diff --git a/Android.bp b/Android.bp
index 9d7aa73..223e2c2 100644
--- a/Android.bp
+++ b/Android.bp
@@ -66,6 +66,8 @@
     srcs: [
         "quickstep/src/**/*.kt",
         "quickstep/src/**/*.java",
+    ],
+    device_common_srcs: [
         ":launcher-quickstep-processed-protolog-src",
     ],
 }
@@ -90,7 +92,7 @@
     ],
 }
 
-genrule {
+java_genrule {
     name: "launcher-quickstep-processed-protolog-src",
     srcs: [
         ":protolog-impl",
@@ -108,7 +110,7 @@
     out: ["launcher.quickstep.protolog.srcjar"],
 }
 
-genrule {
+java_genrule {
     name: "gen-launcher.quickstep.protolog.pb",
     srcs: [
         ":launcher-quickstep-unprocessed-protolog-src",
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index c71b833..d334cf4 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -369,6 +369,13 @@
 }
 
 flag {
+    name: "work_scheduler_in_work_profile"
+    namespace: "launcher"
+    description: "Enables work scheduler view above the work pause button in work profile."
+    bug: "361589193"
+}
+
+flag {
     name: "one_grid_specs"
     namespace: "launcher"
     description: "Defines the new specs for grids based on OneGrid"
diff --git a/aconfig/launcher_overview.aconfig b/aconfig/launcher_overview.aconfig
index c59978f..4335f76 100644
--- a/aconfig/launcher_overview.aconfig
+++ b/aconfig/launcher_overview.aconfig
@@ -47,4 +47,11 @@
     metadata {
       purpose: PURPOSE_BUGFIX
     }
+}
+
+flag {
+    name: "enable_desktop_windowing_carousel_detach"
+    namespace: "launcher_overview"
+    description: "Makes the desktop windowing task carousel detaches from fullscreen task carousel during quickswitch."
+    bug: "353947917"
 }
\ No newline at end of file
diff --git a/quickstep/res/color/taskbar_minimized_app_indicator_color.xml b/quickstep/res/color/taskbar_minimized_app_indicator_color.xml
new file mode 100644
index 0000000..1596fe1
--- /dev/null
+++ b/quickstep/res/color/taskbar_minimized_app_indicator_color.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?attr/materialColorOutline"/>
+</selector>
diff --git a/quickstep/res/color/taskbar_running_app_indicator_color.xml b/quickstep/res/color/taskbar_running_app_indicator_color.xml
new file mode 100644
index 0000000..5dc9781
--- /dev/null
+++ b/quickstep/res/color/taskbar_running_app_indicator_color.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:color="?attr/materialColorTertiary"/>
+</selector>
diff --git a/quickstep/res/layout/taskbar_overflow_button.xml b/quickstep/res/layout/taskbar_overflow_view.xml
similarity index 86%
rename from quickstep/res/layout/taskbar_overflow_button.xml
rename to quickstep/res/layout/taskbar_overflow_view.xml
index 20104f2..7444e59 100644
--- a/quickstep/res/layout/taskbar_overflow_button.xml
+++ b/quickstep/res/layout/taskbar_overflow_view.xml
@@ -15,8 +15,7 @@
 -->
 
 <!-- Note: The actual size will match the taskbar icon sizes in TaskbarView#onLayout(). -->
-<com.android.launcher3.views.IconButtonView xmlns:android="http://schemas.android.com/apk/res/android"
-    style="@style/BaseIcon.Workspace.Taskbar"
+<com.android.launcher3.taskbar.TaskbarOverflowView xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="@dimen/taskbar_icon_min_touch_size"
     android:layout_height="@dimen/taskbar_icon_min_touch_size"
     android:backgroundTint="@android:color/transparent"
diff --git a/quickstep/res/values-ar/strings.xml b/quickstep/res/values-ar/strings.xml
index 0d3825f..b699d93 100644
--- a/quickstep/res/values-ar/strings.xml
+++ b/quickstep/res/values-ar/strings.xml
@@ -22,8 +22,7 @@
     <string name="recent_task_option_pin" msgid="7929860679018978258">"تثبيت"</string>
     <string name="recent_task_option_freeform" msgid="48863056265284071">"شكل مجاني"</string>
     <string name="recent_task_option_desktop" msgid="8280879717125435668">"الكمبيوتر المكتبي"</string>
-    <!-- no translation found for recent_task_option_external_display (4533840664313389484) -->
-    <skip />
+    <string name="recent_task_option_external_display" msgid="4533840664313389484">"نقل التطبيق إلى شاشة خارجية"</string>
     <string name="recent_task_desktop" msgid="8081113562549637334">"كمبيوتر مكتبي"</string>
     <string name="recents_empty_message" msgid="7040467240571714191">"ما مِن عناصر تم استخدامها مؤخرًا"</string>
     <string name="accessibility_app_usage_settings" msgid="6312864233673544149">"إعدادات استخدام التطبيق"</string>
diff --git a/quickstep/res/values-ja/strings.xml b/quickstep/res/values-ja/strings.xml
index 890959a..b30b000 100644
--- a/quickstep/res/values-ja/strings.xml
+++ b/quickstep/res/values-ja/strings.xml
@@ -22,8 +22,7 @@
     <string name="recent_task_option_pin" msgid="7929860679018978258">"固定"</string>
     <string name="recent_task_option_freeform" msgid="48863056265284071">"フリーフォーム"</string>
     <string name="recent_task_option_desktop" msgid="8280879717125435668">"デスクトップ"</string>
-    <!-- no translation found for recent_task_option_external_display (4533840664313389484) -->
-    <skip />
+    <string name="recent_task_option_external_display" msgid="4533840664313389484">"外部ディスプレイに移動する"</string>
     <string name="recent_task_desktop" msgid="8081113562549637334">"パソコン"</string>
     <string name="recents_empty_message" msgid="7040467240571714191">"最近のアイテムはありません"</string>
     <string name="accessibility_app_usage_settings" msgid="6312864233673544149">"アプリの使用状況の設定"</string>
diff --git a/quickstep/res/values-mk/strings.xml b/quickstep/res/values-mk/strings.xml
index d5216a5..2634b94 100644
--- a/quickstep/res/values-mk/strings.xml
+++ b/quickstep/res/values-mk/strings.xml
@@ -22,8 +22,7 @@
     <string name="recent_task_option_pin" msgid="7929860679018978258">"Закачи"</string>
     <string name="recent_task_option_freeform" msgid="48863056265284071">"Freeform"</string>
     <string name="recent_task_option_desktop" msgid="8280879717125435668">"Работна површина"</string>
-    <!-- no translation found for recent_task_option_external_display (4533840664313389484) -->
-    <skip />
+    <string name="recent_task_option_external_display" msgid="4533840664313389484">"Префрлете се на надворешниот екран"</string>
     <string name="recent_task_desktop" msgid="8081113562549637334">"За компјутер"</string>
     <string name="recents_empty_message" msgid="7040467240571714191">"Нема неодамнешни ставки"</string>
     <string name="accessibility_app_usage_settings" msgid="6312864233673544149">"Поставки за користење на апликациите"</string>
diff --git a/quickstep/res/values-th/strings.xml b/quickstep/res/values-th/strings.xml
index 1f93cb6..99b53d9 100644
--- a/quickstep/res/values-th/strings.xml
+++ b/quickstep/res/values-th/strings.xml
@@ -22,8 +22,7 @@
     <string name="recent_task_option_pin" msgid="7929860679018978258">"ปักหมุด"</string>
     <string name="recent_task_option_freeform" msgid="48863056265284071">"รูปแบบอิสระ"</string>
     <string name="recent_task_option_desktop" msgid="8280879717125435668">"เดสก์ท็อป"</string>
-    <!-- no translation found for recent_task_option_external_display (4533840664313389484) -->
-    <skip />
+    <string name="recent_task_option_external_display" msgid="4533840664313389484">"ย้ายไปยังจอแสดงผลภายนอก"</string>
     <string name="recent_task_desktop" msgid="8081113562549637334">"เดสก์ท็อป"</string>
     <string name="recents_empty_message" msgid="7040467240571714191">"ไม่มีรายการล่าสุด"</string>
     <string name="accessibility_app_usage_settings" msgid="6312864233673544149">"การตั้งค่าการใช้แอป"</string>
diff --git a/quickstep/res/values-vi/strings.xml b/quickstep/res/values-vi/strings.xml
index 2bf4a13..3a32551 100644
--- a/quickstep/res/values-vi/strings.xml
+++ b/quickstep/res/values-vi/strings.xml
@@ -22,8 +22,7 @@
     <string name="recent_task_option_pin" msgid="7929860679018978258">"Ghim"</string>
     <string name="recent_task_option_freeform" msgid="48863056265284071">"Dạng tự do"</string>
     <string name="recent_task_option_desktop" msgid="8280879717125435668">"Máy tính"</string>
-    <!-- no translation found for recent_task_option_external_display (4533840664313389484) -->
-    <skip />
+    <string name="recent_task_option_external_display" msgid="4533840664313389484">"Chuyển sang màn hình ngoài"</string>
     <string name="recent_task_desktop" msgid="8081113562549637334">"Máy tính"</string>
     <string name="recents_empty_message" msgid="7040467240571714191">"Không có mục gần đây nào"</string>
     <string name="accessibility_app_usage_settings" msgid="6312864233673544149">"Cài đặt mức sử dụng ứng dụng"</string>
diff --git a/quickstep/res/values/config.xml b/quickstep/res/values/config.xml
index db5ff19..3ae2b89 100644
--- a/quickstep/res/values/config.xml
+++ b/quickstep/res/values/config.xml
@@ -38,7 +38,6 @@
     <string name="nav_handle_long_press_handler_class" translatable="false"></string>
     <string name="contextual_search_invoker_class" translatable="false"></string>
     <string name="contextual_search_state_manager_class" translatable="false"></string>
-    <string name="api_wrapper_class" translatable="false">com.android.launcher3.uioverrides.SystemApiWrapper</string>
 
     <!-- The number of thumbnails and icons to keep in the cache. The thumbnail cache size also
          determines how many thumbnails will be fetched in the background. -->
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 5f35007..782a705 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -111,6 +111,7 @@
     <dimen name="motion_pause_detector_speed_very_slow">0.0285dp</dimen>
     <dimen name="motion_pause_detector_speed_slow">0.15dp</dimen>
     <dimen name="motion_pause_detector_speed_somewhat_fast">0.285dp</dimen>
+    <dimen name="motion_pause_detector_speed_trackpad_somewhat_fast">0.7dp</dimen>
     <dimen name="motion_pause_detector_speed_fast">1.4dp</dimen>
     <dimen name="motion_pause_detector_min_displacement_from_app">36dp</dimen>
     <dimen name="quickstep_fling_threshold_speed">0.5dp</dimen>
@@ -360,6 +361,7 @@
     <dimen name="taskbar_running_app_indicator_width">12dp</dimen>
     <dimen name="taskbar_running_app_indicator_top_margin">4dp</dimen>
     <dimen name="taskbar_minimized_app_indicator_width">6dp</dimen>
+    <dimen name="taskbar_overflow_button_preview_stroke">2dp</dimen>
 
     <!-- Transient taskbar -->
     <dimen name="transient_taskbar_padding">12dp</dimen>
@@ -502,6 +504,7 @@
     <dimen name="keyboard_quick_switch_recents_icon_size">20dp</dimen>
     <dimen name="keyboard_quick_switch_desktop_icon_size">32dp</dimen>
     <dimen name="keyboard_quick_switch_margin_top">56dp</dimen>
+    <dimen name="keyboard_quick_switch_margin_bottom">24dp</dimen>
     <dimen name="keyboard_quick_switch_margin_ends">16dp</dimen>
     <dimen name="keyboard_quick_switch_view_spacing">16dp</dimen>
     <dimen name="keyboard_quick_switch_view_small_spacing">4dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt b/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
index dd2ff2d..6916a1d 100644
--- a/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
+++ b/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
@@ -32,6 +32,8 @@
 import androidx.core.animation.addListener
 import com.android.app.animation.Interpolators
 import com.android.quickstep.RemoteRunnable
+import com.android.wm.shell.shared.animation.MinimizeAnimator
+import com.android.wm.shell.shared.animation.WindowAnimator
 import java.util.concurrent.Executor
 
 /**
@@ -77,7 +79,13 @@
         val launchAnimator =
             createLaunchAnimator(getLaunchChange(info), transaction, finishCallback)
         val minimizeChange = getMinimizeChange(info) ?: return listOf(launchAnimator)
-        val minimizeAnimator = createMinimizeAnimator(minimizeChange, transaction, finishCallback)
+        val minimizeAnimator =
+            MinimizeAnimator.create(
+                context.resources.displayMetrics,
+                minimizeChange,
+                transaction,
+                finishCallback,
+            )
         return listOf(launchAnimator, minimizeAnimator)
     }
 
@@ -96,7 +104,7 @@
     ): Animator {
         val boundsAnimator =
             WindowAnimator.createBoundsAnimator(
-                context,
+                context.resources.displayMetrics,
                 launchBoundsAnimationDef,
                 change,
                 transaction,
@@ -115,32 +123,6 @@
         }
     }
 
-    private fun createMinimizeAnimator(
-        change: Change,
-        transaction: Transaction,
-        onAnimFinish: (Animator) -> Unit,
-    ): Animator {
-        val boundsAnimator =
-            WindowAnimator.createBoundsAnimator(
-                context,
-                minimizeBoundsAnimationDef,
-                change,
-                transaction,
-            )
-        val alphaAnimator =
-            ValueAnimator.ofFloat(1f, 0f).apply {
-                duration = MINIMIZE_ANIM_ALPHA_DURATION_MS
-                interpolator = Interpolators.LINEAR
-                addUpdateListener { animation ->
-                    transaction.setAlpha(change.leash, animation.animatedValue as Float).apply()
-                }
-            }
-        return AnimatorSet().apply {
-            playTogether(boundsAnimator, alphaAnimator)
-            addListener(onEnd = { animation -> onAnimFinish(animation) })
-        }
-    }
-
     companion object {
         private val LAUNCH_CHANGE_MODES = intArrayOf(TRANSIT_OPEN, TRANSIT_TO_FRONT)
 
@@ -154,13 +136,5 @@
                 startScale = 0.97f,
                 interpolator = Interpolators.STANDARD_DECELERATE,
             )
-
-        private val minimizeBoundsAnimationDef =
-            WindowAnimator.BoundsAnimationParams(
-                durationMs = 200,
-                endOffsetYDp = 12f,
-                endScale = 0.97f,
-                interpolator = Interpolators.STANDARD_ACCELERATE,
-            )
     }
 }
diff --git a/quickstep/src/com/android/launcher3/desktop/WindowAnimator.kt b/quickstep/src/com/android/launcher3/desktop/WindowAnimator.kt
deleted file mode 100644
index 1a99a36..0000000
--- a/quickstep/src/com/android/launcher3/desktop/WindowAnimator.kt
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.launcher3.desktop
-
-import android.animation.RectEvaluator
-import android.animation.ValueAnimator
-import android.content.Context
-import android.graphics.Rect
-import android.util.TypedValue
-import android.view.SurfaceControl
-import android.view.animation.Interpolator
-import android.window.TransitionInfo
-
-/** Creates animations that can be applied to windows/surfaces. */
-object WindowAnimator {
-
-    /** Parameters defining a window bounds animation. */
-    data class BoundsAnimationParams(
-        val durationMs: Long,
-        val startOffsetYDp: Float = 0f,
-        val endOffsetYDp: Float = 0f,
-        val startScale: Float = 1f,
-        val endScale: Float = 1f,
-        val interpolator: Interpolator,
-    )
-
-    /**
-     * Creates an animator to reposition and scale the bounds of the leash of the given change.
-     *
-     * @param boundsAnimDef the parameters for the animation itself (duration, scale, position)
-     * @param change the change to which the animation should be applied
-     * @param transaction the transaction to apply the animation to
-     */
-    fun createBoundsAnimator(
-        context: Context,
-        boundsAnimDef: BoundsAnimationParams,
-        change: TransitionInfo.Change,
-        transaction: SurfaceControl.Transaction,
-    ): ValueAnimator {
-        val startBounds =
-            createBounds(
-                context,
-                change.startAbsBounds,
-                boundsAnimDef.startScale,
-                boundsAnimDef.startOffsetYDp,
-            )
-        val leash = change.leash
-        val endBounds =
-            createBounds(
-                context,
-                change.startAbsBounds,
-                boundsAnimDef.endScale,
-                boundsAnimDef.endOffsetYDp,
-            )
-        return ValueAnimator.ofObject(RectEvaluator(), startBounds, endBounds).apply {
-            duration = boundsAnimDef.durationMs
-            interpolator = boundsAnimDef.interpolator
-            addUpdateListener { animation ->
-                val animBounds = animation.animatedValue as Rect
-                val animScale = 1 - (1 - boundsAnimDef.endScale) * animation.animatedFraction
-                transaction
-                    .setPosition(leash, animBounds.left.toFloat(), animBounds.top.toFloat())
-                    .setScale(leash, animScale, animScale)
-                    .apply()
-            }
-        }
-    }
-
-    private fun createBounds(context: Context, origBounds: Rect, scale: Float, offsetYDp: Float) =
-        Rect(origBounds).apply {
-            check(scale in 0.0..1.0)
-            // Scale the  bounds down with an anchor in the center
-            inset(
-                (origBounds.width().toFloat() * (1 - scale) / 2).toInt(),
-                (origBounds.height().toFloat() * (1 - scale) / 2).toInt(),
-            )
-            val offsetYPx =
-                TypedValue.applyDimension(
-                        TypedValue.COMPLEX_UNIT_DIP,
-                        offsetYDp,
-                        context.resources.displayMetrics,
-                    )
-                    .toInt()
-            offset(/* dx= */ 0, offsetYPx)
-        }
-}
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index 29e1f4e..2f4c6f6 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -59,7 +59,6 @@
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherPrefs;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.InstanceIdSequence;
@@ -156,9 +155,6 @@
                         state.containerId);
         FixedContainerItems fci = new FixedContainerItems(state.containerId,
                 state.storage.read(mApp.getContext(), factory, ums.allUsers::get));
-        if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-            bindPredictionItems(callbacks, fci);
-        }
         mDataModel.extraItems.put(state.containerId, fci);
     }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
index 9912c6c..711a49a 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchController.java
@@ -63,6 +63,11 @@
     private int mTaskListChangeId = -1;
     // Only empty before the recent tasks list has been loaded the first time
     @NonNull private List<GroupTask> mTasks = new ArrayList<>();
+    // Set of task IDs filtered out of tasks in recents model to generate list of tasks to show in
+    // the Keyboard Quick Switch view. Non empty only if the view has been shown in response to
+    // toggling taskbar overflow button.
+    @NonNull private Set<Integer> mExcludedTaskIds = Collections.emptySet();
+
     private int mNumHiddenTasks = 0;
 
