diff --git a/AconfigFlags.bp b/AconfigFlags.bp
index 858620b..f44f5fe 100644
--- a/AconfigFlags.bp
+++ b/AconfigFlags.bp
@@ -30,7 +30,7 @@
         "android.security.flags-aconfig-java",
         "com.android.hardware.camera2-aconfig-java",
         "com.android.hardware.input-aconfig-java",
-        "com.android.net.thread.flags-aconfig-java",
+        "com.android.net.thread.platform.flags-aconfig-java",
         "com.android.text.flags-aconfig-java",
         "com.android.window.flags.window-aconfig-java",
         // !!! KEEP THIS LIST ALPHABETICAL !!!
@@ -241,8 +241,8 @@
 
 // Thread network
 aconfig_declarations {
-    name: "com.android.net.thread.flags-aconfig",
-    package: "com.android.net.thread.flags",
+    name: "com.android.net.thread.platform.flags-aconfig",
+    package: "com.android.net.thread.platform.flags",
     srcs: ["core/java/android/net/thread/flags.aconfig"],
 }
 
@@ -254,8 +254,8 @@
 }
 
 java_aconfig_library {
-    name: "com.android.net.thread.flags-aconfig-java",
-    aconfig_declarations: "com.android.net.thread.flags-aconfig",
+    name: "com.android.net.thread.platform.flags-aconfig-java",
+    aconfig_declarations: "com.android.net.thread.platform.flags-aconfig",
     defaults: ["framework-minus-apex-aconfig-java-defaults"],
 }
 
diff --git a/LSE_APP_COMPAT_OWNERS b/LSE_APP_COMPAT_OWNERS
new file mode 100644
index 0000000..3db0cd4
--- /dev/null
+++ b/LSE_APP_COMPAT_OWNERS
@@ -0,0 +1,6 @@
+# Owners for the App Compat flags (large_screen_experiences_app_compat)
+mcarli@google.com
+eevlachavas@google.com
+gracielawputri@google.com
+minagranic@google.com
+mariiasand@google.com
diff --git a/core/java/android/app/OWNERS b/core/java/android/app/OWNERS
index 02601cc..32de385 100644
--- a/core/java/android/app/OWNERS
+++ b/core/java/android/app/OWNERS
@@ -59,6 +59,10 @@
 # ComponentCaller
 per-file ComponentCaller.java = file:COMPONENT_CALLER_OWNERS
 
+# GrammaticalInflectionManager
+per-file *GrammaticalInflection* = file:/services/core/java/com/android/server/grammaticalinflection/OWNERS
+per-file grammatical_inflection_manager.aconfig = file:/services/core/java/com/android/server/grammaticalinflection/OWNERS
+
 # KeyguardManager
 per-file KeyguardManager.java = file:/services/core/java/com/android/server/locksettings/OWNERS
 
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index bfb041c..fa81267 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -4767,7 +4767,9 @@
      * @see android.net.thread.ThreadNetworkManager
      * @hide
      */
-    @FlaggedApi(com.android.net.thread.flags.Flags.FLAG_THREAD_ENABLED_PLATFORM)
+    // TODO (b/325886480): update the flag to
+    // "com.android.net.thread.platform.flags.Flags.FLAG_THREAD_ENABLED_PLATFORM"
+    @FlaggedApi("com.android.net.thread.flags.thread_enabled_platform")
     @SystemApi
     public static final String THREAD_NETWORK_SERVICE = "thread_network";
 
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index c943789..1cfdc78 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -3756,7 +3756,9 @@
      * The device is capable of communicating with other devices via
      * <a href="https://www.threadgroup.org">Thread</a> networking protocol.
      */
-    @FlaggedApi(com.android.net.thread.flags.Flags.FLAG_THREAD_ENABLED_PLATFORM)
+    // TODO (b/325886480): update the flag to
+    // "com.android.net.thread.platform.flags.Flags.FLAG_THREAD_ENABLED_PLATFORM"
+    @FlaggedApi("com.android.net.thread.flags.thread_enabled_platform")
     @SdkConstant(SdkConstantType.FEATURE)
     public static final String FEATURE_THREAD_NETWORK = "android.hardware.thread_network";
 
diff --git a/core/java/android/net/flags.aconfig b/core/java/android/net/flags.aconfig
index 311dc09..6efb872 100644
--- a/core/java/android/net/flags.aconfig
+++ b/core/java/android/net/flags.aconfig
@@ -9,3 +9,11 @@
   description: "The flag controls the access for getIpSecTransformState and IpSecTransformState"
   bug: "308011229"
 }
+
+flag {
+    name: "powered_off_finding_platform"
+    namespace: "nearby"
+    description: "Controls whether the Powered Off Finding feature is enabled"
+    bug: "307898240"
+}
+
diff --git a/core/java/android/net/thread/flags.aconfig b/core/java/android/net/thread/flags.aconfig
index ff762d7..d679f9c 100644
--- a/core/java/android/net/thread/flags.aconfig
+++ b/core/java/android/net/thread/flags.aconfig
@@ -1,4 +1,4 @@
-package: "com.android.net.thread.flags"
+package: "com.android.net.thread.platform.flags"
 
 # This file contains aconfig flags used from platform code
 # Flags used for module APIs must be in aconfig files under each modules
diff --git a/core/java/android/os/OWNERS b/core/java/android/os/OWNERS
index 19a3ba0..9c165f7 100644
--- a/core/java/android/os/OWNERS
+++ b/core/java/android/os/OWNERS
@@ -83,6 +83,7 @@
 
 # PerformanceHintManager
 per-file PerformanceHintManager.java = file:/ADPF_OWNERS
+per-file WorkDuration.java = file:/ADPF_OWNERS
 
 # IThermal interfaces
 per-file IThermal* = file:/THERMAL_OWNERS
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index f60a8a4..0081d5e 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -1867,7 +1867,9 @@
      * @see DevicePolicyManager#clearUserRestriction(ComponentName, String)
      * @see #getUserRestrictions()
      */
-    @FlaggedApi(com.android.net.thread.flags.Flags.FLAG_THREAD_USER_RESTRICTION_ENABLED)
+    // TODO (b/325886480): update the flag to
+    // "com.android.net.thread.platform.flags.Flags.FLAG_THREAD_USER_RESTRICTION_ENABLED"
+    @FlaggedApi("com.android.net.thread.flags.thread_user_restriction_enabled")
     public static final String DISALLOW_THREAD_NETWORK = "no_thread_network";
 
     /**
diff --git a/core/java/android/window/flags/OWNERS b/core/java/android/window/flags/OWNERS
index fa81ee3..3fa3760 100644
--- a/core/java/android/window/flags/OWNERS
+++ b/core/java/android/window/flags/OWNERS
@@ -1 +1,2 @@
-per-file responsible_apis.aconfig = file:/BAL_OWNERS
\ No newline at end of file
+per-file responsible_apis.aconfig = file:/BAL_OWNERS
+per-file large_screen_experiences_app_compat.aconfig = file:/LSE_APP_COMPAT_OWNERS
diff --git a/libs/hwui/DamageAccumulator.cpp b/libs/hwui/DamageAccumulator.cpp
index a8d170d..f4d6b8c 100644
--- a/libs/hwui/DamageAccumulator.cpp
+++ b/libs/hwui/DamageAccumulator.cpp
@@ -218,7 +218,7 @@
     }
 
