diff --git a/quickstep/dagger/com/android/launcher3/dagger/AppModule.kt b/quickstep/dagger/com/android/launcher3/dagger/AppModule.kt
index 29586c4..d88fc94 100644
--- a/quickstep/dagger/com/android/launcher3/dagger/AppModule.kt
+++ b/quickstep/dagger/com/android/launcher3/dagger/AppModule.kt
@@ -16,10 +16,17 @@
 
 package com.android.launcher3.dagger
 
+import com.android.launcher3.model.ModelDelegate
+import com.android.launcher3.model.QuickstepModelDelegate
+import dagger.Binds
 import dagger.Module
 
 /**
  * Module containing bindings for the final derivative app, an implementation of this module should
  * be included in the final app code.
  */
-@Module abstract class AppModule {}
+@Module
+abstract class AppModule {
+
+    @Binds abstract fun bindModelDelegate(impl: QuickstepModelDelegate): ModelDelegate
+}
diff --git a/quickstep/res/layout/task_thumbnail_view_header.xml b/quickstep/res/layout/task_thumbnail_view_header.xml
index ecc1559..70e4a42 100644
--- a/quickstep/res/layout/task_thumbnail_view_header.xml
+++ b/quickstep/res/layout/task_thumbnail_view_header.xml
@@ -18,6 +18,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
+    android:id="@+id/task_thumbnail_view_header"
     android:background="@drawable/task_thumbnail_header_bg">
 
     <androidx.constraintlayout.widget.ConstraintLayout
@@ -61,6 +62,7 @@
             android:layout_marginStart="@dimen/task_thumbnail_header_margin_between_views"
             android:src="@drawable/task_header_close_button"
             android:tint="@android:color/darker_gray"
+            android:background="@null"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toTopOf="parent"
             app:layout_constraintBottom_toBottomOf="parent"
diff --git a/quickstep/res/values-fr-rCA/strings.xml b/quickstep/res/values-fr-rCA/strings.xml
index e7619c2..3201886 100644
--- a/quickstep/res/values-fr-rCA/strings.xml
+++ b/quickstep/res/values-fr-rCA/strings.xml
@@ -90,7 +90,7 @@
     <string name="allset_title" msgid="5021126669778966707">"Tout est prêt!"</string>
     <string name="allset_hint" msgid="459504134589971527">"Balayez l\'écran vers le haut pour accéder à l\'écran d\'accueil"</string>
     <string name="allset_button_hint" msgid="2395219947744706291">"Toucher le bouton d\'accueil pour passer sur votre écran d\'accueil"</string>
-    <string name="allset_description_generic" msgid="5385500062202019855">"Vous êtes maintenant prêt à utiliser votre <xliff:g id="DEVICE">%1$s</xliff:g>"</string>
+    <string name="allset_description_generic" msgid="5385500062202019855">"Vous êtes maintenant prêt à utiliser votre <xliff:g id="DEVICE">%1$s</xliff:g>."</string>
     <string name="default_device_name" msgid="6660656727127422487">"appareil"</string>
     <string name="allset_navigation_settings" msgid="4713404605961476027"><annotation id="link">"Paramètres de navigation du système"</annotation></string>
     <string name="action_share" msgid="2648470652637092375">"Partager"</string>
diff --git a/quickstep/res/values-uk/strings.xml b/quickstep/res/values-uk/strings.xml
index dab58d7..2313a07 100644
--- a/quickstep/res/values-uk/strings.xml
+++ b/quickstep/res/values-uk/strings.xml
@@ -92,7 +92,7 @@
     <string name="allset_button_hint" msgid="2395219947744706291">"Натисніть кнопку головного екрана, щоб відкрити його"</string>
     <string name="allset_description_generic" msgid="5385500062202019855">"Тепер ви можете використовувати <xliff:g id="DEVICE">%1$s</xliff:g>"</string>
     <string name="default_device_name" msgid="6660656727127422487">"пристрій"</string>
-    <string name="allset_navigation_settings" msgid="4713404605961476027"><annotation id="link">"Системні налаштування навігації"</annotation></string>
+    <string name="allset_navigation_settings" msgid="4713404605961476027"><annotation id="link">"Налаштування навігації в системі"</annotation></string>
     <string name="action_share" msgid="2648470652637092375">"Поділитися"</string>
     <string name="action_screenshot" msgid="8171125848358142917">"Знімок екрана"</string>
     <string name="action_split" msgid="2098009717623550676">"Розділити"</string>
diff --git a/quickstep/res/values-uz/strings.xml b/quickstep/res/values-uz/strings.xml
index 1cd2e87..06ca97a 100644
--- a/quickstep/res/values-uz/strings.xml
+++ b/quickstep/res/values-uz/strings.xml
@@ -90,7 +90,7 @@
     <string name="allset_title" msgid="5021126669778966707">"Hammasi tayyor!"</string>
     <string name="allset_hint" msgid="459504134589971527">"Boshiga qaytish uchun tepaga suring"</string>
     <string name="allset_button_hint" msgid="2395219947744706291">"Bosh ekranga oʻtish uchun bosh ekran tugmasini bosing"</string>
-    <string name="allset_description_generic" msgid="5385500062202019855">"<xliff:g id="DEVICE">%1$s</xliff:g> xizmatga tayyor"</string>
+    <string name="allset_description_generic" msgid="5385500062202019855">"Sizning <xliff:g id="DEVICE">%1$s</xliff:g> xizmatga tayyor"</string>
     <string name="default_device_name" msgid="6660656727127422487">"qurilma"</string>
     <string name="allset_navigation_settings" msgid="4713404605961476027"><annotation id="link">"Tizim navigatsiya sozlamalari"</annotation></string>
     <string name="action_share" msgid="2648470652637092375">"Ulashish"</string>
diff --git a/quickstep/res/values/config.xml b/quickstep/res/values/config.xml
index a530325..d699cdf 100644
--- a/quickstep/res/values/config.xml
+++ b/quickstep/res/values/config.xml
@@ -27,7 +27,6 @@
     <string name="instant_app_resolver_class" translatable="false">com.android.quickstep.InstantAppResolverImpl</string>
     <string name="app_launch_tracker_class" translatable="false">com.android.launcher3.appprediction.PredictionAppTracker</string>
     <string name="main_process_initializer_class" translatable="false">com.android.quickstep.QuickstepProcessInitializer</string>
-    <string name="model_delegate_class" translatable="false">com.android.launcher3.model.QuickstepModelDelegate</string>
     <string name="secondary_display_predictions_class" translatable="false">com.android.launcher3.secondarydisplay.SecondaryDisplayPredictionsImpl</string>
     <string name="taskbar_model_callbacks_factory_class" translatable="false">com.android.launcher3.taskbar.TaskbarModelCallbacksFactory</string>
     <string name="taskbar_view_callbacks_factory_class" translatable="false">com.android.launcher3.taskbar.TaskbarViewCallbacksFactory</string>
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index 40e8fc2..74b73d4 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -47,6 +47,7 @@
 import android.content.pm.ShortcutInfo;
 import android.os.Bundle;
 import android.os.UserHandle;
+import android.text.TextUtils;
 import android.util.Log;
 import android.util.StatsEvent;
 
@@ -61,6 +62,7 @@
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherPrefs;
+import com.android.launcher3.dagger.ApplicationContext;
 import com.android.launcher3.icons.cache.CacheLookupFlag;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logging.InstanceId;
@@ -89,6 +91,9 @@
 import java.util.Objects;
 import java.util.stream.IntStream;
 
+import javax.inject.Inject;
+import javax.inject.Named;
+
 /**
  * Model delegate which loads prediction items
  */
@@ -114,18 +119,29 @@
             CONTAINER_WIDGETS_PREDICTION, "widgets_prediction", DESKTOP_ICON_FLAG);
 
     private final InvariantDeviceProfile mIDP;
+    private final PackageManagerHelper mPmHelper;
     private final AppEventProducer mAppEventProducer;
+
     private final StatsManager mStatsManager;
 
     protected boolean mActive = false;
 
-    public QuickstepModelDelegate(Context context) {
+    @Inject
+    public QuickstepModelDelegate(@ApplicationContext Context context,
+            InvariantDeviceProfile idp,
+            PackageManagerHelper pmHelper,
+            @Nullable @Named("ICONS_DB") String dbFileName) {
         super(context);
-        mAppEventProducer = new AppEventProducer(context, this::onAppTargetEvent);
+        mIDP = idp;
+        mPmHelper = pmHelper;
 
-        mIDP = InvariantDeviceProfile.INSTANCE.get(context);
+        mAppEventProducer = new AppEventProducer(context, this::onAppTargetEvent);
         StatsLogCompatManager.LOGS_CONSUMER.add(mAppEventProducer);
-        mStatsManager = context.getSystemService(StatsManager.class);
+
+        // Only register for launcher snapshot logging if this is the primary ModelDelegate
+        // instance, as there will be additional instances that may be destroyed at any time.
+        mStatsManager = TextUtils.isEmpty(dbFileName)
+                ? null : context.getSystemService(StatsManager.class);
     }
 
     @CallSuper
@@ -154,10 +170,10 @@
         // TODO: Implement caching and preloading
 
         WorkspaceItemFactory factory =
-                new WorkspaceItemFactory(mApp, ums, mPmHelper, pinnedShortcuts, numColumns,
+                new WorkspaceItemFactory(mContext, ums, mPmHelper, pinnedShortcuts, numColumns,
                         state.containerId, state.lookupFlag);
         FixedContainerItems fci = new FixedContainerItems(state.containerId,
-                state.storage.read(mApp.getContext(), factory, ums.allUsers::get));
+                state.storage.read(mContext, factory, ums.allUsers::get));
         mDataModel.extraItems.put(state.containerId, fci);
     }
 
@@ -220,7 +236,7 @@
         super.modelLoadComplete();
 
         // Log snapshot of the model
-        LauncherPrefs prefs = LauncherPrefs.get(mApp.getContext());
+        LauncherPrefs prefs = LauncherPrefs.get(mContext);
         long lastSnapshotTimeMillis = prefs.get(LAST_SNAPSHOT_TIME_MILLIS);
         // Log snapshot only if previous snapshot was older than a day
         long now = System.currentTimeMillis();
@@ -245,11 +261,7 @@
             prefs.put(LAST_SNAPSHOT_TIME_MILLIS, now);
         }
 
-        // Only register for launcher snapshot logging if this is the primary ModelDelegate
-        // instance, as there will be additional instances that may be destroyed at any time.
-        if (mIsPrimaryInstance) {
-            registerSnapshotLoggingCallback();
-        }
+        registerSnapshotLoggingCallback();
     }
 
     protected void additionalSnapshotEvents(InstanceId snapshotInstanceId){}
@@ -257,9 +269,9 @@
     /**
      * Registers a callback to log launcher workspace layout using Statsd pulled atom.
      */
-    protected void registerSnapshotLoggingCallback() {
+    private void registerSnapshotLoggingCallback() {
         if (mStatsManager == null) {
-            Log.d(TAG, "Failed to get StatsManager");
+            Log.d(TAG, "Skipping snapshot logging");
         }
 
         try {
@@ -332,7 +344,7 @@
         super.destroy();
         mActive = false;
         StatsLogCompatManager.LOGS_CONSUMER.remove(mAppEventProducer);
-        if (mIsPrimaryInstance && mStatsManager != null) {
+        if (mStatsManager != null) {
             try {
                 mStatsManager.clearPullAtomCallback(SysUiStatsLog.LAUNCHER_LAYOUT_SNAPSHOT);
             } catch (RuntimeException e) {
@@ -354,25 +366,24 @@
         if (!mActive) {
             return;
         }
-        Context context = mApp.getContext();
-        AppPredictionManager apm = context.getSystemService(AppPredictionManager.class);
+        AppPredictionManager apm = mContext.getSystemService(AppPredictionManager.class);
         if (apm == null) {
             return;
         }
 
         registerPredictor(mAllAppsState, apm.createAppPredictionSession(
-                new AppPredictionContext.Builder(context)
+                new AppPredictionContext.Builder(mContext)
                         .setUiSurface("home")
                         .setPredictedTargetCount(mIDP.numDatabaseAllAppsColumns)
                         .build()));
 
         // TODO: get bundle
-        registerHotseatPredictor(apm, context);
+        registerHotseatPredictor(apm, mContext);
 
         registerWidgetsPredictor(apm.createAppPredictionSession(
-                new AppPredictionContext.Builder(context)
+                new AppPredictionContext.Builder(mContext)
                         .setUiSurface("widgets")
-                        .setExtras(getBundleForWidgetsOnWorkspace(context, mDataModel))
+                        .setExtras(getBundleForWidgetsOnWorkspace(mContext, mDataModel))
                         .setPredictedTargetCount(NUM_OF_RECOMMENDED_WIDGETS_PREDICATION)
                         .build()));
     }
@@ -383,12 +394,11 @@
         if (!mActive) {
             return;
         }
-        Context context = mApp.getContext();
-        AppPredictionManager apm = context.getSystemService(AppPredictionManager.class);
+        AppPredictionManager apm = mContext.getSystemService(AppPredictionManager.class);
         if (apm == null) {
             return;
         }
-        registerHotseatPredictor(apm, context);
+        registerHotseatPredictor(apm, mContext);
     }
 
     private void registerHotseatPredictor(AppPredictionManager apm, Context context) {
@@ -413,7 +423,7 @@
             // No diff, skip
             return;
         }
-        mApp.getModel().enqueueModelUpdateTask(new PredictionUpdateTask(state, targets));
+        mModel.enqueueModelUpdateTask(new PredictionUpdateTask(state, targets));
     }
 
     private void registerWidgetsPredictor(AppPredictor predictor) {
@@ -424,7 +434,7 @@
                         // No diff, skip
                         return;
                     }
-                    mApp.getModel().enqueueModelUpdateTask(
+                    mModel.enqueueModelUpdateTask(
                             new WidgetsPredictionUpdateTask(mWidgetsRecommendationState, targets));
                 });
         mWidgetsRecommendationState.predictor.requestPredictionUpdate();
@@ -536,7 +546,7 @@
 
     private static class WorkspaceItemFactory implements PersistedItemArray.ItemFactory<ItemInfo> {
 
-        private final LauncherAppState mAppState;
+        private final Context mContext;
         private final UserManagerState mUMS;
         private final PackageManagerHelper mPmHelper;
         private final Map<ShortcutKey, ShortcutInfo> mPinnedShortcuts;
@@ -546,10 +556,11 @@
 
         private int mReadCount = 0;
 
-        protected WorkspaceItemFactory(LauncherAppState appState, UserManagerState ums,
+        protected WorkspaceItemFactory(
+                Context context, UserManagerState ums,
                 PackageManagerHelper pmHelper, Map<ShortcutKey, ShortcutInfo> pinnedShortcuts,
                 int maxCount, int container, CacheLookupFlag lookupFlag) {
-            mAppState = appState;
+            mContext = context;
             mUMS = ums;
             mPmHelper = pmHelper;
             mPinnedShortcuts = pinnedShortcuts;
@@ -566,7 +577,7 @@
             }
             switch (itemType) {
                 case ITEM_TYPE_APPLICATION: {
-                    LauncherActivityInfo lai = mAppState.getContext()
+                    LauncherActivityInfo lai = mContext
                             .getSystemService(LauncherApps.class)
                             .resolveActivity(intent, user);
                     if (lai == null) {
@@ -574,14 +585,15 @@
                     }
                     AppInfo info = new AppInfo(
                             lai,
-                            UserCache.INSTANCE.get(mAppState.getContext()).getUserInfo(user),
-                            ApiWrapper.INSTANCE.get(mAppState.getContext()),
+                            UserCache.INSTANCE.get(mContext).getUserInfo(user),
+                            ApiWrapper.INSTANCE.get(mContext),
                             mPmHelper,
                             mUMS.isUserQuiet(user));
                     info.container = mContainer;
-                    mAppState.getIconCache().getTitleAndIcon(info, lai, mLookupFlag);
+                    LauncherAppState.getInstance(mContext).getIconCache()
+                            .getTitleAndIcon(info, lai, mLookupFlag);
                     mReadCount++;
-                    return info.makeWorkspaceItem(mAppState.getContext());
+                    return info.makeWorkspaceItem(mContext);
                 }
                 case ITEM_TYPE_DEEP_SHORTCUT: {
                     ShortcutKey key = ShortcutKey.fromIntent(intent, user);
@@ -592,9 +604,9 @@
                     if (si == null) {
                         return null;
                     }
-                    WorkspaceItemInfo wii = new WorkspaceItemInfo(si, mAppState.getContext());
+                    WorkspaceItemInfo wii = new WorkspaceItemInfo(si, mContext);
                     wii.container = mContainer;
-                    mAppState.getIconCache().getShortcutIcon(wii, si);
+                    LauncherAppState.getInstance(mContext).getIconCache().getShortcutIcon(wii, si);
                     mReadCount++;
                     return wii;
                 }
diff --git a/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java b/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
index 8c98bab..d3ac975 100644
--- a/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
+++ b/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
@@ -203,7 +203,7 @@
         List<ItemInfo> items;
         if (enableCategorizedWidgetSuggestions()) {
             WidgetRecommendationCategoryProvider categoryProvider =
-                    WidgetRecommendationCategoryProvider.newInstance(mContext);
+                    new WidgetRecommendationCategoryProvider();
             items = widgetItems.stream()
                     .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
                             categoryProvider.getWidgetRecommendationCategory(mContext, it)))
diff --git a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
index 9626a61..8bd2ba8 100644
--- a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
+++ b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
@@ -137,7 +137,7 @@
         List<ItemInfo> items;
         if (enableCategorizedWidgetSuggestions()) {
             WidgetRecommendationCategoryProvider categoryProvider =
-                    WidgetRecommendationCategoryProvider.newInstance(context);
+                    new WidgetRecommendationCategoryProvider();
             items = servicePredictedItems.stream()
                     .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
                             categoryProvider.getWidgetRecommendationCategory(context, it)))
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.kt b/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.kt
index 6ee43ff..138f40a 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.kt
+++ b/quickstep/src/com/android/launcher3/statehandlers/DesktopVisibilityController.kt
@@ -152,6 +152,20 @@
         }
     }
 
+    /**
+     * Returns the ID of the active desk (if any) on the display whose ID is [displayId], or
+     * [INACTIVE_DESK_ID] if no desk is currently active or the multiple desks feature is disabled.
+     */
+    fun getActiveDeskId(displayId: Int): Int {
+        if (!DesktopModeStatus.enableMultipleDesktops(context)) {
+            // When the multiple desks feature is disabled, callers should not rely on the concept
+            // of a desk ID.
+            return INACTIVE_DESK_ID
+        }
+
+        return getDisplayDeskConfig(displayId)?.activeDeskId ?: INACTIVE_DESK_ID
+    }
+
     /** Returns whether a desk is currently active on the display with the given [displayId]. */
     fun isInDesktopMode(displayId: Int): Boolean {
         if (!DesktopModeStatus.enableMultipleDesktops(context)) {
@@ -615,6 +629,6 @@
         private const val TAG = "DesktopVisController"
         private const val DEBUG = false
 
-        private const val INACTIVE_DESK_ID = -1
+        public const val INACTIVE_DESK_ID = -1
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
index bf5c0c8..f80dc90 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchTaskView.java
@@ -197,8 +197,7 @@
 
 
         final boolean isLeftRightSplit = !splitBounds.appsStackedVertically;
-        final float leftOrTopTaskPercent = isLeftRightSplit
-                ? splitBounds.leftTaskPercent : splitBounds.topTaskPercent;
+        final float leftOrTopTaskPercent = splitBounds.getLeftTopTaskPercent();
 
         ConstraintLayout.LayoutParams leftTopParams = (ConstraintLayout.LayoutParams)
                 mThumbnailView1.getLayoutParams();
diff --git a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.kt b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.kt
index c8f46a9..cca8bf8 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.kt
+++ b/quickstep/src/com/android/launcher3/uioverrides/RecentsViewStateController.kt
@@ -20,6 +20,7 @@
 import com.android.app.animation.Interpolators.FINAL_FRAME
 import com.android.app.animation.Interpolators.INSTANT
 import com.android.app.animation.Interpolators.LINEAR
+import com.android.launcher3.Flags.enableDesktopExplodedView
 import com.android.launcher3.Flags.enableLargeDesktopWindowingTile
 import com.android.launcher3.LauncherState
 import com.android.launcher3.anim.AnimatedFloat
@@ -51,6 +52,7 @@
 import com.android.quickstep.views.RecentsView.TASK_SECONDARY_SPLIT_TRANSLATION
 import com.android.quickstep.views.RecentsView.TASK_SECONDARY_TRANSLATION
 import com.android.quickstep.views.RecentsView.TASK_THUMBNAIL_SPLASH_ALPHA
+import com.android.quickstep.views.RecentsViewUtils.Companion.DESK_EXPLODE_PROGRESS
 import com.android.quickstep.views.TaskView.Companion.FLAG_UPDATE_ALL
 
 /**
@@ -74,6 +76,13 @@
             recentsView,
             if (state.displayOverviewTasksAsGrid(launcher.deviceProfile)) 1f else 0f,
         )
+        if (enableDesktopExplodedView()) {
+            DESK_EXPLODE_PROGRESS.set(
+                recentsView,
+                if (state.displayOverviewTasksAsGrid(launcher.deviceProfile)) 1f else 0f,
+            )
+        }
+
         TASK_THUMBNAIL_SPLASH_ALPHA.set(
             recentsView,
             if (state.showTaskThumbnailSplash()) 1f else 0f,
@@ -156,6 +165,15 @@
             getOverviewInterpolator(fromState, toState),
         )
 
+        if (enableDesktopExplodedView()) {
+            builder.setFloat(
+                recentsView,
+                DESK_EXPLODE_PROGRESS,
+                if (toState.isRecentsViewVisible) 1f else 0f,
+                getOverviewInterpolator(fromState, toState),
+            )
+        }
+
         if (enableLargeDesktopWindowingTile()) {
             builder.setFloat(
                 recentsView,
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 3640e1f..67a54e6 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -223,6 +223,7 @@
         mRecentsView = null;
         mContainer = null;
         mStateCallback.clearState(STATE_LAUNCHER_PRESENT);
+        mRecentsAnimationStartCallbacks.clear();
     };
 
     private static int FLAG_COUNT = 0;
diff --git a/quickstep/src/com/android/quickstep/RecentTasksList.java b/quickstep/src/com/android/quickstep/RecentTasksList.java
index bb72408..2c4c2f9 100644
--- a/quickstep/src/com/android/quickstep/RecentTasksList.java
+++ b/quickstep/src/com/android/quickstep/RecentTasksList.java
@@ -21,7 +21,7 @@
 import static com.android.launcher3.Flags.enableSeparateExternalDisplayTasks;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.quickstep.util.SplitScreenUtils.convertShellSplitBoundsToLauncher;
-import static com.android.wm.shell.shared.GroupedTaskInfo.TYPE_FREEFORM;
+import static com.android.wm.shell.shared.GroupedTaskInfo.TYPE_DESK;
 import static com.android.wm.shell.shared.GroupedTaskInfo.TYPE_SPLIT;
 
 import android.app.ActivityManager.RunningTaskInfo;
@@ -32,10 +32,12 @@
 import android.os.Process;
 import android.os.RemoteException;
 import android.util.SparseBooleanArray;
+import android.window.DesktopExperienceFlags;
 
