuckets = jankStats.getFrameOverrunHistogram().getBucketCounters();
+        int[] frameOverrunBuckets = pendingStat.getFrameOverrunBuckets();
+
+        for (int i = 0; i < frameOverrunBuckets.length; i++) {
+            assertEquals(originalHistogramBuckets[i] * 2, frameOverrunBuckets[i]);
+        }
+    }
+
     // TODO b/375005277 add tests that cover logging and releasing resources back to pool.
 
     private long getTotalFramesCounted() {
@@ -276,4 +346,26 @@
         return mockData;
     }
 
+    private AppJankStats getAppJankStats() {
+        AppJankStats jankStats = new AppJankStats(
+                /*App Uid*/APP_ID,
+                /*Widget Id*/"test widget id",
+                /*Widget Category*/AppJankStats.SCROLL,
+                /*Widget State*/AppJankStats.SCROLLING,
+                /*Total Frames*/100,
+                /*Janky Frames*/25,
+                getOverrunHistogram()
+        );
+        return jankStats;
+    }
+
+    private FrameOverrunHistogram getOverrunHistogram() {
+        FrameOverrunHistogram overrunHistogram = new FrameOverrunHistogram();
+        overrunHistogram.addFrameOverrunMillis(-2);
+        overrunHistogram.addFrameOverrunMillis(1);
+        overrunHistogram.addFrameOverrunMillis(5);
+        overrunHistogram.addFrameOverrunMillis(25);
+        return overrunHistogram;
+    }
+
 }
diff --git a/tests/FlickerTests/test-apps/app-helpers/src/com/android/server/wm/flicker/helpers/DesktopModeAppHelper.kt b/tests/FlickerTests/test-apps/app-helpers/src/com/android/server/wm/flicker/helpers/DesktopModeAppHelper.kt
index 2c998c4..6432827 100644
--- a/tests/FlickerTests/test-apps/app-helpers/src/com/android/server/wm/flicker/helpers/DesktopModeAppHelper.kt
+++ b/tests/FlickerTests/test-apps/app-helpers/src/com/android/server/wm/flicker/helpers/DesktopModeAppHelper.kt
@@ -92,7 +92,7 @@
     }
 
     /** Move an app to Desktop by dragging the app handle at the top. */
-    fun enterDesktopModeWithDrag(
+    private fun enterDesktopModeWithDrag(
         wmHelper: WindowManagerStateHelper,
         device: UiDevice,
         motionEventHelper: MotionEventHelper = MotionEventHelper(getInstrumentation(), TOUCH)
@@ -155,14 +155,16 @@
             ?: error("Unable to find resource $MINIMIZE_BUTTON_VIEW\n")
     }
 
-    fun minimizeDesktopApp(wmHelper: WindowManagerStateHelper, device: UiDevice) {
+    fun minimizeDesktopApp(wmHelper: WindowManagerStateHelper, device: UiDevice, isPip: Boolean = false) {
         val caption = getCaptionForTheApp(wmHelper, device)
         val minimizeButton = getMinimizeButtonForTheApp(caption)
         minimizeButton.click()
         wmHelper
             .StateSyncBuilder()
             .withAppTransitionIdle()
-            .withWindowSurfaceDisappeared(innerHelper)
+            .apply {
+                if (isPip) withPipShown() else withWindowSurfaceDisappeared(innerHelper)
+            }
             .waitForAndVerify()
     }