     // Perform clipping
-    if (props.getClipDamageToBounds() && !frame->pendingDirty.isEmpty()) {
+    if (props.getClipDamageToBounds()) {
         if (!frame->pendingDirty.intersect(SkRect::MakeIWH(props.getWidth(), props.getHeight()))) {
             frame->pendingDirty.setEmpty();
         }
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index f690783..bbbb0ca 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -1031,6 +1031,7 @@
 
     if (dirty->isEmpty()) {
         dirty->setIWH(frame.width(), frame.height());
+        return *dirty;
     }
 
     // At this point dirty is the area of the window to update. However,
diff --git a/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java b/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java
index b5cf011..ce8fb65 100644
--- a/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java
+++ b/packages/CrashRecovery/services/java/com/android/server/PackageWatchdog.java
@@ -100,13 +100,15 @@
     public static final int FAILURE_REASON_EXPLICIT_HEALTH_CHECK = 2;
     public static final int FAILURE_REASON_APP_CRASH = 3;
     public static final int FAILURE_REASON_APP_NOT_RESPONDING = 4;
+    public static final int FAILURE_REASON_BOOT_LOOP = 5;
 
     @IntDef(prefix = { "FAILURE_REASON_" }, value = {
             FAILURE_REASON_UNKNOWN,
             FAILURE_REASON_NATIVE_CRASH,
             FAILURE_REASON_EXPLICIT_HEALTH_CHECK,
             FAILURE_REASON_APP_CRASH,
-            FAILURE_REASON_APP_NOT_RESPONDING
+            FAILURE_REASON_APP_NOT_RESPONDING,
+            FAILURE_REASON_BOOT_LOOP
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface FailureReasons {}
@@ -542,7 +544,7 @@
         mNumberOfNativeCrashPollsRemaining--;
         // Check if native watchdog reported a crash
         if ("1".equals(SystemProperties.get("sys.init.updatable_crashing"))) {
-            // We rollback everything available when crash is unattributable
+            // We rollback all available low impact rollbacks when crash is unattributable
             onPackageFailure(Collections.EMPTY_LIST, FAILURE_REASON_NATIVE_CRASH);
             // we stop polling after an attempt to execute rollback, regardless of whether the
             // attempt succeeds or not
@@ -572,6 +574,7 @@
                      PackageHealthObserverImpact.USER_IMPACT_LEVEL_30,
                      PackageHealthObserverImpact.USER_IMPACT_LEVEL_50,
                      PackageHealthObserverImpact.USER_IMPACT_LEVEL_70,
+                     PackageHealthObserverImpact.USER_IMPACT_LEVEL_90,
                      PackageHealthObserverImpact.USER_IMPACT_LEVEL_100})
     public @interface PackageHealthObserverImpact {
         /** No action to take. */
@@ -582,6 +585,7 @@
         int USER_IMPACT_LEVEL_30 = 30;
         int USER_IMPACT_LEVEL_50 = 50;
         int USER_IMPACT_LEVEL_70 = 70;
+        int USER_IMPACT_LEVEL_90 = 90;
         /* Action has high user impact, a last resort, user of a device will be very frustrated. */
         int USER_IMPACT_LEVEL_100 = 100;
     }
diff --git a/packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java b/packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java
index dd74a2a..5fb47dd 100644
--- a/packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java
+++ b/packages/CrashRecovery/services/java/com/android/server/rollback/RollbackPackageHealthObserver.java
@@ -28,6 +28,7 @@
 import android.content.rollback.PackageRollbackInfo;
 import android.content.rollback.RollbackInfo;
 import android.content.rollback.RollbackManager;
+import android.crashrecovery.flags.Flags;
 import android.os.Environment;
 import android.os.FileUtils;
 import android.os.Handler;
@@ -45,7 +46,6 @@
 import com.android.server.PackageWatchdog.FailureReasons;
 import com.android.server.PackageWatchdog.PackageHealthObserver;
 import com.android.server.PackageWatchdog.PackageHealthObserverImpact;
-import com.android.server.SystemConfig;
 import com.android.server.crashrecovery.proto.CrashRecoveryStatsLog;
 import com.android.server.pm.ApexManager;
 
@@ -57,6 +57,7 @@
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.List;
 import java.util.Set;
 import java.util.function.Consumer;
@@ -84,7 +85,8 @@
     // True if needing to roll back only rebootless apexes when native crash happens
     private boolean mTwoPhaseRollbackEnabled;
 
-    RollbackPackageHealthObserver(Context context) {
+    @VisibleForTesting
+    RollbackPackageHealthObserver(Context context, ApexManager apexManager) {
         mContext = context;
         HandlerThread handlerThread = new HandlerThread("RollbackPackageHealthObserver");
         handlerThread.start();
@@ -94,7 +96,7 @@
         mLastStagedRollbackIdsFile = new File(dataDir, "last-staged-rollback-ids");
         mTwoPhaseRollbackEnabledFile = new File(dataDir, "two-phase-rollback-enabled");
         PackageWatchdog.getInstance(mContext).registerHealthObserver(this);
-        mApexManager = ApexManager.getInstance();
+        mApexManager = apexManager;
 
         if (SystemProperties.getBoolean("sys.boot_completed", false)) {
             // Load the value from the file if system server has crashed and restarted
@@ -107,24 +109,46 @@
         }
     }
 
+    RollbackPackageHealthObserver(Context context) {
+        this(context, ApexManager.getInstance());
+    }
+
     @Override
     public int onHealthCheckFailed(@Nullable VersionedPackage failedPackage,
             @FailureReasons int failureReason, int mitigationCount) {
-        boolean anyRollbackAvailable = !mContext.getSystemService(RollbackManager.class)
-                .getAvailableRollbacks().isEmpty();
         int impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_0;
+        if (Flags.recoverabilityDetection()) {
+            List<RollbackInfo> availableRollbacks = getAvailableRollbacks();
+            List<RollbackInfo> lowImpactRollbacks = getRollbacksAvailableForImpactLevel(
+                    availableRollbacks, PackageManager.ROLLBACK_USER_IMPACT_LOW);
+            if (!lowImpactRollbacks.isEmpty()) {
+                if (failureReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH) {
+                    // For native crashes, we will directly roll back any available rollbacks at low
+                    // impact level
+                    impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
+                } else if (getRollbackForPackage(failedPackage, lowImpactRollbacks) != null) {
+                    // Rollback is available for crashing low impact package
+                    impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
+                } else {
+                    impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_70;
+                }
+            }
+        } else {
+            boolean anyRollbackAvailable = !mContext.getSystemService(RollbackManager.class)
+                    .getAvailableRollbacks().isEmpty();
 