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
+import com.android.launcher3.statehandlers.DesktopVisibilityController;
 import com.android.launcher3.util.LooperExecutor;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.quickstep.util.DesktopTask;
@@ -353,9 +355,9 @@
 
         int numVisibleTasks = 0;
         for (GroupedTaskInfo rawTask : rawTasks) {
-            if (rawTask.isBaseType(TYPE_FREEFORM)) {
-                // TYPE_FREEFORM tasks is only created when desktop mode can be entered,
-                // leftover TYPE_FREEFORM tasks created when flag was on should be ignored.
+            if (rawTask.isBaseType(TYPE_DESK)) {
+                // TYPE_DESK tasks is only created when desktop mode can be entered,
+                // leftover TYPE_DESK tasks created when flag was on should be ignored.
                 if (DesktopModeStatus.canEnterDesktopMode(mContext)) {
                     List<DesktopTask> desktopTasks = createDesktopTasks(
                             rawTask.getBaseGroupedTask());
@@ -442,7 +444,11 @@
         Set<Integer> minimizedTaskIds = minimizedTaskIdArray != null
                 ? CollectionsKt.toSet(ArraysKt.asIterable(minimizedTaskIdArray))
                 : Collections.emptySet();
-        if (enableSeparateExternalDisplayTasks()) {
+        if (enableSeparateExternalDisplayTasks()
+                && !DesktopExperienceFlags.ENABLE_MULTIPLE_DESKTOPS_BACKEND.isTrue()) {
+            // This code is not needed when the multiple desktop feature is enabled, since Shell
+            // will send a single `GroupedTaskInfo` for each desk with a unique `deskId` across
+            // all displays.
             Map<Integer, List<Task>> perDisplayTasks = new HashMap<>();
             for (TaskInfo taskInfo : recentTaskInfo.getTaskInfoList()) {
                 Task task = createTask(taskInfo, minimizedTaskIds);
@@ -450,11 +456,16 @@
                         k -> new ArrayList<>());
                 tasks.add(task);
             }
-            return MapsKt.map(perDisplayTasks, it -> new DesktopTask(it.getValue()));
+            // When the multiple desktop feature is disabled, there can only be up to a single desk
+            // on each display, The desk ID doesn't matter and should not be used.
+            return MapsKt.map(perDisplayTasks,
+                    it -> new DesktopTask(DesktopVisibilityController.INACTIVE_DESK_ID,
+                            it.getValue()));
         } else {
+            final int deskId = recentTaskInfo.getDeskId();
             List<Task> tasks = CollectionsKt.map(recentTaskInfo.getTaskInfoList(),
                     it -> createTask(it, minimizedTaskIds));
-            return List.of(new DesktopTask(tasks));
+            return List.of(new DesktopTask(deskId, tasks));
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/TaskShortcutFactory.java b/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
index a69d472..f92581e 100644
--- a/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
+++ b/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
@@ -312,7 +312,7 @@
             RecentsView<?, ?> recentsView = taskView.getRecentsView();
             if (recentsView != null) {
                 dismissTaskMenuView();
-                recentsView.dismissTask(taskView, true, true);
+                recentsView.dismissTaskView(taskView, true, true);
                 mTarget.getStatsLogManager().logger().withItemInfo(mTaskContainer.getItemInfo())
                         .log(LAUNCHER_SYSTEM_SHORTCUT_CLOSE_APP_TAP);
             }
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
index b4b80c5..56dd696 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
@@ -18,6 +18,7 @@
 import static com.android.app.animation.Interpolators.FINAL_FRAME;
 import static com.android.app.animation.Interpolators.INSTANT;
 import static com.android.app.animation.Interpolators.LINEAR;
+import static com.android.launcher3.Flags.enableDesktopExplodedView;
 import static com.android.launcher3.Flags.enableLargeDesktopWindowingTile;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_MODAL;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
@@ -36,6 +37,7 @@
 import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_SPLIT_TRANSLATION;
 import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_TRANSLATION;
 import static com.android.quickstep.views.RecentsView.TASK_THUMBNAIL_SPLASH_ALPHA;
+import static com.android.quickstep.views.RecentsViewUtils.DESK_EXPLODE_PROGRESS;
 import static com.android.quickstep.views.TaskView.FLAG_UPDATE_ALL;
 
 import android.util.FloatProperty;
@@ -123,6 +125,10 @@
                     state.detachDesktopCarousel() ? 1f : 0f,
                     getOverviewInterpolator(state));
         }
+        if (enableDesktopExplodedView()) {
+            setter.setFloat(mRecentsView, DESK_EXPLODE_PROGRESS, showAsGrid ? 1f : 0f,
+                    getOverviewInterpolator(state));
+        }
 
         setter.setViewBackgroundColor(mRecentsViewContainer.getScrimView(),
                 state.getScrimColor(mRecentsViewContainer.asContext()),
diff --git a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
index 594c99a..58e54cf 100644
--- a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
+++ b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
@@ -382,18 +382,15 @@
                 return;
             }
 
-            if (mItemInfo.container < 0 || !LauncherAppState.INSTANCE.executeIfCreated(app -> {
-                // Item is inside a collection, fetch collection info in a BG thread
-                // and then write to StatsLog.
-                app.getModel().enqueueModelUpdateTask((taskController, dataModel, apps) ->
-                        write(event, applyOverwrites(mItemInfo.buildProto(
-                                (CollectionInfo) dataModel.itemsIdMap.get(mItemInfo.container),
-                                mContext))));
-            })) {
-                // Write log on the model thread so that logs do not go out of order
-                // (for eg: drop comes after drag)
-                Executors.MODEL_EXECUTOR.execute(
-                        () -> write(event, applyOverwrites(mItemInfo.buildProto(mContext))));
+            // Item is inside a collection, fetch collection info in a BG thread
+            // and then write to StatsLog.
+            if (mItemInfo.container < 0) {
+                LauncherAppState.INSTANCE.get(mContext).getModel().enqueueModelUpdateTask(
+                        (taskController, dataModel, apps) -> write(event, applyOverwrites(
+                                mItemInfo.buildProto(
+                                        (CollectionInfo) dataModel.itemsIdMap
+                                                .get(mItemInfo.container),
+                                        mContext))));
             }
         }
 
diff --git a/quickstep/src/com/android/quickstep/orientation/LandscapePagedViewHandler.kt b/quickstep/src/com/android/quickstep/orientation/LandscapePagedViewHandler.kt
index e72ccbf..59ea8fa 100644
--- a/quickstep/src/com/android/quickstep/orientation/LandscapePagedViewHandler.kt
+++ b/quickstep/src/com/android/quickstep/orientation/LandscapePagedViewHandler.kt
@@ -285,11 +285,7 @@
                 translationY = snapshotParams.topMargin.toFloat()
             } else {
                 val topLeftTaskPlusDividerPercent =
-                    if (splitBounds.appsStackedVertically) {
-                        splitBounds.topTaskPercent + splitBounds.dividerHeightPercent
-                    } else {
-                        splitBounds.leftTaskPercent + splitBounds.dividerWidthPercent
-                    }
+                    splitBounds.leftTopTaskPercent + splitBounds.dividerPercent
                 translationY =
                     snapshotParams.topMargin +
                         (taskViewHeight - snapshotParams.topMargin) * topLeftTaskPlusDividerPercent
@@ -440,15 +436,8 @@
         splitInfo: SplitBounds,
         desiredStagePosition: Int
     ) {
-        val topLeftTaskPercent: Float
-        val dividerBarPercent: Float
-        if (splitInfo.appsStackedVertically) {
-            topLeftTaskPercent = splitInfo.topTaskPercent
-            dividerBarPercent = splitInfo.dividerHeightPercent
-        } else {
-            topLeftTaskPercent = splitInfo.leftTaskPercent
-            dividerBarPercent = splitInfo.dividerWidthPercent
-        }
+        val topLeftTaskPercent = splitInfo.leftTopTaskPercent
+        val dividerBarPercent = splitInfo.dividerPercent
 
         if (desiredStagePosition == STAGE_POSITION_TOP_OR_LEFT) {
             outRect.bottom = outRect.top + (outRect.height() * topLeftTaskPercent).toInt()
@@ -510,12 +499,7 @@
         val totalThumbnailHeight = parentHeight - spaceAboveSnapshot
         val dividerBar = getDividerBarSize(totalThumbnailHeight, splitBoundsConfig)
 
-        val taskPercent =
-            if (splitBoundsConfig.appsStackedVertically) {
-                splitBoundsConfig.topTaskPercent
-            } else {
-                splitBoundsConfig.leftTaskPercent
-            }
+        val taskPercent = splitBoundsConfig.leftTopTaskPercent
         val firstTaskViewSize = Point(parentWidth, (totalThumbnailHeight * taskPercent).toInt())
         val secondTaskViewSize =
             Point(parentWidth, totalThumbnailHeight - firstTaskViewSize.y - dividerBar)
@@ -715,11 +699,7 @@
      * @return The divider size for the group task view.
      */
     protected fun getDividerBarSize(totalThumbnailHeight: Int, splitConfig: SplitBounds): Int {
-        return Math.round(
-            totalThumbnailHeight *
-                if (splitConfig.appsStackedVertically) splitConfig.dividerHeightPercent
-                else splitConfig.dividerWidthPercent
-        )
+        return Math.round(totalThumbnailHeight * splitConfig.dividerPercent)
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/orientation/PortraitPagedViewHandler.java b/quickstep/src/com/android/quickstep/orientation/PortraitPagedViewHandler.java
index c1e1c2b..d9ad7ce 100644
--- a/quickstep/src/com/android/quickstep/orientation/PortraitPagedViewHandler.java
+++ b/quickstep/src/com/android/quickstep/orientation/PortraitPagedViewHandler.java
@@ -271,12 +271,8 @@
         if (splitBounds != null) {
             if (deviceProfile.isLeftRightSplit) {
                 if (desiredTaskId == splitBounds.rightBottomTaskId) {
-                    float leftTopTaskPercent = splitBounds.appsStackedVertically
-                            ? splitBounds.topTaskPercent
-                            : splitBounds.leftTaskPercent;
-                    float dividerThicknessPercent = splitBounds.appsStackedVertically
-                            ? splitBounds.dividerHeightPercent
-                            : splitBounds.dividerWidthPercent;
+                    float leftTopTaskPercent = splitBounds.getLeftTopTaskPercent();
+                    float dividerThicknessPercent = splitBounds.getDividerPercent();
                     translationX = ((taskViewWidth * leftTopTaskPercent)
                             + (taskViewWidth * dividerThicknessPercent));
                 }
@@ -285,9 +281,9 @@
                     FrameLayout.LayoutParams snapshotParams =
                             (FrameLayout.LayoutParams) thumbnailViews[0]
                                     .getLayoutParams();
-                    float bottomRightTaskPlusDividerPercent = splitBounds.appsStackedVertically
-                            ? (1f - splitBounds.topTaskPercent)
-                            : (1f - splitBounds.leftTaskPercent);
+                    float bottomRightTaskPlusDividerPercent =
+                            splitBounds.getRightBottomTaskPercent()
+                                    + splitBounds.getDividerPercent();
                     translationY = -((taskViewHeight - snapshotParams.topMargin)
                             * bottomRightTaskPlusDividerPercent);
                 }
@@ -506,12 +502,8 @@
     @Override
     public void setSplitTaskSwipeRect(DeviceProfile dp, Rect outRect,
             SplitBounds splitInfo, int desiredStagePosition) {
-        float topLeftTaskPercent = splitInfo.appsStackedVertically
-                ? splitInfo.topTaskPercent
-                : splitInfo.leftTaskPercent;
-        float dividerBarPercent = splitInfo.appsStackedVertically
-                ? splitInfo.dividerHeightPercent
-                : splitInfo.dividerWidthPercent;
+        float topLeftTaskPercent = splitInfo.getLeftTopTaskPercent();
+        float dividerBarPercent = splitInfo.getDividerPercent();
 
         int taskbarHeight = dp.isTransientTaskbar ? 0 : dp.taskbarHeight;
         float scale = (float) outRect.height() / (dp.availableHeightPx - taskbarHeight);
@@ -559,9 +551,7 @@
         primaryParams.topMargin = spaceAboveSnapshot;
 
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        float dividerScale = splitBoundsConfig.appsStackedVertically
-                ? splitBoundsConfig.dividerHeightPercent
-                : splitBoundsConfig.dividerWidthPercent;
+        float dividerScale = splitBoundsConfig.getDividerPercent();
         Pair<Point, Point> taskViewSizes =
                 getGroupedTaskViewSizes(dp, splitBoundsConfig, parentWidth, parentHeight);
         if (!inSplitSelection) {
@@ -610,12 +600,8 @@
             int parentHeight) {
         int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx;
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        float dividerScale = splitBoundsConfig.appsStackedVertically
-                ? splitBoundsConfig.dividerHeightPercent
-                : splitBoundsConfig.dividerWidthPercent;
-        float taskPercent = splitBoundsConfig.appsStackedVertically
-                ? splitBoundsConfig.topTaskPercent
-                : splitBoundsConfig.leftTaskPercent;
+        float dividerScale = splitBoundsConfig.getDividerPercent();
+        float taskPercent = splitBoundsConfig.getLeftTopTaskPercent();
 
         Point firstTaskViewSize = new Point();
         Point secondTaskViewSize = new Point();
diff --git a/quickstep/src/com/android/quickstep/orientation/SeascapePagedViewHandler.kt b/quickstep/src/com/android/quickstep/orientation/SeascapePagedViewHandler.kt
index 3fb4f54..9bfa2bf 100644
--- a/quickstep/src/com/android/quickstep/orientation/SeascapePagedViewHandler.kt
+++ b/quickstep/src/com/android/quickstep/orientation/SeascapePagedViewHandler.kt
@@ -106,15 +106,8 @@
         splitInfo: SplitBounds,
         desiredStagePosition: Int
     ) {
-        val topLeftTaskPercent: Float
-        val dividerBarPercent: Float
-        if (splitInfo.appsStackedVertically) {
-            topLeftTaskPercent = splitInfo.topTaskPercent
-            dividerBarPercent = splitInfo.dividerHeightPercent
-        } else {
-            topLeftTaskPercent = splitInfo.leftTaskPercent
-            dividerBarPercent = splitInfo.dividerWidthPercent
-        }
+        val topLeftTaskPercent = splitInfo.leftTopTaskPercent
+        val dividerBarPercent = splitInfo.dividerPercent
 
         // In seascape, the primary thumbnail is counterintuitively placed at the physical bottom of
         // the screen. This is to preserve consistency when the user rotates: From the user's POV,
@@ -166,11 +159,7 @@
         } else {
             if (desiredTaskId == splitBounds.leftTopTaskId) {
                 val bottomRightTaskPlusDividerPercent =
-                    if (splitBounds.appsStackedVertically) {
-                        1f - splitBounds.topTaskPercent
-                    } else {
-                        1f - splitBounds.leftTaskPercent
-                    }
+                    splitBounds.rightBottomTaskPercent + splitBounds.dividerPercent
                 translationY =
                     banner.height -
                         (taskViewHeight - snapshotParams.topMargin) *
@@ -331,12 +320,7 @@
         val totalThumbnailHeight = parentHeight - spaceAboveSnapshot
         val dividerBar = getDividerBarSize(totalThumbnailHeight, splitBoundsConfig)
 
-        val taskPercent =
-            if (splitBoundsConfig.appsStackedVertically) {
-                splitBoundsConfig.topTaskPercent
-            } else {
-                splitBoundsConfig.leftTaskPercent
-            }
+        val taskPercent = splitBoundsConfig.leftTopTaskPercent
         val firstTaskViewSize = Point(parentWidth, (totalThumbnailHeight * taskPercent).toInt())
         val secondTaskViewSize =
             Point(parentWidth, totalThumbnailHeight - firstTaskViewSize.y - dividerBar)
diff --git a/quickstep/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapper.kt b/quickstep/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapper.kt
index fb62268..619075f 100644
--- a/quickstep/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapper.kt
+++ b/quickstep/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapper.kt
@@ -16,6 +16,7 @@
 
 package com.android.quickstep.recents.ui.mapper
 
+import android.view.View.OnClickListener
 import com.android.quickstep.recents.ui.viewmodel.TaskData
 import com.android.quickstep.task.thumbnail.TaskThumbnailUiState
 import com.android.quickstep.task.thumbnail.TaskThumbnailUiState.BackgroundOnly
@@ -36,29 +37,38 @@
      * @param taskData The [TaskData] to convert. Can be null or a specific subclass.
      * @param isLiveTile A flag indicating whether the task data represents live tile.
      * @param hasHeader A flag indicating whether the UI should display a header.
+     * @param clickCloseListener A callback when the close button in the UI is clicked.
      * @return A [TaskThumbnailUiState] representing the UI state for the given task data.
      */
     fun toTaskThumbnailUiState(
         taskData: TaskData?,
         isLiveTile: Boolean,
         hasHeader: Boolean,
+        clickCloseListener: OnClickListener?,
     ): TaskThumbnailUiState =
         when {
             taskData !is TaskData.Data -> Uninitialized
-            isLiveTile -> createLiveTileState(taskData, hasHeader)
+            isLiveTile -> createLiveTileState(taskData, hasHeader, clickCloseListener)
             isBackgroundOnly(taskData) -> BackgroundOnly(taskData.backgroundColor)
             isSnapshotSplash(taskData) ->
-                SnapshotSplash(createSnapshotState(taskData, hasHeader), taskData.icon)
+                SnapshotSplash(
+                    createSnapshotState(taskData, hasHeader, clickCloseListener),
+                    taskData.icon,
+                )
             else -> Uninitialized
         }
 
-    private fun createSnapshotState(taskData: TaskData.Data, hasHeader: Boolean): Snapshot =
-        if (canHeaderBeCreated(taskData, hasHeader)) {
+    private fun createSnapshotState(
+        taskData: TaskData.Data,
+        hasHeader: Boolean,
+        clickCloseListener: OnClickListener?,
+    ): Snapshot =
+        if (canHeaderBeCreated(taskData, hasHeader, clickCloseListener)) {
             Snapshot.WithHeader(
                 taskData.thumbnailData?.thumbnail!!,
                 taskData.thumbnailData.rotation,
                 taskData.backgroundColor,
-                ThumbnailHeader(taskData.icon!!, taskData.titleDescription!!),
+                ThumbnailHeader(taskData.icon!!, taskData.titleDescription!!, clickCloseListener!!),
             )
         } else {
             Snapshot.WithoutHeader(
@@ -74,13 +84,26 @@
     private fun isSnapshotSplash(taskData: TaskData.Data) =
         taskData.thumbnailData?.thumbnail != null && !taskData.isLocked
 
-    private fun canHeaderBeCreated(taskData: TaskData.Data, hasHeader: Boolean) =
-        hasHeader && taskData.icon != null && taskData.titleDescription != null
+    private fun canHeaderBeCreated(
+        taskData: TaskData.Data,
+        hasHeader: Boolean,
+        clickCloseListener: OnClickListener?,
+    ) =
+        hasHeader &&
+            taskData.icon != null &&
+            taskData.titleDescription != null &&
+            clickCloseListener != null
 
-    private fun createLiveTileState(taskData: TaskData.Data, hasHeader: Boolean) =
-        if (canHeaderBeCreated(taskData, hasHeader)) {
+    private fun createLiveTileState(
+        taskData: TaskData.Data,
+        hasHeader: Boolean,
+        clickCloseListener: OnClickListener?,
+    ) =
+        if (canHeaderBeCreated(taskData, hasHeader, clickCloseListener)) {
             // TODO(http://b/353965691): figure out what to do when `icon` or `titleDescription` is
             //  null.
-            LiveTile.WithHeader(ThumbnailHeader(taskData.icon!!, taskData.titleDescription!!))
+            LiveTile.WithHeader(
+                ThumbnailHeader(taskData.icon!!, taskData.titleDescription!!, clickCloseListener!!)
+            )
         } else LiveTile.WithoutHeader
 }
diff --git a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailUiState.kt b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailUiState.kt
index 6118544..db593d3 100644
--- a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailUiState.kt
+++ b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailUiState.kt
@@ -19,6 +19,7 @@
 import android.graphics.Bitmap
 import android.graphics.drawable.Drawable
 import android.view.Surface
+import android.view.View.OnClickListener
 import androidx.annotation.ColorInt
 
 sealed class TaskThumbnailUiState {
@@ -54,5 +55,9 @@
         ) : Snapshot()
     }
 
-    data class ThumbnailHeader(val icon: Drawable, val title: String)
+    data class ThumbnailHeader(
+        val icon: Drawable,
+        val title: String,
+        val clickCloseListener: OnClickListener,
+    )
 }
diff --git a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
index e91073a..0edbacc 100644
--- a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
+++ b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
@@ -181,8 +181,10 @@
     private fun resetViews() {
         liveTileView.isInvisible = true
         thumbnailView.isInvisible = true
+        thumbnailView.setImageBitmap(null)
         splashBackground.alpha = 0f
         splashIcon.alpha = 0f
+        splashIcon.setImageDrawable(null)
         scrimView.alpha = 0f
         setBackgroundColor(Color.BLACK)
         taskThumbnailViewHeader?.isInvisible = true
diff --git a/quickstep/src/com/android/quickstep/util/DesktopTask.kt b/quickstep/src/com/android/quickstep/util/DesktopTask.kt
index 53ea022..fbe3bc6 100644
--- a/quickstep/src/com/android/quickstep/util/DesktopTask.kt
+++ b/quickstep/src/com/android/quickstep/util/DesktopTask.kt
@@ -20,17 +20,19 @@
 
 /**
  * A [Task] container that can contain N number of tasks that are part of the desktop in recent
- * tasks list. Note that desktops can be empty with no tasks in them.
+ * tasks list. Note that desktops can be empty with no tasks in them. The [deskId] makes sense only
+ * when the multiple desks feature is enabled.
  */
-class DesktopTask(tasks: List<Task>) : GroupTask(tasks, TaskViewType.DESKTOP) {
+class DesktopTask(val deskId: Int, tasks: List<Task>) : GroupTask(tasks, TaskViewType.DESKTOP) {
 
-    override fun copy() = DesktopTask(tasks)
+    override fun copy() = DesktopTask(deskId, tasks)
 
-    override fun toString() = "type=$taskViewType tasks=$tasks"
+    override fun toString() = "type=$taskViewType deskId=$deskId tasks=$tasks"
 
     override fun equals(o: Any?): Boolean {
         if (this === o) return true
         if (o !is DesktopTask) return false
+        if (deskId != o.deskId) return false
         return super.equals(o)
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/AddDesktopButton.kt b/quickstep/src/com/android/quickstep/views/AddDesktopButton.kt
index 9f3c017..9943770 100644
--- a/quickstep/src/com/android/quickstep/views/AddDesktopButton.kt
+++ b/quickstep/src/com/android/quickstep/views/AddDesktopButton.kt
@@ -91,6 +91,9 @@
         }
     }
 