     // Initialized in init
@@ -90,10 +95,12 @@
             return;
         }
         int currentFocusedIndex = mQuickSwitchViewController.getCurrentFocusedIndex();
+        boolean wasOpenedFromTaskbar = mQuickSwitchViewController.wasOpenedFromTaskbar();
         onDestroy();
         if (currentFocusedIndex != -1) {
             mControllers.taskbarActivityContext.getMainThreadHandler().post(
-                    () -> openQuickSwitchView(currentFocusedIndex));
+                    () -> openQuickSwitchView(currentFocusedIndex, mExcludedTaskIds,
+                            wasOpenedFromTaskbar));
         }
     }
 
@@ -102,10 +109,19 @@
     }
 
     /**
-     * Opens the view with a filtered list of tasks.
+     * Opens or closes the view in response to taskbar action. The view shows a filtered list of
+     * tasks.
      * @param taskIdsToExclude A list of tasks to exclude in the opened view.
      */
-    void openQuickSwitchView(@NonNull Set<Integer> taskIdsToExclude) {
+    void toggleQuickSwitchViewForTaskbar(@NonNull Set<Integer> taskIdsToExclude) {
+        // Close the view if its shown, and was opened from the taskbar.
+        if (mQuickSwitchViewController != null
+                && !mQuickSwitchViewController.isCloseAnimationRunning()
+                && mQuickSwitchViewController.wasOpenedFromTaskbar()) {
+            closeQuickSwitchView(true);
+            return;
+        }
+
         openQuickSwitchView(-1, taskIdsToExclude, true);
     }
 
@@ -117,10 +133,16 @@
             @NonNull Set<Integer> taskIdsToExclude,
             boolean wasOpenedFromTaskbar) {
         if (mQuickSwitchViewController != null) {
-            if (!mQuickSwitchViewController.isCloseAnimationRunning()) {
+            if (!mQuickSwitchViewController.isCloseAnimationRunning()
+                    && mQuickSwitchViewController.wasOpenedFromTaskbar() == wasOpenedFromTaskbar) {
                 return;
             }
-            // Allow the KQS to be reopened during the close animation to make it more responsive
+
+            // Allow the KQS to be reopened during the close animation to make it more responsive.
+            // Similarly, if KQS was opened in different mode (from taskbar vs. keyboard event),
+            // close it so it can be reopened in the correct mode.
+            // TODO(b/368119679) Consider updating list of shown tasks in place, or at least reopen
+            // the view in the same vertical location.
             closeQuickSwitchView(false);
         }
         mOverlayContext = mControllers.taskbarOverlayController.requestWindow();
@@ -139,9 +161,8 @@
         final boolean onDesktop =
                 mControllers.taskbarDesktopModeController.getAreDesktopTasksVisible();
 
-        // TODO(b/368119679) For now we will re-process the task list every time, but this can be
-        // optimized if we have the same set of task ids to exclude.
-        if (mModel.isTaskListValid(mTaskListChangeId) && !Flags.taskbarOverflow()) {
+        if (mModel.isTaskListValid(mTaskListChangeId)
+                && taskIdsToExclude.equals(mExcludedTaskIds)) {
             // When we are opening the KQS with no focus override, check if the first task is
             // running. If not, focus that first task.
             mQuickSwitchViewController.openQuickSwitchView(
@@ -157,6 +178,7 @@
             return;
         }
 
+        mExcludedTaskIds = taskIdsToExclude;
         mTaskListChangeId = mModel.getTasks((tasks) -> {
             mHasDesktopTask = false;
             mWasDesktopTaskFilteredOut = false;
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
index 50a253c..05d34b5 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchView.java
@@ -131,6 +131,15 @@
     }
 
     @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+
+        if (mViewCallbacks != null) {
+            mViewCallbacks.onViewDetchedFromWindow();
+        }
+    }
+
+    @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
         mNoRecentItemsPane = findViewById(R.id.no_recent_items_pane);
@@ -281,6 +290,10 @@
         return mDesktopTaskIndex;
     }
 
+    void resetViewCallbacks() {
+        mViewCallbacks = null;
+    }
+
     protected Animator getCloseAnimation() {
         AnimatorSet closeAnimation = new AnimatorSet();
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
index a80c11c..3f71870 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
@@ -20,6 +20,7 @@
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
+import android.content.res.Resources;
 import android.view.Gravity;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
@@ -30,6 +31,7 @@
 import androidx.annotation.Nullable;
 
 import com.android.internal.jank.Cuj;
+import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorListeners;
 import com.android.launcher3.desktop.DesktopAppLaunchTransition;
@@ -67,6 +69,9 @@
 
     private boolean mOnDesktop;
     private boolean mWasDesktopTaskFilteredOut;
+    private boolean mWasOpenedFromTaskbar;
+
+    private boolean mDetachingFromWindow = false;
 
     protected KeyboardQuickSwitchViewController(
             @NonNull TaskbarControllers controllers,
@@ -83,6 +88,10 @@
         return mCurrentFocusIndex;
     }
 
+    protected boolean wasOpenedFromTaskbar() {
+        return mWasOpenedFromTaskbar;
+    }
+
     protected void openQuickSwitchView(
             @NonNull List<GroupTask> tasks,
             int numHiddenTasks,
@@ -96,6 +105,7 @@
         mOverlayContext.getDragLayer().addView(mKeyboardQuickSwitchView);
         mOnDesktop = onDesktop;
         mWasDesktopTaskFilteredOut = wasDesktopTaskFilteredOut;
+        mWasOpenedFromTaskbar = wasOpenedFromTaskbar;
 
         mKeyboardQuickSwitchView.applyLoadPlan(
                 mOverlayContext,
@@ -115,6 +125,12 @@
 
         BaseDragLayer.LayoutParams lp = new BaseDragLayer.LayoutParams(
                 mKeyboardQuickSwitchView.getLayoutParams());
+        final Resources resources = mKeyboardQuickSwitchView.getResources();
+        final int marginHorizontal = resources.getDimensionPixelSize(
+                R.dimen.keyboard_quick_switch_margin_ends);
+        final int marginBottom = resources.getDimensionPixelSize(
+                R.dimen.keyboard_quick_switch_margin_bottom);
+        lp.setMargins(marginHorizontal, 0, marginHorizontal, marginBottom);
         lp.width = BaseDragLayer.LayoutParams.WRAP_CONTENT;
         lp.gravity = Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL;
         mKeyboardQuickSwitchView.setLayoutParams(lp);
@@ -229,7 +245,12 @@
 
     private void onCloseComplete() {
         mCloseAnimation = null;
-        mOverlayContext.getDragLayer().removeView(mKeyboardQuickSwitchView);
+        // Reset the view callbacks to prevent `onDetachedFromWindow` getting called in response to
+        // the `removeView(mKeyboardQuickSwitchView)` call.
+        mKeyboardQuickSwitchView.resetViewCallbacks();
+        if (!mDetachingFromWindow) {
+            mOverlayContext.getDragLayer().removeView(mKeyboardQuickSwitchView);
+        }
         mControllerCallbacks.onCloseComplete();
         InteractionJankMonitorWrapper.end(Cuj.CUJ_LAUNCHER_KEYBOARD_QUICK_SWITCH_CLOSE);
     }
@@ -246,6 +267,7 @@
         pw.println(prefix + "\tmCurrentFocusIndex=" + mCurrentFocusIndex);
         pw.println(prefix + "\tmOnDesktop=" + mOnDesktop);
         pw.println(prefix + "\tmWasDesktopTaskFilteredOut=" + mWasDesktopTaskFilteredOut);
+        pw.println(prefix + "\tmWasOpenedFromTaskbar=" + mWasOpenedFromTaskbar);
     }
 
     /**
@@ -319,5 +341,11 @@
         boolean isAspectRatioSquare() {
             return mControllerCallbacks.isAspectRatioSquare();
         }
+
+        void onViewDetchedFromWindow() {
+            mDetachingFromWindow = true;
+            closeQuickSwitchView(false);
+            mDetachingFromWindow = false;
+        }
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index 042bc9a..09dbeb6 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -36,7 +36,6 @@
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatedFloat;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.InstanceIdSequence;
 import com.android.launcher3.model.data.ItemInfo;
@@ -69,17 +68,14 @@
     public static final int ALL_APPS_PAGE_PROGRESS_INDEX = 1;
     public static final int WIDGETS_PAGE_PROGRESS_INDEX = 2;
     public static final int SYSUI_SURFACE_PROGRESS_INDEX = 3;
-    public static final int LAUNCHER_PAUSE_PROGRESS_INDEX = 4;
 
-    public static final int DISPLAY_PROGRESS_COUNT = 5;
+    public static final int DISPLAY_PROGRESS_COUNT = 4;
 
     private final AnimatedFloat mTaskbarInAppDisplayProgress = new AnimatedFloat(
             this::onInAppDisplayProgressChanged);
     private final MultiPropertyFactory<AnimatedFloat> mTaskbarInAppDisplayProgressMultiProp =
             new MultiPropertyFactory<>(mTaskbarInAppDisplayProgress,
                     AnimatedFloat.VALUE, DISPLAY_PROGRESS_COUNT, Float::max);
-    private final AnimatedFloat mLauncherPauseProgress = new AnimatedFloat(
-            this::launcherPauseProgressUpdate);
 
     private final QuickstepLauncher mLauncher;
     private final HomeVisibilityState mHomeState;
@@ -195,33 +191,6 @@
     }
 
     /**
-     * Called when Launcher Activity is paused/resumed.
-     * <p>
-     * To avoid UI clash between taskbar & bottom sheet, shift nav buttons down on launcher
-     * pause/resume at home.
-     * @param paused if launcher is currently paused.
-     */
-    public void onLauncherPausedOrResumed(boolean paused) {
-        if (!FeatureFlags.enableHomeTransitionListener()) {
-            onLauncherVisibilityChanged(mLauncher.hasBeenResumed());
-            return;
-        }
-
-        // Animate navbar iff pause/resume from home, NOT to/from app (avoid overriding existing
-        // animations).
-        boolean launcherPauseOrResumeFromHome = mHomeState.isHomeVisible() && mControllers
-                .taskbarAutohideSuspendController.isSuspendedForTransientTaskbarInLauncher();
-        if (launcherPauseOrResumeFromHome) {
-            mLauncherPauseProgress.animateToValue(paused ? 1.0f : 0.0f).start();
-        }
-    }
-
-    private void launcherPauseProgressUpdate() {
-        onTaskbarInAppDisplayProgressUpdate(
-                mLauncherPauseProgress.value, LAUNCHER_PAUSE_PROGRESS_INDEX);
-    }
-
-    /**
      * Should be called from onResume() and onPause(), and animates the Taskbar accordingly.
      */
     @Override
@@ -395,20 +364,18 @@
         }
         if (mControllers.uiController.isIconAlignedWithHotseat()
                 && !mTaskbarLauncherStateController.isAnimatingToLauncher()) {
-            // Only animate nav button position while home and not animating home, otherwise let
+            // Only animate the nav buttons while home and not animating home, otherwise let
             // the TaskbarViewController handle it.
             mControllers.navbarButtonsViewController
-                    .getNavButtonTranslationYForInAppDisplay()
+                    .getTaskbarNavButtonTranslationYForInAppDisplay()
                     .updateValue(mLauncher.getDeviceProfile().getTaskbarOffsetY()
                             * mTaskbarInAppDisplayProgress.value);
-            if (!mLauncher.isPaused()) {
-                mControllers.navbarButtonsViewController
-                        .getOnTaskbarBackgroundNavButtonColorOverride().updateValue(progress);
-            }
+            mControllers.navbarButtonsViewController
+                    .getOnTaskbarBackgroundNavButtonColorOverride().updateValue(progress);
         }
     }
 
-    @Override
+    /** Returns true iff any in-app display progress > 0. */
     public boolean shouldUseInAppLayout() {
         return mTaskbarInAppDisplayProgress.value > 0;
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index cfcbd2f..7d8e93c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -183,7 +183,7 @@
 
     private final AnimatedFloat mTaskbarNavButtonTranslationY = new AnimatedFloat(
             this::updateNavButtonTranslationY);
-    private final AnimatedFloat mNavButtonTranslationYForInAppDisplay = new AnimatedFloat(
+    private final AnimatedFloat mTaskbarNavButtonTranslationYForInAppDisplay = new AnimatedFloat(
             this::updateNavButtonTranslationY);
     private final AnimatedFloat mTaskbarNavButtonTranslationYForIme = new AnimatedFloat(
             this::updateNavButtonTranslationY);
@@ -704,8 +704,8 @@
     }
 
     /** Use to set the translationY for the all nav+contextual buttons when in Launcher */
-    public AnimatedFloat getNavButtonTranslationYForInAppDisplay() {
-        return mNavButtonTranslationYForInAppDisplay;
+    public AnimatedFloat getTaskbarNavButtonTranslationYForInAppDisplay() {
+        return mTaskbarNavButtonTranslationYForInAppDisplay;
     }
 
     /** Use to set the dark intensity for the all nav+contextual buttons */
@@ -751,20 +751,18 @@
         if (mContext.isPhoneButtonNavMode()) {
             return;
         }
-        mLastSetNavButtonTranslationY = calculateNavButtonTranslationY();
-        mNavButtonsView.setTranslationY(mLastSetNavButtonTranslationY);
-    }
+        final float normalTranslationY = mTaskbarNavButtonTranslationY.value;
+        final float imeAdjustmentTranslationY = mTaskbarNavButtonTranslationYForIme.value;
+        TaskbarUIController uiController = mControllers.uiController;
+        final float inAppDisplayAdjustmentTranslationY =
+                (uiController instanceof LauncherTaskbarUIController
+                        && ((LauncherTaskbarUIController) uiController).shouldUseInAppLayout())
+                        ? mTaskbarNavButtonTranslationYForInAppDisplay.value : 0;
 
-    /**
-     * Calculates the translationY of the nav buttons based on the current device state.
-     */
-    private float calculateNavButtonTranslationY() {
-        float translationY =
-                mTaskbarNavButtonTranslationY.value + mTaskbarNavButtonTranslationYForIme.value;
-        if (mControllers.uiController.shouldUseInAppLayout()) {
-            translationY += mNavButtonTranslationYForInAppDisplay.value;
-        }
-        return translationY;
+        mLastSetNavButtonTranslationY = normalTranslationY
+                + imeAdjustmentTranslationY
+                + inAppDisplayAdjustmentTranslationY;
+        mNavButtonsView.setTranslationY(mLastSetNavButtonTranslationY);
     }
 
     /**
@@ -1164,7 +1162,7 @@
         pw.println(prefix + "\t\tmTaskbarNavButtonTranslationY="
                 + mTaskbarNavButtonTranslationY.value);
         pw.println(prefix + "\t\tmTaskbarNavButtonTranslationYForInAppDisplay="
-                + mNavButtonTranslationYForInAppDisplay.value);
+                + mTaskbarNavButtonTranslationYForInAppDisplay.value);
         pw.println(prefix + "\t\tmTaskbarNavButtonTranslationYForIme="
                 + mTaskbarNavButtonTranslationYForIme.value);
         pw.println(prefix + "\t\tmTaskbarNavButtonDarkIntensity="
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index f3741b2..e22de06 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -29,7 +29,6 @@
 import static com.android.launcher3.AbstractFloatingView.TYPE_REBIND_SAFE;
 import static com.android.launcher3.AbstractFloatingView.TYPE_TASKBAR_OVERLAY_PROXY;
 import static com.android.launcher3.Flags.enableCursorHoverStates;
-import static com.android.launcher3.Flags.taskbarOverflow;
 import static com.android.launcher3.Utilities.calculateTextHeight;
 import static com.android.launcher3.Utilities.isRunningInTestHarness;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_TASKBAR_NAVBAR_UNIFICATION;
@@ -297,6 +296,7 @@
             BubbleStashController bubbleStashController = isTransientTaskbar
                     ? new TransientBubbleStashController(dimensionsProvider, this)
                     : new PersistentBubbleStashController(dimensionsProvider);
+            bubbleStashController.setHotseatVerticalCenter(launcherDp.getHotseatVerticalCenter());
             bubbleControllersOptional = Optional.of(new BubbleControllers(
                     new BubbleBarController(this, bubbleBarView),
                     new BubbleBarViewController(this, bubbleBarView, bubbleBarContainer),
@@ -362,8 +362,11 @@
     /** Updates {@link DeviceProfile} instances for any Taskbar windows. */
     public void updateDeviceProfile(DeviceProfile launcherDp) {
         applyDeviceProfile(launcherDp);
-
         mControllers.taskbarOverlayController.updateLauncherDeviceProfile(launcherDp);
+        mControllers.bubbleControllers.ifPresent(bubbleControllers -> {
+            int hotseatVertCenter = launcherDp.getHotseatVerticalCenter();
+            bubbleControllers.bubbleStashController.setHotseatVerticalCenter(hotseatVertCenter);
+        });
         AbstractFloatingView.closeAllOpenViewsExcept(this, false, TYPE_REBIND_SAFE);
         // Reapply fullscreen to take potential new screen size into account.
         setTaskbarWindowFullscreen(mIsFullscreen);
@@ -1213,9 +1216,7 @@
         boolean shouldCloseAllOpenViews = true;
         Object tag = view.getTag();
 