-        if (failureReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH
-                && anyRollbackAvailable) {
-            // For native crashes, we will directly roll back any available rollbacks
-            // Note: For non-native crashes the rollback-all step has higher impact
-            impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
-        } else if (getAvailableRollback(failedPackage) != null) {
-            // Rollback is available, we may get a callback into #execute
-            impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
-        } else if (anyRollbackAvailable) {
-            // If any rollbacks are available, we will commit them
-            impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_70;
+            if (failureReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH
+                    && anyRollbackAvailable) {
+                // For native crashes, we will directly roll back any available rollbacks
+                // Note: For non-native crashes the rollback-all step has higher impact
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
+            } else if (getAvailableRollback(failedPackage) != null) {
+                // Rollback is available, we may get a callback into #execute
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_30;
+            } else if (anyRollbackAvailable) {
+                // If any rollbacks are available, we will commit them
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_70;
+            }
         }
 
         return impact;
@@ -133,16 +157,34 @@
     @Override
     public boolean execute(@Nullable VersionedPackage failedPackage,
             @FailureReasons int rollbackReason, int mitigationCount) {
-        if (rollbackReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH) {
-            mHandler.post(() -> rollbackAll(rollbackReason));
-            return true;
-        }
+        if (Flags.recoverabilityDetection()) {
+            List<RollbackInfo> availableRollbacks = getAvailableRollbacks();
+            if (rollbackReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH) {
+                mHandler.post(() -> rollbackAllLowImpact(availableRollbacks, rollbackReason));
+                return true;
+            }
 
-        RollbackInfo rollback = getAvailableRollback(failedPackage);
-        if (rollback != null) {
-            mHandler.post(() -> rollbackPackage(rollback, failedPackage, rollbackReason));
+            List<RollbackInfo> lowImpactRollbacks = getRollbacksAvailableForImpactLevel(
+                    availableRollbacks, PackageManager.ROLLBACK_USER_IMPACT_LOW);
+            RollbackInfo rollback = getRollbackForPackage(failedPackage, lowImpactRollbacks);
+            if (rollback != null) {
+                mHandler.post(() -> rollbackPackage(rollback, failedPackage, rollbackReason));
+            } else if (!lowImpactRollbacks.isEmpty()) {
+                // Apply all available low impact rollbacks.
+                mHandler.post(() -> rollbackAllLowImpact(availableRollbacks, rollbackReason));
+            }
         } else {
-            mHandler.post(() -> rollbackAll(rollbackReason));
+            if (rollbackReason == PackageWatchdog.FAILURE_REASON_NATIVE_CRASH) {
+                mHandler.post(() -> rollbackAll(rollbackReason));
+                return true;
+            }
+
+            RollbackInfo rollback = getAvailableRollback(failedPackage);
+            if (rollback != null) {
+                mHandler.post(() -> rollbackPackage(rollback, failedPackage, rollbackReason));
+            } else {
+                mHandler.post(() -> rollbackAll(rollbackReason));
+            }
         }
 
         // Assume rollbacks executed successfully
@@ -150,6 +192,31 @@
     }
 
     @Override
+    public int onBootLoop(int mitigationCount) {
+        int impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_0;
+        if (Flags.recoverabilityDetection()) {
+            List<RollbackInfo> availableRollbacks = getAvailableRollbacks();
+            if (!availableRollbacks.isEmpty()) {
+                impact = getUserImpactBasedOnRollbackImpactLevel(availableRollbacks);
+            }
+        }
+        return impact;
+    }
+
+    @Override
+    public boolean executeBootLoopMitigation(int mitigationCount) {
+        if (Flags.recoverabilityDetection()) {
+            List<RollbackInfo> availableRollbacks = getAvailableRollbacks();
+
+            triggerLeastImpactLevelRollback(availableRollbacks,
+                    PackageWatchdog.FAILURE_REASON_BOOT_LOOP);
+            return true;
+        }
+        return false;
+    }
+
+
+    @Override
     public String getName() {
         return NAME;
     }
@@ -161,13 +228,16 @@
 
     @Override
     public boolean mayObservePackage(String packageName) {
-        if (mContext.getSystemService(RollbackManager.class)
-                .getAvailableRollbacks().isEmpty()) {
+        if (getAvailableRollbacks().isEmpty()) {
             return false;
         }
         return isPersistentSystemApp(packageName);
     }
 
+    private List<RollbackInfo> getAvailableRollbacks() {
+        return mContext.getSystemService(RollbackManager.class).getAvailableRollbacks();
+    }
+
     private boolean isPersistentSystemApp(@NonNull String packageName) {
         PackageManager pm = mContext.getPackageManager();
         try {
@@ -272,6 +342,40 @@
         return null;
     }
 
+    @AnyThread
+    private RollbackInfo getRollbackForPackage(@Nullable VersionedPackage failedPackage,
+            List<RollbackInfo> availableRollbacks) {
+        if (failedPackage == null) {
+            return null;
+        }
+
+        for (RollbackInfo rollback : availableRollbacks) {
+            for (PackageRollbackInfo packageRollback : rollback.getPackages()) {
+                if (packageRollback.getVersionRolledBackFrom().equals(failedPackage)) {
+                    return rollback;
+                }
+                // TODO(b/147666157): Extract version number of apk-in-apex so that we don't have
+                //  to rely on complicated reasoning as below
+
+                // Due to b/147666157, for apk in apex, we do not know the version we are rolling
+                // back from. But if a package X is embedded in apex A exclusively (not embedded in
+                // any other apex), which is not guaranteed, then it is sufficient to check only
+                // package names here, as the version of failedPackage and the PackageRollbackInfo
+                // can't be different. If failedPackage has a higher version, then it must have
+                // been updated somehow. There are two ways: it was updated by an update of apex A
+                // or updated directly as apk. In both cases, this rollback would have gotten
+                // expired when onPackageReplaced() was called. Since the rollback exists, it has
+                // same version as failedPackage.
+                if (packageRollback.isApkInApex()
+                        && packageRollback.getVersionRolledBackFrom().getPackageName()
+                        .equals(failedPackage.getPackageName())) {
+                    return rollback;
+                }
+            }
+        }
+        return null;
+    }
+
     /**
      * Returns {@code true} if staged session associated with {@code rollbackId} was marked
      * as handled, {@code false} if already handled.
@@ -396,12 +500,6 @@
             @FailureReasons int rollbackReason) {
         assertInWorkerThread();
 
-        if (isAutomaticRollbackDenied(SystemConfig.getInstance(), failedPackage)) {
-            Slog.d(TAG, "Automatic rollback not allowed for package "
-                    + failedPackage.getPackageName());
-            return;
-        }
-
         final RollbackManager rollbackManager = mContext.getSystemService(RollbackManager.class);
         int reasonToLog = WatchdogRollbackLogger.mapFailureReasonToMetric(rollbackReason);
         final String failedPackageToLog;
@@ -465,17 +563,6 @@
     }
 