+    protected fun getScrollAdjustment(showAsGrid: Boolean): Int =
+        if (showAsGrid) gridTranslationX.toInt() else 0
+
     private fun getBorderBounds(bounds: Rect) {
         bounds.set(0, 0, width, height)
         val outlinePadding =
diff --git a/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt b/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
index fbda3b3..75f3b69 100644
--- a/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
@@ -15,7 +15,6 @@
  */
 package com.android.quickstep.views
 
-import android.animation.Animator
 import android.annotation.SuppressLint
 import android.content.Context
 import android.graphics.Matrix
@@ -36,7 +35,6 @@
 import com.android.launcher3.Flags.enableOverviewIconMenu
 import com.android.launcher3.Flags.enableRefactorTaskThumbnail
 import com.android.launcher3.R
-import com.android.launcher3.anim.AnimatedFloat
 import com.android.launcher3.testing.TestLogging
 import com.android.launcher3.testing.shared.TestProtocol
 import com.android.launcher3.util.RunnableList
@@ -165,9 +163,6 @@
             ?.inflate()
     }
 
-    fun startWindowExplodeAnimation(): Animator =
-        AnimatedFloat { progress -> explodeProgress = progress }.animateToValue(0.0f, 1.0f)
-
     private fun positionTaskWindows() {
         if (taskContainers.isEmpty()) {
             return
@@ -350,14 +345,7 @@
         explodeProgress = 0.0f
         viewModel = null
         visibility = VISIBLE
-        taskContainers.forEach {
-            contentView.removeView(it.snapshotView)
-            if (enableRefactorTaskThumbnail()) {
-                taskThumbnailViewPool!!.recycle(it.thumbnailView)
-            } else {
-                taskThumbnailViewDeprecatedPool!!.recycle(it.thumbnailViewDeprecated)
-            }
-        }
+        taskContainers.forEach { removeAndRecycleThumbnailView(it) }
     }
 
     @SuppressLint("RtlHardcoded")
@@ -365,19 +353,7 @@
         super.updateTaskSize(lastComputedTaskSize, lastComputedGridTaskSize)
         this.lastComputedTaskSize.set(lastComputedTaskSize)
 
-        BaseContainerInterface.getTaskDimension(mContext, container.deviceProfile, tempPointF)
-        val desktopSize = Size(tempPointF.x.toInt(), tempPointF.y.toInt())
-        DEFAULT_BOUNDS.set(0, 0, desktopSize.width / 4, desktopSize.height / 4)
-
-        fullscreenTaskPositions =
-            taskContainers.map {
-                DesktopTaskBoundsData(it.task.key.id, it.task.appBounds ?: DEFAULT_BOUNDS)
-            }
-
-        if (enableDesktopExplodedView()) {
-            viewModel?.organizeDesktopTasks(desktopSize, fullscreenTaskPositions)
-        }
-        positionTaskWindows()
+        updateTaskPositions()
     }
 
     override fun onTaskListVisibilityChanged(visible: Boolean, changes: Int) {
@@ -463,6 +439,56 @@
         ViewUtils.addAccessibleChildToList(backgroundView, outChildren)
     }
 
+    fun removeTaskFromExplodedView(taskId: Int, animate: Boolean) {
+        if (!enableDesktopExplodedView()) {
+            Log.e(
+                TAG,
+                "removeTaskFromExplodedView called when enableDesktopExplodedView flag is false",
+            )
+            return
+        }
+
+        // Remove the task's [taskContainer] and its associated Views.
+        val taskContainer = getTaskContainerById(taskId) ?: return
+        removeAndRecycleThumbnailView(taskContainer)
+        taskContainer.destroy()
+        taskContainers = taskContainers.filterNot { it == taskContainer }
+
+        // Dismiss the current DesktopTaskView if all its windows are closed.
+        if (taskContainers.isEmpty()) {
+            recentsView?.dismissTaskView(this, animate, /* removeTask= */ true)
+        } else {
+            // Otherwise, re-position the remaining task windows.
+            // TODO(b/353949276): Implement the re-layout animations.
+            updateTaskPositions()
+        }
+    }
+
+    private fun removeAndRecycleThumbnailView(taskContainer: TaskContainer) {
+        contentView.removeView(taskContainer.snapshotView)
+        if (enableRefactorTaskThumbnail()) {
+            taskThumbnailViewPool!!.recycle(taskContainer.thumbnailView)
+        } else {
+            taskThumbnailViewDeprecatedPool!!.recycle(taskContainer.thumbnailViewDeprecated)
+        }
+    }
+
+    private fun updateTaskPositions() {
+        BaseContainerInterface.getTaskDimension(mContext, container.deviceProfile, tempPointF)
+        val desktopSize = Size(tempPointF.x.toInt(), tempPointF.y.toInt())
+        DEFAULT_BOUNDS.set(0, 0, desktopSize.width / 4, desktopSize.height / 4)
+
+        fullscreenTaskPositions =
+            taskContainers.map {
+                DesktopTaskBoundsData(it.task.key.id, it.task.appBounds ?: DEFAULT_BOUNDS)
+            }
+
+        if (enableDesktopExplodedView()) {
+            viewModel?.organizeDesktopTasks(desktopSize, fullscreenTaskPositions)
+        }
+        positionTaskWindows()
+    }
+
     companion object {
         private const val TAG = "DesktopTaskView"
         private const val DEBUG = false
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.kt b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.kt
index c07b7fb..5c4a35d 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.kt
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.kt
@@ -189,11 +189,11 @@
                 SplitBannerConfig.SPLIT_GRID_BANNER_LARGE
             // For landscape grid, for 30% width we only show icon, otherwise show icon and time
             task.key.id == splitBounds.leftTopTaskId ->
-                if (splitBounds.leftTaskPercent < THRESHOLD_LEFT_ICON_ONLY)
+                if (splitBounds.leftTopTaskPercent < THRESHOLD_LEFT_ICON_ONLY)
                     SplitBannerConfig.SPLIT_GRID_BANNER_SMALL
                 else SplitBannerConfig.SPLIT_GRID_BANNER_LARGE
             else ->
-                if (splitBounds.leftTaskPercent > THRESHOLD_RIGHT_ICON_ONLY)
+                if (splitBounds.leftTopTaskPercent > THRESHOLD_RIGHT_ICON_ONLY)
                     SplitBannerConfig.SPLIT_GRID_BANNER_SMALL
                 else SplitBannerConfig.SPLIT_GRID_BANNER_LARGE
         }
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.kt b/quickstep/src/com/android/quickstep/views/GroupedTaskView.kt
index 2abfb13..25011d7 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.kt
@@ -189,16 +189,12 @@
         val inSplitSelection = getThisTaskCurrentlyInSplitSelection() != INVALID_TASK_ID
 
         if (enableFlexibleTwoAppSplit()) {
-            val topLeftTaskPercent =
-                if (deviceProfile.isLeftRightSplit) splitBoundsConfig.leftTaskPercent
-                else splitBoundsConfig.topTaskPercent
-            val bottomRightTaskPercent = 1 - topLeftTaskPercent
-            leftTopTaskContainer.iconView.setFlexSplitAlpha(
-                if (topLeftTaskPercent < MINIMUM_RATIO_TO_SHOW_ICON) 0f else 1f
-            )
-            rightBottomTaskContainer.iconView.setFlexSplitAlpha(
-                if (bottomRightTaskPercent < MINIMUM_RATIO_TO_SHOW_ICON) 0f else 1f
-            )
+            val topLeftTaskPercent = splitBoundsConfig.leftTopTaskPercent
+            val bottomRightTaskPercent = splitBoundsConfig.rightBottomTaskPercent
+            val hideTopLeftIcon = topLeftTaskPercent < MINIMUM_RATIO_TO_SHOW_ICON
+            val hideBottomRightIcon = bottomRightTaskPercent < MINIMUM_RATIO_TO_SHOW_ICON
+            leftTopTaskContainer.iconView.setFlexSplitAlpha(if (hideTopLeftIcon) 0f else 1f)
+            rightBottomTaskContainer.iconView.setFlexSplitAlpha(if (hideBottomRightIcon) 0f else 1f)
         }
 
         if (enableOverviewIconMenu()) {
diff --git a/quickstep/src/com/android/quickstep/views/RecentsDismissUtils.kt b/quickstep/src/com/android/quickstep/views/RecentsDismissUtils.kt
index 96eed87..3430b39 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsDismissUtils.kt
+++ b/quickstep/src/com/android/quickstep/views/RecentsDismissUtils.kt
@@ -76,7 +76,7 @@
                 }
                 .addEndListener { _, _, _, _ ->
                     if (isDismissing) {
-                        recentsView.dismissTask(
+                        recentsView.dismissTaskView(
                             draggedTaskView,
                             /* animateTaskView = */ false,
                             /* removeTask = */ true,
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 1ca14a5..f53583a 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -73,6 +73,7 @@
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_RECENTS;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_TASKS;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_SPLIT_SELECT_ACTIVE;
+import static com.android.quickstep.views.RecentsViewUtils.DESK_EXPLODE_PROGRESS;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -675,11 +676,11 @@
                     MAIN_EXECUTOR,
                     apkRemoved -> {
                         if (apkRemoved) {
-                            dismissTask(taskId);
+                            dismissTask(taskId, /*animate=*/true, /*removeTask=*/false);
                         } else {
                             mModel.isTaskRemoved(taskKey.id, taskRemoved -> {
                                 if (taskRemoved) {
-                                    dismissTask(taskId);
+                                    dismissTask(taskId, /*animate=*/true, /*removeTask=*/false);
                                 }
                             }, RecentsFilterState.getFilter(mFilterState.getPackageNameToFilter()));
                         }
@@ -2911,13 +2912,15 @@
         }
 
         if (enableDesktopExplodedView()) {
+            if (animatorSet == null) {
+                mUtils.setDeskExplodeProgress(1);
+            } else {
+                animatorSet.play(
+                        ObjectAnimator.ofFloat(this, DESK_EXPLODE_PROGRESS, 1));
+            }
+
             for (TaskView taskView : getTaskViews()) {
                 if (taskView instanceof DesktopTaskView desktopTaskView) {
-                    if (animatorSet == null) {
-                        desktopTaskView.setExplodeProgress(1.0f);
-                    } else {
-                        animatorSet.play(desktopTaskView.startWindowExplodeAnimation());
-                    }
                     desktopTaskView.setRemoteTargetHandles(remoteTargetHandles);
                 }
             }
@@ -3045,8 +3048,12 @@
             // Add an empty view for now until the task plan is loaded and applied
             final TaskView taskView;
             if (needDesktopTask) {
+                final int activeDeskId =
+                        DesktopVisibilityController.INSTANCE.get(mContext).getActiveDeskId(
+                                mContainer.getDisplay().getDisplayId());
                 taskView = getTaskViewFromPool(TaskViewType.DESKTOP);
-                ((DesktopTaskView) taskView).bind(new DesktopTask(Arrays.asList(runningTasks)),
+                ((DesktopTaskView) taskView).bind(
+                        new DesktopTask(activeDeskId, Arrays.asList(runningTasks)),
                         mOrientationState, mTaskOverlayFactory);
             } else if (needGroupTaskView) {
                 taskView = getTaskViewFromPool(TaskViewType.GROUPED);
@@ -4624,17 +4631,27 @@
     }
 
     @UiThread
-    private void dismissTask(int taskId) {
+    public void dismissTask(int taskId, boolean animate, boolean removeTask) {
         TaskView taskView = getTaskViewByTaskId(taskId);
         if (taskView == null) {
             Log.d(TAG, "dismissTask: " + taskId + ",  no associated TaskView");
             return;
         }
         Log.d(TAG, "dismissTask: " + taskId);
-        dismissTask(taskView, true /* animate */, false /* removeTask */);
+
+        if (enableDesktopExplodedView() && taskView instanceof  DesktopTaskView desktopTaskView) {
+            desktopTaskView.removeTaskFromExplodedView(taskId, animate);
+
+            if (removeTask) {
+                ActivityManagerWrapper.getInstance().removeTask(taskId);
+            }
+        } else {
+            dismissTaskView(taskView, animate, removeTask);
+        }
     }
 
-    public void dismissTask(TaskView taskView, boolean animateTaskView, boolean removeTask) {
+    /** Dismisses the entire [taskView]. */
+    public void dismissTaskView(TaskView taskView, boolean animateTaskView, boolean removeTask) {
         PendingAnimation pa = new PendingAnimation(DISMISS_TASK_DURATION);
         createTaskDismissAnimation(pa, taskView, animateTaskView, removeTask, DISMISS_TASK_DURATION,
                 false /* dismissingForSplitSelection*/);
@@ -4650,7 +4667,7 @@
     private void dismissCurrentTask() {
         TaskView taskView = getNextPageTaskView();
         if (taskView != null) {
-            dismissTask(taskView, true /*animateTaskView*/, true /*removeTask*/);
+            dismissTaskView(taskView, true /*animateTaskView*/, true /*removeTask*/);
         }
     }
 
@@ -6245,8 +6262,8 @@
         int addDesktopButtonIndex = indexOfChild(mAddDesktopButton);
         if (addDesktopButtonIndex != -1 && addDesktopButtonIndex < outPageScrolls.length) {
             outPageScrolls[addDesktopButtonIndex] =
-                    newPageScrolls[addDesktopButtonIndex] + Math.round(
-                            mAddDesktopButton.getGridTranslationX());
+                    newPageScrolls[addDesktopButtonIndex] + mAddDesktopButton.getScrollAdjustment(
+                            showAsGrid);
         }
 
         int lastTaskScroll = getLastTaskScroll(clearAllScroll, clearAllWidth);
diff --git a/quickstep/src/com/android/quickstep/views/RecentsViewUtils.kt b/quickstep/src/com/android/quickstep/views/RecentsViewUtils.kt
index f742ec3..8df7430 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsViewUtils.kt
+++ b/quickstep/src/com/android/quickstep/views/RecentsViewUtils.kt
@@ -17,6 +17,7 @@
 package com.android.quickstep.views
 
 import android.graphics.Rect
+import android.util.FloatProperty
 import android.view.View
 import androidx.core.view.children
 import com.android.launcher3.Flags.enableLargeDesktopWindowingTile
@@ -294,7 +295,24 @@
         }
     }
 
+    var deskExplodeProgress: Float = 0f
+        set(value) {
+            field = value
+            taskViews.filterIsInstance<DesktopTaskView>().forEach { it.explodeProgress = field }
+        }
+
     companion object {
+        @JvmField
+        val DESK_EXPLODE_PROGRESS =
+            object : FloatProperty<RecentsView<*, *>>("deskExplodeProgress") {
+                override fun setValue(recentsView: RecentsView<*, *>, value: Float) {
+                    recentsView.mUtils.deskExplodeProgress = value
+                }
+
+                override fun get(recentsView: RecentsView<*, *>) =
+                    recentsView.mUtils.deskExplodeProgress
+            }
+
         val TEMP_RECT = Rect()
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskContainer.kt b/quickstep/src/com/android/quickstep/views/TaskContainer.kt
index 7301cfc..2b9d036 100644
--- a/quickstep/src/com/android/quickstep/views/TaskContainer.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskContainer.kt
@@ -19,6 +19,7 @@
 import android.graphics.Bitmap
 import android.graphics.Matrix
 import android.view.View
+import android.view.View.OnClickListener
 import com.android.launcher3.Flags.enableRefactorTaskThumbnail
 import com.android.launcher3.model.data.TaskViewItemInfo
 import com.android.launcher3.util.SplitConfigurationOptions
@@ -108,6 +109,8 @@
         overlay.destroy()
         if (enableRefactorTaskThumbnail()) {
             isThumbnailValid = false
+            thumbnailData = null
+            thumbnailView.onRecycle()
         } else {
             thumbnailViewDeprecated.setShowSplashForSplitSelection(false)
         }
@@ -127,9 +130,19 @@
         overlay.addChildForAccessibility(outChildren)
     }
 
-    fun setState(state: TaskData?, liveTile: Boolean, hasHeader: Boolean) {
+    fun setState(
+        state: TaskData?,
+        liveTile: Boolean,
+        hasHeader: Boolean,
+        clickCloseListener: OnClickListener?,
+    ) {
         thumbnailView.setState(
-            TaskUiStateMapper.toTaskThumbnailUiState(state, liveTile, hasHeader),
+            TaskUiStateMapper.toTaskThumbnailUiState(
+                state,
+                liveTile,
+                hasHeader,
+                clickCloseListener,
+            ),
             state?.taskId,
         )
         thumbnailData = if (state is TaskData.Data) state.thumbnailData else null
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailViewHeader.kt b/quickstep/src/com/android/quickstep/views/TaskThumbnailViewHeader.kt
index 9eb294a..9a8805b 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailViewHeader.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailViewHeader.kt
@@ -19,6 +19,7 @@
 import android.content.Context
 import android.util.AttributeSet
 import android.widget.FrameLayout
+import android.widget.ImageButton
 import android.widget.ImageView
 import android.widget.TextView
 import com.android.launcher3.R
@@ -30,9 +31,11 @@
 
     private val headerTitleView: TextView by lazy { findViewById(R.id.header_app_title) }
     private val headerIconView: ImageView by lazy { findViewById(R.id.header_app_icon) }
+    private val headerCloseButton: ImageButton by lazy { findViewById(R.id.header_close_button) }
 
     fun setHeader(header: ThumbnailHeader) {
         headerTitleView.setText(header.title)
         headerIconView.setImageDrawable(header.icon)
+        headerCloseButton.setOnClickListener(header.clickCloseListener)
     }
 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.kt b/quickstep/src/com/android/quickstep/views/TaskView.kt
index ba54232..0e5382a 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskView.kt
@@ -44,6 +44,7 @@
 import androidx.core.view.updateLayoutParams
 import com.android.app.animation.Interpolators
 import com.android.launcher3.Flags.enableCursorHoverStates
+import com.android.launcher3.Flags.enableDesktopExplodedView
 import com.android.launcher3.Flags.enableGridOnlyOverview
 import com.android.launcher3.Flags.enableHoverOfChildElementsInTaskview
 import com.android.launcher3.Flags.enableLargeDesktopWindowingTile
@@ -768,11 +769,27 @@
         // Updating containers
         val mapOfTasks = state.tasks.associateBy { it.taskId }
         taskContainers.forEach { container ->
-            val containerState = mapOfTasks[container.task.key.id]
+            val taskId = container.task.key.id
+            val containerState = mapOfTasks[taskId]
+            val shouldHaveHeader = (type == TaskViewType.DESKTOP) && enableDesktopExplodedView()
             container.setState(
                 state = containerState,
                 liveTile = state.isLiveTile,
-                hasHeader = state.hasHeader,
+                hasHeader = shouldHaveHeader,
+                clickCloseListener =
+                    if (shouldHaveHeader) {
+                        {
+                            // Update the layout UI to remove this task from the layout grid, and
+                            // remove the task from ActivityManager afterwards.
+                            recentsView?.dismissTask(
+                                taskId,
+                                /* animate= */ true,
+                                /* removeTask= */ true,
+                            )
+                        }
+                    } else {
+                        null
+                    },
             )
             updateThumbnailValidity(container)
             updateThumbnailMatrix(
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/model/QuickstepModelDelegateTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/model/QuickstepModelDelegateTest.kt
index 0005df6..09c62aa 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/model/QuickstepModelDelegateTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/model/QuickstepModelDelegateTest.kt
@@ -19,7 +19,6 @@
 import android.app.prediction.AppTarget
 import android.app.prediction.AppTargetEvent
 import androidx.test.ext.junit.runners.AndroidJUnit4
-import com.android.launcher3.LauncherAppState
 import com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION
 import com.android.launcher3.LauncherSettings.Favorites.CONTAINER_PREDICTION
 import com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WALLPAPERS
@@ -54,11 +53,17 @@
     fun setUp() {
         MockitoAnnotations.initMocks(this)
         modelHelper = LauncherModelHelper()
-        underTest = QuickstepModelDelegate(modelHelper.sandboxContext)
+        underTest =
+            QuickstepModelDelegate(
+                modelHelper.sandboxContext,
+                modelHelper.sandboxContext.appComponent.idp,
+                modelHelper.sandboxContext.appComponent.packageManagerHelper,
+                "", /* dbFileName */
+            )
         underTest.mAllAppsState.predictor = allAppsPredictor
         underTest.mHotseatState.predictor = hotseatPredictor
         underTest.mWidgetsRecommendationState.predictor = widgetRecommendationPredictor
-        underTest.mApp = LauncherAppState.getInstance(modelHelper.sandboxContext)
+        underTest.mModel = modelHelper.model
         underTest.mDataModel = BgDataModel()
     }
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarOverflowTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarOverflowTest.kt
index bfd53ef..2cd09cc 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarOverflowTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarOverflowTest.kt
@@ -332,7 +332,7 @@
             (0..<tasksToAdd).map {
                 Task(Task.TaskKey(it, 0, Intent(), ComponentName("", ""), 0, 2000))
             }
-        recentsModel.updateRecentTasks(listOf(DesktopTask(tasks)))
+        recentsModel.updateRecentTasks(listOf(DesktopTask(deskId = 0, tasks)))
         desktopTaskListener?.onTasksVisibilityChanged(
             context.virtualDisplay.display.displayId,
             tasksToAdd,
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
index c792783..002c988 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
@@ -877,7 +877,7 @@
         val allTasks =
             ArrayList<GroupTask>().apply {
                 if (!runningTasks.isEmpty()) {
-                    add(DesktopTask(ArrayList(runningTasks)))
+                    add(DesktopTask(deskId = 0, ArrayList(runningTasks)))
                 }
                 addAll(recentTasks)
             }
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/RecentTasksListTest.java b/quickstep/tests/multivalentTests/src/com/android/quickstep/RecentTasksListTest.java
index 8b17958..ad9bbb9 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/RecentTasksListTest.java
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/RecentTasksListTest.java
@@ -177,8 +177,8 @@
                 createRecentTaskInfo(4 /* taskId */, DEFAULT_DISPLAY),
                 createRecentTaskInfo(5 /* taskId */, 1 /* displayId */),
                 createRecentTaskInfo(6 /* taskId */, 1 /* displayId */));
-        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forFreeformTasks(
-                tasks, Collections.emptySet() /* minimizedTaskIds */);
+        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forDeskTasks(
+                0 /* deskId */, tasks, Collections.emptySet() /* minimizedTaskIds */);
         when(mSystemUiProxy.getRecentTasks(anyInt(), anyInt()))
                 .thenReturn(new ArrayList<>(Collections.singletonList(recentTaskInfos)));
 
@@ -207,8 +207,8 @@
                 createRecentTaskInfo(4 /* taskId */, DEFAULT_DISPLAY),
                 createRecentTaskInfo(5 /* taskId */, 1 /* displayId */),
                 createRecentTaskInfo(6 /* taskId */, 1 /* displayId */));
-        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forFreeformTasks(
-                tasks, Collections.emptySet() /* minimizedTaskIds */);
+        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forDeskTasks(
+                0 /* deskId */, tasks, Collections.emptySet() /* minimizedTaskIds */);
         when(mSystemUiProxy.getRecentTasks(anyInt(), anyInt()))
                 .thenReturn(new ArrayList<>(Collections.singletonList(recentTaskInfos)));
 