-        if (taskbarOverflow()) {
-            mControllers.keyboardQuickSwitchController.closeQuickSwitchView(false);
-        }
+        mControllers.keyboardQuickSwitchController.closeQuickSwitchView(false);
 
         if (tag instanceof GroupTask groupTask) {
             handleGroupTaskLaunch(
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
index ade8f8c..a89bc3a 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarEduTooltipController.kt
@@ -265,7 +265,8 @@
                 !DisplayController.isPinnedTaskbar(activityContext) ||
                 !isTooltipEnabled ||
                 !shouldShowSearchEdu ||
-                userHasSeenSearchEdu
+                userHasSeenSearchEdu ||
+                !controllers.taskbarStashController.isTaskbarVisibleAndNotStashing
         ) {
             return
         }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
index 058dd07..a8ce10f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
@@ -21,7 +21,6 @@
 import android.graphics.Paint
 import android.graphics.Rect
 import android.graphics.Region
-import android.inputmethodservice.InputMethodService.ENABLE_HIDE_IME_CAPTION_BAR
 import android.os.Binder
 import android.os.IBinder
 import android.view.DisplayInfo
@@ -145,11 +144,12 @@
             // if bubble bar is visible or animating new bubble, add bar bounds to the touch region
             if (isBubbleBarVisible || isAnimatingNewBubble) {
                 defaultTouchableRegion.addBoundsToRegion(bubbleBarViewController.bubbleBarBounds)
+                defaultTouchableRegion.addBoundsToRegion(bubbleBarViewController.flyoutBounds)
             }
         }
         if (
             taskbarStashController.isInApp ||
-                taskbarStashController.isInOverview ||
+                controllers.uiController.isInOverviewUi ||
                 DisplayController.showLockedTaskbarOnHome(context)
         ) {
             // only add the taskbar touch region if not on home
@@ -258,7 +258,7 @@
         // When in gesture nav, report the stashed height to the IME, to allow hiding the
         // IME navigation bar.
         val imeInsetsSize =
-            if (ENABLE_HIDE_IME_CAPTION_BAR && context.isGestureNav) {
+            if (context.isGestureNav) {
                 getInsetsForGravity(controllers.taskbarStashController.stashedHeight, gravity)
             } else {
                 getInsetsForGravity(taskbarHeightForIme, gravity)
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarOverflowView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarOverflowView.java
new file mode 100644
index 0000000..fad5ca3
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarOverflowView.java
@@ -0,0 +1,212 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.drawable.Drawable;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+
+import com.android.launcher3.R;
+import com.android.launcher3.Reorderable;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.util.MultiTranslateDelegate;
+import com.android.systemui.shared.recents.model.Task;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * View used as overflow icon within task bar, when the list of recent/running apps overflows the
+ * available display bounds - if display is not wide enough to show all running apps in the taskbar,
+ * this icon is added to the taskbar as an entry point to open UI that surfaces all running apps.
+ * The icon contains icon representations of up to 4 more recent tasks in overflow, stacked on top
+ * each other in counter clockwise manner (icons of tasks partially overlapping with each other).
+ */
+public class TaskbarOverflowView extends FrameLayout implements Reorderable {
+    private final List<Task> mItems = new ArrayList<Task>();
+    private int mIconSize;
+    private int mPadding;
+    private Paint mItemBackgroundPaint;
+    private final MultiTranslateDelegate mTranslateDelegate = new MultiTranslateDelegate(this);
+    private float mScaleForReorderBounce = 1f;
+
+    public TaskbarOverflowView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        init();
+    }
+
+    public TaskbarOverflowView(Context context) {
+        super(context);
+        init();
+    }
+
+    /**
+     * Inflates the taskbar overflow button view.
+     * @param resId The resource to inflate the view from.
+     * @param group The parent view.
+     * @param iconSize The size of the overflow button icon.
+     * @param padding The internal padding of the overflow view.
+     * @return A taskbar overflow button.
+     */
+    public static TaskbarOverflowView inflateIcon(int resId, ViewGroup group, int iconSize,
+            int padding) {
+        LayoutInflater inflater = LayoutInflater.from(group.getContext());
+        TaskbarOverflowView icon = (TaskbarOverflowView) inflater.inflate(resId, group, false);
+
+        icon.mIconSize = iconSize;
+        icon.mPadding = padding;
+        return icon;
+    }
+
+    private void init() {
+        mItemBackgroundPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+        mItemBackgroundPaint.setColor(getContext().getColor(R.color.taskbar_background));
+
+        setWillNotDraw(false);
+    }
+
+    @Override
+    protected void onDraw(Canvas canvas) {
+        super.onDraw(canvas);
+
+        boolean isRtlLayout = Utilities.isRtl(getResources());
+        float radius = mIconSize / 2.0f - mPadding;
+        float itemPreviewStrokeWidth =
+                getResources().getDimension(R.dimen.taskbar_overflow_button_preview_stroke);
+
+        int itemsToShow = Math.min(mItems.size(), 4);
+        for (int i = itemsToShow - 1; i >= 0; --i) {
+            Drawable icon = mItems.get(mItems.size() - i - 1).icon;
+            if (icon == null) {
+                continue;
+            }
+
+            // Set the item icon size so two items fit within the overflow icon with stroke width
+            // included, and overlap of 4 stroke width sizes between base item preview items.
+            // 2 * strokeWidth + 2 * itemIconSize - 4 * strokeWidth = iconSize = 2 * radius.
+            float itemIconSize = radius + itemPreviewStrokeWidth;
+            // Offset item icon from center so item icon stroke edge mateches the parent icon edge.
+            float itemCenterOffset = radius - itemIconSize / 2 - itemPreviewStrokeWidth;
+
+            float itemCenterX = getItemXOffset(itemCenterOffset, isRtlLayout, i, itemsToShow);
+            float itemCenterY = getItemYOffset(itemCenterOffset, i, itemsToShow);
+
+            Drawable iconCopy = icon.getConstantState().newDrawable().mutate();
+            iconCopy.setBounds(0, 0, (int) itemIconSize, (int) itemIconSize);
+
+            canvas.save();
+            float itemIconRadius = itemIconSize / 2;
+            canvas.translate(
+                    mPadding + itemCenterX + radius - itemIconRadius,
+                    mPadding + itemCenterY + radius - itemIconRadius);
+            canvas.drawCircle(itemIconRadius, itemIconRadius,
+                    itemIconRadius + itemPreviewStrokeWidth, mItemBackgroundPaint);
+            iconCopy.draw(canvas);
+            canvas.restore();
+        }
+    }
+
+    /**
+     * Clears the list of tasks tracked by the view.
+     */
+    public void clearItems() {
+        mItems.clear();
+        invalidate();
+    }
+
+    /**
+     * Update the view to represent a new list of recent tasks.
+     * @param items Items to be shown in the view.
+     */
+    public void setItems(List<Task> items) {
+        mItems.clear();
+        mItems.addAll(items);
+        invalidate();
+    }
+
+    /**
+     * Called when a task is updated. If the task is contained within the view, it's cached value
+     * gets updated. If the task is shown within the icon, invalidates the view, so the task icon
+     * gets updated.
+     * @param task The updated task.
+     */
+    public void updateTaskIsShown(Task task) {
+        for (int i = 0; i < mItems.size(); ++i) {
+            if (mItems.get(i).key.id == task.key.id) {
+                mItems.set(i, task);
+                if (i >= mItems.size() - 4) {
+                    invalidate();
+                }
+                break;
+            }
+        }
+    }
+
+    @Override
+    public MultiTranslateDelegate getTranslateDelegate() {
+        return mTranslateDelegate;
+    }
+
+    @Override
+    public float getReorderBounceScale() {
+        return mScaleForReorderBounce;
+    }
+
+    @Override
+    public void setReorderBounceScale(float scale) {
+        mScaleForReorderBounce = scale;
+        super.setScaleX(scale);
+        super.setScaleY(scale);
+    }
+
+    private float getItemXOffset(float baseOffset, boolean isRtl, int itemIndex, int itemCount) {
+        // Item with index 1 is on the left in all cases.
+        if (itemIndex == 1) {
+            return (isRtl ? 1 : -1) * baseOffset;
+        }
+
+        // First item is centered if total number of items shown is 3, on the right otherwise.
+        if (itemIndex == 0) {
+            if (itemCount == 3) {
+                return 0;
+            }
+            return (isRtl ? -1 : 1) * baseOffset;
+        }
+
+        // Last item is on the right when there are more than 2 items (case which is already handled
+        // as `itemIndex == 1`).
+        if (itemIndex == itemCount - 1) {
+            return (isRtl ? -1 : 1) * baseOffset;
+        }
+
+        return (isRtl ? 1 : -1) * baseOffset;
+    }
+
+    private float getItemYOffset(float baseOffset, int itemIndex, int itemCount) {
+        // If icon contains two items, they are both centered vertically.
+        if (itemCount == 2) {
+            return 0;
+        }
+        // First half of items is on top, later half is on bottom.
+        return (itemIndex + 1 <= itemCount / 2 ? -1 : 1) * baseOffset;
+    }
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
index 7848b7e..bcfc718 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
@@ -30,6 +30,7 @@
 import com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASKBAR_UNPINNED
 import com.android.launcher3.taskbar.TaskbarDividerPopupView.Companion.createAndPopulate
 import java.io.PrintWriter
+import kotlin.jvm.optionals.getOrNull
 
 /** Controls taskbar pinning through a popup view. */
 class TaskbarPinningController(private val context: TaskbarActivityContext) :
@@ -119,7 +120,11 @@
             taskbarViewController.taskbarIconScaleForPinning.animateToValue(animateToValue),
             taskbarViewController.taskbarIconTranslationXForPinning.animateToValue(animateToValue),
         )
-
+        controllers.bubbleControllers.getOrNull()?.bubbleBarViewController?.let {
+            // if bubble bar is not visible no need to add it`s animations
+            if (!it.isBubbleBarVisible) return@let
+            animatorSet.playTogether(it.bubbleBarPinning.animateToValue(animateToValue))
+        }
         animatorSet.interpolator = Interpolators.EMPHASIZED
         return animatorSet
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index b19da6b..c1dd216 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -410,12 +410,20 @@
         return mIsStashed;
     }
 
-    /** Sets the hotseat stashed. */
+    /**
+     * Sets the hotseat stashed.
+     * b/373429249 - we might change this behavior if we remove the scrim, that's why we're keeping
+     * this method
+     */
     public void stashHotseat(boolean stash) {
         mControllers.uiController.stashHotseat(stash);
     }
 
-    /** Instantly un-stashes the hotseat. */
+    /**
+     * Instantly un-stashes the hotseat.
+     * * b/373429249 - we might change this behavior if we remove the scrim, that's why we're
+     * keeping this method
+     */
     public void unStashHotseatInstantly() {
         mControllers.uiController.unStashHotseatInstantly();
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
index 7030088..f7f5cf6 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
@@ -91,14 +91,6 @@
     protected void onStashedInAppChanged() { }
 
     /**
-     * Whether the Taskbar should use in-app layout.
-     * @return {@code true} iff in-app display progress > 0 or Launcher Activity paused.
-     */
-    public boolean shouldUseInAppLayout() {
-        return false;
-    }
-
-    /**
      * Called when taskbar icon layout bounds change.
      */
     protected void onIconLayoutBoundsChanged() { }
@@ -126,6 +118,8 @@
      * Manually closes the overlay window.
      */
     public void hideOverlayWindow() {
+        mControllers.keyboardQuickSwitchController.closeQuickSwitchView();
+
         if (!DisplayController.isTransientTaskbar(mControllers.taskbarActivityContext)
                 || mControllers.taskbarAllAppsController.isOpen()) {
             mControllers.taskbarOverlayController.hideWindow();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index fcb583a..55bcb23 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -64,12 +64,12 @@
 import com.android.launcher3.util.LauncherBindableItemsContainer;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.ActivityContext;
-import com.android.launcher3.views.IconButtonView;
 import com.android.quickstep.util.GroupTask;
 import com.android.quickstep.views.TaskViewType;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.wm.shell.shared.bubbles.BubbleBarLocation;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.function.Predicate;
 
@@ -106,7 +106,7 @@
     @Nullable private TaskbarDividerContainer mTaskbarDividerContainer;
 
     // Only non-null when device supports having a Taskbar Overflow button.
-    @Nullable private IconButtonView mTaskbarOverflowView;
+    @Nullable private TaskbarOverflowView mTaskbarOverflowView;
 
     /**
      * Whether the divider is between Hotseat icons and Recents,
@@ -122,6 +122,8 @@
 
     private final int mMaxNumIcons;
 
+    private final int mAllAppsButtonTranslationOffset;
+
     public TaskbarView(@NonNull Context context) {
         this(context, null);
     }
@@ -141,8 +143,6 @@
         mActivityContext = ActivityContext.lookupContext(context);
         mIconLayoutBounds = mActivityContext.getTransientTaskbarBounds();
         Resources resources = getResources();
-        boolean isTransientTaskbar = DisplayController.isTransientTaskbar(mActivityContext)
-                && !mActivityContext.isPhoneMode();
         mIsRtl = Utilities.isRtl(resources);
         mTransientTaskbarMinWidth = resources.getDimension(R.dimen.transient_taskbar_min_width);
 
@@ -173,18 +173,19 @@
         setWillNotDraw(false);
 
         mAllAppsButtonContainer = new TaskbarAllAppsButtonContainer(context);
+        mAllAppsButtonTranslationOffset =  (int) getResources().getDimension(
+                mAllAppsButtonContainer.getAllAppsButtonTranslationXOffset(isTransientTaskbar()));
 
         if (enableTaskbarPinning() || enableRecentsInTaskbar()) {
             mTaskbarDividerContainer = new TaskbarDividerContainer(context);
         }
 
         if (Flags.taskbarOverflow()) {
-            mTaskbarOverflowView = (IconButtonView) LayoutInflater.from(context)
-                    .inflate(R.layout.taskbar_overflow_button, this, false);
-            mTaskbarOverflowView.setIconDrawable(
-                    resources.getDrawable(R.drawable.taskbar_overflow_icon));
-            mTaskbarOverflowView.setPadding(mItemPadding, mItemPadding, mItemPadding, mItemPadding);
+            mTaskbarOverflowView = TaskbarOverflowView.inflateIcon(
+                    R.layout.taskbar_overflow_view, this,
+                    mIconTouchSize, mItemPadding);
         }
+
         // TODO: Disable touch events on QSB otherwise it can crash.
         mQsb = LayoutInflater.from(context).inflate(R.layout.search_container_hotseat, this, false);
 
@@ -197,11 +198,13 @@
     private int calculateMaxNumIcons() {
         DeviceProfile deviceProfile = mActivityContext.getDeviceProfile();
         int availableWidth = deviceProfile.widthPx;
+        int defaultEdgeMargin =
+                (int) getResources().getDimension(deviceProfile.inv.inlineNavButtonsEndSpacing);
 
         // Reserve space required for edge margins, or for navbar if shown. If task bar needs to be
         // center aligned with nav bar shown, reserve space on both sides.
-        availableWidth -= Math.max(deviceProfile.edgeMarginPx, deviceProfile.hotseatBarEndOffset);
-        availableWidth -= Math.max(deviceProfile.edgeMarginPx,
+        availableWidth -= Math.max(defaultEdgeMargin, deviceProfile.hotseatBarEndOffset);
+        availableWidth -= Math.max(defaultEdgeMargin,
                 mShouldTryStartAlign ? 0 : deviceProfile.hotseatBarEndOffset);
 
         // The space taken by an item icon used during layout.
@@ -222,9 +225,7 @@
                 enableTaskbarPinning() && !mActivityContext.isThreeButtonNav();
         availableWidth -= iconSize - (int) getResources().getDimension(
                 mAllAppsButtonContainer.getAllAppsButtonTranslationXOffset(
-                        forceTransientTaskbarSize || (
-                                DisplayController.isTransientTaskbar(mActivityContext)
-                                        && !mActivityContext.isPhoneMode())));
+                        forceTransientTaskbarSize || isTransientTaskbar()));
         ++additionalIcons;
 
         return Math.floorDiv(availableWidth, iconSize) + additionalIcons;
@@ -449,24 +450,47 @@
         int nonTaskIconsToBeAdded = 1;
 
         boolean supportsOverflow = Flags.taskbarOverflow();
+        int overflowSize = 0;
         if (supportsOverflow) {
             int numberOfSupportedRecents = 0;
             for (GroupTask task : recentTasks) {
                 // TODO(b/343289567 and b/316004172): support app pairs and desktop mode.
-                if (!task.hasMultipleTasks()) {
+                if (!task.supportsMultipleTasks()) {
                     ++numberOfSupportedRecents;
                 }
             }
-            if (nextViewIndex + numberOfSupportedRecents + nonTaskIconsToBeAdded > mMaxNumIcons
-                    && mTaskbarOverflowView != null) {
+
+            overflowSize =
+                    nextViewIndex + numberOfSupportedRecents + nonTaskIconsToBeAdded - mMaxNumIcons;
+            if (overflowSize > 0 && mTaskbarOverflowView != null) {
                 addView(mTaskbarOverflowView, nextViewIndex++);
+            } else if (mTaskbarOverflowView != null) {
+                mTaskbarOverflowView.clearItems();
             }
         }
 
+        List<Task> overflownTasks = null;
+        // An extra item needs to be added to overflow button to account for the space taken up by
+        // the overflow button.
+        final int itemsToAddToOverflow = overflowSize > 0 ? overflowSize + 1 : 0;
+        if (overflowSize > 0) {
+            overflownTasks = new ArrayList<Task>(itemsToAddToOverflow);
+        }
+
         // Add Recent/Running icons.
         for (GroupTask task : recentTasks) {
-            if (supportsOverflow && nextViewIndex + nonTaskIconsToBeAdded >= mMaxNumIcons) {
-                break;
+            if (mTaskbarOverflowView != null && overflownTasks != null
+                    && overflownTasks.size() < itemsToAddToOverflow) {
+                // TODO(b/343289567 and b/316004172): support app pairs and desktop mode.
+                if (task.supportsMultipleTasks()) {
+                    continue;
+                }
+
+                overflownTasks.add(task.task1);
+                if (overflownTasks.size() == itemsToAddToOverflow) {
+                    mTaskbarOverflowView.setItems(overflownTasks);
+                }
+                continue;
             }
 