     /**
-     * Returns true if this package is not eligible for automatic rollback.
-     */
-    @VisibleForTesting
-    @AnyThread
-    public static boolean isAutomaticRollbackDenied(SystemConfig systemConfig,
-            VersionedPackage versionedPackage) {
-        return systemConfig.getAutomaticRollbackDenylistedPackages()
-            .contains(versionedPackage.getPackageName());
-    }
-
-    /**
      * Two-phase rollback:
      * 1. roll back rebootless apexes first
      * 2. roll back all remaining rollbacks if native crash doesn't stop after (1) is done
@@ -495,14 +582,62 @@
         boolean found = false;
         for (RollbackInfo rollback : rollbacks) {
             if (isRebootlessApex(rollback)) {
-                VersionedPackage sample = rollback.getPackages().get(0).getVersionRolledBackFrom();
-                rollbackPackage(rollback, sample, PackageWatchdog.FAILURE_REASON_NATIVE_CRASH);
+                VersionedPackage firstRollback =
+                        rollback.getPackages().get(0).getVersionRolledBackFrom();
+                rollbackPackage(rollback, firstRollback,
+                        PackageWatchdog.FAILURE_REASON_NATIVE_CRASH);
                 found = true;
             }
         }
         return found;
     }
 
+    /**
+     * Rollback the package that has minimum rollback impact level.
+     * @param availableRollbacks all available rollbacks
+     * @param rollbackReason reason to rollback
+     */
+    private void triggerLeastImpactLevelRollback(List<RollbackInfo> availableRollbacks,
+            @FailureReasons int rollbackReason) {
+        int minRollbackImpactLevel = getMinRollbackImpactLevel(availableRollbacks);
+
+        if (minRollbackImpactLevel == PackageManager.ROLLBACK_USER_IMPACT_LOW) {
+            // Apply all available low impact rollbacks.
+            mHandler.post(() -> rollbackAllLowImpact(availableRollbacks, rollbackReason));
+        } else if (minRollbackImpactLevel == PackageManager.ROLLBACK_USER_IMPACT_HIGH) {
+            // Rollback one package at a time. If that doesn't resolve the issue, rollback
+            // next with same impact level.
+            mHandler.post(() -> rollbackHighImpact(availableRollbacks, rollbackReason));
+        }
+    }
+
+    /**
+     * sort the available high impact rollbacks by first package name to have a deterministic order.
+     * Apply the first available rollback.
+     * @param availableRollbacks all available rollbacks
+     * @param rollbackReason reason to rollback
+     */
+    @WorkerThread
+    private void rollbackHighImpact(List<RollbackInfo> availableRollbacks,
+            @FailureReasons int rollbackReason) {
+        assertInWorkerThread();
+        List<RollbackInfo> highImpactRollbacks =
+                getRollbacksAvailableForImpactLevel(
+                        availableRollbacks, PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+
+        // sort rollbacks based on package name of the first package. This is to have a
+        // deterministic order of rollbacks.
+        List<RollbackInfo> sortedHighImpactRollbacks = highImpactRollbacks.stream().sorted(
+                Comparator.comparing(a -> a.getPackages().get(0).getPackageName())).toList();
+        VersionedPackage firstRollback =
+                sortedHighImpactRollbacks
+                        .get(0)
+                        .getPackages()
+                        .get(0)
+                        .getVersionRolledBackFrom();
+        rollbackPackage(sortedHighImpactRollbacks.get(0), firstRollback, rollbackReason);
+    }
+
     @WorkerThread
     private void rollbackAll(@FailureReasons int rollbackReason) {
         assertInWorkerThread();
@@ -522,8 +657,77 @@
         }
 
         for (RollbackInfo rollback : rollbacks) {
-            VersionedPackage sample = rollback.getPackages().get(0).getVersionRolledBackFrom();
-            rollbackPackage(rollback, sample, rollbackReason);
+            VersionedPackage firstRollback =
+                    rollback.getPackages().get(0).getVersionRolledBackFrom();
+            rollbackPackage(rollback, firstRollback, rollbackReason);
         }
     }
+
+    /**
+     * Rollback all available low impact rollbacks
+     * @param availableRollbacks all available rollbacks
+     * @param rollbackReason reason to rollbacks
+     */
+    @WorkerThread
+    private void rollbackAllLowImpact(
+            List<RollbackInfo> availableRollbacks, @FailureReasons int rollbackReason) {
+        assertInWorkerThread();
+
+        List<RollbackInfo> lowImpactRollbacks = getRollbacksAvailableForImpactLevel(
+                availableRollbacks,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        if (useTwoPhaseRollback(lowImpactRollbacks)) {
+            return;
+        }
+
+        Slog.i(TAG, "Rolling back all available low impact rollbacks");
+        // Add all rollback ids to mPendingStagedRollbackIds, so that we do not reboot before all
+        // pending staged rollbacks are handled.
+        for (RollbackInfo rollback : lowImpactRollbacks) {
+            if (rollback.isStaged()) {
+                mPendingStagedRollbackIds.add(rollback.getRollbackId());
+            }
+        }
+
+        for (RollbackInfo rollback : lowImpactRollbacks) {
+            VersionedPackage firstRollback =
+                    rollback.getPackages().get(0).getVersionRolledBackFrom();
+            rollbackPackage(rollback, firstRollback, rollbackReason);
+        }
+    }
+
+    private List<RollbackInfo> getRollbacksAvailableForImpactLevel(
+            List<RollbackInfo> availableRollbacks, int impactLevel) {
+        return availableRollbacks.stream()
+                .filter(rollbackInfo -> rollbackInfo.getRollbackImpactLevel() == impactLevel)
+                .toList();
+    }
+
+    private int getMinRollbackImpactLevel(List<RollbackInfo> availableRollbacks) {
+        return availableRollbacks.stream()
+                .mapToInt(RollbackInfo::getRollbackImpactLevel)
+                .min()
+                .orElse(-1);
+    }
+
+    private int getUserImpactBasedOnRollbackImpactLevel(List<RollbackInfo> availableRollbacks) {
+        int impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_0;
+        int minImpact = getMinRollbackImpactLevel(availableRollbacks);
+        switch (minImpact) {
+            case PackageManager.ROLLBACK_USER_IMPACT_LOW:
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_70;
+                break;
+            case PackageManager.ROLLBACK_USER_IMPACT_HIGH:
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_90;
+                break;
+            default:
+                impact = PackageHealthObserverImpact.USER_IMPACT_LEVEL_0;
+        }
+        return impact;
+    }
+
+    @VisibleForTesting
+    Handler getHandler() {
+        return mHandler;
+    }
 }
diff --git a/packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java b/packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java
index 898c543..519c0ed 100644
--- a/packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java
+++ b/packages/CrashRecovery/services/java/com/android/server/rollback/WatchdogRollbackLogger.java
@@ -18,6 +18,7 @@
 