@@ -241,7 +241,8 @@
                 createRecentTaskInfo(5 /* taskId */, DEFAULT_DISPLAY));
         Set<Integer> minimizedTaskIds =
                 Arrays.stream(new Integer[]{1, 4, 5}).collect(Collectors.toSet());
-        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forFreeformTasks(tasks, minimizedTaskIds);
+        GroupedTaskInfo recentTaskInfos = GroupedTaskInfo.forDeskTasks(
+                0 /* deskId */, tasks, minimizedTaskIds);
         when(mSystemUiProxy.getRecentTasks(anyInt(), anyInt()))
                 .thenReturn(new ArrayList<>(Collections.singletonList(recentTaskInfos)));
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/inputconsumers/NavHandleLongPressInputConsumerTest.java b/quickstep/tests/multivalentTests/src/com/android/quickstep/inputconsumers/NavHandleLongPressInputConsumerTest.java
index de6920b..99a34ea 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/inputconsumers/NavHandleLongPressInputConsumerTest.java
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/inputconsumers/NavHandleLongPressInputConsumerTest.java
@@ -28,6 +28,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherLatencyEvent.LAUNCHER_LATENCY_CONTEXTUAL_SEARCH_LPNH_ABANDON;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.quickstep.DeviceConfigWrapper.DEFAULT_LPNH_TIMEOUT_MS;
+import static com.android.quickstep.inputconsumers.NavHandleLongPressInputConsumer.MIN_TIME_TO_LOG_ABANDON_MS;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -147,8 +148,7 @@
     public void testDelegateDisallowsTouchInterceptAfterTouchDown() {
         // Touch down and wait the minimum abandonment time.
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(NavHandleLongPressInputConsumer.MIN_TIME_TO_LOG_ABANDON_MS);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(MIN_TIME_TO_LOG_ABANDON_MS);
 
         // Delegate should still get touches unless long press is triggered.
         verify(mDelegate).onMotionEvent(any());
@@ -173,8 +173,7 @@
     @Test
     public void testLongPressTriggered() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_ACTIVE);
         assertTrue(mLongPressTriggered.get());
@@ -191,10 +190,8 @@
     @Test
     public void testLongPressTriggeredWithSlightVerticalMovement() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        mUnderTest.onMotionEvent(generateCenteredMotionEventWithYOffset(ACTION_MOVE,
-                -(TOUCH_SLOP - 1)));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        mUnderTest.onMotionEvent(generateCenteredMotionEventWithYOffset(ACTION_MOVE, 1));
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_ACTIVE);
         assertTrue(mLongPressTriggered.get());
@@ -207,10 +204,8 @@
     @Test
     public void testLongPressTriggeredWithSlightHorizontalMovement() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        mUnderTest.onMotionEvent(generateMotionEvent(ACTION_MOVE,
-                mScreenWidth / 2f - (TOUCH_SLOP - 1), 0));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        mUnderTest.onMotionEvent(generateMotionEvent(ACTION_MOVE, mScreenWidth / 2f + 1, 0));
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_ACTIVE);
         assertTrue(mLongPressTriggered.get());
@@ -230,8 +225,7 @@
             mUnderTest.onMotionEvent(generateMotionEvent(ACTION_MOVE,
                     mScreenWidth / 2f - (TOUCH_SLOP - 1), 0));
             // We have entered the second stage, so the normal timeout shouldn't trigger.
-            SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+            sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
             assertFalse(mLongPressTriggered.get());
@@ -241,9 +235,8 @@
             // After an extended time, the long press should trigger.
             float extendedDurationMultiplier =
                     (DeviceConfigWrapper.get().getTwoStageDurationPercentage() / 100f);
-            SystemClock.sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
+            sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
                     * (extendedDurationMultiplier - 1)));  // -1 because we already waited 1x
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_ACTIVE);
             assertTrue(mLongPressTriggered.get());
@@ -264,8 +257,7 @@
 
             mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
             // We have not entered the second stage, so the normal timeout should trigger.
-            SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+            sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_ACTIVE);
             assertTrue(mLongPressTriggered.get());
@@ -281,16 +273,14 @@
     @Test
     public void testLongPressAbortedByTouchUp() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS - 10);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(MIN_TIME_TO_LOG_ABANDON_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
 
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_UP));
         // Wait past the long press timeout, to be extra sure it wouldn't have triggered.
-        SystemClock.sleep(20);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -303,16 +293,14 @@
     @Test
     public void testLongPressAbortedByTouchCancel() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS - 10);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(MIN_TIME_TO_LOG_ABANDON_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
 
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_CANCEL));
         // Wait past the long press timeout, to be extra sure it wouldn't have triggered.
-        SystemClock.sleep(20);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -325,8 +313,7 @@
     @Test
     public void testLongPressAbortedByTouchSlopPassedVertically() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS - 10);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(MIN_TIME_TO_LOG_ABANDON_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -334,8 +321,7 @@
         mUnderTest.onMotionEvent(generateCenteredMotionEventWithYOffset(ACTION_MOVE,
                 -(TOUCH_SLOP + 1)));
         // Wait past the long press timeout, to be extra sure it wouldn't have triggered.
-        SystemClock.sleep(20);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -348,8 +334,7 @@
     @Test
     public void testLongPressAbortedByTouchSlopPassedHorizontally() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS - 10);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(MIN_TIME_TO_LOG_ABANDON_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -357,8 +342,7 @@
         mUnderTest.onMotionEvent(generateMotionEvent(ACTION_MOVE,
                 mScreenWidth / 2f - (TOUCH_SLOP + 1), 0));
         // Wait past the long press timeout, to be extra sure it wouldn't have triggered.
-        SystemClock.sleep(20);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
         assertFalse(mLongPressTriggered.get());
@@ -379,8 +363,7 @@
             mUnderTest.onMotionEvent(generateCenteredMotionEventWithYOffset(ACTION_MOVE,
                     -(TOUCH_SLOP - 1)));
             // Normal duration shouldn't trigger.
-            SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+            sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
             assertFalse(mLongPressTriggered.get());
@@ -391,9 +374,8 @@
             // Wait past the extended long press timeout, to be sure it wouldn't have triggered.
             float extendedDurationMultiplier =
                     (DeviceConfigWrapper.get().getTwoStageDurationPercentage() / 100f);
-            SystemClock.sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
+            sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
                     * (extendedDurationMultiplier - 1)));  // -1 because we already waited 1x
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
             assertFalse(mLongPressTriggered.get());
@@ -418,8 +400,7 @@
             mUnderTest.onMotionEvent(generateMotionEvent(ACTION_MOVE,
                     mScreenWidth / 2f - (TOUCH_SLOP - 1), 0));
             // Normal duration shouldn't trigger.
-            SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+            sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
             assertFalse(mLongPressTriggered.get());
@@ -430,9 +411,8 @@
             // Wait past the extended long press timeout, to be sure it wouldn't have triggered.
             float extendedDurationMultiplier =
                     (DeviceConfigWrapper.get().getTwoStageDurationPercentage() / 100f);
-            SystemClock.sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
+            sleep((long) (DEFAULT_LPNH_TIMEOUT_MS
                     * (extendedDurationMultiplier - 1)));  // -1 because we already waited 1x
-            InstrumentationRegistry.getInstrumentation().waitForIdleSync();
 
             assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
             assertFalse(mLongPressTriggered.get());
@@ -450,8 +430,7 @@
     public void testTouchOutsideNavHandleIgnored() {
         // Touch the far left side of the screen. (y=0 is top of navbar region, picked arbitrarily)
         mUnderTest.onMotionEvent(generateMotionEvent(ACTION_DOWN, 0, 0));
-        SystemClock.sleep(DEFAULT_LPNH_TIMEOUT_MS);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(DEFAULT_LPNH_TIMEOUT_MS);
 
         // Should be ignored because the x position was not centered in the navbar region.
         assertThat(mUnderTest.mState).isEqualTo(DelegateInputConsumer.STATE_INACTIVE);
@@ -484,8 +463,7 @@
     @Test
     public void testNoLogsForShortTouch() {
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_DOWN));
-        SystemClock.sleep(10);
-        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+        sleep(10);
         mUnderTest.onMotionEvent(generateCenteredMotionEvent(ACTION_UP));
         verifyNoMoreInteractions(mStatsLogManager);
         verifyNoMoreInteractions(mStatsLogger);
@@ -509,6 +487,11 @@
         mDownTimeMs = 0;
     }
 
+    private static void sleep(long sleepMs) {
+        SystemClock.sleep(sleepMs);
+        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
+    }
+
     /** Generate a motion event centered horizontally in the screen. */
     private MotionEvent generateCenteredMotionEvent(int motionAction) {
         return generateCenteredMotionEventWithYOffset(motionAction, 0);
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/data/TasksRepositoryTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/data/TasksRepositoryTest.kt
index 10be6fd..6790567 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/data/TasksRepositoryTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/data/TasksRepositoryTest.kt
@@ -64,7 +64,7 @@
                     /* snapPosition = */ SNAP_TO_2_50_50,
                 ),
             ),
-            DesktopTask(tasks.subList(3, 6)),
+            DesktopTask(deskId = 0, tasks.subList(3, 6)),
         )
     private val recentsModel = FakeRecentTasksDataSource()
     private val taskThumbnailDataSource = FakeTaskThumbnailDataSource()
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapperTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapperTest.kt
index 124045f..7ca194a 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapperTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/recents/ui/mapper/TaskUiStateMapperTest.kt
@@ -21,6 +21,7 @@
 import android.graphics.drawable.ShapeDrawable
 import android.platform.test.annotations.EnableFlags
 import android.view.Surface
+import android.view.View
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.android.launcher3.Flags
 import com.android.quickstep.recents.ui.viewmodel.TaskData
@@ -43,6 +44,7 @@
                 taskData = null,
                 isLiveTile = false,
                 hasHeader = false,
+                clickCloseListener = null,
             )
         assertThat(result).isEqualTo(TaskThumbnailUiState.Uninitialized)
     }
@@ -57,6 +59,7 @@
                     taskData = input,
                     isLiveTile = true,
                     hasHeader = false,
+                    clickCloseListener = null,
                 )
             assertThat(result).isEqualTo(LiveTile.WithoutHeader)
         }
@@ -72,14 +75,18 @@
                 TASK_DATA.copy(isLocked = true),
                 TASK_DATA.copy(title = null),
             )
+        val closeCallback = View.OnClickListener {}
         val expected =
-            LiveTile.WithHeader(header = ThumbnailHeader(TASK_ICON, TASK_TITLE_DESCRIPTION))
+            LiveTile.WithHeader(
+                header = ThumbnailHeader(TASK_ICON, TASK_TITLE_DESCRIPTION, closeCallback)
+            )
         inputs.forEach { taskData ->
             val result =
                 TaskUiStateMapper.toTaskThumbnailUiState(
                     taskData = taskData,
                     isLiveTile = true,
                     hasHeader = true,
+                    clickCloseListener = closeCallback,
                 )
             assertThat(result).isEqualTo(expected)
         }
@@ -101,6 +108,7 @@
                     taskData = taskData,
                     isLiveTile = true,
                     hasHeader = true,
+                    clickCloseListener = {},
                 )
             assertThat(result).isEqualTo(LiveTile.WithoutHeader)
         }
@@ -113,6 +121,7 @@
                 taskData = TASK_DATA,
                 isLiveTile = false,
                 hasHeader = false,
+                clickCloseListener = null,
             )
 
         val expected =
@@ -133,6 +142,7 @@
     @Test
     fun taskData_isStaticTile_withHeader_returns_SnapshotSplashWithHeader() {
         val inputs = listOf(TASK_DATA, TASK_DATA.copy(title = null))
+        val closeCallback = View.OnClickListener {}
         val expected =
             TaskThumbnailUiState.SnapshotSplash(
                 snapshot =
@@ -140,7 +150,7 @@
                         backgroundColor = TASK_BACKGROUND_COLOR,
                         bitmap = TASK_THUMBNAIL,
                         thumbnailRotation = Surface.ROTATION_0,
-                        header = ThumbnailHeader(TASK_ICON, TASK_TITLE_DESCRIPTION),
+                        header = ThumbnailHeader(TASK_ICON, TASK_TITLE_DESCRIPTION, closeCallback),
                     ),
                 splash = TASK_ICON,
             )
@@ -150,6 +160,7 @@
                     taskData = taskData,
                     isLiveTile = false,
                     hasHeader = true,
+                    clickCloseListener = closeCallback,
                 )
             assertThat(result).isEqualTo(expected)
         }
@@ -176,6 +187,7 @@
                     taskData = taskData,
                     isLiveTile = false,
                     hasHeader = true,
+                    clickCloseListener = {},
                 )
 
             assertThat(result).isInstanceOf(TaskThumbnailUiState.SnapshotSplash::class.java)
@@ -191,6 +203,7 @@
                 taskData = TASK_DATA.copy(thumbnailData = null),
                 isLiveTile = false,
                 hasHeader = false,
+                clickCloseListener = null,
             )
 
         val expected = TaskThumbnailUiState.BackgroundOnly(TASK_BACKGROUND_COLOR)
@@ -204,6 +217,7 @@
                 taskData = TASK_DATA.copy(isLocked = true),
                 isLiveTile = false,
                 hasHeader = false,
+                clickCloseListener = null,
             )
 
         val expected = TaskThumbnailUiState.BackgroundOnly(TASK_BACKGROUND_COLOR)
@@ -212,6 +226,7 @@
 
     private companion object {
         const val TASK_TITLE_DESCRIPTION = "Title Description 1"
+        var TASK_ID = 1
         val TASK_ICON = ShapeDrawable()
         val TASK_THUMBNAIL = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888)
         val TASK_THUMBNAIL_DATA =
@@ -219,7 +234,7 @@
         val TASK_BACKGROUND_COLOR = Color.rgb(1, 2, 3)
         val TASK_DATA =
             TaskData.Data(
-                1,
+                TASK_ID,
                 title = "Task 1",
                 titleDescription = TASK_TITLE_DESCRIPTION,
                 icon = TASK_ICON,
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt
index 7aed579..6fbf482 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt
@@ -29,35 +29,42 @@
 
     @Test
     fun testDesktopTask_sameInstance_isEqual() {
-        val task = DesktopTask(createTasks(1))
+        val task = DesktopTask(deskId = 0, createTasks(1))
         assertThat(task).isEqualTo(task)
     }
 
     @Test
     fun testDesktopTask_identicalConstructor_isEqual() {
-        val task1 = DesktopTask(createTasks(1))
-        val task2 = DesktopTask(createTasks(1))
+        val task1 = DesktopTask(deskId = 0, createTasks(1))
+        val task2 = DesktopTask(deskId = 0, createTasks(1))
         assertThat(task1).isEqualTo(task2)
     }
 
     @Test
     fun testDesktopTask_copy_isEqual() {
-        val task1 = DesktopTask(createTasks(1))
+        val task1 = DesktopTask(deskId = 0, createTasks(1))
         val task2 = task1.copy()
         assertThat(task1).isEqualTo(task2)
     }
 
     @Test
-    fun testDesktopTask_differentId_isNotEqual() {
-        val task1 = DesktopTask(createTasks(1))
-        val task2 = DesktopTask(createTasks(2))
+    fun testDesktopTask_differentDeskIds_isNotEqual() {
+        val task1 = DesktopTask(deskId = 0, createTasks(1))
+        val task2 = DesktopTask(deskId = 1, createTasks(1))
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    @Test
+    fun testDesktopTask_differentTaskIds_isNotEqual() {
+        val task1 = DesktopTask(deskId = 0, createTasks(1))
+        val task2 = DesktopTask(deskId = 0, createTasks(2))
         assertThat(task1).isNotEqualTo(task2)
     }
 
     @Test
     fun testDesktopTask_differentLength_isNotEqual() {
-        val task1 = DesktopTask(createTasks(1))
-        val task2 = DesktopTask(createTasks(1, 2))
+        val task1 = DesktopTask(deskId = 0, createTasks(1))
+        val task2 = DesktopTask(deskId = 0, createTasks(1, 2))
         assertThat(task1).isNotEqualTo(task2)
     }
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt
index fa043b9..67fc62f 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt
@@ -98,7 +98,7 @@
     @Test
     fun testGroupTask_differentType_isNotEqual() {
         val task1 = SingleTask(createTask(1))
-        val task2 = DesktopTask(listOf(createTask(1)))
+        val task2 = DesktopTask(deskId = 0, listOf(createTask(1)))
         assertThat(task1).isNotEqualTo(task2)
     }
 