             // Replace any Recent views with the appropriate type if it's not already that type.
@@ -668,6 +692,15 @@
         mIconLayoutBounds.right = iconEnd;
         mIconLayoutBounds.top = (bottom - top - mIconTouchSize) / 2;
         mIconLayoutBounds.bottom = mIconLayoutBounds.top + mIconTouchSize;
+
+        // With rtl layout, the all apps button will be translated by `allAppsButtonOffset` after
+        // layout completion (by `TaskbarViewController`). Offset the icon end by the same amount
+        // when laying out icons, so the taskbar content remains centered after all apps button
+        // translation.
+        if (layoutRtl) {
+            iconEnd += mAllAppsButtonTranslationOffset;
+        }
+
         int count = getChildCount();
         for (int i = count; i > 0; i--) {
             View child = getChildAt(i - 1);
@@ -699,6 +732,15 @@
 
         mIconLayoutBounds.left = iconEnd;
 
+        // Adjust the icon layout bounds by the amount by which all apps button will be translated
+        // post layout to maintain margin between all apps button and the edge of the transient
+        // taskbar background. Done for ltr layout only - for rtl layout, the offset needs to be
+        // adjusted on the right, which is done by offsetting `iconEnd` after setting
+        // `mIconLayoutBounds.right`.
+        if (!layoutRtl) {
+            mIconLayoutBounds.left += mAllAppsButtonTranslationOffset;
+        }
+
         if (mIconLayoutBounds.right - mIconLayoutBounds.left < mTransientTaskbarMinWidth) {
             int center = mIconLayoutBounds.centerX();
             int distanceFromCenter = (int) mTransientTaskbarMinWidth / 2;
@@ -741,12 +783,13 @@
     /**
      * Returns the space used by the icons
      */
-    public int getIconLayoutWidth() {
+    private int getIconLayoutWidth() {
         int countExcludingQsb = getChildCount();
         DeviceProfile deviceProfile = mActivityContext.getDeviceProfile();
         if (deviceProfile.isQsbInline) {
             countExcludingQsb--;
         }
+
         int iconLayoutBoundsWidth =
                 countExcludingQsb * (mItemMarginLeftRight * 2 + mIconTouchSize);
 
@@ -755,17 +798,28 @@
             // All Apps icon, divider icon, and first app icon in taskbar
             iconLayoutBoundsWidth -= mItemMarginLeftRight * 4;
         }
+
+        // The all apps button container gets offset horizontally, reducing the overall taskbar
+        // view size.
+        iconLayoutBoundsWidth -= mAllAppsButtonTranslationOffset;
+
         return iconLayoutBoundsWidth;
     }
 
     /**
-     * Returns the app icons currently shown in the taskbar.
+     * Returns the app icons currently shown in the taskbar. The returned list does not include qsb,
+     * but it includes all apps button and icon divider views.
      */
     public View[] getIconViews() {
         final int count = getChildCount();
-        View[] icons = new View[count];
+        if (count == 0) {
+            return new View[0];
+        }
+        View[] icons = new View[count - (mActivityContext.getDeviceProfile().isQsbInline ? 1 : 0)];
+        int insertionPoint = 0;
         for (int i = 0; i < count; i++) {
-            icons[i] = getChildAt(i);
+            if (getChildAt(i)  == mQsb) continue;
+            icons[insertionPoint++] = getChildAt(i);
         }
         return icons;
     }
@@ -789,7 +843,7 @@
      * Returns the taskbar overflow view in the taskbar.
      */
     @Nullable
-    public IconButtonView getTaskbarOverflowView() {
+    public TaskbarOverflowView getTaskbarOverflowView() {
         return mTaskbarOverflowView;
     }
 
@@ -847,12 +901,25 @@
         // Ignore, we just implement Insettable to draw behind system insets.
     }
 
+    private boolean isTransientTaskbar() {
+        return DisplayController.isTransientTaskbar(mActivityContext)
+                && !mActivityContext.isPhoneMode();
+    }
+
     public boolean areIconsVisible() {
         // Consider the overall visibility
         return getVisibility() == VISIBLE;
     }
 
     /**
+     * @return The all apps button horizontal offset used to calculate the taskbar contents width
+     * during layout.
+     */
+    public int getAllAppsButtonTranslationXOffsetUsedForLayout() {
+        return mAllAppsButtonTranslationOffset;
+    }
+
+    /**
      * Maps {@code op} over all the child views.
      */
     public void mapOverItems(LauncherBindableItemsContainer.ItemOperator op) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewCallbacks.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewCallbacks.java
index 4591f9b..5d769d2 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewCallbacks.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewCallbacks.java
@@ -148,7 +148,7 @@
         return new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                mControllers.keyboardQuickSwitchController.openQuickSwitchView(
+                mControllers.keyboardQuickSwitchController.toggleQuickSwitchViewForTaskbar(
                         mControllers.taskbarViewController.getTaskIdsForPinnedApps());
             }
         };
@@ -159,7 +159,7 @@
         return new View.OnLongClickListener() {
             @Override
             public boolean onLongClick(View v) {
-                mControllers.keyboardQuickSwitchController.openQuickSwitchView(
+                mControllers.keyboardQuickSwitchController.toggleQuickSwitchViewForTaskbar(
                         mControllers.taskbarViewController.getTaskIdsForPinnedApps());
                 return true;
             }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index 253d025..87e19be 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -233,7 +233,7 @@
         mTaskbarNavButtonTranslationY =
                 controllers.navbarButtonsViewController.getTaskbarNavButtonTranslationY();
         mTaskbarNavButtonTranslationYForInAppDisplay = controllers.navbarButtonsViewController
-                .getNavButtonTranslationYForInAppDisplay();
+                .getTaskbarNavButtonTranslationYForInAppDisplay();
 
         mActivity.addOnDeviceProfileChangeListener(mDeviceProfileChangeListener);
 
@@ -359,10 +359,6 @@
         return mTaskbarView.getIconLayoutBounds();
     }
 
-    public int getIconLayoutWidth() {
-        return mTaskbarView.getIconLayoutWidth();
-    }
-
     public View[] getIconViews() {
         return mTaskbarView.getIconViews();
     }
@@ -442,6 +438,19 @@
         float allAppIconTranslateRange = mapRange(scale, transientTaskbarAllAppsOffset,
                 persistentTaskbarAllAppsOffset);
 
+        // Task icons are laid out so the taskbar content is centered. The taskbar width (used for
+        // centering taskbar icons) depends on the all apps button X translation, and is different
+        // for persistent and transient taskbar. If the offset used for current taskbar layout is
+        // different than the offset used in final taskbar state, the icons may jump when the
+        // animation completes, and the taskbar is replaced. Adjust item transform to account for
+        // this mismatch.
+        float sizeDiffTranslationRange =
+                mapRange(scale,
+                        (mTaskbarView.getAllAppsButtonTranslationXOffsetUsedForLayout()
+                                - transientTaskbarAllAppsOffset) / 2,
+                        (mTaskbarView.getAllAppsButtonTranslationXOffsetUsedForLayout()
+                                - persistentTaskbarAllAppsOffset) / 2);
+
         // no x translation required when all apps button is the only icon in taskbar.
         if (iconViews.length <= 1) {
             allAppIconTranslateRange = 0f;
@@ -449,6 +458,7 @@
 
         if (mIsRtl) {
             allAppIconTranslateRange *= -1;
+            sizeDiffTranslationRange *= -1;
         }
 
         if (mActivity.isThreeButtonNav()) {
@@ -457,25 +467,18 @@
             return;
         }
 
-        float taskbarCenterX =
-                mTaskbarView.getLeft() + (mTaskbarView.getRight() - mTaskbarView.getLeft()) / 2.0f;
-
         float finalMarginScale = mapRange(scale, 0f, mTransientIconSize - mPersistentIconSize);
 
-        float halfIconCount = iconViews.length / 2.0f;
+        // The index of the "middle" icon which will be used as a index from which the icon margins
+        // will be scaled. If number of icons is even, using the middle point between indices of two
+        // central icons.
+        float middleIndex = (iconViews.length - 1) / 2.0f;
         for (int iconIndex = 0; iconIndex < iconViews.length; iconIndex++) {
             View iconView = iconViews[iconIndex];
             MultiTranslateDelegate translateDelegate =
                     ((Reorderable) iconView).getTranslateDelegate();
-            float iconCenterX =
-                    iconView.getLeft() + (iconView.getRight() - iconView.getLeft()) / 2.0f;
-            if (iconCenterX <= taskbarCenterX) {
-                translateDelegate.getTranslationX(INDEX_TASKBAR_PINNING_ANIM).setValue(
-                        finalMarginScale * (halfIconCount - iconIndex));
-            } else {
-                translateDelegate.getTranslationX(INDEX_TASKBAR_PINNING_ANIM).setValue(
-                        -finalMarginScale * (iconIndex - halfIconCount));
-            }
+            translateDelegate.getTranslationX(INDEX_TASKBAR_PINNING_ANIM).setValue(
+                    finalMarginScale * (middleIndex - iconIndex) + sizeDiffTranslationRange);
 
             if (iconView.equals(mTaskbarView.getAllAppsButtonContainer())) {
                 mTaskbarView.getAllAppsButtonContainer().setTranslationXForTaskbarAllAppsIcon(
@@ -488,18 +491,14 @@
      * Calculates visual taskbar view width.
      */
     public float getCurrentVisualTaskbarWidth() {
-        if (mTaskbarView.getIconViews().length == 0) {
+        View[] iconViews = mTaskbarView.getIconViews();
+        if (iconViews.length == 0) {
             return 0;
         }
 
-        View[] iconViews = mTaskbarView.getIconViews();
+        float left = iconViews[0].getX();
 
-        int leftIndex = mActivity.getDeviceProfile().isQsbInline && !mIsRtl ? 1 : 0;
-        int rightIndex = mActivity.getDeviceProfile().isQsbInline && mIsRtl
-                ? iconViews.length - 2
-                : iconViews.length - 1;
-
-        float left = iconViews[leftIndex].getX();
+        int rightIndex = iconViews.length - 1;
         float right = iconViews[rightIndex].getRight() + iconViews[rightIndex].getTranslationX();
 
         return right - left + (2 * mTaskbarLeftRightMargin);
@@ -1090,6 +1089,8 @@
                 if (groupTask.containsTask(task.key.id)) {
                     mTaskbarView.applyGroupTaskToBubbleTextView(btv, groupTask);
                 }
+            } else if (view instanceof TaskbarOverflowView overflowButton) {
+                overflowButton.updateTaskIsShown(task);
             }
         }
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
index c5d649e..d91d10a 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
@@ -38,6 +38,7 @@
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.FrameLayout;
 
+import com.android.app.animation.Interpolators;
 import com.android.launcher3.R;
 import com.android.launcher3.anim.AnimatorListeners;
 import com.android.launcher3.taskbar.BarsLocationAnimatorHelper;
@@ -86,7 +87,7 @@
     private static final int MAX_BUBBLES = 5;
     private static final int MAX_VISIBLE_BUBBLES_COLLAPSED = 2;
     private static final int ARROW_POSITION_ANIMATION_DURATION_MS = 200;
-    private static final int WIDTH_ANIMATION_DURATION_MS = 200;
+    private static final int WIDTH_ANIMATION_DURATION_MS = 400;
     private static final int SCALE_ANIMATION_DURATION_MS = 200;
 
     /**
@@ -143,7 +144,7 @@
 
     // An animator that represents the expansion state of the bubble bar, where 0 corresponds to the
     // collapsed state and 1 to the fully expanded state.
-    private final ValueAnimator mWidthAnimator = ValueAnimator.ofFloat(0, 1);
+    private ValueAnimator mWidthAnimator = createExpansionAnimator(/* expanding = */ false);
 
     /** An animator used for animating individual bubbles in the bubble bar while expanded. */
     @Nullable
@@ -207,35 +208,6 @@
 
         mBubbleBarBackground = new BubbleBarBackground(context, getBubbleBarExpandedHeight());
         setBackgroundDrawable(mBubbleBarBackground);
-
-        mWidthAnimator.setDuration(WIDTH_ANIMATION_DURATION_MS);
-
-        addAnimationCallBacks(mWidthAnimator,
-                /* onStart= */ () -> mBubbleBarBackground.showArrow(true),
-                /* onEnd= */ () -> {
-                    mBubbleBarBackground.showArrow(mIsBarExpanded);
-                    if (!mIsBarExpanded && mReorderRunnable != null) {
-                        mReorderRunnable.run();
-                        mReorderRunnable = null;
-                    }
-                    // If the bar was just collapsed and the overflow was the last bubble that was
-                    // selected, set the first bubble as selected.
-                    if (!mIsBarExpanded && mUpdateSelectedBubbleAfterCollapse != null
-                            && mSelectedBubbleView != null
-                            && mSelectedBubbleView.getBubble() instanceof BubbleBarOverflow) {
-                        BubbleView firstBubble = (BubbleView) getChildAt(0);
-                        mUpdateSelectedBubbleAfterCollapse.accept(firstBubble.getBubble().getKey());
-                    }
-                    // If the bar was just expanded, remove the dot from the selected bubble.
-                    if (mIsBarExpanded && mSelectedBubbleView != null) {
-                        mSelectedBubbleView.markSeen();
-                    }
-                    updateLayoutParams();
-                },
-                /* onUpdate= */ animator -> {
-                    updateBubblesLayoutProperties(mBubbleBarLocation);
-                    invalidate();
-                });
     }
 
 
@@ -332,6 +304,17 @@
     }
 
     /**
+     * Set the bubble icons size and spacing between the bubbles and the borders of the bubble
+     * bar.
+     */
+    public void setIconSizeAndPaddingForPinning(float newIconSize, float newBubbleBarPadding) {
+        mBubbleBarPadding = newBubbleBarPadding;
+        mIconScale = newIconSize / mIconSize;
+        updateBubblesLayoutProperties(mBubbleBarLocation);
+        invalidate();
+    }
+
+    /**
      * Sets new icon sizes and newBubbleBarPadding between icons and bubble bar borders.
      *
      * @param newIconSize         new icon size
@@ -1251,11 +1234,8 @@
             mIsBarExpanded = isBarExpanded;
             updateArrowForSelected(/* shouldAnimate= */ false);
             setOrUnsetClickListener();
-            if (isBarExpanded) {
-                mWidthAnimator.start();
-            } else {
-                mWidthAnimator.reverse();
-            }
+            mWidthAnimator = createExpansionAnimator(isBarExpanded);
+            mWidthAnimator.start();
             updateBubbleAccessibilityStates();
             announceExpandedStateChange();
         }
@@ -1492,6 +1472,46 @@
         return bubbles;
     }
 
+    /** Creates an animator based on the expanding or collapsing action. */
+    private ValueAnimator createExpansionAnimator(boolean expanding) {
+        float startValue = expanding ? 0 : 1;
+        if ((mWidthAnimator != null && mWidthAnimator.isRunning())) {
+            startValue = (float) mWidthAnimator.getAnimatedValue();
+            mWidthAnimator.cancel();
+        }
+        float endValue = expanding ? 1 : 0;
+        ValueAnimator animator = ValueAnimator.ofFloat(startValue, endValue);
+        animator.setDuration(WIDTH_ANIMATION_DURATION_MS);
+        animator.setInterpolator(Interpolators.EMPHASIZED);
+        addAnimationCallBacks(animator,
+                /* onStart= */ () -> mBubbleBarBackground.showArrow(true),
+                /* onEnd= */ () -> {
+                    mBubbleBarBackground.showArrow(mIsBarExpanded);
+                    if (!mIsBarExpanded && mReorderRunnable != null) {
+                        mReorderRunnable.run();
+                        mReorderRunnable = null;
+                    }
+                    // If the bar was just collapsed and the overflow was the last bubble that was
+                    // selected, set the first bubble as selected.
+                    if (!mIsBarExpanded && mUpdateSelectedBubbleAfterCollapse != null
+                            && mSelectedBubbleView != null
+                            && mSelectedBubbleView.getBubble() instanceof BubbleBarOverflow) {
+                        BubbleView firstBubble = (BubbleView) getChildAt(0);
+                        mUpdateSelectedBubbleAfterCollapse.accept(firstBubble.getBubble().getKey());
+                    }
+                    // If the bar was just expanded, remove the dot from the selected bubble.
+                    if (mIsBarExpanded && mSelectedBubbleView != null) {
+                        mSelectedBubbleView.markSeen();
+                    }
+                    updateLayoutParams();
+                },
+                /* onUpdate= */ anim -> {
+                    updateBubblesLayoutProperties(mBubbleBarLocation);
+                    invalidate();
+                });
+        return animator;
+    }
+
     /**
      * Returns the distance between the top left corner of the bubble bar to the center of the dot
      * of the selected bubble.
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
index 76d3606..31b1ea0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
@@ -18,6 +18,10 @@
 import static android.view.View.INVISIBLE;
 import static android.view.View.VISIBLE;
 