 import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_APP_CRASH;
 import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_APP_NOT_RESPONDING;
+import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_BOOT_LOOPING;
 import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_EXPLICIT_HEALTH_CHECK;
 import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_NATIVE_CRASH;
 import static com.android.server.crashrecovery.proto.CrashRecoveryStatsLog.WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_NATIVE_CRASH_DURING_BOOT;
@@ -258,6 +259,8 @@
                 return WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_APP_CRASH;
             case PackageWatchdog.FAILURE_REASON_APP_NOT_RESPONDING:
                 return WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_APP_NOT_RESPONDING;
+            case PackageWatchdog.FAILURE_REASON_BOOT_LOOP:
+                return WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_BOOT_LOOPING;
             default:
                 return WATCHDOG_ROLLBACK_OCCURRED__ROLLBACK_REASON__REASON_UNKNOWN;
         }
diff --git a/services/core/java/com/android/server/SystemConfig.java b/services/core/java/com/android/server/SystemConfig.java
index b04c7c5..31db840 100644
--- a/services/core/java/com/android/server/SystemConfig.java
+++ b/services/core/java/com/android/server/SystemConfig.java
@@ -326,7 +326,6 @@
     private ArrayMap<String, Set<String>> mPackageToUserTypeBlacklist = new ArrayMap<>();
 
     private final ArraySet<String> mRollbackWhitelistedPackages = new ArraySet<>();
-    private final ArraySet<String> mAutomaticRollbackDenylistedPackages = new ArraySet<>();
     private final ArraySet<String> mWhitelistedStagedInstallers = new ArraySet<>();
     // A map from package name of vendor APEXes that can be updated to an installer package name
     // allowed to install updates for it.
@@ -475,10 +474,6 @@
         return mRollbackWhitelistedPackages;
     }
 
-    public Set<String> getAutomaticRollbackDenylistedPackages() {
-        return mAutomaticRollbackDenylistedPackages;
-    }
-
     public Set<String> getWhitelistedStagedInstallers() {
         return mWhitelistedStagedInstallers;
     }
@@ -1396,16 +1391,6 @@
                         }
                         XmlUtils.skipCurrentTag(parser);
                     } break;
-                    case "automatic-rollback-denylisted-app": {
-                        String pkgname = parser.getAttributeValue(null, "package");
-                        if (pkgname == null) {
-                            Slog.w(TAG, "<" + name + "> without package in " + permFile
-                                    + " at " + parser.getPositionDescription());
-                        } else {
-                            mAutomaticRollbackDenylistedPackages.add(pkgname);
-                        }
-                        XmlUtils.skipCurrentTag(parser);
-                    } break;
                     case "whitelisted-staged-installer": {
                         if (allowAppConfigs) {
                             String pkgname = parser.getAttributeValue(null, "package");
diff --git a/services/core/java/com/android/server/display/DisplayDeviceConfig.java b/services/core/java/com/android/server/display/DisplayDeviceConfig.java
index 2464eb0..a454a36 100644
--- a/services/core/java/com/android/server/display/DisplayDeviceConfig.java
+++ b/services/core/java/com/android/server/display/DisplayDeviceConfig.java
@@ -1940,7 +1940,7 @@
 
         final List<SdrHdrRatioPoint> points = sdrHdrRatioMap.getPoint();
         final int size = points.size();
-        if (size <= 0) {
+        if (size == 0) {
             return null;
         }
 
diff --git a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
index c11356b..898b199 100644
--- a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -339,8 +339,6 @@
     static final String TAG = NetworkPolicyLogger.TAG;
     private static final boolean LOGD = NetworkPolicyLogger.LOGD;
     private static final boolean LOGV = NetworkPolicyLogger.LOGV;
-    // TODO: b/304347838 - Remove once the feature is in staging.
-    private static final boolean ALWAYS_RESTRICT_BACKGROUND_NETWORK = false;
 
     /**
      * No opportunistic quota could be calculated from user data plan or data settings.
@@ -1062,8 +1060,7 @@
                     }
 
                     // The flag is boot-stable.
-                    mBackgroundNetworkRestricted = ALWAYS_RESTRICT_BACKGROUND_NETWORK
-                            && Flags.networkBlockedForTopSleepingAndAbove();
+                    mBackgroundNetworkRestricted = Flags.networkBlockedForTopSleepingAndAbove();
                     if (mBackgroundNetworkRestricted) {
                         // Firewall rules and UidBlockedState will get updated in
                         // updateRulesForGlobalChangeAL below.
diff --git a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
index d96fc33..e5cdf45 100644
--- a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
+++ b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
@@ -1212,13 +1212,20 @@
         rollback.makeAvailable();
         mPackageHealthObserver.notifyRollbackAvailable(rollback.info);
 
-        // TODO(zezeozue): Provide API to explicitly start observing instead
-        // of doing this for all rollbacks. If we do this for all rollbacks,
-        // should document in PackageInstaller.SessionParams#setEnableRollback
-        // After enabling and committing any rollback, observe packages and
-        // prepare to rollback if packages crashes too frequently.
-        mPackageHealthObserver.startObservingHealth(rollback.getPackageNames(),
-                mRollbackLifetimeDurationInMillis);
+        if (Flags.recoverabilityDetection()) {
+            if (rollback.info.getRollbackImpactLevel() == PackageManager.ROLLBACK_USER_IMPACT_LOW) {
+                // TODO(zezeozue): Provide API to explicitly start observing instead
+                // of doing this for all rollbacks. If we do this for all rollbacks,
+                // should document in PackageInstaller.SessionParams#setEnableRollback
+                // After enabling and committing any rollback, observe packages and
+                // prepare to rollback if packages crashes too frequently.
+                mPackageHealthObserver.startObservingHealth(rollback.getPackageNames(),
+                        mRollbackLifetimeDurationInMillis);
+            }
+        } else {
+            mPackageHealthObserver.startObservingHealth(rollback.getPackageNames(),
+                    mRollbackLifetimeDurationInMillis);
+        }
         runExpiration();
     }
 
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index b14d37d..aab14ad 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -483,7 +483,6 @@
 import com.android.modules.utils.TypedXmlPullParser;
 import com.android.modules.utils.TypedXmlSerializer;
 import com.android.net.module.util.ProxyUtils;
-import com.android.net.thread.flags.Flags;
 import com.android.server.AlarmManagerInternal;
 import com.android.server.LocalManagerRegistry;
 import com.android.server.LocalServices;
@@ -13836,7 +13835,7 @@
                 UserManager.DISALLOW_SMS, new String[]{MANAGE_DEVICE_POLICY_SMS});
         USER_RESTRICTION_PERMISSIONS.put(
                 UserManager.DISALLOW_SYSTEM_ERROR_DIALOGS, new String[]{MANAGE_DEVICE_POLICY_SYSTEM_DIALOGS});
-        if (Flags.threadUserRestrictionEnabled()) {
+        if (com.android.net.thread.platform.flags.Flags.threadUserRestrictionEnabled()) {
             USER_RESTRICTION_PERMISSIONS.put(
                     UserManager.DISALLOW_THREAD_NETWORK,
                     new String[]{MANAGE_DEVICE_POLICY_THREAD_NETWORK});
diff --git a/services/tests/mockingservicestests/src/com/android/server/rollback/RollbackPackageHealthObserverTest.java b/services/tests/mockingservicestests/src/com/android/server/rollback/RollbackPackageHealthObserverTest.java
index a140730..d6e246f 100644
--- a/services/tests/mockingservicestests/src/com/android/server/rollback/RollbackPackageHealthObserverTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/rollback/RollbackPackageHealthObserverTest.java
@@ -23,7 +23,13 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+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;
 
 import android.content.Context;
@@ -33,14 +39,17 @@
 import android.content.rollback.PackageRollbackInfo;
 import android.content.rollback.RollbackInfo;
 import android.content.rollback.RollbackManager;
-import android.util.Log;
-import android.util.Xml;
+import android.crashrecovery.flags.Flags;
+import android.os.Handler;
+import android.os.MessageQueue;
+import android.platform.test.flag.junit.SetFlagsRule;
 