diff --git a/res/drawable/private_space_install_app_icon.xml b/res/drawable/private_space_install_app_icon.xml
index cfec2b1..1e7fe43 100644
--- a/res/drawable/private_space_install_app_icon.xml
+++ b/res/drawable/private_space_install_app_icon.xml
@@ -13,19 +13,7 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="60dp"
-    android:height="60dp"
-    android:viewportWidth="60"
-    android:viewportHeight="60">
-    <group>
-        <clip-path
-            android:pathData="M30 0H30A30 30 0 0 1 60 30V30A30 30 0 0 1 30 60H30A30 30 0 0 1 0 30V30A30 30 0 0 1 30 0Z" />
-        <path
-            android:pathData="M30 0H30A30 30 0 0 1 60 30V30A30 30 0 0 1 30 60H30A30 30 0 0 1 0 30V30A30 30 0 0 1 30 0Z"
-            android:fillColor="@color/material_color_surface_container_lowest" />
-        <path
-            android:pathData="M29 31h-6v-2h6v-6h2v6h6v2h-6v6h-2v-6Z"
-            android:fillColor="@color/material_color_on_surface" />
-    </group>
-</vector>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/material_color_surface_container_lowest"/>
+    <foreground android:drawable="@drawable/private_space_install_app_icon_foreground" />
+</adaptive-icon>
diff --git a/res/drawable/private_space_install_app_icon_foreground.xml b/res/drawable/private_space_install_app_icon_foreground.xml
new file mode 100644
index 0000000..d55abe7
--- /dev/null
+++ b/res/drawable/private_space_install_app_icon_foreground.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C) 2025 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.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="60dp"
+    android:height="60dp"
+    android:viewportWidth="60"
+    android:viewportHeight="60">
+    <path
+        android:pathData="M29 31h-6v-2h6v-6h2v6h6v2h-6v6h-2v-6Z"
+        android:fillColor="@color/material_color_on_surface" />
+</vector>
diff --git a/res/values-bg/strings.xml b/res/values-bg/strings.xml
index 6d44a97..98571add 100644
--- a/res/values-bg/strings.xml
+++ b/res/values-bg/strings.xml
@@ -62,7 +62,7 @@
     <string name="widget_button_text" msgid="2880537293434387943">"Приспособления"</string>
     <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"Търсене"</string>
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"Изчистване на текста от полето за търсене"</string>
-    <string name="no_widgets_available" msgid="4337693382501046170">"Няма налице преки пътища и приспособления"</string>
+    <string name="no_widgets_available" msgid="4337693382501046170">"Няма налични преки пътища и приспособления"</string>
     <string name="no_search_results" msgid="3787956167293097509">"Няма открити преки пътища или приспособления"</string>
     <string name="widgets_full_sheet_personal_tab" msgid="2743540105607120182">"Лични"</string>
     <string name="widgets_full_sheet_work_tab" msgid="3767150027110633765">"Служебни"</string>
diff --git a/res/values-bs/strings.xml b/res/values-bs/strings.xml
index ff8a541..c0568bf 100644
--- a/res/values-bs/strings.xml
+++ b/res/values-bs/strings.xml
@@ -41,7 +41,7 @@
     <string name="long_press_widget_to_add" msgid="3587712543577675817">"Dodirnite i zadržite da pomjerite vidžet."</string>
     <string name="long_accessible_way_to_add" msgid="2733588281439571974">"Dvaput dodirnite i zadržite da pomjerite vidžet ili da koristite prilagođene radnje."</string>
     <string name="widget_picker_widget_options_button_description" msgid="4770099264476852363">"Više opcija"</string>
-    <string name="widget_picker_show_all_widgets_menu_item_title" msgid="9023638224586908119">"Prikazuj sve vidžete"</string>
+    <string name="widget_picker_show_all_widgets_menu_item_title" msgid="9023638224586908119">"Prikaži sve vidžete"</string>
     <string name="widget_dims_format" msgid="2370757736025621599">"%1$d × %2$d"</string>
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"Širina %1$d, visina %2$d"</string>
     <string name="widget_preview_context_description" msgid="9045841361655787574">"Vidžet <xliff:g id="WIDGET_NAME">%1$s</xliff:g>"</string>
diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
index 2ac7233..f96b907 100644
--- a/res/values-cs/strings.xml
+++ b/res/values-cs/strings.xml
@@ -46,12 +46,12 @@
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"šířka %1$d, výška %2$d"</string>
     <string name="widget_preview_context_description" msgid="9045841361655787574">"<xliff:g id="WIDGET_NAME">%1$s</xliff:g> widget"</string>
     <string name="widget_preview_name_and_dims_content_description" msgid="8489038126122831595">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g>, šířka %2$d, výška %3$d"</string>
-    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Pokud chcete widgetem pohybovat po ploše, podržte ho"</string>
+    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Pokud chcete widgetem pohybovat po ploše, podržte ho."</string>
     <string name="add_to_home_screen" msgid="9168649446635919791">"Přidat na plochu"</string>
     <string name="added_to_home_screen_accessibility_text" msgid="4451545765448884415">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g> byl přidán na plochu"</string>
     <string name="suggested_widgets_header_title" msgid="1844314680798145222">"Návrhy"</string>
     <string name="productivity_widget_recommendation_category_label" msgid="3811812719618323750">"Nejdůležitější aplikace"</string>
-    <string name="news_widget_recommendation_category_label" msgid="6756167867113741310">"Zprávy a časopisy"</string>
+    <string name="news_widget_recommendation_category_label" msgid="6756167867113741310">"Noviny a časopisy"</string>
     <string name="entertainment_widget_recommendation_category_label" msgid="3973107268630717874">"Zábava"</string>
     <string name="social_widget_recommendation_category_label" msgid="689147679536384717">"Sociální sítě"</string>
     <string name="others_widget_recommendation_category_label" msgid="5555987036267226245">"Návrhy pro vás"</string>
diff --git a/res/values-gu/strings.xml b/res/values-gu/strings.xml
index 4925294..5a33983 100644
--- a/res/values-gu/strings.xml
+++ b/res/values-gu/strings.xml
@@ -60,7 +60,7 @@
     <string name="shortcuts_count" msgid="8471715556199592381">"{count,plural, =1{# શૉર્ટકટ}one{# શૉર્ટકટ}other{# શૉર્ટકટ}}"</string>
     <string name="widgets_and_shortcuts_count" msgid="7209136747878365116">"<xliff:g id="WIDGETS_COUNT">%1$s</xliff:g>, <xliff:g id="SHORTCUTS_COUNT">%2$s</xliff:g>"</string>
     <string name="widget_button_text" msgid="2880537293434387943">"વિજેટ"</string>
-    <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"શોધ"</string>
+    <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"શોધો"</string>
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"શોધ બૉક્સમાંથી ટેક્સ્ટ સાફ કરો"</string>
     <string name="no_widgets_available" msgid="4337693382501046170">"વિજેટ અને શૉર્ટકટ ઉપલબ્ધ નથી"</string>
     <string name="no_search_results" msgid="3787956167293097509">"કોઈ વિજેટ અથવા શૉર્ટકટ મળ્યા નથી"</string>
diff --git a/res/values-it/strings.xml b/res/values-it/strings.xml
index 75e7cd2..3145133 100644
--- a/res/values-it/strings.xml
+++ b/res/values-it/strings.xml
@@ -46,7 +46,7 @@
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"%1$d di larghezza per %2$d di altezza"</string>
     <string name="widget_preview_context_description" msgid="9045841361655787574">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g>"</string>
     <string name="widget_preview_name_and_dims_content_description" msgid="8489038126122831595">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g>, %2$d di larghezza per %3$d di altezza"</string>
-    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Tocca e tieni premuto il widget per spostarlo nella schermata Home"</string>
+    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Tieni premuto il widget per spostarlo nella schermata Home"</string>
     <string name="add_to_home_screen" msgid="9168649446635919791">"Aggiungi alla schermata Home"</string>
     <string name="added_to_home_screen_accessibility_text" msgid="4451545765448884415">"Widget <xliff:g id="WIDGET_NAME">%1$s</xliff:g> aggiunto alla schermata Home"</string>
     <string name="suggested_widgets_header_title" msgid="1844314680798145222">"Suggerimenti"</string>
diff --git a/res/values-ky/strings.xml b/res/values-ky/strings.xml
index b6b5b66..b98b61d 100644
--- a/res/values-ky/strings.xml
+++ b/res/values-ky/strings.xml
@@ -46,7 +46,7 @@
     <string name="widget_accessible_dims_format" msgid="3640149169885301790">"Туурасы: %1$d, бийиктиги: %2$d"</string>
     <string name="widget_preview_context_description" msgid="9045841361655787574">"<xliff:g id="WIDGET_NAME">%1$s</xliff:g> виджети"</string>
     <string name="widget_preview_name_and_dims_content_description" msgid="8489038126122831595">"<xliff:g id="WIDGET_NAME">%1$s</xliff:g> виджети, кеңдиги %2$d жана бийиктиги %3$d"</string>
-    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Башкы экранга жылдыруу үчүн виджетти коё бербей басып туруңуз"</string>
+    <string name="add_item_request_drag_hint" msgid="8730547755622776606">"Вижетти коё бербей басып туруп башкы экранга жылдырыңыз"</string>
     <string name="add_to_home_screen" msgid="9168649446635919791">"Башкы экранга кошуу"</string>
     <string name="added_to_home_screen_accessibility_text" msgid="4451545765448884415">"<xliff:g id="WIDGET_NAME">%1$s</xliff:g> виджети башкы экранга кошулду"</string>
     <string name="suggested_widgets_header_title" msgid="1844314680798145222">"Сунуштар"</string>
diff --git a/res/values-or/strings.xml b/res/values-or/strings.xml
index 46aadc0..3eb680f 100644
--- a/res/values-or/strings.xml
+++ b/res/values-or/strings.xml
@@ -60,7 +60,7 @@
     <string name="shortcuts_count" msgid="8471715556199592381">"{count,plural, =1{#ଟି ସର୍ଟକଟ୍}other{#ଟି ସର୍ଟକଟ୍}}"</string>
     <string name="widgets_and_shortcuts_count" msgid="7209136747878365116">"<xliff:g id="WIDGETS_COUNT">%1$s</xliff:g>, <xliff:g id="SHORTCUTS_COUNT">%2$s</xliff:g>"</string>
     <string name="widget_button_text" msgid="2880537293434387943">"ୱିଜେଟ୍‌"</string>
-    <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"ସନ୍ଧାନ କରନ୍ତୁ"</string>
+    <string name="widgets_full_sheet_search_bar_hint" msgid="8484659090860596457">"ସର୍ଚ୍ଚ କରନ୍ତୁ"</string>
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"ସନ୍ଧାନ ବାକ୍ସରୁ ଟେକ୍ସଟ୍ ଖାଲି କରନ୍ତୁ"</string>
     <string name="no_widgets_available" msgid="4337693382501046170">"ୱିଜେଟ୍ ଏବଂ ସର୍ଟକଟଗୁଡ଼ିକ ଉପଲବ୍ଧ ନାହିଁ"</string>
     <string name="no_search_results" msgid="3787956167293097509">"କୌଣସି ୱିଜେଟ କିମ୍ବା ସର୍ଟକଟ ମିଳିଲା ନାହିଁ"</string>
@@ -164,7 +164,7 @@
     <string name="action_add_to_workspace" msgid="215894119683164916">"ହୋମ ସ୍କ୍ରିନରେ ଯୋଗ କରନ୍ତୁ"</string>
     <string name="action_move_here" msgid="2170188780612570250">"ଆଇଟମ୍‌କୁ ଏଠାକୁ ଘୁଞ୍ଚାନ୍ତୁ"</string>
     <string name="item_removed" msgid="851119963877842327">"ଆଇଟମକୁ କାଢ଼ି ଦିଆଯାଇଛି"</string>
-    <string name="undo" msgid="4151576204245173321">"ପୂର୍ବବତ କରନ୍ତୁ"</string>
+    <string name="undo" msgid="4151576204245173321">"ଅନଡୁ କରନ୍ତୁ"</string>
     <string name="action_move" msgid="4339390619886385032">"ଆଇଟମ୍‌ ଘୁଞ୍ଚାନ୍ତୁ"</string>
     <string name="move_to_empty_cell_description" msgid="5254852678218206889">"<xliff:g id="STRING">%3$s</xliff:g>ରେ ଧାଡି <xliff:g id="NUMBER_0">%1$s</xliff:g> ସ୍ତମ୍ଭ <xliff:g id="NUMBER_1">%2$s</xliff:g>କୁ ମୁଭ କରନ୍ତୁ"</string>
     <string name="move_to_position" msgid="6750008980455459790">"<xliff:g id="NUMBER">%1$s</xliff:g> ସ୍ଥିତିକୁ ନିଅନ୍ତୁ"</string>
diff --git a/res/values-te/strings.xml b/res/values-te/strings.xml
index 4145fb6..4b25912 100644
--- a/res/values-te/strings.xml
+++ b/res/values-te/strings.xml
@@ -64,8 +64,8 @@
     <string name="widgets_full_sheet_cancel_button_description" msgid="5766167035728653605">"సెర్చ్ బాక్స్ నుండి టెక్స్ట్‌ను క్లియర్ చేయండి"</string>
     <string name="no_widgets_available" msgid="4337693382501046170">"విడ్జెట్‌లు, షార్ట్‌కట్‌లు అందుబాటులో లేవు"</string>
     <string name="no_search_results" msgid="3787956167293097509">"విడ్జెట్‌లు లేదా షార్ట్‌కట్‌లు కనుగొనబడలేదు"</string>
-    <string name="widgets_full_sheet_personal_tab" msgid="2743540105607120182">"వ్యక్తిగత గ్యాడ్జెట్స్"</string>
-    <string name="widgets_full_sheet_work_tab" msgid="3767150027110633765">"ఆఫీస్"</string>
+    <string name="widgets_full_sheet_personal_tab" msgid="2743540105607120182">"వ్యక్తిగత విడ్జెట్స్"</string>
+    <string name="widgets_full_sheet_work_tab" msgid="3767150027110633765">"వర్క్ విడ్జెట్స్"</string>
     <string name="widget_category_conversations" msgid="8894438636213590446">"సంభాషణలు"</string>
     <string name="widget_category_note_taking" msgid="3469689394504266039">"నోట్-టేకింగ్"</string>
     <string name="widget_cell_tap_to_show_add_button_label" msgid="4354194214317043581">"యాడ్‌ చేసే (జోడించే) బటన్‌ను చూపండి"</string>
diff --git a/res/values-tr/strings.xml b/res/values-tr/strings.xml
index cb47400..3fdae59 100644
--- a/res/values-tr/strings.xml
+++ b/res/values-tr/strings.xml
@@ -31,7 +31,7 @@
     <string name="recent_task_option_split_screen" msgid="6690461455618725183">"Bölünmüş ekran"</string>
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"%1$s uygulama bilgileri"</string>
     <string name="split_app_usage_settings" msgid="7214375263347964093">"%1$s ile ilgili kullanım ayarları"</string>
-    <string name="new_window_option_taskbar" msgid="6448780542727767211">"Yeni Pencere"</string>
+    <string name="new_window_option_taskbar" msgid="6448780542727767211">"Yeni pencere"</string>
     <string name="manage_windows_option_taskbar" msgid="2294109489960654212">"Pencereleri yönet"</string>
     <string name="save_app_pair" msgid="5647523853662686243">"Uygulama çiftini kaydedin"</string>
     <string name="app_pair_default_title" msgid="4045241727446873529">"<xliff:g id="APP1">%1$s</xliff:g> | <xliff:g id="APP2">%2$s</xliff:g>"</string>
diff --git a/res/values-ur/strings.xml b/res/values-ur/strings.xml
index ed002ba..855a8c3 100644
--- a/res/values-ur/strings.xml
+++ b/res/values-ur/strings.xml
@@ -32,7 +32,7 @@
     <string name="split_app_info_accessibility" msgid="5475288491241414932">"‏%1$s کے لیے ایپ کی معلومات"</string>
     <string name="split_app_usage_settings" msgid="7214375263347964093">"‏%1$s کیلئے استعمال کی ترتیبات"</string>
     <string name="new_window_option_taskbar" msgid="6448780542727767211">"نئی ونڈو"</string>
-    <string name="manage_windows_option_taskbar" msgid="2294109489960654212">"‏‫Windows کا نظم کریں"</string>
+    <string name="manage_windows_option_taskbar" msgid="2294109489960654212">"ونڈوز کا نظم کریں"</string>
     <string name="save_app_pair" msgid="5647523853662686243">"ایپس کے جوڑے کو محفوظ کریں"</string>
     <string name="app_pair_default_title" msgid="4045241727446873529">"<xliff:g id="APP1">%1$s</xliff:g> | <xliff:g id="APP2">%2$s</xliff:g>"</string>
     <string name="app_pair_unlaunchable_at_screen_size" msgid="3446551575502685376">"ایپس کا یہ جوڑا اس آلے پر تعاون یافتہ نہیں ہے"</string>
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index cecfedb..febc8c2 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -127,7 +127,7 @@
     <string name="folder_name_format_overflow" msgid="4270108890534995199">"文件夹：<xliff:g id="NAME">%1$s</xliff:g>，<xliff:g id="SIZE">%2$d</xliff:g> 个或更多项目"</string>
     <string name="unnamed_folder" msgid="2420192029474044442">"未命名文件夹"</string>
     <string name="app_pair_name_format" msgid="8134106404716224054">"应用对：“<xliff:g id="APP1">%1$s</xliff:g>”和“<xliff:g id="APP2">%2$s</xliff:g>”"</string>
-    <string name="styles_wallpaper_button_text" msgid="8216961355289236794">"壁纸与个性化"</string>
+    <string name="styles_wallpaper_button_text" msgid="8216961355289236794">"壁纸与风格"</string>
     <string name="edit_home_screen" msgid="8947858375782098427">"修改主屏幕"</string>
     <string name="settings_button_text" msgid="8873672322605444408">"主屏幕设置"</string>
     <string name="msg_disabled_by_admin" msgid="6898038085516271325">"已被您的管理员停用"</string>
diff --git a/res/values/config.xml b/res/values/config.xml
index 07f97bc..1a2ac9e 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -67,7 +67,6 @@
     <string name="main_process_initializer_class" translatable="false"></string>
     <string name="app_launch_tracker_class" translatable="false"></string>
     <string name="test_information_handler_class" translatable="false"></string>
-    <string name="model_delegate_class" translatable="false"></string>
     <string name="secondary_display_predictions_class" translatable="false"></string>
     <string name="widget_holder_factory_class" translatable="false"></string>
     <string name="taskbar_search_session_controller_class" translatable="false"></string>
@@ -75,8 +74,6 @@
     <string name="taskbar_view_callbacks_factory_class" translatable="false"></string>
     <string name="launcher_restore_event_logger_class" translatable="false"></string>
     <string name="taskbar_edu_tooltip_controller_class" translatable="false"></string>
-    <!--  Used for determining category of a widget presented in widget recommendations. -->
-    <string name="widget_recommendation_category_provider_class" translatable="false"></string>
 
     <!-- Default packages -->
     <string name="wallpaper_picker_package" translatable="false"></string>
diff --git a/res/values/id.xml b/res/values/id.xml
index 67692d8..78b8308 100644
--- a/res/values/id.xml
+++ b/res/values/id.xml
@@ -79,6 +79,7 @@
 
     <item type="id" name="saved_clip_children_tag_id" />
     <item type="id" name="saved_clip_to_padding_tag_id" />
+    <item type="id" name="perform_a11y_action_on_launcher_state_normal_tag" />
 
     <item type="id" name="saved_floating_widget_foreground" />
     <item type="id" name="saved_floating_widget_background" />
diff --git a/src/com/android/launcher3/AppFilter.java b/src/com/android/launcher3/AppFilter.java
index 3db456c..8ee7053 100644
--- a/src/com/android/launcher3/AppFilter.java
+++ b/src/com/android/launcher3/AppFilter.java
@@ -3,10 +3,14 @@
 import android.content.ComponentName;
 import android.content.Context;
 
+import com.android.launcher3.dagger.ApplicationContext;
+
 import java.util.Arrays;
 import java.util.Set;
 import java.util.stream.Collectors;
 
+import javax.inject.Inject;
+
 /**
  * Utility class to filter out components from various lists
  */
@@ -14,7 +18,8 @@
 
     private final Set<ComponentName> mFilteredComponents;
 
-    public AppFilter(Context context) {
+    @Inject
+    public AppFilter(@ApplicationContext Context context) {
         mFilteredComponents = Arrays.stream(
                 context.getResources().getStringArray(R.array.filtered_components))
                 .map(ComponentName::unflattenFromString)
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 257f911..0ce966b 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -16,7 +16,6 @@
 
 package com.android.launcher3;
 
-import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.dragndrop.DraggableView.DRAGGABLE_ICON;
 import static com.android.launcher3.icons.IconNormalizer.ICON_VISIBLE_AREA_FACTOR;
 import static com.android.launcher3.util.MultiTranslateDelegate.INDEX_REORDER_PREVIEW_OFFSET;
@@ -71,7 +70,6 @@
 import com.android.launcher3.folder.PreviewBackground;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
-import com.android.launcher3.statemanager.StateManager;
 import com.android.launcher3.util.CellAndSpan;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.MSDLPlayerWrapper;
@@ -791,18 +789,8 @@
 
             // Whenever an app is added, if Accessibility service is enabled, focus on that app.
             if (mActivity instanceof Launcher) {
-                Launcher.cast(mActivity).getStateManager().addStateListener(
-                        new StateManager.StateListener<LauncherState>() {
-                            @Override
-                            public void onStateTransitionComplete(LauncherState finalState) {
-                                if (finalState == NORMAL) {
-                                    child.performAccessibilityAction(
-                                            AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
-                                    Launcher.cast(mActivity).getStateManager()
-                                            .removeStateListener(this);
-                                }
-                            }
-                        });
+                child.setTag(R.id.perform_a11y_action_on_launcher_state_normal_tag,
+                        AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
             }
 
             if (markCells) markCellsAsOccupiedForView(child);
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
deleted file mode 100644
index bf2ad92..0000000
--- a/src/com/android/launcher3/LauncherAppState.java
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (C) 2013 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.launcher3;
-
-import android.content.Context;
-import android.util.Log;
-
-import androidx.annotation.Nullable;
-
-import com.android.launcher3.dagger.LauncherComponentProvider;
-import com.android.launcher3.graphics.ThemeManager;
-import com.android.launcher3.icons.IconCache;
-import com.android.launcher3.icons.IconProvider;
-import com.android.launcher3.icons.LauncherIconProvider;
-import com.android.launcher3.model.ModelInitializer;
-import com.android.launcher3.model.WidgetsFilterDataProvider;
-import com.android.launcher3.pm.InstallSessionHelper;
-import com.android.launcher3.pm.UserCache;
-import com.android.launcher3.util.MainThreadInitializedObject;
-import com.android.launcher3.util.PackageManagerHelper;
-import com.android.launcher3.util.Preconditions;
-import com.android.launcher3.util.RunnableList;
-import com.android.launcher3.util.SafeCloseable;
-import com.android.launcher3.util.SettingsCache;
-import com.android.launcher3.util.TraceHelper;
-import com.android.launcher3.widget.custom.CustomWidgetManager;
-
-public class LauncherAppState implements SafeCloseable {
-
-    public static final String TAG = "LauncherAppState";
-
-    // We do not need any synchronization for this variable as its only written on UI thread.
-    public static final MainThreadInitializedObject<LauncherAppState> INSTANCE =
-            new MainThreadInitializedObject<>(LauncherAppState::new);
-
-    private final Context mContext;
-    private final LauncherModel mModel;
-    private final LauncherIconProvider mIconProvider;
-    private final IconCache mIconCache;
-    private final InvariantDeviceProfile mInvariantDeviceProfile;
-    private boolean mIsSafeModeEnabled;
-
-    private final RunnableList mOnTerminateCallback = new RunnableList();
-
-    public static LauncherAppState getInstance(Context context) {
-        return INSTANCE.get(context);
-    }
-
-    public Context getContext() {
-        return mContext;
-    }
-
-    @SuppressWarnings("NewApi")
-    public LauncherAppState(Context context) {
-        this(context, LauncherFiles.APP_ICONS_DB);
-        Log.v(Launcher.TAG, "LauncherAppState initiated");
-        Preconditions.assertUIThread();
-
-        mIsSafeModeEnabled = TraceHelper.allowIpcs("isSafeMode",
-                () -> context.getPackageManager().isSafeMode());
-
-        ModelInitializer initializer = new ModelInitializer(
-                context,
-                LauncherComponentProvider.get(context).getIconPool(),
-                mIconCache,
-                mInvariantDeviceProfile,
-                ThemeManager.INSTANCE.get(context),
-                UserCache.INSTANCE.get(context),
-                SettingsCache.INSTANCE.get(context),
-                mIconProvider,
-                CustomWidgetManager.INSTANCE.get(context),
-                InstallSessionHelper.INSTANCE.get(context),
-                closeable -> mOnTerminateCallback.add(closeable::close)
-        );
-        initializer.initialize(mModel);
-    }
-
-    public LauncherAppState(Context context, @Nullable String iconCacheFileName) {
-        mContext = context;
-
-        mInvariantDeviceProfile = InvariantDeviceProfile.INSTANCE.get(context);
-        mIconProvider = new LauncherIconProvider(context);
-        mIconCache = new IconCache(mContext, mInvariantDeviceProfile,
-                iconCacheFileName, mIconProvider);
-        mModel = new LauncherModel(context, this, mIconCache,
-                WidgetsFilterDataProvider.Companion.newInstance(context), new AppFilter(mContext),
-                PackageManagerHelper.INSTANCE.get(context), iconCacheFileName != null);
-        mOnTerminateCallback.add(mIconCache::close);
-        mOnTerminateCallback.add(mModel::destroy);
-    }
-
-    /**
-     * Call from Application.onTerminate(), which is not guaranteed to ever be called.
-     */
-    @Override
-    public void close() {
-        mOnTerminateCallback.executeAllAndDestroy();
-    }
-
-    public IconProvider getIconProvider() {
-        return mIconProvider;
-    }
-
-    public IconCache getIconCache() {
-        return mIconCache;
-    }
-
-    public LauncherModel getModel() {
-        return mModel;
-    }
-
-    public InvariantDeviceProfile getInvariantDeviceProfile() {
-        return mInvariantDeviceProfile;
-    }
-
-    public boolean isSafeModeEnabled() {
-        return mIsSafeModeEnabled;
-    }
-
-    /**
-     * Shorthand for {@link #getInvariantDeviceProfile()}
-     */
-    public static InvariantDeviceProfile getIDP(Context context) {
-        return InvariantDeviceProfile.INSTANCE.get(context);
-    }
-}
diff --git a/src/com/android/launcher3/LauncherAppState.kt b/src/com/android/launcher3/LauncherAppState.kt
new file mode 100644
index 0000000..ff84c3c
--- /dev/null
+++ b/src/com/android/launcher3/LauncherAppState.kt
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2013 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.launcher3
+
+import android.content.Context
+import com.android.launcher3.dagger.ApplicationContext
+import com.android.launcher3.icons.IconCache
+import com.android.launcher3.icons.LauncherIconProvider
+import com.android.launcher3.util.DaggerSingletonObject
+import javax.inject.Inject
+import javax.inject.Named
+
+/** A collection of common dependencies used across Launcher */
+@Deprecated("Inject the specific targets directly instead of using LauncherAppState")
+data class LauncherAppState
+@Inject
+constructor(
+    @ApplicationContext val context: Context,
+    val iconProvider: LauncherIconProvider,
+    val iconCache: IconCache,
+    val model: LauncherModel,
+    val invariantDeviceProfile: InvariantDeviceProfile,
+    @Named("SAFE_MODE") val isSafeModeEnabled: Boolean,
+) {
+
+    companion object {
+
+        @JvmField var INSTANCE = DaggerSingletonObject { it.launcherAppState }
+
+        @JvmStatic fun getInstance(context: Context) = INSTANCE[context]
+
+        /** Shorthand for [.getInvariantDeviceProfile] */
+        @JvmStatic fun getIDP(context: Context) = InvariantDeviceProfile.INSTANCE[context]
+    }
+}
diff --git a/src/com/android/launcher3/LauncherApplication.java b/src/com/android/launcher3/LauncherApplication.java
index 678901b..03eaeea 100644
--- a/src/com/android/launcher3/LauncherApplication.java
+++ b/src/com/android/launcher3/LauncherApplication.java
@@ -20,6 +20,7 @@
 import com.android.launcher3.dagger.DaggerLauncherAppComponent;
 import com.android.launcher3.dagger.LauncherAppComponent;
 import com.android.launcher3.dagger.LauncherBaseAppComponent;
+import com.android.launcher3.util.TraceHelper;
 