+import static com.android.launcher3.Utilities.mapRange;
+import static com.android.launcher3.taskbar.TaskbarPinningController.PINNING_PERSISTENT;
+import static com.android.launcher3.taskbar.TaskbarPinningController.PINNING_TRANSIENT;
+
 import android.animation.Animator;
 import android.animation.AnimatorSet;
 import android.content.res.Resources;
@@ -34,6 +38,7 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
+import com.android.app.animation.Interpolators;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
 import com.android.launcher3.anim.AnimatedFloat;
@@ -41,11 +46,14 @@
 import com.android.launcher3.taskbar.TaskbarActivityContext;
 import com.android.launcher3.taskbar.TaskbarControllers;
 import com.android.launcher3.taskbar.TaskbarInsetsController;
+import com.android.launcher3.taskbar.TaskbarSharedState;
 import com.android.launcher3.taskbar.TaskbarStashController;
 import com.android.launcher3.taskbar.bubbles.animation.BubbleBarViewAnimator;
 import com.android.launcher3.taskbar.bubbles.flyout.BubbleBarFlyoutController;
 import com.android.launcher3.taskbar.bubbles.flyout.BubbleBarFlyoutPositioner;
+import com.android.launcher3.taskbar.bubbles.flyout.FlyoutCallbacks;
 import com.android.launcher3.taskbar.bubbles.stashing.BubbleStashController;
+import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.MultiPropertyFactory;
 import com.android.launcher3.util.MultiValueAlpha;
 import com.android.quickstep.SystemUiProxy;
@@ -68,6 +76,9 @@
     private static final float APP_ICON_LARGE_DP = 52f;
     /** The dot size is defined as a percentage of the icon size. */
     private static final float DOT_TO_BUBBLE_SIZE_RATIO = 0.228f;
+    public static final int TASKBAR_FADE_IN_DURATION_MS = 150;
+    public static final int TASKBAR_FADE_IN_DELAY_MS = 50;
+    public static final int TASKBAR_FADE_OUT_DURATION_MS = 100;
     private final SystemUiProxy mSystemUiProxy;
     private final TaskbarActivityContext mActivity;
     private final BubbleBarView mBarView;
@@ -101,6 +112,10 @@
             this::updateTranslationY);
     private final AnimatedFloat mBubbleOffsetY = new AnimatedFloat(
             this::updateBubbleOffsetY);
+    private final AnimatedFloat mBubbleBarPinning = new AnimatedFloat(pinningProgress -> {
+        updateTranslationY();
+        setBubbleBarScaleAndPadding(pinningProgress);
+    });
 
     // Modified when swipe up is happening on the bubble bar or task bar.
     private float mBubbleBarSwipeUpTranslationY;
@@ -120,8 +135,9 @@
     private BubbleBarViewAnimator mBubbleBarViewAnimator;
     private final FrameLayout mBubbleBarContainer;
     private BubbleBarFlyoutController mBubbleBarFlyoutController;
-
+    private TaskbarSharedState mTaskbarSharedState;
     private final TimeSource mTimeSource = System::currentTimeMillis;
+    private final int mTaskbarTranslationDelta;
 
     @Nullable
     private BubbleBarBoundsChangeListener mBoundsChangeListener;
@@ -135,18 +151,20 @@
         mBubbleBarAlpha = new MultiValueAlpha(mBarView, 1 /* num alpha channels */);
         mIconSize = activity.getResources().getDimensionPixelSize(
                 R.dimen.bubblebar_icon_size);
+        mTaskbarTranslationDelta = getBubbleBarTranslationDeltaForTaskbar(activity);
     }
 
     /** Initializes controller. */
     public void init(TaskbarControllers controllers, BubbleControllers bubbleControllers,
             TaskbarViewPropertiesProvider taskbarViewPropertiesProvider) {
+        mTaskbarSharedState = controllers.getSharedState();
         mBubbleStashController = bubbleControllers.bubbleStashController;
         mBubbleBarController = bubbleControllers.bubbleBarController;
         mBubbleDragController = bubbleControllers.bubbleDragController;
         mTaskbarStashController = controllers.taskbarStashController;
         mTaskbarInsetsController = controllers.taskbarInsetsController;
         mBubbleBarFlyoutController = new BubbleBarFlyoutController(
-                mBubbleBarContainer, createFlyoutPositioner(), createFlyoutTopBoundaryListener());
+                mBubbleBarContainer, createFlyoutPositioner(), createFlyoutCallbacks());
         mBubbleBarViewAnimator = new BubbleBarViewAnimator(
                 mBarView, mBubbleStashController, mBubbleBarFlyoutController,
                 mBubbleBarController::showExpandedView);
@@ -167,6 +185,10 @@
                         mBoundsChangeListener.onBoundsChanged();
                     }
                 });
+        float pinningValue = DisplayController.isTransientTaskbar(mActivity)
+                ? PINNING_TRANSIENT
+                : PINNING_PERSISTENT;
+        mBubbleBarPinning.updateValue(pinningValue);
         mBarView.setController(new BubbleBarView.Controller() {
             @Override
             public float getBubbleBarTranslationY() {
@@ -175,7 +197,9 @@
 
             @Override
             public void onBubbleBarTouched() {
-                BubbleBarViewController.this.onBubbleBarTouched();
+                if (isAnimatingNewBubble()) {
+                    interruptAnimationForTouch();
+                }
             }
 
             @Override
@@ -220,6 +244,11 @@
         };
     }
 
+    /** Returns animated float property responsible for pinning transition animation. */
+    public AnimatedFloat getBubbleBarPinning() {
+        return mBubbleBarPinning;
+    }
+
     private BubbleBarFlyoutPositioner createFlyoutPositioner() {
         return new BubbleBarFlyoutPositioner() {
 
@@ -273,8 +302,8 @@
         };
     }
 
-    private BubbleBarFlyoutController.TopBoundaryListener createFlyoutTopBoundaryListener() {
-        return new BubbleBarFlyoutController.TopBoundaryListener() {
+    private FlyoutCallbacks createFlyoutCallbacks() {
+        return new FlyoutCallbacks() {
             @Override
             public void extendTopBoundary(int space) {
                 int defaultSize = mActivity.getDefaultTaskbarWindowSize();
@@ -285,6 +314,12 @@
             public void resetTopBoundary() {
                 mActivity.setTaskbarWindowSize(mActivity.getDefaultTaskbarWindowSize());
             }
+
+            @Override
+            public void flyoutClicked() {
+                interruptAnimationForTouch();
+                expandBubbleBar();
+            }
         };
     }
 
@@ -304,12 +339,10 @@
         }
     }
 
-    private void onBubbleBarTouched() {
-        if (isAnimatingNewBubble()) {
-            mBubbleBarViewAnimator.onBubbleBarTouchedWhileAnimating();
-            mBubbleStashController.onNewBubbleAnimationInterrupted(false,
-                    mBarView.getTranslationY());
-        }
+    /** Interrupts the running animation for a touch event on the bubble bar or flyout. */
+    private void interruptAnimationForTouch() {
+        mBubbleBarViewAnimator.interruptForTouch();
+        mBubbleStashController.onNewBubbleAnimationInterrupted(false, mBarView.getTranslationY());
     }
 
     private void expandBubbleBar() {
@@ -463,6 +496,12 @@
         return mBarView.getBubbleBarBounds();
     }
 
+    /** Returns the bounds of the flyout view if it exists, or {@code null} otherwise. */
+    @Nullable
+    public Rect getFlyoutBounds() {
+        return mBubbleBarFlyoutController.getFlyoutBounds();
+    }
+
     /** Checks that bubble bar is visible and that the motion event is within bounds. */
     public boolean isEventOverBubbleBar(MotionEvent event) {
         if (!isBubbleBarVisible()) return false;
@@ -588,9 +627,11 @@
         updateBubbleBarIconSizeAndPadding(newIconSize, newPadding, animate);
     }
 
-
     private int getBubbleBarIconSizeFromDeviceProfile(Resources res) {
-        DeviceProfile deviceProfile = mActivity.getDeviceProfile();
+        return getBubbleBarIconSizeFromDeviceProfile(res, mActivity.getDeviceProfile());
+    }
+
+    private int getBubbleBarIconSizeFromDeviceProfile(Resources res, DeviceProfile deviceProfile) {
         DisplayMetrics dm = res.getDisplayMetrics();
         float smallIconSize = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
                 APP_ICON_SMALL_DP, dm);
@@ -605,7 +646,10 @@
     }
 
     private int getBubbleBarPaddingFromDeviceProfile(Resources res) {
-        DeviceProfile deviceProfile = mActivity.getDeviceProfile();
+        return getBubbleBarPaddingFromDeviceProfile(res, mActivity.getDeviceProfile());
+    }
+
+    private int getBubbleBarPaddingFromDeviceProfile(Resources res, DeviceProfile deviceProfile) {
         DisplayMetrics dm = res.getDisplayMetrics();
         float mediumIconSize = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
                 APP_ICON_MEDIUM_DP, dm);
@@ -646,7 +690,53 @@
 
     private void updateTranslationY() {
         mBarView.setTranslationY(mBubbleBarTranslationY.value + mBubbleBarSwipeUpTranslationY
-                + mBubbleBarStashTranslationY);
+                + mBubbleBarStashTranslationY + getBubbleBarTranslationYForTaskbarPinning());
+    }
+
+    /** Computes translation y for taskbar pinning. */
+    private float getBubbleBarTranslationYForTaskbarPinning() {
+        if (mTaskbarSharedState == null) return 0f;
+        float pinningProgress = mBubbleBarPinning.value;
+        if (mTaskbarSharedState.startTaskbarVariantIsTransient) {
+            return mapRange(pinningProgress, /* min = */ 0f, mTaskbarTranslationDelta);
+        } else {
+            return mapRange(pinningProgress, -mTaskbarTranslationDelta, /* max = */ 0f);
+        }
+    }
+
+    private void setBubbleBarScaleAndPadding(float pinningProgress) {
+        Resources res = mActivity.getResources();
+        // determine icon scale for pinning
+        int persistentIconSize = res.getDimensionPixelSize(
+                R.dimen.bubblebar_icon_size_persistent_taskbar);
+        int transientIconSize = getBubbleBarIconSizeFromDeviceProfile(res,
+                mActivity.getTransientTaskbarDeviceProfile());
+        float pinningIconSize = mapRange(pinningProgress, transientIconSize, persistentIconSize);
+
+        // determine bubble bar padding for pinning
+        int persistentPadding = res.getDimensionPixelSize(
+                R.dimen.bubblebar_icon_spacing_persistent_taskbar);
+        int transientPadding = getBubbleBarPaddingFromDeviceProfile(res,
+                mActivity.getTransientTaskbarDeviceProfile());
+        float pinningPadding = mapRange(pinningProgress, transientPadding, persistentPadding);
+        mBarView.setIconSizeAndPaddingForPinning(pinningIconSize, pinningPadding);
+    }
+
+    /**
+     * Calculates the vertical difference in the bubble bar positions for pinned and transient
+     * taskbar modes.
+     */
+    private int getBubbleBarTranslationDeltaForTaskbar(TaskbarActivityContext activity) {
+        Resources res = activity.getResources();
+        int persistentBubbleSize = res
+                .getDimensionPixelSize(R.dimen.bubblebar_icon_size_persistent_taskbar);
+        int persistentSpacingSize = res
+                .getDimensionPixelSize(R.dimen.bubblebar_icon_spacing_persistent_taskbar);
+        int persistentBubbleBarSize = persistentBubbleSize + persistentSpacingSize * 2;
+        int persistentTaskbarHeight = activity.getPersistentTaskbarDeviceProfile().taskbarHeight;
+        int persistentBubbleBarY = (persistentTaskbarHeight - persistentBubbleBarSize) / 2;
+        int transientBubbleBarY = activity.getTransientTaskbarDeviceProfile().taskbarBottomMargin;
+        return transientBubbleBarY - persistentBubbleBarY;
     }
 
     private void updateScaleX(float scale) {
@@ -843,22 +933,21 @@
 
     /**
      * Hides the persistent taskbar if it is going to intersect with the expanded bubble bar if in
-     * app or overview. Set the hotseat stashed state if on launcher home screen. If not on launcher
-     * home screen and hotseat is stashed immediately un-stashes the hotseat.
+     * app or overview.
      */
     private void adjustTaskbarAndHotseatToBubbleBarState(boolean isBubbleBarExpanded) {
-        if (mBubbleStashController.isBubblesShowingOnHome()) {
-            mTaskbarStashController.stashHotseat(isBubbleBarExpanded);
-        } else if (!mBubbleStashController.isTransientTaskBar()) {
-            boolean hideTaskbar = isBubbleBarExpanded && isIntersectingTaskbar();
-            mTaskbarViewPropertiesProvider
-                    .getIconsAlpha()
-                    .animateToValue(hideTaskbar ? 0 : 1)
-                    .start();
-        }
         if (!mBubbleStashController.isBubblesShowingOnHome()
-                && mTaskbarStashController.isHiddenForBubbles()) {
-            mTaskbarStashController.unStashHotseatInstantly();
+                && !mBubbleStashController.isTransientTaskBar()) {
+            boolean hideTaskbar = isBubbleBarExpanded && isIntersectingTaskbar();
+            Animator taskbarAlphaAnimator = mTaskbarViewPropertiesProvider.getIconsAlpha()
+                    .animateToValue(hideTaskbar ? 0 : 1);
+            taskbarAlphaAnimator.setDuration(hideTaskbar
+                    ? TASKBAR_FADE_OUT_DURATION_MS : TASKBAR_FADE_IN_DURATION_MS);
+            if (!hideTaskbar) {
+                taskbarAlphaAnimator.setStartDelay(TASKBAR_FADE_IN_DELAY_MS);
+            }
+            taskbarAlphaAnimator.setInterpolator(Interpolators.LINEAR);
+            taskbarAlphaAnimator.start();
         }
     }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
index 8a52ca9..78e5dbd 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
@@ -471,8 +471,8 @@
         bubbleStashController.updateTaskbarTouchRegion()
     }
 
-    /** Handles touching the animating bubble bar. */
-    fun onBubbleBarTouchedWhileAnimating() {
+    /** Interrupts the animation due to touching the bubble bar or flyout. */
+    fun interruptForTouch() {
         PhysicsAnimator.getInstance(bubbleBarView).cancelIfRunning()
         bubbleStashController.getStashedHandlePhysicsAnimator().cancelIfRunning()
         cancelFlyout()
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutController.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutController.kt
index d6400bb..f389d7e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutController.kt
@@ -16,13 +16,13 @@
 
 package com.android.launcher3.taskbar.bubbles.flyout
 
+import android.graphics.Rect
 import android.view.Gravity
 import android.view.ViewGroup
 import android.widget.FrameLayout
 import androidx.core.animation.ValueAnimator
 import com.android.launcher3.R
 import com.android.systemui.util.addListener
-import com.android.systemui.util.doOnEnd
 
 /** Creates and manages the visibility of the [BubbleBarFlyoutView]. */
 class BubbleBarFlyoutController
@@ -30,7 +30,7 @@
 constructor(
     private val container: FrameLayout,
     private val positioner: BubbleBarFlyoutPositioner,
-    private val topBoundaryListener: TopBoundaryListener,
+    private val callbacks: FlyoutCallbacks,
     private val flyoutScheduler: FlyoutScheduler = HandlerScheduler(container),
 ) {
 
@@ -47,6 +47,15 @@
         FADE,
     }
 
+    /** The bounds of the flyout. */
+    val flyoutBounds: Rect?
+        get() {
+            val flyout = this.flyout ?: return null
+            val rect = Rect(flyout.bounds)
+            rect.offset(0, flyout.translationY.toInt())
+            return rect
+        }
+
     fun setUpAndShowFlyout(message: BubbleBarFlyoutMessage, onEnd: () -> Unit) {
         flyout?.let(container::removeView)
         val flyout = BubbleBarFlyoutView(container.context, positioner, flyoutScheduler)
@@ -63,29 +72,63 @@
         lp.marginEnd = horizontalMargin
         container.addView(flyout, lp)
 
+        this.flyout = flyout
+        flyout.showFromCollapsed(message) { showFlyout(AnimationType.COLLAPSE, onEnd) }
+    }
+
+    private fun showFlyout(animationType: AnimationType, endAction: () -> Unit) {
+        val flyout = this.flyout ?: return
         val animator = ValueAnimator.ofFloat(0f, 1f).setDuration(ANIMATION_DURATION_MS)
-        animator.addUpdateListener { _ ->
-            flyout.updateExpansionProgress(animator.animatedValue as Float)
+        when (animationType) {
+            AnimationType.FADE ->
+                animator.addUpdateListener { _ -> flyout.alpha = animator.animatedValue as Float }
+            AnimationType.COLLAPSE ->
+                animator.addUpdateListener { _ ->
+                    flyout.updateExpansionProgress(animator.animatedValue as Float)
+                }
         }
         animator.addListener(
-            onStart = {
-                val flyoutTop = flyout.top + flyout.translationY
-                // If the top position of the flyout is negative, then it's bleeding over the
-                // top boundary of its parent view
-                if (flyoutTop < 0) topBoundaryListener.extendTopBoundary(space = -flyoutTop.toInt())
+            onStart = { extendTopBoundary() },
+            onEnd = {
+                endAction()
+                flyout.setOnClickListener { callbacks.flyoutClicked() }
             },
-            onEnd = { onEnd() },
         )
-        flyout.showFromCollapsed(message) { animator.start() }
-        this.flyout = flyout
+        animator.start()
+    }
+
+    fun updateFlyoutFullyExpanded(message: BubbleBarFlyoutMessage, onEnd: () -> Unit) {
+        val flyout = flyout ?: return
+        hideFlyout(AnimationType.FADE) {
+            flyout.updateData(message) { showFlyout(AnimationType.FADE, onEnd) }
+        }
+    }
+
+    fun updateFlyoutWhileExpanding(message: BubbleBarFlyoutMessage) {
+        val flyout = flyout ?: return
+        flyout.updateData(message) { extendTopBoundary() }
+    }
+
+    private fun extendTopBoundary() {
+        val flyout = flyout ?: return
+        val flyoutTop = flyout.top + flyout.translationY
+        // If the top position of the flyout is negative, then it's bleeding over the
+        // top boundary of its parent view
+        if (flyoutTop < 0) callbacks.extendTopBoundary(space = -flyoutTop.toInt())
     }
 
     fun cancelFlyout(endAction: () -> Unit) {
-        hideFlyout(AnimationType.FADE, endAction)
+        hideFlyout(AnimationType.FADE) {
+            cleanupFlyoutView()
+            endAction()
+        }
     }
 
     fun collapseFlyout(endAction: () -> Unit) {
-        hideFlyout(AnimationType.COLLAPSE, endAction)
+        hideFlyout(AnimationType.COLLAPSE) {
+            cleanupFlyoutView()
+            endAction()
+        }
     }
 
     private fun hideFlyout(animationType: AnimationType, endAction: () -> Unit) {
@@ -100,21 +143,15 @@
                     flyout.updateExpansionProgress(animator.animatedValue as Float)
                 }
         }
-        animator.doOnEnd {
-            container.removeView(flyout)
-            this@BubbleBarFlyoutController.flyout = null
-            topBoundaryListener.resetTopBoundary()
-            endAction()
-        }
+        animator.addListener(onStart = { flyout.setOnClickListener(null) }, onEnd = { endAction() })
         animator.start()
     }
 