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.dx.mockito.inline.extended.ExtendedMockito;
 import com.android.server.PackageWatchdog;
 import com.android.server.SystemConfig;
+import com.android.server.pm.ApexManager;
 
 import org.junit.After;
 import org.junit.Before;
@@ -49,18 +58,16 @@
 import org.junit.rules.TemporaryFolder;
 import org.junit.runner.RunWith;
 import org.mockito.Answers;
+import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.MockitoSession;
 import org.mockito.quality.Strictness;
 import org.mockito.stubbing.Answer;
-import org.xmlpull.v1.XmlPullParser;
 
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
+import java.time.Duration;
 import java.util.List;
-import java.util.Scanner;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
 
 
 @RunWith(AndroidJUnit4.class)
@@ -78,10 +85,18 @@
     @Mock
     PackageManager mMockPackageManager;
 
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private ApexManager mApexManager;
+
+    @Rule
+    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
+
     private MockitoSession mSession;
     private static final String APP_A = "com.package.a";
     private static final String APP_B = "com.package.b";
+    private static final String APP_C = "com.package.c";
     private static final long VERSION_CODE = 1L;
+    private static final long VERSION_CODE_2 = 2L;
     private static final String LOG_TAG = "RollbackPackageHealthObserverTest";
 
     private SystemConfig mSysConfig;
@@ -101,7 +116,6 @@
         // Mock PackageWatchdog
         doAnswer((Answer<PackageWatchdog>) invocationOnMock -> mMockPackageWatchdog)
                 .when(() -> PackageWatchdog.getInstance(mMockContext));
-
     }
 
     @After
@@ -121,7 +135,7 @@
     @Test
     public void testHealthCheckLevels() {
         RollbackPackageHealthObserver observer =
-                spy(new RollbackPackageHealthObserver(mMockContext));
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
         VersionedPackage testFailedPackage = new VersionedPackage(APP_A, VERSION_CODE);
         VersionedPackage secondFailedPackage = new VersionedPackage(APP_B, VERSION_CODE);
 
@@ -165,14 +179,14 @@
     @Test
     public void testIsPersistent() {
         RollbackPackageHealthObserver observer =
-                spy(new RollbackPackageHealthObserver(mMockContext));
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
         assertTrue(observer.isPersistent());
     }
 
     @Test
     public void testMayObservePackage_withoutAnyRollback() {
         RollbackPackageHealthObserver observer =
-                spy(new RollbackPackageHealthObserver(mMockContext));
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
         when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
         when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of());
         assertFalse(observer.mayObservePackage(APP_A));
@@ -182,7 +196,7 @@
     public void testMayObservePackage_forPersistentApp()
             throws PackageManager.NameNotFoundException {
         RollbackPackageHealthObserver observer =
-                spy(new RollbackPackageHealthObserver(mMockContext));
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
         ApplicationInfo info = new ApplicationInfo();
         info.flags = ApplicationInfo.FLAG_PERSISTENT | ApplicationInfo.FLAG_SYSTEM;
         when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
@@ -197,7 +211,7 @@
     public void testMayObservePackage_forNonPersistentApp()
             throws PackageManager.NameNotFoundException {
         RollbackPackageHealthObserver observer =
-                spy(new RollbackPackageHealthObserver(mMockContext));
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
         when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
         when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(mRollbackInfo));
         when(mRollbackInfo.getPackages()).thenReturn(List.of(mPackageRollbackInfo));
@@ -208,96 +222,720 @@
     }
 
     /**
-     * Test that isAutomaticRollbackDenied works correctly when packages that are not
-     * denied are sent.
+     * Test that when impactLevel is low returns user impact level 70
      */
     @Test
-    public void isRollbackAllowedTest_false() throws IOException {
-        final String contents =
-                "<config>\n"
-                + "    <automatic-rollback-denylisted-app package=\"com.android.vending\" />\n"
-                + "</config>";
-        final File folder = createTempSubfolder("folder");
-        createTempFile(folder, "automatic-rollback-denylisted-app.xml", contents);
+    public void healthCheckFailed_impactLevelLow_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        VersionedPackage secondFailedPackage = new VersionedPackage(APP_B, VERSION_CODE);
 
-        readPermissions(folder, /* Grant all permission flags */ ~0);
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
 
-        assertThat(RollbackPackageHealthObserver.isAutomaticRollbackDenied(mSysConfig,
-                new VersionedPackage("com.test.package", 1))).isEqualTo(false);
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_70,
+                observer.onHealthCheckFailed(secondFailedPackage,
+                        PackageWatchdog.FAILURE_REASON_APP_CRASH, 1));
     }
 
     /**
-     * Test that isAutomaticRollbackDenied works correctly when packages that are
-     * denied are sent.
+     * HealthCheckFailed should only return low impact rollbacks. High impact rollbacks are only
+     * for bootloop.
      */
     @Test
-    public void isRollbackAllowedTest_true() throws IOException {
-        final String contents =
-                "<config>\n"
-                + "    <automatic-rollback-denylisted-app package=\"com.android.vending\" />\n"
-                + "</config>";
-        final File folder = createTempSubfolder("folder");
-        createTempFile(folder, "automatic-rollback-denylisted-app.xml", contents);
+    public void healthCheckFailed_impactLevelHigh_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        VersionedPackage secondFailedPackage = new VersionedPackage(APP_B, VERSION_CODE);
 
-        readPermissions(folder, /* Grant all permission flags */ ~0);
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
 
-        assertThat(RollbackPackageHealthObserver.isAutomaticRollbackDenied(mSysConfig,
-                new VersionedPackage("com.android.vending", 1))).isEqualTo(true);
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_0,
+                observer.onHealthCheckFailed(secondFailedPackage,
+                        PackageWatchdog.FAILURE_REASON_APP_CRASH, 1));
     }
 
     /**
-     * Test that isAutomaticRollbackDenied works correctly when no config is present
+     * When the rollback impact level is manual only return user impact level 0. (User impact level
+     * 0 is ignored by package watchdog)
      */
     @Test
-    public void isRollbackAllowedTest_noConfig() throws IOException {
-        final File folder = createTempSubfolder("folder");
+    public void healthCheckFailed_impactLevelManualOnly_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_ONLY_MANUAL);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        VersionedPackage secondFailedPackage = new VersionedPackage(APP_B, VERSION_CODE);
 
-        readPermissions(folder, /* Grant all permission flags */ ~0);
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
 