 /**
  * Main application class for Launcher
@@ -41,7 +42,8 @@
                 if (mAppComponent == null) {
                     // Initialize the dagger component on demand as content providers can get
                     // accessed before the Launcher application (b/36917845#comment4)
-                    initDaggerComponent(DaggerLauncherAppComponent.builder());
+                    initDaggerComponent(DaggerLauncherAppComponent.builder()
+                            .iconsDbName(LauncherFiles.APP_ICONS_DB));
                 }
             }
         }
@@ -55,7 +57,11 @@
     /**
      * Init with the desired dagger component.
      */
-    public void initDaggerComponent(LauncherAppComponent.Builder componentBuilder) {
-        mAppComponent = componentBuilder.appContext(this).build();
+    public void initDaggerComponent(LauncherBaseAppComponent.Builder componentBuilder) {
+        mAppComponent = componentBuilder
+                .appContext(this)
+                .setSafeModeEnabled(TraceHelper.allowIpcs(
+                        "isSafeMode", () -> getPackageManager().isSafeMode()))
+                .build();
     }
 }
diff --git a/src/com/android/launcher3/LauncherModel.kt b/src/com/android/launcher3/LauncherModel.kt
index 6e4276d..892a218 100644
--- a/src/com/android/launcher3/LauncherModel.kt
+++ b/src/com/android/launcher3/LauncherModel.kt
@@ -23,6 +23,8 @@
 import android.util.Pair
 import androidx.annotation.WorkerThread
 import com.android.launcher3.celllayout.CellPosMapper
+import com.android.launcher3.dagger.ApplicationContext
+import com.android.launcher3.dagger.LauncherAppSingleton
 import com.android.launcher3.icons.IconCache
 import com.android.launcher3.model.AddWorkspaceItemsTask
 import com.android.launcher3.model.AllAppsList
@@ -33,6 +35,7 @@
 import com.android.launcher3.model.LoaderTask
 import com.android.launcher3.model.ModelDbController
 import com.android.launcher3.model.ModelDelegate
+import com.android.launcher3.model.ModelInitializer
 import com.android.launcher3.model.ModelLauncherCallbacks
 import com.android.launcher3.model.ModelTaskController
 import com.android.launcher3.model.ModelWriter
@@ -45,31 +48,42 @@
 import com.android.launcher3.model.data.WorkspaceItemInfo
 import com.android.launcher3.pm.UserCache
 import com.android.launcher3.shortcuts.ShortcutRequest
+import com.android.launcher3.util.DaggerSingletonTracker
 import com.android.launcher3.util.Executors.MAIN_EXECUTOR
 import com.android.launcher3.util.Executors.MODEL_EXECUTOR
-import com.android.launcher3.util.PackageManagerHelper
 import com.android.launcher3.util.PackageUserKey
 import com.android.launcher3.util.Preconditions
 import java.io.FileDescriptor
 import java.io.PrintWriter
 import java.util.concurrent.CancellationException
 import java.util.function.Consumer
+import javax.inject.Inject
+import javax.inject.Named
+import javax.inject.Provider
 
 /**
  * Maintains in-memory state of the Launcher. It is expected that there should be only one
  * LauncherModel object held in a static. Also provide APIs for updating the database state for the
  * Launcher.
  */
-class LauncherModel(
-    private val context: Context,
-    private val mApp: LauncherAppState,
+@LauncherAppSingleton
+class LauncherModel
+@Inject
+constructor(
+    @ApplicationContext private val context: Context,
+    private val appProvider: Provider<LauncherAppState>,
     private val iconCache: IconCache,
-    private val widgetsFilterDataProvider: WidgetsFilterDataProvider,
+    private val prefs: LauncherPrefs,
+    private val installQueue: ItemInstallQueue,
     appFilter: AppFilter,
-    mPmHelper: PackageManagerHelper,
-    isPrimaryInstance: Boolean,
+    @Named("ICONS_DB") dbFileName: String?,
+    initializer: ModelInitializer,
+    lifecycle: DaggerSingletonTracker,
+    val modelDelegate: ModelDelegate,
 ) {
 
+    private val widgetsFilterDataProvider = WidgetsFilterDataProvider.newInstance(context)
+
     private val mCallbacksList = ArrayList<BgDataModel.Callbacks>(1)
 
     // < only access in worker thread >
@@ -81,16 +95,6 @@
      */
     private val mBgDataModel = BgDataModel()
 
-    val modelDelegate: ModelDelegate =
-        ModelDelegate.newInstance(
-            context,
-            mApp,
-            mPmHelper,
-            mBgAllAppsList,
-            mBgDataModel,
-            isPrimaryInstance,
-        )
-
     val modelDbController = ModelDbController(context)
 
     private val mLock = Any()
@@ -125,6 +129,14 @@
         }
     }
 
+    init {
+        if (!dbFileName.isNullOrEmpty()) {
+            initializer.initialize(this)
+        }
+        lifecycle.addCloseable { destroy() }
+        modelDelegate.init(this, mBgAllAppsList, mBgDataModel)
+    }
+
     fun newModelCallbacks() = ModelLauncherCallbacks(this::enqueueModelUpdateTask)
 
     /** Adds the provided items to the workspace. */
@@ -137,7 +149,7 @@
         verifyChanges: Boolean,
         cellPosMapper: CellPosMapper?,
         owner: BgDataModel.Callbacks?,
-    ) = ModelWriter(mApp.context, this, mBgDataModel, verifyChanges, cellPosMapper, owner)
+    ) = ModelWriter(context, this, mBgDataModel, verifyChanges, cellPosMapper, owner)
 
     /** Returns the [WidgetsFilterDataProvider] that manages widget filters. */
     fun getWidgetsFilterDataProvider(): WidgetsFilterDataProvider {
@@ -202,7 +214,7 @@
             UserCache.ACTION_PROFILE_UNLOCKED ->
                 enqueueModelUpdateTask(UserLockStateChangedTask(user, true))
             Intent.ACTION_MANAGED_PROFILE_REMOVED -> {
-                LauncherPrefs.get(mApp.context).put(LauncherPrefs.WORK_EDU_STEP, 0)
+                prefs.put(LauncherPrefs.WORK_EDU_STEP, 0)
                 forceReload()
             }
             UserCache.ACTION_PROFILE_ADDED,
@@ -233,6 +245,13 @@
         rebindCallbacks()
     }
 
+    /** Reloads the model if it is already in use */
+    fun reloadIfActive() {
+        val wasActive: Boolean
+        synchronized(mLock) { wasActive = mModelLoaded || stopLoader() }
+        if (wasActive) forceReload()
+    }
+
     /** Rebinds all existing callbacks with already loaded model */
     fun rebindCallbacks() {
         if (hasCallbacks()) {
@@ -280,7 +299,7 @@
 
     private fun startLoader(newCallbacks: Array<BgDataModel.Callbacks>): Boolean {
         // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems
-        ItemInstallQueue.INSTANCE.get(context).pauseModelPush(ItemInstallQueue.FLAG_LOADER_RUNNING)
+        installQueue.pauseModelPush(ItemInstallQueue.FLAG_LOADER_RUNNING)
         synchronized(mLock) {
             // If there is already one running, tell it to stop.
             val wasRunning = stopLoader()
@@ -292,7 +311,12 @@
                 callbacksList.forEach { MAIN_EXECUTOR.execute(it::clearPendingBinds) }
 
                 val launcherBinder =
-                    BaseLauncherBinder(mApp, mBgDataModel, mBgAllAppsList, callbacksList)
+                    BaseLauncherBinder(
+                        appProvider.get(),
+                        mBgDataModel,
+                        mBgAllAppsList,
+                        callbacksList,
+                    )
                 if (bindDirectly) {
                     // Divide the set of loaded items into those that we are binding synchronously,
                     // and everything else that is to be bound normally (asynchronously).
@@ -304,19 +328,20 @@
                     launcherBinder.bindWidgets()
                     return true
                 } else {
-                    mLoaderTask =
+                    val task =
                         LoaderTask(
-                            mApp,
+                            appProvider.get(),
                             mBgAllAppsList,
                             mBgDataModel,
                             this.modelDelegate,
                             launcherBinder,
                             widgetsFilterDataProvider,
                         )
+                    mLoaderTask = task
 
                     // Always post the loader task, instead of running directly
                     // (even on same thread) so that we exit any nested synchronized blocks
-                    MODEL_EXECUTOR.post(mLoaderTask)
+                    MODEL_EXECUTOR.post(task)
                 }
             }
         }
@@ -412,7 +437,7 @@
     /** Called when the labels for the widgets has updated in the icon cache. */
     fun onWidgetLabelsUpdated(updatedPackages: HashSet<String?>, user: UserHandle) {
         enqueueModelUpdateTask { taskController, dataModel, _ ->
-            dataModel.widgetsModel.onPackageIconsUpdated(updatedPackages, user, mApp)
+            dataModel.widgetsModel.onPackageIconsUpdated(updatedPackages, user, appProvider.get())
             taskController.bindUpdatedWidgets(dataModel)
         }
     }
@@ -435,7 +460,13 @@
                 return@execute
             }
             task.execute(
-                ModelTaskController(mApp, mBgDataModel, mBgAllAppsList, this, MAIN_EXECUTOR),
+                ModelTaskController(
+                    appProvider.get(),
+                    mBgDataModel,
+                    mBgAllAppsList,
+                    this,
+                    MAIN_EXECUTOR,
+                ),
                 mBgDataModel,
                 mBgAllAppsList,
             )
@@ -496,8 +527,6 @@
         }
 
     companion object {
-        private const val DEBUG_RECEIVER = false
-
         const val TAG = "Launcher.Model"
     }
 }
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index a526b89..03ecf14 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -61,11 +61,10 @@
      */
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
-        LauncherAppState.INSTANCE.executeIfCreated(appState -> {
-            if (appState.getModel().isModelLoaded()) {
-                appState.getModel().dumpState("", fd, writer, args);
-            }
-        });
+        LauncherModel model = LauncherAppState.INSTANCE.get(getContext()).getModel();
+        if (model.isModelLoaded()) {
+            model.dumpState("", fd, writer, args);
+        }
     }
 
     @Override
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index cfb1161..94ff441 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -53,6 +53,7 @@
 import android.graphics.PointF;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.os.Parcelable;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -299,6 +300,17 @@
     private final StatsLogManager mStatsLogManager;
 
     private final MSDLPlayerWrapper mMSDLPlayerWrapper;
+
+    private final StateManager.StateListener<LauncherState> mAccessibilityDropListener =
+            new StateListener<>() {
+                @Override
+                public void onStateTransitionComplete(LauncherState finalState) {
+                    if (finalState == NORMAL) {
+                        performAccessibilityActionOnViewTree(Workspace.this);
+                    }
+                }
+            };
+
     @Nullable
     private DragController.DragListener mAccessibilityDragListener;
 
@@ -1454,11 +1466,13 @@
         super.onAttachedToWindow();
         mWallpaperOffset.setWindowToken(getWindowToken());
         computeScroll();
+        mLauncher.getStateManager().addStateListener(mAccessibilityDropListener);
     }
 
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();
         mWallpaperOffset.setWindowToken(null);
+        mLauncher.getStateManager().removeStateListener(mAccessibilityDropListener);
     }
 
     @Override
@@ -2239,16 +2253,8 @@
                 // the order of operations in this method related to the StateListener below, please
                 // test that accessibility moves retain focus after accessibility dropping an item.
                 // Accessibility focus must be requested after launcher is back to a normal state
-                mLauncher.getStateManager().addStateListener(new StateListener<LauncherState>() {
-                    @Override
-                    public void onStateTransitionComplete(LauncherState finalState) {
-                        if (finalState == NORMAL) {
-                            cell.performAccessibilityAction(
-                                    AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
-                            mLauncher.getStateManager().removeStateListener(this);
-                        }
-                    }
-                });
+                cell.setTag(R.id.perform_a11y_action_on_launcher_state_normal_tag,
+                        AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS);
             }
         }
 
@@ -3580,4 +3586,22 @@
             onEndStateTransition();
         }
     }
+
+    /**
+     * Recursively check view tag {@link R.id.perform_a11y_action_on_launcher_state_normal_tag} and
+     * call {@link View#performAccessibilityAction(int, Bundle)} on view tree. The tag is cleared
+     * after this call.
+     */
+    private static void performAccessibilityActionOnViewTree(View view) {
+        Object tag = view.getTag(R.id.perform_a11y_action_on_launcher_state_normal_tag);
+        if (tag instanceof Integer) {
+            view.performAccessibilityAction((int) tag, null);
+            view.setTag(R.id.perform_a11y_action_on_launcher_state_normal_tag, null);
+        }
+        if (view instanceof ViewGroup viewgroup) {
+            for (int i = 0; i < viewgroup.getChildCount(); i++) {
+                performAccessibilityActionOnViewTree(viewgroup.getChildAt(i));
+            }
+        }
+    }
 }
diff --git a/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java b/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
index f6acda4..249a214 100644
--- a/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
+++ b/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
@@ -18,7 +18,10 @@
 
 import android.content.Context;
 
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.graphics.GridCustomizationsProxy;
 import com.android.launcher3.graphics.ThemeManager;
@@ -44,6 +47,8 @@
 
 import dagger.BindsInstance;
 
+import javax.inject.Named;
+
 /**
  * Launcher base component for Dagger injection.
  *
@@ -75,12 +80,15 @@
     LockedUserState getLockedUserState();
     InvariantDeviceProfile getIDP();
     IconPool getIconPool();
+    LauncherAppState getLauncherAppState();
 
     GridCustomizationsProxy getGridCustomizationsProxy();
 
     /** Builder for LauncherBaseAppComponent. */
     interface Builder {
         @BindsInstance Builder appContext(@ApplicationContext Context context);
+        @BindsInstance Builder iconsDbName(@Nullable @Named("ICONS_DB") String dbFileName);
+        @BindsInstance Builder setSafeModeEnabled(@Named("SAFE_MODE") boolean safeModeEnabled);
         LauncherBaseAppComponent build();
     }
 }
diff --git a/src/com/android/launcher3/dagger/LauncherComponentProvider.kt b/src/com/android/launcher3/dagger/LauncherComponentProvider.kt
index 71e3354..6199149 100644
--- a/src/com/android/launcher3/dagger/LauncherComponentProvider.kt
+++ b/src/com/android/launcher3/dagger/LauncherComponentProvider.kt
@@ -39,8 +39,10 @@
 
         // Create a new component
         return Holder(
-                DaggerLauncherAppComponent.builder().appContext(app).build()
-                    as LauncherAppComponent,
+                DaggerLauncherAppComponent.builder()
+                    .appContext(app)
+                    .setSafeModeEnabled(true)
+                    .build() as LauncherAppComponent,
                 existingFilter,
             )
             .apply { inflater.filter = this }
diff --git a/src/com/android/launcher3/graphics/GridCustomizationsProxy.java b/src/com/android/launcher3/graphics/GridCustomizationsProxy.java
index 01c9d7e..062c753 100644
--- a/src/com/android/launcher3/graphics/GridCustomizationsProxy.java
+++ b/src/com/android/launcher3/graphics/GridCustomizationsProxy.java
@@ -377,7 +377,9 @@
                     if (Flags.newCustomizationPickerUi()
                             && com.android.launcher3.Flags.enableLauncherIconShapes()) {
                         String shapeKey = message.getData().getString(KEY_SHAPE_KEY);
-                        renderer.updateShape(shapeKey);
+                        if (!TextUtils.isEmpty(shapeKey)) {
+                            renderer.updateShape(shapeKey);
+                        }
                     }
                     break;
                 case MESSAGE_ID_UPDATE_GRID:
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 03f0582..740b87b 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -28,6 +28,7 @@
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 import static com.android.launcher3.Utilities.SHOULD_SHOW_FIRST_PAGE_WIDGET;
+import static com.android.launcher3.graphics.ThemeManager.PREF_ICON_SHAPE;
 import static com.android.launcher3.model.ModelUtils.currentScreenContentFilter;
 
 import android.app.Fragment;
@@ -67,7 +68,6 @@
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.InsettableFrameLayout;
 import com.android.launcher3.InvariantDeviceProfile;
-import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.ProxyPrefs;
@@ -138,16 +138,15 @@
 
         private final String mPrefName;
 
-        public PreviewContext(Context base, String gridName) {
+        public PreviewContext(Context base, String gridName, String shapeKey) {
             super(base);
             mPrefName = "preview-" + UUID.randomUUID().toString();
             LauncherPrefs prefs =
                     new ProxyPrefs(this, getSharedPreferences(mPrefName, MODE_PRIVATE));
             prefs.put(GRID_NAME, gridName);
+            prefs.put(PREF_ICON_SHAPE, shapeKey);
             initDaggerComponent(
                     DaggerLauncherPreviewRenderer_PreviewAppComponent.builder().bindPrefs(prefs));
-            putObject(LauncherAppState.INSTANCE,
-                    new LauncherAppState(this, null /* iconCacheFileName */));
         }
 
         @Override
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index 6fe5804..4dd9c5b 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -73,7 +73,6 @@
 
 import java.util.ArrayList;
 import java.util.Map;
-import java.util.Objects;
 import java.util.concurrent.TimeUnit;
 
 /** Render preview using surface view. */
@@ -120,6 +119,7 @@
         if (mGridName == null) {
             mGridName = LauncherPrefs.get(context).get(GRID_NAME);
         }
+        mShapeKey = LauncherPrefs.get(context).get(PREF_ICON_SHAPE);
         mWallpaperColors = bundle.getParcelable(KEY_COLORS);
         if (Flags.newCustomizationPickerUi()) {
             updateColorOverrides(bundle);
@@ -225,8 +225,8 @@
      *
      * @param shapeKey key for the IconShape model
      */
-    public void updateShape(@Nullable String shapeKey) {
-        if (Objects.equals(mShapeKey, shapeKey)) {
+    public void updateShape(String shapeKey) {
+        if (shapeKey.equals(mShapeKey)) {
             Log.w(TAG, "Preview shape already set, skipping. shape=" + mShapeKey);
             return;
         }
@@ -332,12 +332,10 @@
     private void loadModelData() {
         final Context inflationContext = getPreviewContext();
         if (!mGridName.equals(LauncherPrefs.INSTANCE.get(mContext).get(GRID_NAME))
-                || mShapeKey != null) {
+                || !mShapeKey.equals(LauncherPrefs.INSTANCE.get(mContext).get(PREF_ICON_SHAPE))) {
             // Start the migration
-            PreviewContext previewContext = new PreviewContext(inflationContext, mGridName);
-            if (mShapeKey != null) {
-                LauncherPrefs.INSTANCE.get(previewContext).put(PREF_ICON_SHAPE, mShapeKey);
-            }
+            PreviewContext previewContext =
+                    new PreviewContext(inflationContext, mGridName, mShapeKey);
             // Copy existing data to preview DB
             LauncherDbUtils.copyTable(LauncherAppState.getInstance(mContext)
                             .getModel().getModelDbController().getDb(),
diff --git a/src/com/android/launcher3/icons/IconCache.java b/src/com/android/launcher3/icons/IconCache.java
index 9f99e8f..119a6b1 100644
--- a/src/com/android/launcher3/icons/IconCache.java
+++ b/src/com/android/launcher3/icons/IconCache.java
@@ -20,6 +20,7 @@
 import static com.android.launcher3.icons.cache.CacheLookupFlag.DEFAULT_LOOKUP_FLAG;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+import static com.android.launcher3.util.LooperExecutor.CALLER_ICON_CACHE;
 import static com.android.launcher3.widget.WidgetSections.NO_CATEGORY;
 
 import static java.util.stream.Collectors.groupingBy;
@@ -35,7 +36,6 @@
 import android.database.Cursor;
 import android.database.sqlite.SQLiteException;
 import android.os.Looper;
-import android.os.Process;
 import android.os.Trace;
 import android.os.UserHandle;
 import android.text.TextUtils;
@@ -51,6 +51,8 @@
 import com.android.launcher3.Flags;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppSingleton;
 import com.android.launcher3.icons.cache.BaseIconCache;
 import com.android.launcher3.icons.cache.CacheLookupFlag;
 import com.android.launcher3.icons.cache.CachedObject;
@@ -66,6 +68,7 @@
 import com.android.launcher3.pm.UserCache;
 import com.android.launcher3.util.CancellableTask;
 import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.DaggerSingletonTracker;
 import com.android.launcher3.util.InstantAppResolver;
 import com.android.launcher3.util.PackageUserKey;
 import com.android.launcher3.widget.WidgetSections;
@@ -79,9 +82,13 @@
 import java.util.function.Supplier;
 import java.util.stream.Stream;
 
+import javax.inject.Inject;
+import javax.inject.Named;
+
 /**
  * Cache of application icons.  Icons can be made from any thread.
  */
+@LauncherAppSingleton
 public class IconCache extends BaseIconCache {
 
     // Shortcut extra which can point to a packageName and can be used to indicate an alternate
@@ -96,24 +103,39 @@
 
     private final LauncherApps mLauncherApps;
     private final UserCache mUserManager;
+    private final InstallSessionHelper mInstallSessionHelper;
     private final InstantAppResolver mInstantAppResolver;
     private final CancellableTask mCancelledTask;
+    private final LauncherIcons.IconPool mIconPool;
 
     private final SparseArray<BitmapInfo> mWidgetCategoryBitmapInfos;
 
     private int mPendingIconRequestCount = 0;
 
-    public IconCache(Context context, InvariantDeviceProfile idp, String dbFileName,
-            IconProvider iconProvider) {
+    @Inject
+    public IconCache(
+            @ApplicationContext Context context,
+            InvariantDeviceProfile idp,
+            @Nullable @Named("ICONS_DB") String dbFileName,
+            UserCache userCache,
+            LauncherIconProvider iconProvider,
+            InstallSessionHelper installSessionHelper,
+            LauncherIcons.IconPool iconPool,
+            DaggerSingletonTracker lifecycle) {
         super(context, dbFileName, MODEL_EXECUTOR.getLooper(),
                 idp.fillResIconDpi, idp.iconBitmapSize, true /* inMemoryCache */, iconProvider);
         mLauncherApps = context.getSystemService(LauncherApps.class);
-        mUserManager = UserCache.INSTANCE.get(context);
+        mUserManager = userCache;
+        mInstallSessionHelper = installSessionHelper;
+        mIconPool = iconPool;
+
         mInstantAppResolver = InstantAppResolver.newInstance(context);
         mWidgetCategoryBitmapInfos = new SparseArray<>();
 
         mCancelledTask = new CancellableTask(() -> null, MAIN_EXECUTOR, c -> { });
         mCancelledTask.cancel();
+
+        lifecycle.addCloseable(this::close);
     }
 
     @Override
@@ -129,7 +151,7 @@
     @NonNull
     @Override
     public BaseIconFactory getIconFactory() {
-        return LauncherIcons.obtain(context);
+        return mIconPool.obtain();
     }
 
     /**
@@ -182,7 +204,7 @@
         Runnable endRunnable;
         if (Looper.myLooper() == Looper.getMainLooper()) {
             if (mPendingIconRequestCount <= 0) {
-                MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_FOREGROUND);
+                MODEL_EXECUTOR.elevatePriority(CALLER_ICON_CACHE);
             }
             mPendingIconRequestCount++;
             endRunnable = this::onIconRequestEnd;
@@ -199,7 +221,7 @@
     private void onIconRequestEnd() {
         mPendingIconRequestCount--;
         if (mPendingIconRequestCount <= 0) {
-            MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
+            MODEL_EXECUTOR.restorePriority(CALLER_ICON_CACHE);
         }
     }
 