-    /** Notifies when the top boundary of the flyout view changes. */
-    interface TopBoundaryListener {
-        /** Requests to extend the top boundary of the parent to fully include the flyout. */
-        fun extendTopBoundary(space: Int)
-
-        /** Resets the top boundary of the parent. */
-        fun resetTopBoundary()
+    private fun cleanupFlyoutView() {
+        container.removeView(flyout)
+        this@BubbleBarFlyoutController.flyout = null
+        callbacks.resetTopBoundary()
     }
+
+    fun hasFlyout() = flyout != null
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutView.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutView.kt
index 6903c87..af8aaf8 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutView.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutView.kt
@@ -24,6 +24,7 @@
 import android.graphics.Paint
 import android.graphics.Path
 import android.graphics.PointF
+import android.graphics.Rect
 import android.graphics.RectF
 import android.view.LayoutInflater
 import android.view.View
@@ -138,6 +139,9 @@
      */
     private val backgroundPaint = Paint(Paint.ANTI_ALIAS_FLAG or Paint.FILTER_BITMAP_FLAG)
 
+    /** The bounds of the flyout relative to the parent view. */
+    val bounds = Rect()
+
     init {
         LayoutInflater.from(context).inflate(R.layout.bubblebar_flyout, this, true)
         id = R.id.bubble_bar_flyout_view
@@ -174,6 +178,14 @@
         applyConfigurationColors(resources.configuration)
     }
 
+    override fun onLayout(changed: Boolean, left: Int, top: Int, right: Int, bottom: Int) {
+        super.onLayout(changed, left, top, right, bottom)
+        bounds.left = left
+        bounds.top = top
+        bounds.right = right
+        bounds.bottom = bottom
+    }
+
     /** Sets the data for the flyout and starts playing the expand animation. */
     fun showFromCollapsed(flyoutMessage: BubbleBarFlyoutMessage, expandAnimation: () -> Unit) {
         icon.alpha = 0f
@@ -186,6 +198,8 @@
             } else {
                 -positioner.distanceToCollapsedPosition.x
             }
+        // TODO: b/277815200 - before collapsing, recalculate translationToCollapsedPosition because
+        // the collapsed position may have changed
         val tyToCollapsedPosition =
             positioner.distanceToCollapsedPosition.y + triangleHeight - triangleOverlap
         translationToCollapsedPosition = PointF(txToCollapsedPosition, tyToCollapsedPosition)
@@ -205,6 +219,12 @@
         scheduler.runAfterLayout(expandAnimation)
     }
 
+    /** Updates the content of the flyout and schedules [afterLayout] to run after a layout pass. */
+    fun updateData(flyoutMessage: BubbleBarFlyoutMessage, afterLayout: () -> Unit) {
+        setData(flyoutMessage)
+        scheduler.runAfterLayout(afterLayout)
+    }
+
     private fun setData(flyoutMessage: BubbleBarFlyoutMessage) {
         if (flyoutMessage.icon != null) {
             icon.visibility = VISIBLE
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/FlyoutCallbacks.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/FlyoutCallbacks.kt
new file mode 100644
index 0000000..e2f010a
--- /dev/null
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/flyout/FlyoutCallbacks.kt
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar.bubbles.flyout
+
+/** Callbacks that the flyout uses to notify of events. */
+interface FlyoutCallbacks {
+    /** Requests to extend the top boundary of the parent to fully include the flyout. */
+    fun extendTopBoundary(space: Int)
+
+    /** Resets the top boundary of the parent. */
+    fun resetTopBoundary()
+
+    /** The flyout was clicked. */
+    fun flyoutClicked()
+}
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/BubbleStashController.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/BubbleStashController.kt
index a78890b..831faa1 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/BubbleStashController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/BubbleStashController.kt
@@ -42,12 +42,6 @@
 
         /** Provides taskbar height in pixels. */
         fun getTaskbarHeight(): Int
-
-        /** Provides hotseat bottom space in pixels. */
-        fun getHotseatBottomSpace(): Int
-
-        /** Provides hotseat height in pixels. */
-        fun getHotseatHeight(): Int
     }
 
     /** Execute passed action only after controllers are initiated. */
@@ -94,7 +88,7 @@
         taskbarInsetsController: TaskbarInsetsController,
         bubbleBarViewController: BubbleBarViewController,
         bubbleStashedHandleViewController: BubbleStashedHandleViewController?,
-        controllersAfterInitAction: ControllersAfterInitAction
+        controllersAfterInitAction: ControllersAfterInitAction,
     )
 
     /** Shows the bubble bar at [bubbleBarTranslationY] position immediately without animation. */
@@ -127,6 +121,9 @@
     /** Set a bubble bar location */
     fun setBubbleBarLocation(bubbleBarLocation: BubbleBarLocation)
 
+    /** Set the hotseat vertical center that bubble bar will align with. */
+    fun setHotseatVerticalCenter(hotseatVerticalCenter: Int)
+
     /**
      * Stashes the bubble bar (transform to the handle view), or just shrink width of the expanded
      * bubble bar based on the controller implementation.
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/DeviceProfileDimensionsProviderAdapter.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/DeviceProfileDimensionsProviderAdapter.kt
index a55763b..886b9f0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/DeviceProfileDimensionsProviderAdapter.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/DeviceProfileDimensionsProviderAdapter.kt
@@ -27,13 +27,9 @@
 class DeviceProfileDimensionsProviderAdapter(
     private val taskbarActivityContext: TaskbarActivityContext
 ) : TaskbarHotseatDimensionsProvider {
-    override fun getTaskbarBottomSpace(): Int = deviceProfile().taskbarBottomMargin
+    override fun getTaskbarBottomSpace(): Int = taskbarDp().taskbarBottomMargin
 
-    override fun getTaskbarHeight(): Int = deviceProfile().taskbarHeight
+    override fun getTaskbarHeight(): Int = taskbarDp().taskbarHeight
 
-    override fun getHotseatBottomSpace(): Int = deviceProfile().hotseatBarBottomSpacePx
-
-    override fun getHotseatHeight(): Int = deviceProfile().hotseatCellHeightPx
-
-    private fun deviceProfile(): DeviceProfile = taskbarActivityContext.deviceProfile
+    private fun taskbarDp(): DeviceProfile = taskbarActivityContext.deviceProfile
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashController.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashController.kt
index 722dfe7..c117ad4 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashController.kt
@@ -36,7 +36,7 @@
 import com.android.wm.shell.shared.bubbles.BubbleBarLocation
 
 class PersistentBubbleStashController(
-    private val taskbarHotseatDimensionsProvider: TaskbarHotseatDimensionsProvider,
+    private val taskbarHotseatDimensionsProvider: TaskbarHotseatDimensionsProvider
 ) : BubbleStashController {
 
     private lateinit var taskbarInsetsController: TaskbarInsetsController
@@ -45,6 +45,7 @@
     private lateinit var bubbleBarAlphaAnimator: MultiPropertyFactory<View>.MultiProperty
     private lateinit var bubbleBarScaleAnimator: AnimatedFloat
     private lateinit var controllersAfterInitAction: ControllersAfterInitAction
+    private var hotseatVerticalCenter: Int = 0
 
     override var launcherState: BubbleLauncherState = BubbleLauncherState.IN_APP
         set(state) {
@@ -92,17 +93,15 @@
 
     override val bubbleBarTranslationYForHotseat: Float
         get() {
-            val hotseatBottomSpace = taskbarHotseatDimensionsProvider.getHotseatBottomSpace()
-            val hotseatCellHeight = taskbarHotseatDimensionsProvider.getHotseatHeight()
-            val bubbleBarHeight: Float = bubbleBarViewController.bubbleBarCollapsedHeight
-            return -hotseatBottomSpace - (hotseatCellHeight - bubbleBarHeight) / 2
+            val bubbleBarHeight = bubbleBarViewController.bubbleBarCollapsedHeight
+            return -hotseatVerticalCenter + bubbleBarHeight / 2
         }
 
     override fun init(
         taskbarInsetsController: TaskbarInsetsController,
         bubbleBarViewController: BubbleBarViewController,
         bubbleStashedHandleViewController: BubbleStashedHandleViewController?,
-        controllersAfterInitAction: ControllersAfterInitAction
+        controllersAfterInitAction: ControllersAfterInitAction,
     ) {
         this.taskbarInsetsController = taskbarInsetsController
         this.bubbleBarViewController = bubbleBarViewController
@@ -119,13 +118,17 @@
             animatorSet.playTogether(
                 bubbleBarScaleAnimator.animateToValue(1f),
                 bubbleBarTranslationYAnimator.animateToValue(bubbleBarTranslationY),
-                bubbleBarAlphaAnimator.animateToValue(1f)
+                bubbleBarAlphaAnimator.animateToValue(1f),
             )
         }
         updateTouchRegionOnAnimationEnd(animatorSet)
         animatorSet.setDuration(BAR_STASH_DURATION).start()
     }
 
+    override fun setHotseatVerticalCenter(hotseatVerticalCenter: Int) {
+        this.hotseatVerticalCenter = hotseatVerticalCenter
+    }
+
     override fun showBubbleBarImmediate() = showBubbleBarImmediate(bubbleBarTranslationY)
 
     override fun showBubbleBarImmediate(bubbleBarTranslationY: Float) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashController.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashController.kt
index 9e7d1c4..fbeecaa 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashController.kt
@@ -78,6 +78,7 @@
         context.resources.getDimensionPixelSize(R.dimen.bubblebar_stashed_size) / 2f
 
     private var animator: AnimatorSet? = null
+    private var hotseatVerticalCenter: Int = 0
 
     override var isStashed: Boolean = false
         @VisibleForTesting set
@@ -118,10 +119,8 @@
 
     override val bubbleBarTranslationYForHotseat: Float
         get() {
-            val hotseatBottomSpace = taskbarHotseatDimensionsProvider.getHotseatBottomSpace()
-            val hotseatCellHeight = taskbarHotseatDimensionsProvider.getHotseatHeight()
-            val bubbleBarHeight: Float = bubbleBarViewController.bubbleBarCollapsedHeight
-            return -hotseatBottomSpace - (hotseatCellHeight - bubbleBarHeight) / 2
+            val bubbleBarHeight = bubbleBarViewController.bubbleBarCollapsedHeight
+            return -hotseatVerticalCenter + bubbleBarHeight / 2
         }
 
     override val bubbleBarTranslationYForTaskbar: Float =
@@ -176,6 +175,10 @@
             .start()
     }
 
+    override fun setHotseatVerticalCenter(hotseatVerticalCenter: Int) {
+        this.hotseatVerticalCenter = hotseatVerticalCenter
+    }
+
     override fun showBubbleBarImmediate() {
         showBubbleBarImmediate(bubbleBarTranslationY)
     }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index 4ad65e1..228dc91 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -419,8 +419,10 @@
             mDepthController.setActivityStarted(isStarted());
         }
 
-        if ((changeBits & ACTIVITY_STATE_RESUMED) != 0 && mTaskbarUIController != null) {
-            mTaskbarUIController.onLauncherPausedOrResumed(isPaused());
+        if ((changeBits & ACTIVITY_STATE_RESUMED) != 0) {
+            if (!FeatureFlags.enableHomeTransitionListener() && mTaskbarUIController != null) {
+                mTaskbarUIController.onLauncherVisibilityChanged(hasBeenResumed());
+            }
         }
 
         super.onActivityFlagsChanged(changeBits);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/SystemApiWrapper.kt b/quickstep/src/com/android/launcher3/uioverrides/SystemApiWrapper.kt
index f542b8c..374db6a 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/SystemApiWrapper.kt
+++ b/quickstep/src/com/android/launcher3/uioverrides/SystemApiWrapper.kt
@@ -41,15 +41,20 @@
 import com.android.launcher3.Flags.privateSpaceSysAppsSeparation
 import com.android.launcher3.R
 import com.android.launcher3.Utilities
+import com.android.launcher3.dagger.ApplicationContext
+import com.android.launcher3.dagger.LauncherAppSingleton
 import com.android.launcher3.proxy.ProxyActivityStarter
 import com.android.launcher3.util.ApiWrapper
 import com.android.launcher3.util.Executors
 import com.android.launcher3.util.StartActivityParams
 import com.android.launcher3.util.UserIconInfo
 import com.android.quickstep.util.FadeOutRemoteTransition
+import javax.inject.Inject
 
 /** A wrapper for the hidden API calls */
-open class SystemApiWrapper(context: Context?) : ApiWrapper(context) {
+@LauncherAppSingleton
+open class SystemApiWrapper @Inject constructor(@ApplicationContext context: Context?) :
+    ApiWrapper(context) {
 
     override fun getPersons(si: ShortcutInfo) = si.persons ?: Utilities.EMPTY_PERSON_ARRAY
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
index e87ac2f..ca388c6 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
@@ -15,6 +15,7 @@
  */
 package com.android.launcher3.uioverrides.states;
 
+import static com.android.launcher3.Flags.enableDesktopWindowingCarouselDetach;
 import static com.android.launcher3.Flags.enableScalingRevealHomeAnimation;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
 
@@ -91,7 +92,7 @@
 
     @Override
     public boolean detachDesktopCarousel() {
-        return true;
+        return enableDesktopWindowingCarouselDetach();
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/GestureState.java b/quickstep/src/com/android/quickstep/GestureState.java
index 015a449..cff352c 100644
--- a/quickstep/src/com/android/quickstep/GestureState.java
+++ b/quickstep/src/com/android/quickstep/GestureState.java
@@ -309,7 +309,9 @@
      * changes in the WM hierarchy (ie. starting recents transition when you are already over home).
      */
     public boolean useSyntheticRecentsTransition() {
-        return mRunningTask.isHomeTask() && Flags.enableFallbackOverviewInWindow();
+        return mRunningTask.isHomeTask()
+                && (Flags.enableFallbackOverviewInWindow()
+                        || Flags.enableLauncherOverviewInWindow());
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/OverviewComponentObserver.java b/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
index 66112c1..1f6c671 100644
--- a/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
+++ b/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
@@ -155,7 +155,7 @@
             mContainerInterface.onAssistantVisibilityChanged(0.f);
         }
 
-        if (SEPARATE_RECENTS_ACTIVITY.get()) {
+        if (SEPARATE_RECENTS_ACTIVITY.get() || Flags.enableLauncherOverviewInWindow()) {
             mIsDefaultHome = false;
             if (defaultHome == null) {
                 defaultHome = mMyHomeIntent.getComponent();
@@ -179,7 +179,7 @@
         } else {
             // The default home app is a different launcher. Use the fallback Overview instead.
 