-        assertThat(RollbackPackageHealthObserver.isAutomaticRollbackDenied(mSysConfig,
-                new VersionedPackage("com.android.vending", 1))).isEqualTo(false);
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_0,
+                observer.onHealthCheckFailed(secondFailedPackage,
+                        PackageWatchdog.FAILURE_REASON_APP_CRASH, 1));
     }
 
     /**
-     * Creates folderName/fileName in the mTemporaryFolder and fills it with the contents.
-     *
-     * @param folder   pre-existing subdirectory of mTemporaryFolder to put the file
-     * @param fileName name of the file (e.g. filename.xml) to create
-     * @param contents contents to write to the file
-     * @return the newly created file
+     * When both low impact and high impact are present, return 70.
      */
-    private File createTempFile(File folder, String fileName, String contents)
-            throws IOException {
-        File file = new File(folder, fileName);
-        BufferedWriter bw = new BufferedWriter(new FileWriter(file));
-        bw.write(contents);
-        bw.close();
+    @Test
+    public void healthCheckFailed_impactLevelLowAndHigh_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
 
-        // Print to logcat for test debugging.
-        Log.d(LOG_TAG, "Contents of file " + file.getAbsolutePath());
-        Scanner input = new Scanner(file);
-        while (input.hasNextLine()) {
-            Log.d(LOG_TAG, input.nextLine());
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_70,
+                observer.onHealthCheckFailed(failedPackage,
+                        PackageWatchdog.FAILURE_REASON_APP_CRASH, 1));
+    }
+
+    /**
+     * When low impact rollback is available roll it back.
+     */
+    @Test
+    public void execute_impactLevelLow_nativeCrash_rollback()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        VersionedPackage secondFailedPackage = new VersionedPackage(APP_B, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(secondFailedPackage,
+                PackageWatchdog.FAILURE_REASON_NATIVE_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager).getAvailableRollbacks();
+        verify(mRollbackManager).commitRollback(eq(rollbackId), any(), any());
+    }
+
+    /**
+     * Rollback the failing package if rollback is available for it
+     */
+    @Test
+    public void execute_impactLevelLow_rollbackFailedPackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(appBFrom, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager).commitRollback(argument.capture(), any(), any());
+        // Rollback package App B as the failing package is B
+        assertThat(argument.getValue()).isEqualTo(rollbackId2);
+    }
+
+    /**
+     * Rollback all available rollbacks if the rollback is not available for failing package.
+     */
+    @Test
+    public void execute_impactLevelLow_rollbackAll()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(failedPackage, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(2)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback A and B when the failing package doesn't have a rollback
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId1, rollbackId2));
+    }
+
+    /**
+     * rollback low impact package if both low and high impact packages are available
+     */
+    @Test
+    public void execute_impactLevelLowAndHigh_rollbackLow()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(failedPackage, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(1)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback A and B when the failing package doesn't have a rollback
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId1));
+    }
+
+    /**
+     * Don't roll back high impact package if only high impact package is available. high impact
+     * rollback to be rolled back only on bootloop.
+     */
+    @Test
+    public void execute_impactLevelHigh_rollbackHigh()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(failedPackage, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, never()).commitRollback(argument.capture(), any(), any());
+
+    }
+
+    /**
+     * Test that when impactLevel is low returns user impact level 70
+     */
+    @Test
+    public void onBootLoop_impactLevelLow_onePackage() throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_70,
+                observer.onBootLoop(1));
+    }
+
+    @Test
+    public void onBootLoop_impactLevelHigh_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_90,
+                observer.onBootLoop(1));
+    }
+
+    /**
+     * When the rollback impact level is manual only return user impact level 0. (User impact level
+     * 0 is ignored by package watchdog)
+     */
+    @Test
+    public void onBootLoop_impactLevelManualOnly_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_ONLY_MANUAL);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_0,
+                observer.onBootLoop(1));
+    }
+
+    /**
+     * When both low impact and high impact are present, return 70.
+     */
+    @Test
+    public void onBootLoop_impactLevelLowAndHigh_onePackage()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfo = new PackageRollbackInfo(appAFrom, appATo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(1, List.of(packageRollbackInfo),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null, false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        assertEquals(PackageWatchdog.PackageHealthObserverImpact.USER_IMPACT_LEVEL_70,
+                observer.onBootLoop(1));
+    }
+
+    /**
+     * Rollback all available rollbacks if the rollback is not available for failing package.
+     */
+    @Test
+    public void executeBootLoopMitigation_impactLevelLow_rollbackAll()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.executeBootLoopMitigation(1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(2)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback A and B when the failing package doesn't have a rollback
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId1, rollbackId2));
+    }
+
+    /**
+     * rollback low impact package if both low and high impact packages are available
+     */
+    @Test
+    public void executeBootLoopMitigation_impactLevelLowAndHigh_rollbackLow()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.executeBootLoopMitigation(1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(1)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback A and B when the failing package doesn't have a rollback
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId1));
+    }
+
+    /**
+     * Rollback high impact package if only high impact package is available
+     */
+    @Test
+    public void executeBootLoopMitigation_impactLevelHigh_rollbackHigh()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.executeBootLoopMitigation(1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(1)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback high impact packages when no other rollback available
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId2));
+    }
+
+    /**
+     * Rollback only low impact available rollbacks if both low and manual only are available.
+     */
+    @Test
+    public void execute_impactLevelLowAndManual_rollbackLowImpactOnly()
+            throws PackageManager.NameNotFoundException, InterruptedException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_LOW);
+        int rollbackId2 = 2;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoB),
+                false, null, 222,
+                PackageManager.ROLLBACK_USER_IMPACT_ONLY_MANUAL);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(failedPackage, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(1)).commitRollback(
+                argument.capture(), any(), any());
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId1));
+    }
+
+    /**
+     * Do not roll back if only manual rollback is available.
+     */
+    @Test
+    public void execute_impactLevelManual_rollbackLowImpactOnly()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_ONLY_MANUAL);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(List.of(rollbackInfo1));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.execute(failedPackage, PackageWatchdog.FAILURE_REASON_APP_CRASH, 1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, never()).commitRollback(argument.capture(), any(), any());
+    }
+
+    /**
+     * Rollback alphabetically first package if multiple high impact rollbacks are available.
+     */
+    @Test
+    public void executeBootLoopMitigation_impactLevelHighMultiplePackage_rollbackHigh()
+            throws PackageManager.NameNotFoundException {
+        mSetFlagsRule.enableFlags(Flags.FLAG_RECOVERABILITY_DETECTION);
+        int rollbackId1 = 1;
+        VersionedPackage appBFrom = new VersionedPackage(APP_B, VERSION_CODE_2);
+        VersionedPackage appBTo = new VersionedPackage(APP_B, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoB = new PackageRollbackInfo(appBFrom, appBTo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo1 = new RollbackInfo(rollbackId1, List.of(packageRollbackInfoB),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        int rollbackId2 = 2;
+        VersionedPackage appAFrom = new VersionedPackage(APP_A, VERSION_CODE_2);
+        VersionedPackage appATo = new VersionedPackage(APP_A, VERSION_CODE);
+        PackageRollbackInfo packageRollbackInfoA = new PackageRollbackInfo(appAFrom, appATo,
+                null, null , false, false,
+                null);
+        RollbackInfo rollbackInfo2 = new RollbackInfo(rollbackId2, List.of(packageRollbackInfoA),
+                false, null, 111,
+                PackageManager.ROLLBACK_USER_IMPACT_HIGH);
+        VersionedPackage failedPackage = new VersionedPackage(APP_C, VERSION_CODE);
+        RollbackPackageHealthObserver observer =
+                spy(new RollbackPackageHealthObserver(mMockContext, mApexManager));
+        ArgumentCaptor<Integer> argument = ArgumentCaptor.forClass(Integer.class);
+
+        when(mMockContext.getSystemService(RollbackManager.class)).thenReturn(mRollbackManager);
+        // Make the rollbacks available
+        when(mRollbackManager.getAvailableRollbacks()).thenReturn(
+                List.of(rollbackInfo1, rollbackInfo2));
+        when(mMockContext.getPackageManager()).thenReturn(mMockPackageManager);
+        when(mMockPackageManager.getModuleInfo(any(), eq(0))).thenReturn(null);
+
+        observer.executeBootLoopMitigation(1);
+        waitForIdleHandler(observer.getHandler(), Duration.ofSeconds(10));
+
+        verify(mRollbackManager, times(1)).commitRollback(
+                argument.capture(), any(), any());
+        // Rollback APP_A because it is first alphabetically
+        assertThat(argument.getAllValues()).isEqualTo(List.of(rollbackId2));
+    }
+
+    private void waitForIdleHandler(Handler handler, Duration timeout) {
+        final MessageQueue queue = handler.getLooper().getQueue();
+        final CountDownLatch latch = new CountDownLatch(1);
+        queue.addIdleHandler(() -> {
+            latch.countDown();
+            // Remove idle handler
+            return false;
+        });
+        try {
+            latch.await(timeout.toMillis(), TimeUnit.MILLISECONDS);
+        } catch (InterruptedException e) {
+            fail("Interrupted unexpectedly: " + e);
         }
-
-        return file;
-    }
-
-    private void readPermissions(File libraryDir, int permissionFlag) {
-        final XmlPullParser parser = Xml.newPullParser();
-        mSysConfig.readPermissions(parser, libraryDir, permissionFlag);
-    }
-
-    /**
-     * Creates folderName/fileName in the mTemporaryFolder and fills it with the contents.
-     *
-     * @param folderName subdirectory of mTemporaryFolder to put the file, creating if needed
-     * @return the folder
-     */
-    private File createTempSubfolder(String folderName)
-            throws IOException {
-        File folder = new File(mTemporaryFolder.getRoot(), folderName);
-        folder.mkdirs();
-        return folder;
     }
 }
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
index a529382..5c6f3c9 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
@@ -205,7 +205,6 @@
 import org.junit.After;
 import org.junit.Assume;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.MethodRule;
@@ -2144,14 +2143,12 @@
         assertFalse(mService.isUidNetworkingBlocked(UID_E, false));
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testBackgroundChainEnabled() throws Exception {
         verify(mNetworkManager).setFirewallChainEnabled(FIREWALL_CHAIN_BACKGROUND, true);
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testBackgroundChainOnProcStateChange() throws Exception {
@@ -2181,7 +2178,6 @@
         assertTrue(mService.isUidNetworkingBlocked(UID_A, false));
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testBackgroundChainOnAllowlistChange() throws Exception {
@@ -2220,7 +2216,6 @@
         assertFalse(mService.isUidNetworkingBlocked(UID_B, false));
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testBackgroundChainOnTempAllowlistChange() throws Exception {
@@ -2250,7 +2245,6 @@
         assertTrue(mService.isUidNetworkingBlocked(UID_A, false));
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testUidObserverFiltersProcStateChanges() throws Exception {
@@ -2313,7 +2307,6 @@
         waitForUidEventHandlerIdle();
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testUidObserverFiltersStaleChanges() throws Exception {
@@ -2334,7 +2327,6 @@
         waitForUidEventHandlerIdle();
     }
 