@@ -279,8 +301,7 @@
         String override = shortcutInfo.getExtras() == null ? null
                 : shortcutInfo.getExtras().getString(EXTRA_SHORTCUT_BADGE_OVERRIDE_PACKAGE);
         if (!TextUtils.isEmpty(override)
-                && InstallSessionHelper.INSTANCE.get(context)
-                .isTrustedPackage(pkg, shortcutInfo.getUserHandle())) {
+                && mInstallSessionHelper.isTrustedPackage(pkg, shortcutInfo.getUserHandle())) {
             pkg = override;
         } else {
             // Try component based badge before trying the normal package badge
@@ -536,7 +557,7 @@
             return;
         }
 
-        try (LauncherIcons li = LauncherIcons.obtain(context)) {
+        try (LauncherIcons li = mIconPool.obtain()) {
             final BitmapInfo tempBitmap = li.createBadgedIconBitmap(
                     context.getDrawable(widgetSection.mSectionDrawable),
                     new BaseIconFactory.IconOptions());
diff --git a/src/com/android/launcher3/icons/LauncherIconProvider.java b/src/com/android/launcher3/icons/LauncherIconProvider.java
index 836b7d1..7241198 100644
--- a/src/com/android/launcher3/icons/LauncherIconProvider.java
+++ b/src/com/android/launcher3/icons/LauncherIconProvider.java
@@ -30,6 +30,8 @@
 
 import com.android.launcher3.R;
 import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppSingleton;
 import com.android.launcher3.graphics.ShapeDelegate;
 import com.android.launcher3.graphics.ThemeManager;
 import com.android.launcher3.util.ApiWrapper;
@@ -39,9 +41,12 @@
 import java.util.Collections;
 import java.util.Map;
 
+import javax.inject.Inject;
+
 /**
  * Extension of {@link IconProvider} with support for overriding theme icons
  */
+@LauncherAppSingleton
 public class LauncherIconProvider extends IconProvider {
 
     private static final String TAG_ICON = "icon";
@@ -56,10 +61,14 @@
     private final ApiWrapper mApiWrapper;
     private final ThemeManager mThemeManager;
 
-    public LauncherIconProvider(Context context) {
+    @Inject
+    public LauncherIconProvider(
+            @ApplicationContext Context context,
+            ThemeManager themeManager,
+            ApiWrapper apiWrapper) {
         super(context);
-        mThemeManager = ThemeManager.INSTANCE.get(context);
-        mApiWrapper = ApiWrapper.INSTANCE.get(context);
+        mThemeManager = themeManager;
+        mApiWrapper = apiWrapper;
         setIconThemeSupported(mThemeManager.isMonoThemeEnabled());
     }
 
@@ -79,7 +88,7 @@
     @Override
     public void updateSystemState() {
         super.updateSystemState();
-        mSystemState += "," + ThemeManager.INSTANCE.get(mContext).getIconState().toUniqueId();
+        mSystemState += "," + mThemeManager.getIconState().toUniqueId();
     }
 
     @Override
diff --git a/src/com/android/launcher3/logging/FileLog.java b/src/com/android/launcher3/logging/FileLog.java
index 924a440..5b25418 100644
--- a/src/com/android/launcher3/logging/FileLog.java
+++ b/src/com/android/launcher3/logging/FileLog.java
@@ -1,6 +1,6 @@
 package com.android.launcher3.logging;
 
-import static com.android.launcher3.util.Executors.createAndStartNewLooper;
+import static com.android.launcher3.util.LooperExecutor.createAndStartNewLooper;
 
 import android.os.Handler;
 import android.os.HandlerThread;
diff --git a/src/com/android/launcher3/model/BaseLauncherBinder.java b/src/com/android/launcher3/model/BaseLauncherBinder.java
index 3ee8b87..a2ca6b6 100644
--- a/src/com/android/launcher3/model/BaseLauncherBinder.java
+++ b/src/com/android/launcher3/model/BaseLauncherBinder.java
@@ -28,7 +28,6 @@
 
 import static java.util.Collections.emptyList;
 
-import android.os.Process;
 import android.os.Trace;
 import android.util.Log;
 import android.util.Pair;
@@ -352,14 +351,8 @@
                 onCompleteSignal.executeAllAndDestroy();
             }
 
-            executeCallbacksTask(
-                    c -> {
-                        if (!enableWorkspaceInflation()) {
-                            MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
-                        }
-                        c.onInitialBindComplete(currentScreenIds, pendingTasks, onCompleteSignal,
-                                workspaceItemCount, isBindSync);
-                    }, mUiExecutor);
+            executeCallbacksTask(c -> c.onInitialBindComplete(currentScreenIds, pendingTasks,
+                    onCompleteSignal, workspaceItemCount, isBindSync), mUiExecutor);
         }
 
         private void setupPendingBind(
@@ -369,12 +362,8 @@
             executeCallbacksTask(c -> c.bindStringCache(cacheClone), pendingExecutor);
 
             executeCallbacksTask(c -> c.finishBindingItems(currentScreenIds), pendingExecutor);
-            pendingExecutor.execute(
-                    () -> {
-                        MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT);
-                        ItemInstallQueue.INSTANCE.get(mApp.getContext())
-                                .resumeModelPush(FLAG_LOADER_RUNNING);
-                    });
+            pendingExecutor.execute(() -> ItemInstallQueue.INSTANCE.get(mApp.getContext())
+                    .resumeModelPush(FLAG_LOADER_RUNNING));
         }
 
         /**
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index c1ee69b..d44b289 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -36,6 +36,7 @@
 import static com.android.launcher3.model.ModelUtils.currentScreenContentFilter;
 import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_INSTALL_SESSION_ACTIVE;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+import static com.android.launcher3.util.LooperExecutor.CALLER_LOADER_TASK;
 import static com.android.launcher3.util.PackageManagerHelper.hasShortcutsPermission;
 
 import android.appwidget.AppWidgetProviderInfo;
@@ -251,6 +252,7 @@
         }
 
         TraceHelper.INSTANCE.beginSection(TAG);
+        MODEL_EXECUTOR.elevatePriority(CALLER_LOADER_TASK);
         LoaderMemoryLogger memoryLogger = new LoaderMemoryLogger();
         mIsRestoreFromBackup =
                 LauncherPrefs.get(mApp.getContext()).get(IS_FIRST_LOAD_AFTER_RESTORE);
@@ -403,6 +405,7 @@
             memoryLogger.printLogs();
             throw e;
         }
+        MODEL_EXECUTOR.restorePriority(CALLER_LOADER_TASK);
         TraceHelper.INSTANCE.endSection();
     }
 
diff --git a/src/com/android/launcher3/model/ModelDelegate.java b/src/com/android/launcher3/model/ModelDelegate.java
index 5a2aef0..52a2188 100644
--- a/src/com/android/launcher3/model/ModelDelegate.java
+++ b/src/com/android/launcher3/model/ModelDelegate.java
@@ -23,62 +23,45 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.WorkerThread;
 
-import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.R;
+import com.android.launcher3.LauncherModel;
+import com.android.launcher3.dagger.ApplicationContext;
 import com.android.launcher3.shortcuts.ShortcutKey;
-import com.android.launcher3.util.PackageManagerHelper;
-import com.android.launcher3.util.ResourceBasedOverride;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.Map;
 
+import javax.inject.Inject;
+
 /**
  * Class to extend LauncherModel functionality to provide extra data
  */
-public class ModelDelegate implements ResourceBasedOverride {
-
-    /**
-     * Creates and initializes a new instance of the delegate
-     */
-    public static ModelDelegate newInstance(
-            Context context, LauncherAppState app, PackageManagerHelper pmHelper,
-            AllAppsList appsList, BgDataModel dataModel, boolean isPrimaryInstance) {
-        ModelDelegate delegate = Overrides.getObject(
-                ModelDelegate.class, context, R.string.model_delegate_class);
-        delegate.init(app, pmHelper, appsList, dataModel, isPrimaryInstance);
-        return delegate;
-    }
+public class ModelDelegate {
 
     protected final Context mContext;
-    protected PackageManagerHelper mPmHelper;
-    protected LauncherAppState mApp;
+    protected LauncherModel mModel;
     protected AllAppsList mAppsList;
     protected BgDataModel mDataModel;
-    protected boolean mIsPrimaryInstance;
 
-    public ModelDelegate(Context context) {
+    @Inject
+    public ModelDelegate(@ApplicationContext Context context) {
         mContext = context;
     }
 
     /**
      * Initializes the object with the given params.
      */
-    private void init(LauncherAppState app, PackageManagerHelper pmHelper, AllAppsList appsList,
-            BgDataModel dataModel, boolean isPrimaryInstance) {
-        this.mApp = app;
-        this.mPmHelper = pmHelper;
+    public void init(LauncherModel model, AllAppsList appsList, BgDataModel dataModel) {
+        this.mModel = model;
         this.mAppsList = appsList;
         this.mDataModel = dataModel;
-        this.mIsPrimaryInstance = isPrimaryInstance;
     }
 
     /** Called periodically to validate and update any data */
     @WorkerThread
     public void validateData() {
-        if (hasShortcutsPermission(mApp.getContext())
-                != mAppsList.hasShortcutHostPermission()) {
-            mApp.getModel().forceReload();
+        if (hasShortcutsPermission(mContext) != mAppsList.hasShortcutHostPermission()) {
+            mModel.forceReload();
         }
     }
 
diff --git a/src/com/android/launcher3/model/ModelInitializer.kt b/src/com/android/launcher3/model/ModelInitializer.kt
index 69a320a..735a52a 100644
--- a/src/com/android/launcher3/model/ModelInitializer.kt
+++ b/src/com/android/launcher3/model/ModelInitializer.kt
@@ -38,18 +38,20 @@
 import com.android.launcher3.notification.NotificationListener
 import com.android.launcher3.pm.InstallSessionHelper
 import com.android.launcher3.pm.UserCache
+import com.android.launcher3.util.DaggerSingletonTracker
 import com.android.launcher3.util.Executors.MODEL_EXECUTOR
 import com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR
-import com.android.launcher3.util.SafeCloseable
 import com.android.launcher3.util.SettingsCache
 import com.android.launcher3.util.SettingsCache.NOTIFICATION_BADGING_URI
 import com.android.launcher3.util.SettingsCache.PRIVATE_SPACE_HIDE_WHEN_LOCKED_URI
 import com.android.launcher3.util.SimpleBroadcastReceiver
 import com.android.launcher3.widget.custom.CustomWidgetManager
-import java.util.function.Consumer
+import javax.inject.Inject
 
 /** Utility class for initializing all model callbacks */
-class ModelInitializer(
+class ModelInitializer
+@Inject
+constructor(
     @ApplicationContext private val context: Context,
     private val iconPool: IconPool,
     private val iconCache: IconCache,
@@ -60,7 +62,7 @@
     private val iconProvider: LauncherIconProvider,
     private val customWidgetManager: CustomWidgetManager,
     private val installSessionHelper: InstallSessionHelper,
-    private val closeActions: Consumer<SafeCloseable>,
+    private val lifeCycle: DaggerSingletonTracker,
 ) {
 
     fun initialize(model: LauncherModel) {
@@ -75,18 +77,18 @@
             if (modelChanged) refreshAndReloadLauncher()
         }
         idp.addOnChangeListener(idpChangeListener)
-        closeActions.accept { idp.removeOnChangeListener(idpChangeListener) }
+        lifeCycle.addCloseable { idp.removeOnChangeListener(idpChangeListener) }
 
         // Theme changes
         val themeChangeListener = ThemeChangeListener { refreshAndReloadLauncher() }
         themeManager.addChangeListener(themeChangeListener)
-        closeActions.accept { themeManager.removeChangeListener(themeChangeListener) }
+        lifeCycle.addCloseable { themeManager.removeChangeListener(themeChangeListener) }
 
         // System changes
         val modelCallbacks = model.newModelCallbacks()
         val launcherApps = context.getSystemService(LauncherApps::class.java)!!
-        launcherApps.registerCallback(modelCallbacks)
-        closeActions.accept { launcherApps.unregisterCallback(modelCallbacks) }
+        launcherApps.registerCallback(modelCallbacks, MODEL_EXECUTOR.handler)
+        lifeCycle.addCloseable { launcherApps.unregisterCallback(modelCallbacks) }
 
         if (Utilities.ATLEAST_V && Flags.enableSupportForArchiving()) {
             launcherApps.setArchiveCompatibility(
@@ -101,23 +103,23 @@
         val dpUpdateReceiver =
             SimpleBroadcastReceiver(context, UI_HELPER_EXECUTOR) { model.reloadStringCache() }
         dpUpdateReceiver.register(ACTION_DEVICE_POLICY_RESOURCE_UPDATED)
-        closeActions.accept { dpUpdateReceiver.unregisterReceiverSafely() }
+        lifeCycle.addCloseable { dpUpdateReceiver.unregisterReceiverSafely() }
 
         // Development helper
         if (BuildConfig.IS_STUDIO_BUILD) {
             val reloadReceiver =
                 SimpleBroadcastReceiver(context, UI_HELPER_EXECUTOR) { model.forceReload() }
             reloadReceiver.register(Context.RECEIVER_EXPORTED, ACTION_FORCE_RELOAD)
-            closeActions.accept { reloadReceiver.unregisterReceiverSafely() }
+            lifeCycle.addCloseable { reloadReceiver.unregisterReceiverSafely() }
         }
 
         // User changes
-        closeActions.accept(userCache.addUserEventListener(model::onUserEvent))
+        lifeCycle.addCloseable(userCache.addUserEventListener(model::onUserEvent))
 
         // Private space settings changes
         val psSettingsListener = SettingsCache.OnChangeListener { model.forceReload() }
         settingsCache.register(PRIVATE_SPACE_HIDE_WHEN_LOCKED_URI, psSettingsListener)
-        closeActions.accept {
+        lifeCycle.addCloseable {
             settingsCache.unregister(PRIVATE_SPACE_HIDE_WHEN_LOCKED_URI, psSettingsListener)
         }
 
@@ -131,7 +133,7 @@
             }
         settingsCache.register(NOTIFICATION_BADGING_URI, notificationChanges)
         notificationChanges.onSettingsChanged(settingsCache.getValue(NOTIFICATION_BADGING_URI))
-        closeActions.accept {
+        lifeCycle.addCloseable {
             settingsCache.unregister(NOTIFICATION_BADGING_URI, notificationChanges)
         }
 
@@ -142,21 +144,21 @@
                     if (LoaderTask.SMARTSPACE_ON_HOME_SCREEN == key) model.forceReload()
                 }
             getPrefs(context).registerOnSharedPreferenceChangeListener(smartSpacePrefChanges)
-            closeActions.accept {
+            lifeCycle.addCloseable {
                 getPrefs(context).unregisterOnSharedPreferenceChangeListener(smartSpacePrefChanges)
             }
         }
 
         // Custom widgets
-        closeActions.accept(customWidgetManager.addWidgetRefreshCallback(model::rebindCallbacks))
+        lifeCycle.addCloseable(customWidgetManager.addWidgetRefreshCallback(model::rebindCallbacks))
 
         // Icon changes
-        closeActions.accept(
+        lifeCycle.addCloseable(
             iconProvider.registerIconChangeListener(model::onAppIconChanged, MODEL_EXECUTOR.handler)
         )
 
         // Install session changes
-        closeActions.accept(installSessionHelper.registerInstallTracker(modelCallbacks))
+        lifeCycle.addCloseable(installSessionHelper.registerInstallTracker(modelCallbacks))
     }
 
     companion object {
diff --git a/src/com/android/launcher3/model/WorkspaceItemProcessor.kt b/src/com/android/launcher3/model/WorkspaceItemProcessor.kt
index 3919eb7..99f2837 100644
--- a/src/com/android/launcher3/model/WorkspaceItemProcessor.kt
+++ b/src/com/android/launcher3/model/WorkspaceItemProcessor.kt
@@ -194,29 +194,35 @@
         if (intent.`package` == null) {
             intent.`package` = targetPkg
         }
-        val isPreArchived = appInfoWrapper.isArchived() && c.restoreFlag != 0
+
+        val isPreArchivedShortcut =
+            Flags.restoreArchivedShortcuts() &&
+                appInfoWrapper.isArchived() &&
+                c.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT &&
+                c.restoreFlag != 0
 
         // else if cn == null => can't infer much, leave it
         // else if !validPkg => could be restored icon or missing sd-card
         when {
-            !TextUtils.isEmpty(targetPkg) && (!validTarget || isPreArchived) -> {
+            !TextUtils.isEmpty(targetPkg) && (!validTarget || isPreArchivedShortcut) -> {
                 // Points to a valid app (superset of cn != null) but the apk
                 // is not available.
                 when {
-                    c.restoreFlag != 0 || isPreArchived -> {
+                    c.restoreFlag != 0 || isPreArchivedShortcut -> {
                         // Package is not yet available but might be
                         // installed later.
                         FileLog.d(
                             TAG,
                             "package not yet restored: $targetPkg, itemType=${c.itemType}" +
-                                "isPreArchived=$isPreArchived, restoreFlag=${c.restoreFlag}",
+                                ", isPreArchivedShortcut=$isPreArchivedShortcut" +
+                                ", restoreFlag=${c.restoreFlag}",
                         )
                         tempPackageKey.update(targetPkg, c.user)
                         when {
                             c.hasRestoreFlag(WorkspaceItemInfo.FLAG_RESTORE_STARTED) -> {
                                 // Restore has started once.
                             }
-                            installingPkgs.containsKey(tempPackageKey) || isPreArchived -> {
+                            installingPkgs.containsKey(tempPackageKey) || isPreArchivedShortcut -> {
                                 // App restore has started. Update the flag
                                 c.restoreFlag =
                                     c.restoreFlag or WorkspaceItemInfo.FLAG_RESTORE_STARTED
@@ -268,7 +274,7 @@
             )
             validTarget = false
         }
-        if (validTarget && !isPreArchived) {
+        if (validTarget && !isPreArchivedShortcut) {
             FileLog.d(
                 TAG,
                 "valid target true, marking restored: $targetPkg," +
@@ -283,7 +289,7 @@
         when {
             c.restoreFlag != 0 -> {
                 // Already verified above that user is same as default user
-                info = c.getRestoredItemInfo(intent, isPreArchived)
+                info = c.getRestoredItemInfo(intent, isPreArchivedShortcut)
             }
             c.itemType == Favorites.ITEM_TYPE_APPLICATION ->
                 info = c.getAppShortcutInfo(intent, allowMissingTarget, useLowResIcon, false)
diff --git a/src/com/android/launcher3/model/data/ItemInfoWithIcon.java b/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
index ff40f30..b60b8cc 100644
--- a/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
+++ b/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
@@ -22,6 +22,7 @@
 import android.content.Intent;
 import android.os.Process;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.Flags;
@@ -44,6 +45,7 @@
     /**
      * The bitmap for the application icon
      */
+    @NonNull
     public BitmapInfo bitmap = BitmapInfo.LOW_RES_INFO;
 
     /**
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 0da431f..23941bb 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -538,7 +538,7 @@
         }
 
         logFavoritesTable(controller.getDb(), "launcher db after remap widget ids", null, null);
-        LauncherAppState.INSTANCE.executeIfCreated(app -> app.getModel().forceReload());
+        LauncherAppState.INSTANCE.get(context).getModel().reloadIfActive();
     }
 
     private static void logDatabaseWidgetInfo(ModelDbController controller) {
diff --git a/src/com/android/launcher3/util/Executors.java b/src/com/android/launcher3/util/Executors.java
index c622b71..296fc8a 100644
--- a/src/com/android/launcher3/util/Executors.java
+++ b/src/com/android/launcher3/util/Executors.java
@@ -16,8 +16,8 @@
 package com.android.launcher3.util;
 
 import static android.os.Process.THREAD_PRIORITY_BACKGROUND;
+import static android.os.Process.THREAD_PRIORITY_FOREGROUND;
 
-import android.os.HandlerThread;
 import android.os.Looper;
 import android.os.Process;
 
@@ -51,21 +51,20 @@
     /**
      * An {@link LooperExecutor} to be used with async task where order is important.
      */
-    public static final LooperExecutor ORDERED_BG_EXECUTOR = new LooperExecutor(
-            createAndStartNewLooper("BackgroundExecutor", THREAD_PRIORITY_BACKGROUND));
+    public static final LooperExecutor ORDERED_BG_EXECUTOR =
+            new LooperExecutor("BackgroundExecutor", THREAD_PRIORITY_BACKGROUND);
 
     /**
      * Returns the executor for running tasks on the main thread.
      */
     public static final LooperExecutor MAIN_EXECUTOR =
-            new LooperExecutor(Looper.getMainLooper());
+            new LooperExecutor(Looper.getMainLooper(), THREAD_PRIORITY_FOREGROUND);
 
     /**
      * A background executor for using time sensitive actions where user is waiting for response.
      */
     public static final LooperExecutor UI_HELPER_EXECUTOR =
-            new LooperExecutor(
-                    createAndStartNewLooper("UiThreadHelper", Process.THREAD_PRIORITY_FOREGROUND));
+            new LooperExecutor("UiThreadHelper", Process.THREAD_PRIORITY_FOREGROUND);
 
 
     /** A background executor to preinflate views. */
@@ -75,26 +74,9 @@
                             "preinflate-allapps-icons", THREAD_PRIORITY_BACKGROUND));
 
     /**
-     * Utility method to get a started handler thread statically
-     */
-    public static Looper createAndStartNewLooper(String name) {
-        return createAndStartNewLooper(name, Process.THREAD_PRIORITY_DEFAULT);
-    }
-
-    /**
-     * Utility method to get a started handler thread statically with the provided priority
-     */
-    public static Looper createAndStartNewLooper(String name, int priority) {
-        HandlerThread thread = new HandlerThread(name, priority);
-        thread.start();
-        return thread.getLooper();
-    }
-
-    /**
      * Executor used for running Launcher model related tasks (eg loading icons or updated db)
      */
-    public static final LooperExecutor MODEL_EXECUTOR =
-            new LooperExecutor(createAndStartNewLooper("launcher-loader"));
+    public static final LooperExecutor MODEL_EXECUTOR = new LooperExecutor("launcher-loader");
 
     /**
      * Returns and caches a single thread executor for a given package.
@@ -102,9 +84,7 @@
      * @param packageName Package associated with the executor.
      */
     public static LooperExecutor getPackageExecutor(String packageName) {
-        return PACKAGE_EXECUTORS.computeIfAbsent(
-                packageName, p -> new LooperExecutor(
-                        createAndStartNewLooper(p, Process.THREAD_PRIORITY_DEFAULT)));
+        return PACKAGE_EXECUTORS.computeIfAbsent(packageName, LooperExecutor::new);
     }
 