-            if (Flags.enableFallbackOverviewInWindow()) {
+            if (Flags.enableLauncherOverviewInWindow() || Flags.enableFallbackOverviewInWindow()) {
                 mContainerInterface = FallbackWindowInterface.getInstance();
             } else {
                 mContainerInterface = FallbackActivityInterface.INSTANCE;
diff --git a/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java b/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
index c3b9736..2828a84 100644
--- a/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
+++ b/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
@@ -3,7 +3,6 @@
 import static com.android.launcher3.taskbar.TaskbarThresholdUtils.getFromNavThreshold;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 
-import android.app.Activity;
 import android.content.Context;
 import android.content.res.Resources;
 import android.os.Bundle;
@@ -208,8 +207,9 @@
         RecentsAnimationDeviceState rads = new RecentsAnimationDeviceState(mContext);
         OverviewComponentObserver observer = new OverviewComponentObserver(mContext, rads);
         try {
-            return observer.getContainerInterface()
-                    .getCreatedContainer().getRootView().getRootWindowInsets();
+            RecentsViewContainer container = observer.getContainerInterface().getCreatedContainer();
+
+            return container == null ? null : container.getRootView().getRootWindowInsets();
         } finally {
             observer.onDestroy();
             rads.destroy();
diff --git a/quickstep/src/com/android/quickstep/RecentsActivity.java b/quickstep/src/com/android/quickstep/RecentsActivity.java
index 324ca1b..b19f651 100644
--- a/quickstep/src/com/android/quickstep/RecentsActivity.java
+++ b/quickstep/src/com/android/quickstep/RecentsActivity.java
@@ -196,6 +196,7 @@
 
     @Override
     public void onHandleConfigurationChanged() {
+        Trace.instant(Trace.TRACE_TAG_APP, "recentsActivity_onHandleConfigurationChanged");
         initDeviceProfile();
 
         AbstractFloatingView.closeOpenViews(this, true,
diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java b/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
index 7d5bd37..8fc1a78 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
@@ -109,7 +109,8 @@
         boolean isOpeningHome = Arrays.stream(appTargets).filter(app -> app.mode == MODE_OPENING
                         && app.windowConfiguration.getActivityType() == ACTIVITY_TYPE_HOME)
                 .count() > 0;
-        if (appCount == 0 && (!Flags.enableFallbackOverviewInWindow() || isOpeningHome)) {
+        if (appCount == 0 && (!(Flags.enableFallbackOverviewInWindow()
+                || Flags.enableLauncherOverviewInWindow()) || isOpeningHome)) {
             ActiveGestureProtoLogProxy.logOnRecentsAnimationStartCancelled();
             // Edge case, if there are no closing app targets, then Launcher has nothing to handle
             notifyAnimationCanceled();
diff --git a/quickstep/src/com/android/quickstep/RemoteTargetGluer.java b/quickstep/src/com/android/quickstep/RemoteTargetGluer.java
index 8adc11a..06b2972 100644
--- a/quickstep/src/com/android/quickstep/RemoteTargetGluer.java
+++ b/quickstep/src/com/android/quickstep/RemoteTargetGluer.java
@@ -94,7 +94,7 @@
         RemoteTargetHandle[] handles = new RemoteTargetHandle[numHandles];
         for (int i = 0; i < numHandles; i++) {
             TaskViewSimulator tvs = new TaskViewSimulator(context, sizingStrategy);
-            tvs.setIsDesktopTask(forDesktop);
+            tvs.setIsDesktopTask(forDesktop , i);
             TransformParams transformParams = new TransformParams();
             handles[i] = new RemoteTargetHandle(tvs, transformParams);
         }
diff --git a/quickstep/src/com/android/quickstep/RotationTouchHelper.java b/quickstep/src/com/android/quickstep/RotationTouchHelper.java
index 80c07196..79abc0f 100644
--- a/quickstep/src/com/android/quickstep/RotationTouchHelper.java
+++ b/quickstep/src/com/android/quickstep/RotationTouchHelper.java
@@ -180,6 +180,7 @@
                 }
             }
         };
+        runOnDestroy(() -> mOrientationListener.disable());
         mNeedsInit = false;
     }
 
@@ -212,6 +213,7 @@
             r.run();
         }
         mNeedsInit = true;
+        mOnDestroyActions.clear();
     }
 
     public boolean isTaskListFrozen() {
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index c1d7ffa..cd39c09 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -54,15 +54,16 @@
 
 import androidx.annotation.MainThread;
 import androidx.annotation.Nullable;
-import androidx.annotation.VisibleForTesting;
 import androidx.annotation.WorkerThread;
 
 import com.android.internal.logging.InstanceId;
 import com.android.internal.util.ScreenshotRequest;
 import com.android.internal.view.AppearanceRegion;
-import com.android.launcher3.util.MainThreadInitializedObject;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppSingleton;
+import com.android.launcher3.util.DaggerSingletonObject;
 import com.android.launcher3.util.Preconditions;
-import com.android.launcher3.util.SafeCloseable;
+import com.android.quickstep.dagger.QuickstepBaseAppComponent;
 import com.android.quickstep.util.ActiveGestureProtoLogProxy;
 import com.android.quickstep.util.ContextualSearchInvoker;
 import com.android.quickstep.util.unfold.ProxyUnfoldTransitionProvider;
@@ -109,14 +110,17 @@
 import java.util.LinkedHashMap;
 import java.util.List;
 
+import javax.inject.Inject;
+
 /**
  * Holds the reference to SystemUI.
  */
-public class SystemUiProxy implements ISystemUiProxy, NavHandle, SafeCloseable {
+@LauncherAppSingleton
+public class SystemUiProxy implements ISystemUiProxy, NavHandle {
     private static final String TAG = "SystemUiProxy";
 
-    public static final MainThreadInitializedObject<SystemUiProxy> INSTANCE =
-            new MainThreadInitializedObject<>(SystemUiProxy::new);
+    public static final DaggerSingletonObject<SystemUiProxy> INSTANCE =
+            new DaggerSingletonObject<>(QuickstepBaseAppComponent::getSystemUiProxy);
 
     private static final int MSG_SET_SHELF_HEIGHT = 1;
     private static final int MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT = 2;
@@ -188,8 +192,8 @@
     @Nullable
     private final ProxyUnfoldTransitionProvider mUnfoldTransitionProvider;
 
-    @VisibleForTesting
-    protected SystemUiProxy(Context context) {
+    @Inject
+    public SystemUiProxy(@ApplicationContext Context context) {
         mContext = context;
         mAsyncHandler = new Handler(UI_HELPER_EXECUTOR.getLooper(), this::handleMessageAsync);
         final Intent baseIntent = new Intent().setPackage(mContext.getPackageName());
@@ -206,9 +210,6 @@
     }
 
     @Override
-    public void close() { }
-
-    @Override
     public void onBackPressed() {
         if (mSystemUiProxy != null) {
             try {
diff --git a/quickstep/src/com/android/quickstep/TaskAnimationManager.java b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
index 56c978a..0b6794c 100644
--- a/quickstep/src/com/android/quickstep/TaskAnimationManager.java
+++ b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
@@ -295,7 +295,8 @@
 
         // TODO:(b/365777482) if flag is enabled, but on launcher it will crash.
         if(containerInterface.getCreatedContainer() instanceof RecentsWindowManager
-                && Flags.enableFallbackOverviewInWindow()){
+                && (Flags.enableFallbackOverviewInWindow()
+                        || Flags.enableLauncherOverviewInWindow())) {
             mRecentsAnimationStartPending = getSystemUiProxy().startRecentsActivity(intent, options,
                     mCallbacks, gestureState.useSyntheticRecentsTransition());
             mRecentsWindowsManager.startRecentsWindow(mCallbacks);
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 1481ef2..032e755 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -675,7 +675,7 @@
         mDesktopVisibilityController = new DesktopVisibilityController(this);
         mTaskbarManager = new TaskbarManager(
                 this, mAllAppsActionManager, mNavCallbacks, mDesktopVisibilityController);
-        if(Flags.enableFallbackOverviewInWindow()) {
+        if (Flags.enableLauncherOverviewInWindow() || Flags.enableFallbackOverviewInWindow()) {
             mRecentsWindowManager = new RecentsWindowManager(this);
         }
         mInputConsumer = InputConsumerController.getRecentsAnimationInputConsumer();
@@ -927,9 +927,6 @@
             BubbleControllers bubbleControllers = tac != null ? tac.getBubbleControllers() : null;
             boolean isOnBubbles = bubbleControllers != null
                     && BubbleBarInputConsumer.isEventOnBubbles(tac, event);
-            if (isInSwipeUpTouchRegion && tac != null) {
-                tac.closeKeyboardQuickSwitchView();
-            }
             if (mDeviceState.isButtonNavMode()
                     && mDeviceState.supportsAssistantGestureInButtonNav()) {
                 reasonString.append("in three button mode which supports Assistant gesture");
@@ -1410,8 +1407,10 @@
     }
 
     public AbsSwipeUpHandler.Factory getSwipeUpHandlerFactory() {
+        boolean recentsInWindow =
+                Flags.enableFallbackOverviewInWindow() || Flags.enableLauncherOverviewInWindow();
         return mOverviewComponentObserver.isHomeAndOverviewSame()
-                ? mLauncherSwipeHandlerFactory : (Flags.enableFallbackOverviewInWindow()
+                ? mLauncherSwipeHandlerFactory : (recentsInWindow
                 ? mRecentsWindowSwipeHandlerFactory : mFallbackSwipeHandlerFactory);
     }
 
diff --git a/quickstep/src/com/android/quickstep/ViewUtils.java b/quickstep/src/com/android/quickstep/ViewUtils.java
index 3b58dfc..cf6b04e 100644
--- a/quickstep/src/com/android/quickstep/ViewUtils.java
+++ b/quickstep/src/com/android/quickstep/ViewUtils.java
@@ -23,6 +23,7 @@
 
 import com.android.launcher3.Utilities;
 
+import java.util.ArrayList;
 import java.util.function.BooleanSupplier;
 
 /**
@@ -129,4 +130,18 @@
             }
         }
     }
+
+    /**
+     * Adds the view to the list of accessible children.
+     *
+     * @param view The view to add.
+     * @param outChildren The list of accessible children.
+     */
+    public static void addAccessibleChildToList(View view, ArrayList<View> outChildren) {
+        if (view.includeForAccessibility()) {
+            outChildren.add(view);
+        } else {
+            view.addChildrenForAccessibility(outChildren);
+        }
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/dagger/QuickStepModule.java b/quickstep/src/com/android/quickstep/dagger/QuickStepModule.java
index ab77a7f..3870b9b 100644
--- a/quickstep/src/com/android/quickstep/dagger/QuickStepModule.java
+++ b/quickstep/src/com/android/quickstep/dagger/QuickStepModule.java
@@ -15,7 +15,9 @@
  */
 package com.android.quickstep.dagger;
 
+import com.android.launcher3.uioverrides.SystemApiWrapper;
 import com.android.launcher3.uioverrides.plugins.PluginManagerWrapperImpl;
+import com.android.launcher3.util.ApiWrapper;
 import com.android.launcher3.util.PluginManagerWrapper;
 
 import dagger.Binds;
@@ -25,4 +27,5 @@
 public abstract class QuickStepModule {
 
     @Binds abstract PluginManagerWrapper bindPluginManagerWrapper(PluginManagerWrapperImpl impl);
+    @Binds abstract ApiWrapper bindApiWrapper(SystemApiWrapper systemApiWrapper);
 }
diff --git a/quickstep/src/com/android/quickstep/dagger/QuickstepBaseAppComponent.java b/quickstep/src/com/android/quickstep/dagger/QuickstepBaseAppComponent.java
index 977c036..b2670e8 100644
--- a/quickstep/src/com/android/quickstep/dagger/QuickstepBaseAppComponent.java
+++ b/quickstep/src/com/android/quickstep/dagger/QuickstepBaseAppComponent.java
@@ -19,6 +19,7 @@
 import com.android.launcher3.dagger.LauncherAppComponent;
 import com.android.launcher3.dagger.LauncherBaseAppComponent;
 import com.android.launcher3.model.WellbeingModel;
+import com.android.quickstep.SystemUiProxy;
 import com.android.quickstep.util.AsyncClockEventDelegate;
 
 /**
@@ -34,4 +35,6 @@
     WellbeingModel getWellbeingModel();
 
     AsyncClockEventDelegate getAsyncClockEventDelegate();
+
+    SystemUiProxy getSystemUiProxy();
 }
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
index 5a4c769..daad6b7 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
@@ -78,7 +78,7 @@
     }
 
     private static BaseContainerInterface<RecentsState, ?> getContainerInterface() {
-        return Flags.enableFallbackOverviewInWindow()
+        return (Flags.enableFallbackOverviewInWindow() || Flags.enableLauncherOverviewInWindow())
                 ? FallbackWindowInterface.getInstance()
                 : FallbackActivityInterface.INSTANCE;
     }
@@ -294,7 +294,8 @@
         }
 
         // disabling this so app icons aren't drawn on top of recent tasks.
-        if (isOverlayEnabled && !Flags.enableFallbackOverviewInWindow()) {
+        if (isOverlayEnabled && !(Flags.enableFallbackOverviewInWindow()
+                || Flags.enableLauncherOverviewInWindow())) {
             runActionOnRemoteHandles(remoteTargetHandle ->
                     remoteTargetHandle.getTaskViewSimulator().setDrawsBelowRecents(true));
         }
diff --git a/quickstep/src/com/android/quickstep/fallback/RecentsState.java b/quickstep/src/com/android/quickstep/fallback/RecentsState.java
index 082b96c..34783c7 100644
--- a/quickstep/src/com/android/quickstep/fallback/RecentsState.java
+++ b/quickstep/src/com/android/quickstep/fallback/RecentsState.java
@@ -15,6 +15,7 @@
  */
 package com.android.quickstep.fallback;
 
+import static com.android.launcher3.Flags.enableDesktopWindowingCarouselDetach;
 import static com.android.launcher3.LauncherState.FLAG_CLOSE_POPUPS;
 import static com.android.launcher3.uioverrides.states.BackgroundAppState.getOverviewScaleAndOffsetForBackgroundState;
 import static com.android.launcher3.uioverrides.states.OverviewModalTaskState.getOverviewScaleAndOffsetForModalState;
@@ -152,7 +153,7 @@
 
     @Override
     public boolean detachDesktopCarousel() {
-        return hasFlag(FLAG_DETACH_DESKTOP_CAROUSEL);
+        return hasFlag(FLAG_DETACH_DESKTOP_CAROUSEL) && enableDesktopWindowingCarouselDetach();
     }
 
     /**
diff --git a/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt b/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
index 3017df2..74f9901 100644
--- a/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
+++ b/quickstep/src/com/android/quickstep/fallback/window/RecentsWindowManager.kt
@@ -18,6 +18,7 @@
 
 import android.animation.AnimatorSet
 import android.app.ActivityOptions
+import android.content.ComponentName
 import android.content.Context
 import android.content.LocusId
 import android.os.Bundle
@@ -276,6 +277,10 @@
         }
     }
 
+    override fun getComponentName(): ComponentName {
+        return ComponentName(this, RecentsWindowManager::class.java)
+    }
+
     override fun canStartHomeSafely(): Boolean {
         val overviewCommandHelper = tisBindHelper.overviewCommandHelper
         return overviewCommandHelper == null || overviewCommandHelper.canStartHomeSafely()
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
index e19b338..c4198db 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
@@ -157,6 +157,7 @@
         mStartDisplacement = continuingPreviousGesture ? 0 : -mTouchSlop;
         mDisableHorizontalSwipe = !mPassedPilferInputSlop && disableHorizontalSwipe;
         mRotationTouchHelper = mDeviceState.getRotationTouchHelper();
+
     }
 
     @Override
@@ -426,8 +427,9 @@
             notifyGestureStarted(true /*isLikelyToStartNewTask*/);
         } else {
             // todo differentiate intent based on if we are on home or in app for overview in window
-            Intent intent = new Intent(Flags.enableFallbackOverviewInWindow()
-                ? mInteractionHandler.getHomeIntent()
+            boolean useHomeIntentForWindow = Flags.enableFallbackOverviewInWindow()
+                    || Flags.enableLauncherOverviewInWindow();
+            Intent intent = new Intent(useHomeIntentForWindow ? mInteractionHandler.getHomeIntent()
                 : mInteractionHandler.getLaunchIntent());
             intent.putExtra(INTENT_EXTRA_LOG_TRACE_ID, mGestureState.getGestureId());
             mActiveCallbacks = mTaskAnimationManager.startRecentsAnimation(mGestureState, intent,
diff --git a/quickstep/src/com/android/quickstep/recents/di/RecentsDependencies.kt b/quickstep/src/com/android/quickstep/recents/di/RecentsDependencies.kt
index 44b8b8d..f2b9976 100644
--- a/quickstep/src/com/android/quickstep/recents/di/RecentsDependencies.kt
+++ b/quickstep/src/com/android/quickstep/recents/di/RecentsDependencies.kt
@@ -113,6 +113,10 @@
                 instance =
                     factory?.invoke(extras) as T ?: createDependency(modelClass, scopeId, extras)
                 scope[modelClass.simpleName] = instance!!
+                log(
+                    "instance of $modelClass" +
+                        " (${instance.hashCode()}) added to scope ${scope.scopeId}"
+                )
             }
         }
         return instance!!
@@ -148,6 +152,13 @@
     fun getScope(scopeId: RecentsScopeId): RecentsDependenciesScope =
         scopes[scopeId] ?: createScope(scopeId)
 
+    fun removeScope(scope: Any) {
+        val scopeId: RecentsScopeId = scope as? RecentsScopeId ?: scope.hashCode().toString()
+        scopes[scopeId]?.close()
+        scopes.remove(scopeId)
+        log("Scope $scopeId removed")
+    }
+
     // TODO(b/353912757): Create a factory so we can prevent this method of growing indefinitely.
     //  Each class should be responsible for providing a factory function to create a new instance.
     @Suppress("UNCHECKED_CAST")
diff --git a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
index e7416ec..eb9c047 100644
--- a/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
+++ b/quickstep/src/com/android/quickstep/task/thumbnail/TaskThumbnailView.kt
@@ -32,6 +32,7 @@
 import com.android.launcher3.Utilities
 import com.android.launcher3.util.ViewPool
 import com.android.quickstep.recents.di.RecentsDependencies
+import com.android.quickstep.recents.di.get
 import com.android.quickstep.recents.di.inject
 import com.android.quickstep.task.thumbnail.TaskThumbnailUiState.BackgroundOnly
 import com.android.quickstep.task.thumbnail.TaskThumbnailUiState.LiveTile
@@ -54,7 +55,7 @@
 class TaskThumbnailView : ConstraintLayout, ViewPool.Reusable {
 
     private val viewData: TaskThumbnailViewData by RecentsDependencies.inject(this)
-    private val viewModel: TaskThumbnailViewModel by RecentsDependencies.inject(this)
+    private lateinit var viewModel: TaskThumbnailViewModel
 
     private lateinit var viewAttachedScope: CoroutineScope
 
@@ -91,6 +92,7 @@
         super.onAttachedToWindow()
         viewAttachedScope =
             CoroutineScope(SupervisorJob() + Dispatchers.Main + CoroutineName("TaskThumbnailView"))
+        viewModel = RecentsDependencies.get(this)
         viewModel.uiState
             .onEach { viewModelUiState ->
                 Log.d(TAG, "viewModelUiState changed from $uiState to: $viewModelUiState")
diff --git a/quickstep/src/com/android/quickstep/task/util/TaskOverlayHelper.kt b/quickstep/src/com/android/quickstep/task/util/TaskOverlayHelper.kt
index 9253dbf..c82ed9a 100644
--- a/quickstep/src/com/android/quickstep/task/util/TaskOverlayHelper.kt
+++ b/quickstep/src/com/android/quickstep/task/util/TaskOverlayHelper.kt
@@ -17,6 +17,7 @@
 package com.android.quickstep.task.util
 
 import android.util.Log
+import android.view.View.OnLayoutChangeListener
 import com.android.quickstep.TaskOverlayFactory
 import com.android.quickstep.recents.di.RecentsDependencies
 import com.android.quickstep.recents.di.get
@@ -41,31 +42,35 @@
     private lateinit var overlayInitializedScope: CoroutineScope
     private var uiState: TaskOverlayUiState = Disabled
 
-    private val viewModel: TaskOverlayViewModel by lazy {
-        TaskOverlayViewModel(
-            task = task,
-            recentsViewData = RecentsDependencies.get(),
-            getThumbnailPositionUseCase = RecentsDependencies.get(),
-            recentTasksRepository = RecentsDependencies.get()
-        )
-    }
+    private lateinit var viewModel: TaskOverlayViewModel
 