-    @Ignore("Temporarily disabled until the feature is enabled")
     @Test
     @RequiresFlagsEnabled(Flags.FLAG_NETWORK_BLOCKED_FOR_TOP_SLEEPING_AND_ABOVE)
     public void testUidObserverFiltersCapabilityChanges() throws Exception {
diff --git a/services/tests/servicestests/src/com/android/server/systemconfig/SystemConfigTest.java b/services/tests/servicestests/src/com/android/server/systemconfig/SystemConfigTest.java
index aca96ad..d073f5b 100644
--- a/services/tests/servicestests/src/com/android/server/systemconfig/SystemConfigTest.java
+++ b/services/tests/servicestests/src/com/android/server/systemconfig/SystemConfigTest.java
@@ -595,56 +595,6 @@
     }
 
     /**
-     * Test that getRollbackDenylistedPackages works correctly for the tag:
-     * {@code automatic-rollback-denylisted-app}.
-     */
-    @Test
-    public void automaticRollbackDeny_vending() throws IOException {
-        final String contents =
-                "<config>\n"
-                + "    <automatic-rollback-denylisted-app package=\"com.android.vending\" />\n"
-                + "</config>";
-        final File folder = createTempSubfolder("folder");
-        createTempFile(folder, "automatic-rollback-denylisted-app.xml", contents);
-
-        readPermissions(folder, /* Grant all permission flags */ ~0);
-
-        assertThat(mSysConfig.getAutomaticRollbackDenylistedPackages())
-            .containsExactly("com.android.vending");
-    }
-
-    /**
-     * Test that getRollbackDenylistedPackages works correctly for the tag:
-     * {@code automatic-rollback-denylisted-app} without any packages.
-     */
-    @Test
-    public void automaticRollbackDeny_empty() throws IOException {
-        final String contents =
-                "<config>\n"
-                + "    <automatic-rollback-denylisted-app />\n"
-                + "</config>";
-        final File folder = createTempSubfolder("folder");
-        createTempFile(folder, "automatic-rollback-denylisted-app.xml", contents);
-
-        readPermissions(folder, /* Grant all permission flags */ ~0);
-
-        assertThat(mSysConfig.getAutomaticRollbackDenylistedPackages()).isEmpty();
-    }
-
-    /**
-     * Test that getRollbackDenylistedPackages works correctly for the tag:
-     * {@code automatic-rollback-denylisted-app} without the corresponding config.
-     */
-    @Test
-    public void automaticRollbackDeny_noConfig() throws IOException {
-        final File folder = createTempSubfolder("folder");
-
-        readPermissions(folder, /* Grant all permission flags */ ~0);
-
-        assertThat(mSysConfig.getAutomaticRollbackDenylistedPackages()).isEmpty();
-    }
-
-    /**
      * Tests that readPermissions works correctly for the tag: {@code update-ownership}.
      */
     @Test