     /**
diff --git a/src/com/android/launcher3/util/LooperExecutor.java b/src/com/android/launcher3/util/LooperExecutor.java
deleted file mode 100644
index 3a8a13c..0000000
--- a/src/com/android/launcher3/util/LooperExecutor.java
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * 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.launcher3.util;
-
-import android.os.Handler;
-import android.os.HandlerThread;
-import android.os.Looper;
-import android.os.Process;
-
-import java.util.List;
-import java.util.concurrent.AbstractExecutorService;
-import java.util.concurrent.TimeUnit;
-
-/**
- * Extension of {@link AbstractExecutorService} which executed on a provided looper.
- */
-public class LooperExecutor extends AbstractExecutorService {
-
-    private final Handler mHandler;
-
-    public LooperExecutor(Looper looper) {
-        mHandler = new Handler(looper);
-    }
-
-    public Handler getHandler() {
-        return mHandler;
-    }
-
-    @Override
-    public void execute(Runnable runnable) {
-        if (getHandler().getLooper() == Looper.myLooper()) {
-            runnable.run();
-        } else {
-            getHandler().post(runnable);
-        }
-    }
-
-    /**
-     * Same as execute, but never runs the action inline.
-     */
-    public void post(Runnable runnable) {
-        getHandler().post(runnable);
-    }
-
-    /**
-     * Not supported and throws an exception when used.
-     */
-    @Override
-    @Deprecated
-    public void shutdown() {
-        throw new UnsupportedOperationException();
-    }
-
-    /**
-     * Not supported and throws an exception when used.
-     */
-    @Override
-    @Deprecated
-    public List<Runnable> shutdownNow() {
-        throw new UnsupportedOperationException();
-    }
-
-    @Override
-    public boolean isShutdown() {
-        return false;
-    }
-
-    @Override
-    public boolean isTerminated() {
-        return false;
-    }
-
-    /**
-     * Not supported and throws an exception when used.
-     */
-    @Override
-    @Deprecated
-    public boolean awaitTermination(long l, TimeUnit timeUnit) {
-        throw new UnsupportedOperationException();
-    }
-
-    /**
-     * Returns the thread for this executor
-     */
-    public Thread getThread() {
-        return getHandler().getLooper().getThread();
-    }
-
-    /**
-     * Returns the looper for this executor
-     */
-    public Looper getLooper() {
-        return getHandler().getLooper();
-    }
-
-    /**
-     * Set the priority of a thread, based on Linux priorities.
-     * @param priority Linux priority level, from -20 for highest scheduling priority
-     *                to 19 for lowest scheduling priority.
-     * @see Process#setThreadPriority(int, int)
-     */
-    public void setThreadPriority(int priority) {
-        Process.setThreadPriority(((HandlerThread) getThread()).getThreadId(), priority);
-    }
-}
diff --git a/src/com/android/launcher3/util/LooperExecutor.kt b/src/com/android/launcher3/util/LooperExecutor.kt
new file mode 100644
index 0000000..6ff528d
--- /dev/null
+++ b/src/com/android/launcher3/util/LooperExecutor.kt
@@ -0,0 +1,118 @@
+/*
+ * 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.launcher3.util
+
+import android.os.Handler
+import android.os.HandlerThread
+import android.os.Looper
+import android.os.Process
+import android.os.Process.THREAD_PRIORITY_FOREGROUND
+import androidx.annotation.IntDef
+import java.util.concurrent.AbstractExecutorService
+import java.util.concurrent.TimeUnit
+import kotlin.annotation.AnnotationRetention.SOURCE
+
+/** Extension of [AbstractExecutorService] which executed on a provided looper. */
+class LooperExecutor(looper: Looper, private val defaultPriority: Int) : AbstractExecutorService() {
+    val handler: Handler = Handler(looper)
+
+    @JvmOverloads
+    constructor(
+        name: String,
+        defaultPriority: Int = Process.THREAD_PRIORITY_DEFAULT,
+    ) : this(createAndStartNewLooper(name, defaultPriority), defaultPriority)
+
+    /** Returns the thread for this executor */
+    val thread: Thread
+        get() = handler.looper.thread
+
+    /** Returns the looper for this executor */
+    val looper: Looper
+        get() = handler.looper
+
+    @ElevationCaller private var elevationFlags: Int = 0
+
+    override fun execute(runnable: Runnable) {
+        if (handler.looper == Looper.myLooper()) {
+            runnable.run()
+        } else {
+            handler.post(runnable)
+        }
+    }
+
+    /** Same as execute, but never runs the action inline. */
+    fun post(runnable: Runnable) {
+        handler.post(runnable)
+    }
+
+    @Deprecated("Not supported and throws an exception when used")
+    override fun shutdown() {
+        throw UnsupportedOperationException()
+    }
+
+    @Deprecated("Not supported and throws an exception when used.")
+    override fun shutdownNow(): List<Runnable> {
+        throw UnsupportedOperationException()
+    }
+
+    override fun isShutdown() = false
+
+    override fun isTerminated() = false
+
+    @Deprecated("Not supported and throws an exception when used.")
+    override fun awaitTermination(l: Long, timeUnit: TimeUnit): Boolean {
+        throw UnsupportedOperationException()
+    }
+
+    /**
+     * Increases the priority of the thread for the [caller]. Multiple calls with same caller are
+     * ignored. The priority is reset once wall callers have restored priority
+     */
+    fun elevatePriority(@ElevationCaller caller: Int) {
+        val wasElevated = elevationFlags != 0
+        elevationFlags = elevationFlags.or(caller)
+        if (elevationFlags != 0 && !wasElevated)
+            Process.setThreadPriority(
+                (thread as HandlerThread).threadId,
+                THREAD_PRIORITY_FOREGROUND,
+            )
+    }
+
+    /** Restores to default priority if it was previously elevated */
+    fun restorePriority(@ElevationCaller caller: Int) {
+        val wasElevated = elevationFlags != 0
+        elevationFlags = elevationFlags.and(caller.inv())
+        if (elevationFlags == 0 && wasElevated)
+            Process.setThreadPriority((thread as HandlerThread).threadId, defaultPriority)
+    }
+
+    @Retention(SOURCE)
+    @IntDef(value = [CALLER_LOADER_TASK, CALLER_ICON_CACHE], flag = true)
+    annotation class ElevationCaller
+
+    companion object {
+        /** Utility method to get a started handler thread statically with the provided priority */
+        @JvmOverloads
+        @JvmStatic
+        fun createAndStartNewLooper(
+            name: String,
+            priority: Int = Process.THREAD_PRIORITY_DEFAULT,
+        ): Looper = HandlerThread(name, priority).apply { start() }.looper
+
+        const val CALLER_LOADER_TASK = 1 shl 0
+        const val CALLER_ICON_CACHE = 1 shl 1
+    }
+}
diff --git a/src/com/android/launcher3/util/SplitConfigurationOptions.java b/src/com/android/launcher3/util/SplitConfigurationOptions.java
index 44a7c6f..e1ef77a 100644
--- a/src/com/android/launcher3/util/SplitConfigurationOptions.java
+++ b/src/com/android/launcher3/util/SplitConfigurationOptions.java
@@ -127,10 +127,10 @@
         /** This rect represents the actual gap between the two apps */
         public final Rect visualDividerBounds;
         // This class is orientation-agnostic, so we compute both for later use
-        public final float topTaskPercent;
-        public final float leftTaskPercent;
-        public final float dividerWidthPercent;
-        public final float dividerHeightPercent;
+        private final float topTaskPercent;
+        private final float leftTaskPercent;
+        private final float dividerWidthPercent;
+        private final float dividerHeightPercent;
         public final int snapPosition;
 
         /**
@@ -190,6 +190,39 @@
             dividerHeightPercent = visualDividerBounds.height() / totalHeight;
         }
 
+        /**
+         * Returns the percentage size of the left/top task (compared to the full width/height of
+         * the split pair). E.g. if the left task is 4 units wide, the divider is 2 units, and the
+         * right task is 4 units, this method will return 0.4f.
+         */
+        public float getLeftTopTaskPercent() {
+            // topTaskPercent and leftTaskPercent are defined at creation time, and are not updated
+            // on device rotate, so we have to check appsStackedVertically to return the right
+            // creation-time measurements.
+            return appsStackedVertically ? topTaskPercent : leftTaskPercent;
+        }
+
+        /**
+         * Returns the percentage size of the divider's thickness (compared to the full width/height
+         * of the split pair). E.g. if the left task is 4 units wide, the divider is 2 units, and
+         * the right task is 4 units, this method will return 0.2f.
+         */
+        public float getDividerPercent() {
+            // dividerHeightPercent and dividerWidthPercent are defined at creation time, and are
+            // not updated on device rotate, so we have to check appsStackedVertically to return
+            // the right creation-time measurements.
+            return appsStackedVertically ? dividerHeightPercent : dividerWidthPercent;
+        }
+
+        /**
+         * Returns the percentage size of the right/bottom task (compared to the full width/height
+         * of the split pair). E.g. if the left task is 4 units wide, the divider is 2 units, and
+         * the right task is 4 units, this method will return 0.4f.
+         */
+        public float getRightBottomTaskPercent() {
+            return 1 - (getLeftTopTaskPercent() + getDividerPercent());
+        }
+
         @Override
         public String toString() {
             return "LeftTop: " + leftTopBounds + ", taskId: " + leftTopTaskId + "\n"
diff --git a/src/com/android/launcher3/widget/picker/WidgetRecommendationCategoryProvider.java b/src/com/android/launcher3/widget/picker/WidgetRecommendationCategoryProvider.java
index f8dc6b0..8f34fe3 100644
--- a/src/com/android/launcher3/widget/picker/WidgetRecommendationCategoryProvider.java
+++ b/src/com/android/launcher3/widget/picker/WidgetRecommendationCategoryProvider.java
@@ -35,19 +35,7 @@
  * own implementation. Method {@code getWidgetRecommendationCategory} is called per widget to get
  * the category.</p>
  */
-public class WidgetRecommendationCategoryProvider implements ResourceBasedOverride {
-    private static final String TAG = "WidgetRecommendationCategoryProvider";
-
-    /**
-     * Retrieve instance of this object that can be overridden in runtime based on the build
-     * variant of the application.
-     */
-    public static WidgetRecommendationCategoryProvider newInstance(Context context) {
-        Preconditions.assertWorkerThread();
-        return Overrides.getObject(
-                WidgetRecommendationCategoryProvider.class, context.getApplicationContext(),
-                R.string.widget_recommendation_category_provider_class);
-    }
+public class WidgetRecommendationCategoryProvider {
 
     /**
      * Returns a {@link WidgetRecommendationCategory} for the provided widget item that can be used
diff --git a/tests/multivalentTests/src/com/android/launcher3/icons/IconCacheTest.java b/tests/multivalentTests/src/com/android/launcher3/icons/IconCacheTest.java
index 9026748..0aaf4d7 100644
--- a/tests/multivalentTests/src/com/android/launcher3/icons/IconCacheTest.java
+++ b/tests/multivalentTests/src/com/android/launcher3/icons/IconCacheTest.java
@@ -56,7 +56,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.SmallTest;
 
-import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.icons.cache.CachingLogic;
 import com.android.launcher3.icons.cache.IconCacheUpdateHandler;
 import com.android.launcher3.icons.cache.LauncherActivityCachingLogic;
@@ -69,11 +69,13 @@
 import com.android.launcher3.util.ApplicationInfoWrapper;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.util.SandboxApplication;
 
 import com.google.common.truth.Truth;
 
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -85,20 +87,18 @@
 @RunWith(AndroidJUnit4.class)
 public class IconCacheTest {
 
-    private Context mContext;
+    @Rule public SandboxApplication mContext = new SandboxApplication();
+
     private IconCache mIconCache;
 
     private ComponentName mMyComponent;
 
     @Before
     public void setup() {
-        mContext = getInstrumentation().getTargetContext();
         mMyComponent = new ComponentName(mContext, SettingsActivity.class);
 
         // In memory icon cache
-        mIconCache = new IconCache(mContext,
-                InvariantDeviceProfile.INSTANCE.get(mContext), null,
-                new LauncherIconProvider(mContext));
+        mIconCache = LauncherAppState.getInstance(mContext).getIconCache();
     }
 
     @After
diff --git a/tests/multivalentTests/src/com/android/launcher3/model/AddWorkspaceItemsTaskTest.kt b/tests/multivalentTests/src/com/android/launcher3/model/AddWorkspaceItemsTaskTest.kt
index ce04682..08b8f81 100644
--- a/tests/multivalentTests/src/com/android/launcher3/model/AddWorkspaceItemsTaskTest.kt
+++ b/tests/multivalentTests/src/com/android/launcher3/model/AddWorkspaceItemsTaskTest.kt
@@ -155,7 +155,7 @@
     private fun verifyItemSpaceFinderCall(nonEmptyScreenIds: List<Int>, numberOfExpectedCall: Int) {
         verify(mWorkspaceItemSpaceFinder, times(numberOfExpectedCall))
             .findSpaceForItem(
-                same(mAppState),
+                eq(mAppState),
                 same(mModelHelper.bgDataModel),
                 eq(IntArray.wrap(*nonEmptyScreenIds.toIntArray())),
                 eq(IntArray()),
diff --git a/tests/multivalentTests/src/com/android/launcher3/model/LoaderCursorTest.java b/tests/multivalentTests/src/com/android/launcher3/model/LoaderCursorTest.java
index 11047fb..ad40818 100644
--- a/tests/multivalentTests/src/com/android/launcher3/model/LoaderCursorTest.java
+++ b/tests/multivalentTests/src/com/android/launcher3/model/LoaderCursorTest.java
@@ -70,6 +70,7 @@
 import com.android.launcher3.Flags;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.icons.BitmapInfo;
 import com.android.launcher3.icons.LauncherIcons;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
@@ -258,7 +259,6 @@
         initCursor(ITEM_TYPE_APPLICATION, "title");
         assertTrue(mLoaderCursor.moveToNext());
         WorkspaceItemInfo itemInfo = new WorkspaceItemInfo();
-        itemInfo.bitmap = null;
         itemInfo.runtimeStatusFlags |= FLAG_ARCHIVED;
         Bitmap expectedBitmap = LauncherIcons.obtain(mContext)
                 .createIconBitmap(decodeByteArray(sTestBlob, 0, sTestBlob.length))
@@ -289,7 +289,7 @@
         initCursor(ITEM_TYPE_APPLICATION, "title");
         assertTrue(mLoaderCursor.moveToNext());
         WorkspaceItemInfo itemInfo = new WorkspaceItemInfo();
-        itemInfo.bitmap = null;
+        BitmapInfo original = itemInfo.bitmap;
         itemInfo.runtimeStatusFlags |= FLAG_ARCHIVED;
         Intent intent = new Intent();
         intent.setComponent(new ComponentName("package", "class"));
@@ -297,7 +297,7 @@
         // When
         mLoaderCursor.loadWorkspaceTitleAndIcon(false, false, itemInfo);
         // Then
-        assertThat(itemInfo.bitmap).isNull();
+        assertThat(itemInfo.bitmap).isEqualTo(original);
     }
 
     @Test
diff --git a/tests/multivalentTests/src/com/android/launcher3/util/LauncherModelHelper.java b/tests/multivalentTests/src/com/android/launcher3/util/LauncherModelHelper.java
index 09b9a3b..cee5559 100644
--- a/tests/multivalentTests/src/com/android/launcher3/util/LauncherModelHelper.java
+++ b/tests/multivalentTests/src/com/android/launcher3/util/LauncherModelHelper.java
@@ -21,8 +21,8 @@
 
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
-import static com.android.launcher3.util.TestUtil.runOnExecutorSync;
 import static com.android.launcher3.util.TestUtil.grantWriteSecurePermission;
+import static com.android.launcher3.util.TestUtil.runOnExecutorSync;
 
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
@@ -51,6 +51,7 @@
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherModel;
+import com.android.launcher3.dagger.LauncherBaseAppComponent;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.Callbacks;
 import com.android.launcher3.model.ModelDbController;
@@ -267,14 +268,6 @@
         }
 
         @Override
-        public <T extends SafeCloseable> T createObject(MainThreadInitializedObject<T> object) {
-            if (object == LauncherAppState.INSTANCE) {
-                return (T) new LauncherAppState(this, null /* iconCacheFileName */);
-            }
-            return super.createObject(object);
-        }
-
-        @Override
         public File getDatabasePath(String name) {
             if (!mDbDir.exists()) {
                 mDbDir.mkdirs();
@@ -342,5 +335,10 @@
             }
             return success;
         }
+
+        @Override
+        public void initDaggerComponent(LauncherBaseAppComponent.Builder componentBuilder) {
+            super.initDaggerComponent(componentBuilder.iconsDbName(null));
+        }
     }
 }
diff --git a/tests/multivalentTests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt b/tests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt
similarity index 97%
rename from tests/multivalentTests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt
rename to tests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt
index 15accbd..c956395 100644
--- a/tests/multivalentTests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt
+++ b/tests/src/com/android/launcher3/folder/PreviewItemManagerTest.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2023 The Android Open Source Project
+ * Copyright (C) 2025 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.
@@ -20,6 +20,7 @@
 import android.os.Process
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
+import com.android.dx.mockito.inline.extended.ExtendedMockito.spyOn
 import com.android.launcher3.LauncherAppState
 import com.android.launcher3.LauncherPrefs
 import com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_FOLDER
@@ -61,11 +62,11 @@
 import org.junit.runner.Description
 import org.junit.runner.RunWith
 import org.junit.runners.model.Statement
+import org.mockito.MockitoAnnotations
 import org.mockito.kotlin.any
 import org.mockito.kotlin.argumentCaptor
 import org.mockito.kotlin.doReturn
 import org.mockito.kotlin.eq
-import org.mockito.kotlin.spy
 import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 
@@ -85,6 +86,7 @@
 
     @Before
     fun setup() {
+        MockitoAnnotations.initMocks(this)
         modelHelper = LauncherModelHelper()
         context = modelHelper.sandboxContext
         context.initDaggerComponent(DaggerPreviewItemManagerTestComponent.builder())
@@ -93,10 +95,8 @@
         }
         folderIcon = FolderIcon(ActivityContextWrapper(context))
 
-        val app = spy(LauncherAppState.getInstance(context))
-        iconCache = spy(app.iconCache)
-        doReturn(iconCache).whenever(app).iconCache
-        context.putObject(LauncherAppState.INSTANCE, app)
+        iconCache = LauncherAppState.INSTANCE[context].iconCache
+        spyOn(iconCache)
         doReturn(null).whenever(iconCache).updateIconInBackground(any(), any())
 
         previewItemManager = PreviewItemManager(folderIcon)
diff --git a/tests/src/com/android/launcher3/model/LoaderTaskTest.kt b/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
index 8f64e84..582cf3c 100644
--- a/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
+++ b/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
@@ -14,6 +14,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.dx.mockito.inline.extended.ExtendedMockito
+import com.android.dx.mockito.inline.extended.ExtendedMockito.spyOn
 import com.android.launcher3.Flags
 import com.android.launcher3.LauncherAppState
 import com.android.launcher3.LauncherModel
@@ -67,7 +68,6 @@
 import org.mockito.kotlin.anyOrNull
 import org.mockito.kotlin.doReturn
 import org.mockito.kotlin.mock
-import org.mockito.kotlin.spy
 import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 import org.mockito.quality.Strictness
@@ -92,7 +92,6 @@
         )
     private lateinit var mockitoSession: MockitoSession
 
-    @Mock private lateinit var app: LauncherAppState
     @Mock private lateinit var bgAllAppsList: AllAppsList
     @Mock private lateinit var modelDelegate: ModelDelegate
     @Mock private lateinit var launcherBinder: BaseLauncherBinder
@@ -108,6 +107,9 @@
 
     @get:Rule val setFlagsRule = SetFlagsRule()
 
+    private val app: LauncherAppState
+        get() = context.appComponent.launcherAppState
+
     @Before
     fun setup() {
         MockitoAnnotations.initMocks(this)
@@ -118,32 +120,28 @@
                 .strictness(Strictness.LENIENT)
                 .mockStatic(FirstScreenBroadcastHelper::class.java)
                 .startMocking()
-        val idp =
-            context.appComponent.idp.apply {
-                numRows = 5
-                numColumns = 6
-                numDatabaseHotseatIcons = 5
-            }
-        context.putObject(LauncherAppState.INSTANCE, app)
-
         doReturn(TestViewHelpers.findWidgetProvider(false))
             .`when`(context.spyService(AppWidgetManager::class.java))
             .getAppWidgetInfo(any())
-        `when`(app.context).thenReturn(context)
-        `when`(app.model).thenReturn(launcherModel)
 
         `when`(launcherModel.beginLoader(any())).thenReturn(transaction)
-        `when`(app.iconCache).thenReturn(iconCache)
         `when`(launcherModel.modelDbController)
             .thenReturn(FactitiousDbController(context, INSERTION_STATEMENT_FILE))
-        `when`(app.invariantDeviceProfile).thenReturn(idp)
         `when`(launcherBinder.newIdleLock(any())).thenReturn(idleLock)
         `when`(idleLock.awaitLocked(1000)).thenReturn(false)
         `when`(iconCache.getUpdateHandler()).thenReturn(iconCacheUpdateHandler)
         `when`(widgetsFilterDataProvider.getDefaultWidgetsFilter()).thenReturn(Predicate { true })
         context.initDaggerComponent(
-            DaggerLoaderTaskTest_TestComponent.builder().bindUserCache(userCache)
+            DaggerLoaderTaskTest_TestComponent.builder()
+                .bindUserCache(userCache)
+                .bindIconCache(iconCache)
+                .bindLauncherModel(launcherModel)
         )
+        context.appComponent.idp.apply {
+            numRows = 5
+            numColumns = 6
+            numDatabaseHotseatIcons = 5
+        }
         TestUtil.grantWriteSecurePermission()
     }
 
@@ -281,8 +279,8 @@
     @EnableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
     fun `When broadcast flag on and is restore and secure setting off then send new broadcast`() {
         // Given
-        val spyContext = spy(context)
-        `when`(app.context).thenReturn(spyContext)
+        spyOn(context)
+        val spyContext = context
         whenever(
                 FirstScreenBroadcastHelper.createModelsForFirstScreenBroadcast(
                     any(),
@@ -357,8 +355,8 @@
     @EnableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
     fun `When not a restore then installed item broadcast not sent`() {
         // Given
-        val spyContext = spy(context)
-        `when`(app.context).thenReturn(spyContext)
+        spyOn(context)
+        val spyContext = context
         whenever(
                 FirstScreenBroadcastHelper.createModelsForFirstScreenBroadcast(
                     any(),
@@ -398,8 +396,8 @@
     @DisableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
     fun `When broadcast flag off then installed item broadcast not sent`() {
         // Given
-        val spyContext = spy(context)
-        `when`(app.context).thenReturn(spyContext)
+        spyOn(context)
+        val spyContext = context
         whenever(
                 FirstScreenBroadcastHelper.createModelsForFirstScreenBroadcast(
                     any(),
@@ -444,8 +442,8 @@
     @EnableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
     fun `When failsafe secure setting on then installed item broadcast not sent`() {
         // Given
-        val spyContext = spy(context)
-        `when`(app.context).thenReturn(spyContext)
+        spyOn(context)
+        val spyContext = context
         whenever(
                 FirstScreenBroadcastHelper.createModelsForFirstScreenBroadcast(
                     any(),
@@ -644,6 +642,10 @@
         interface Builder : LauncherAppComponent.Builder {
             @BindsInstance fun bindUserCache(userCache: UserCache): Builder
 
+            @BindsInstance fun bindLauncherModel(model: LauncherModel): Builder
+
+            @BindsInstance fun bindIconCache(iconCache: IconCache): Builder
+
             override fun build(): TestComponent
         }
     }