     // TODO(b/331753115): TaskOverlay should listen for state changes and react.
     val enabledState: Enabled
         get() = uiState as Enabled
 
+    private val snapshotLayoutChangeListener = OnLayoutChangeListener { _, _, _, _, _, _, _, _, _ ->
+        (uiState as? Enabled)?.let { initOverlay(it) }
+    }
+
     fun getThumbnailMatrix() = getThumbnailPositionState().matrix
 
     private fun getThumbnailPositionState() =
         viewModel.getThumbnailPositionState(
             overlay.snapshotView.width,
             overlay.snapshotView.height,
-            overlay.snapshotView.isLayoutRtl
+            overlay.snapshotView.isLayoutRtl,
         )
 
     fun init() {
         overlayInitializedScope =
             CoroutineScope(SupervisorJob() + Dispatchers.Main + CoroutineName("TaskOverlayHelper"))
+        viewModel =
+            TaskOverlayViewModel(
+                task = task,
+                recentsViewData = RecentsDependencies.get(),
+                getThumbnailPositionUseCase = RecentsDependencies.get(),
+                recentTasksRepository = RecentsDependencies.get(),
+            )
         viewModel.overlayState
             .onEach {
                 uiState = it
@@ -76,9 +81,7 @@
                 }
             }
             .launchIn(overlayInitializedScope)
-        overlay.snapshotView.addOnLayoutChangeListener { _, _, _, _, _, _, _, _, _ ->
-            (uiState as? Enabled)?.let { initOverlay(it) }
-        }
+        overlay.snapshotView.addOnLayoutChangeListener(snapshotLayoutChangeListener)
     }
 
     private fun initOverlay(enabledState: Enabled) {
@@ -96,6 +99,7 @@
     fun destroy() {
         overlayInitializedScope.cancel()
         uiState = Disabled
+        overlay.snapshotView.removeOnLayoutChangeListener(snapshotLayoutChangeListener)
         reset()
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
index 8762e86..623bc53 100644
--- a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
+++ b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
@@ -39,6 +39,7 @@
     // The percentage of the previous speed that determines whether this is a rapid deceleration.
     // The bigger this number, the easier it is to trigger the first pause.
     private static final float RAPID_DECELERATION_FACTOR = 0.6f;
+    private static final float RAPID_DECELERATION_FACTOR_TRACKPAD = 0.85f;
 
     /** If no motion is added for this amount of time, assume the motion has paused. */
     private static final long FORCE_PAUSE_TIMEOUT = 300;
@@ -57,6 +58,7 @@
     private final float mSpeedVerySlow;
     private final float mSpeedSlow;
     private final float mSpeedSomewhatFast;
+    private final float mSpeedTrackpadSomewhatFast;
     private final float mSpeedFast;
     private final Alarm mForcePauseTimeout;
     private final boolean mMakePauseHarderToTrigger;
@@ -95,6 +97,8 @@
         mSpeedVerySlow = res.getDimension(R.dimen.motion_pause_detector_speed_very_slow);
         mSpeedSlow = res.getDimension(R.dimen.motion_pause_detector_speed_slow);
         mSpeedSomewhatFast = res.getDimension(R.dimen.motion_pause_detector_speed_somewhat_fast);
+        mSpeedTrackpadSomewhatFast = res.getDimension(
+                R.dimen.motion_pause_detector_speed_trackpad_somewhat_fast);
         mSpeedFast = res.getDimension(R.dimen.motion_pause_detector_speed_fast);
         mForcePauseTimeout = new Alarm();
         mForcePauseTimeout.setOnAlarmListener(alarm -> {
@@ -183,7 +187,9 @@
                     // takes too long, so also check for a rapid deceleration.
                     boolean isRapidDeceleration =
                             speed < previousSpeed * getRapidDecelerationFactor();
-                    isPaused = isRapidDeceleration && speed < mSpeedSomewhatFast;
+                    boolean notSuperFast = speed < mSpeedSomewhatFast
+                            || (mIsTrackpadGesture && speed < mSpeedTrackpadSomewhatFast);
+                    isPaused = isRapidDeceleration && notSuperFast;
                     isPausedReason = new ActiveGestureLog.CompoundString(
                             "Didn't have back to back slow speeds, checking for rapid "
                                     + " deceleration on first pause only");
@@ -265,7 +271,8 @@
     private float getRapidDecelerationFactor() {
         return mIsTrackpadGesture ? Float.parseFloat(
                 Utilities.getSystemProperty("trackpad_in_app_swipe_up_deceleration_factor",
-                        String.valueOf(RAPID_DECELERATION_FACTOR))) : RAPID_DECELERATION_FACTOR;
+                        String.valueOf(RAPID_DECELERATION_FACTOR_TRACKPAD)))
+                : RAPID_DECELERATION_FACTOR;
     }
 
     public interface OnMotionPauseListener {
diff --git a/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt b/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
index 2f0a6df..db02f55 100644
--- a/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
+++ b/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
@@ -16,10 +16,13 @@
 
 package com.android.quickstep.util
 
+import android.animation.Animator
+import android.animation.AnimatorListenerAdapter
 import android.animation.AnimatorSet
 import android.graphics.Matrix
 import android.graphics.Path
 import android.graphics.RectF
+import android.util.Log
 import android.view.View
 import android.view.animation.PathInterpolator
 import androidx.core.graphics.transform
@@ -41,6 +44,8 @@
 import com.android.launcher3.uioverrides.QuickstepLauncher
 import com.android.quickstep.views.RecentsView
 
+const val TAG = "ScalingWorkspaceRevealAnim"
+
 /**
  * Creates an animation where the workspace and hotseat fade in while revealing from the center of
  * the screen outwards radially. This is used in conjunction with the swipe up to home animation.
@@ -197,6 +202,19 @@
         workspace.setLayerType(View.LAYER_TYPE_HARDWARE, null)
         hotseat.setLayerType(View.LAYER_TYPE_HARDWARE, null)
         animation.addListener(
+            object : AnimatorListenerAdapter() {
+                override fun onAnimationCancel(animation: Animator) {
+                    super.onAnimationCancel(animation)
+                    Log.d(TAG, "onAnimationCancel")
+                }
+
+                override fun onAnimationPause(animation: Animator) {
+                    super.onAnimationPause(animation)
+                    Log.d(TAG, "onAnimationPause")
+                }
+            }
+        )
+        animation.addListener(
             AnimatorListeners.forEndCallback(
                 Runnable {
                     workspace.setLayerType(View.LAYER_TYPE_NONE, null)
@@ -207,6 +225,8 @@
                         Animations.setOngoingAnimation(workspace, animation = null)
                         Animations.setOngoingAnimation(hotseat, animation = null)
                     }
+
+                    Log.d(TAG, "alpha of workspace at the end of animation: ${workspace.alpha}")
                 }
             )
         )
diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index f5be103..a4b8fec 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -120,6 +120,7 @@
     private boolean mScaleToCarouselTaskSize = false;
     private int mTaskRectTranslationX;
     private int mTaskRectTranslationY;
+    private int mDesktopTaskIndex = 0;
 
     public TaskViewSimulator(Context context, BaseContainerInterface sizeStrategy) {
         mContext = context;
@@ -290,8 +291,9 @@
     /**
      * Sets whether this task is part of desktop tasks in overview.
      */
-    public void setIsDesktopTask(boolean desktop) {
+    public void setIsDesktopTask(boolean desktop, int index) {
         mIsDesktopTask = desktop;
+        mDesktopTaskIndex = index;
     }
 
     /**
@@ -545,9 +547,9 @@
             // In shell transitions, the animation leashes are reparented to an animation container
             // so we can bump layers as needed.
             builder.setLayer(mDrawsBelowRecents
-                    ? Integer.MIN_VALUE + app.prefixOrderIndex
                     // 1000 is an arbitrary number to give room for multiple layers.
-                    : Integer.MAX_VALUE - 1000 + app.prefixOrderIndex);
+                    ? Integer.MIN_VALUE + 1000 + app.prefixOrderIndex - mDesktopTaskIndex
+                    : Integer.MAX_VALUE - 1000 + app.prefixOrderIndex - mDesktopTaskIndex);
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/WorkspaceRevealAnim.java b/quickstep/src/com/android/quickstep/util/WorkspaceRevealAnim.java
index 0a97793..32e0e13 100644
--- a/quickstep/src/com/android/quickstep/util/WorkspaceRevealAnim.java
+++ b/quickstep/src/com/android/quickstep/util/WorkspaceRevealAnim.java
@@ -30,6 +30,7 @@
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.util.FloatProperty;
+import android.util.Log;
 import android.view.View;
 
 import com.android.app.animation.Interpolators;
@@ -51,6 +52,8 @@
  */
 public class WorkspaceRevealAnim {
 
+    private static final String TAG = "WorkspaceRevealAnim";
+
     // Should be used for animations running alongside this WorkspaceRevealAnim.
     public static final int DURATION_MS = 350;
     private static final FloatProperty<Workspace<?>> WORKSPACE_SCALE_PROPERTY =
@@ -97,6 +100,19 @@
 
         mAnimators.setDuration(DURATION_MS);
         mAnimators.setInterpolator(Interpolators.DECELERATED_EASE);
+        mAnimators.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationCancel(Animator animation) {
+                super.onAnimationCancel(animation);
+                Log.d(TAG, "onAnimationCancel");
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                super.onAnimationEnd(animation);
+                Log.d(TAG, "onAnimationEnd: workspace alpha = " + workspace.getAlpha());
+            }
+        });
     }
 
     private <T extends View>  void addRevealAnimatorsForView(T v, FloatProperty<T> scaleProperty) {
diff --git a/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt b/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
index 8c854e7..15b0a6b 100644
--- a/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/DesktopTaskView.kt
@@ -25,7 +25,6 @@
 import android.util.AttributeSet
 import android.util.Log
 import android.view.Gravity
-import android.view.LayoutInflater
 import android.view.View
 import androidx.core.content.res.ResourcesCompat
 import androidx.core.view.updateLayoutParams
@@ -40,6 +39,8 @@
 import com.android.launcher3.util.rects.set
 import com.android.quickstep.BaseContainerInterface
 import com.android.quickstep.TaskOverlayFactory
+import com.android.quickstep.ViewUtils
+import com.android.quickstep.task.thumbnail.TaskThumbnailView
 import com.android.quickstep.util.RecentsOrientedState
 import com.android.systemui.shared.recents.model.Task
 
@@ -53,14 +54,29 @@
             override fun computeTaskCornerRadius(context: Context) =
                 computeWindowCornerRadius(context)
         }
+
     private val taskThumbnailViewDeprecatedPool =
-        ViewPool<TaskThumbnailViewDeprecated>(
-            context,
-            this,
-            R.layout.task_thumbnail_deprecated,
-            VIEW_POOL_MAX_SIZE,
-            VIEW_POOL_INITIAL_SIZE,
-        )
+        if (!enableRefactorTaskThumbnail()) {
+            ViewPool<TaskThumbnailViewDeprecated>(
+                context,
+                this,
+                R.layout.task_thumbnail_deprecated,
+                VIEW_POOL_MAX_SIZE,
+                VIEW_POOL_INITIAL_SIZE,
+            )
+        } else null
+
+    private val taskThumbnailViewPool =
+        if (enableRefactorTaskThumbnail()) {
+            ViewPool<TaskThumbnailView>(
+                context,
+                this,
+                R.layout.task_thumbnail,
+                VIEW_POOL_MAX_SIZE,
+                VIEW_POOL_INITIAL_SIZE,
+            )
+        } else null
+
     private val tempPointF = PointF()
     private val tempRect = Rect()
     private lateinit var backgroundView: View
@@ -117,9 +133,9 @@
             tasks.map { task ->
                 val snapshotView =
                     if (enableRefactorTaskThumbnail()) {
-                        LayoutInflater.from(context).inflate(R.layout.task_thumbnail, this, false)
+                        taskThumbnailViewPool!!.view
                     } else {
-                        taskThumbnailViewDeprecatedPool.view
+                        taskThumbnailViewDeprecatedPool!!.view
                     }
 
                 addView(
@@ -148,9 +164,11 @@
         super.onRecycle()
         visibility = VISIBLE
         taskContainers.forEach {
-            if (!enableRefactorTaskThumbnail()) {
-                removeView(it.thumbnailViewDeprecated)
-                taskThumbnailViewDeprecatedPool.recycle(it.thumbnailViewDeprecated)
+            removeView(it.snapshotView)
+            if (enableRefactorTaskThumbnail()) {
+                taskThumbnailViewPool!!.recycle(it.thumbnailView)
+            } else {
+                taskThumbnailViewDeprecatedPool!!.recycle(it.thumbnailViewDeprecated)
             }
         }
     }
@@ -296,10 +314,15 @@
 
     override fun getThumbnailFullscreenParams() = snapshotDrawParams
 
+    override fun addChildrenForAccessibility(outChildren: ArrayList<View>) {
+        super.addChildrenForAccessibility(outChildren)
+        ViewUtils.addAccessibleChildToList(backgroundView, outChildren)
+    }
+
     companion object {
         private const val TAG = "DesktopTaskView"
         private const val DEBUG = false
-        private const val VIEW_POOL_MAX_SIZE = 10
+        private const val VIEW_POOL_MAX_SIZE = 5
 
         // As DesktopTaskView is inflated in background, use initialSize=0 to avoid initPool.
         private const val VIEW_POOL_INITIAL_SIZE = 0
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index b38d0d7..2d0f15e 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -5058,7 +5058,8 @@
         mSplitHiddenTaskViewIndex = indexOfChild(mSplitHiddenTaskView);
         mSplitSelectStateController
                 .setAnimateCurrentTaskDismissal(splitSelectSource.animateCurrentTaskDismissal
-                        && mSplitHiddenTaskView != null);
+                        && mSplitHiddenTaskView != null
+                        && !(mSplitHiddenTaskView instanceof DesktopTaskView));
 
         // Prevent dismissing whole task if we're only initiating from one of 2 tasks in split pair
         mSplitSelectStateController.setDismissingFromSplitPair(mSplitHiddenTaskView != null
diff --git a/quickstep/src/com/android/quickstep/views/TaskContainer.kt b/quickstep/src/com/android/quickstep/views/TaskContainer.kt
index 6cb7741..959516f 100644
--- a/quickstep/src/com/android/quickstep/views/TaskContainer.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskContainer.kt
@@ -29,6 +29,7 @@
 import com.android.launcher3.util.TransformingTouchDelegate
 import com.android.quickstep.TaskOverlayFactory
 import com.android.quickstep.TaskUtils
+import com.android.quickstep.ViewUtils.addAccessibleChildToList
 import com.android.quickstep.recents.di.RecentsDependencies
 import com.android.quickstep.recents.di.get
 import com.android.quickstep.recents.di.getScope
@@ -157,12 +158,13 @@
 
     fun destroy() {
         digitalWellBeingToast?.destroy()
-        if (enableRefactorTaskThumbnail()) {
-            taskView.removeView(thumbnailView)
-        }
         snapshotView.scaleX = 1f
         snapshotView.scaleY = 1f
         overlay.destroy()
+        if (enableRefactorTaskThumbnail()) {
+            RecentsDependencies.getInstance().removeScope(snapshotView)
+            RecentsDependencies.getInstance().removeScope(this)
+        }
     }
 
     fun bindThumbnailView() {
@@ -181,12 +183,4 @@
         showWindowsView?.let { addAccessibleChildToList(it, outChildren) }
         digitalWellBeingToast?.let { addAccessibleChildToList(it, outChildren) }
     }
-
-    private fun addAccessibleChildToList(view: View, outChildren: ArrayList<View>) {
-        if (view.includeForAccessibility()) {
-            outChildren.add(view)
-        } else {
-            view.addChildrenForAccessibility(outChildren)
-        }
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.kt b/quickstep/src/com/android/quickstep/views/TaskView.kt
index cc64dba..28ecf96 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskView.kt
@@ -82,6 +82,7 @@
 import com.android.quickstep.orientation.RecentsPagedOrientationHandler
 import com.android.quickstep.recents.di.RecentsDependencies
 import com.android.quickstep.recents.di.get
+import com.android.quickstep.task.thumbnail.TaskThumbnailView
 import com.android.quickstep.task.viewmodel.TaskViewModel
 import com.android.quickstep.util.ActiveGestureErrorDetector
 import com.android.quickstep.util.ActiveGestureLog
@@ -723,20 +724,23 @@
         @StagePosition stagePosition: Int,
         taskOverlayFactory: TaskOverlayFactory,
     ): TaskContainer {
-        val thumbnailViewDeprecated: TaskThumbnailViewDeprecated = findViewById(thumbnailViewId)!!
+        val existingThumbnailView: View = findViewById(thumbnailViewId)!!
         val snapshotView =
-            if (enableRefactorTaskThumbnail()) {
-                thumbnailViewDeprecated.visibility = GONE
-                val indexOfSnapshotView = indexOfChild(thumbnailViewDeprecated)
-                LayoutInflater.from(context).inflate(R.layout.task_thumbnail, this, false).also {
-                    it.id = thumbnailViewId
-                    addView(it, indexOfSnapshotView, thumbnailViewDeprecated.layoutParams)
+            when {
+                !enableRefactorTaskThumbnail() -> existingThumbnailView
+                existingThumbnailView is TaskThumbnailView -> existingThumbnailView
+                else -> {
+                    val indexOfSnapshotView = indexOfChild(existingThumbnailView)
+                    LayoutInflater.from(context)
+                        .inflate(R.layout.task_thumbnail, this, false)
+                        .also {
+                            it.id = thumbnailViewId
+                            addView(it, indexOfSnapshotView, existingThumbnailView.layoutParams)
+                            removeView(existingThumbnailView)
+                        }
                 }
-            } else {
-                thumbnailViewDeprecated
             }
         val iconView = getOrInflateIconView(iconViewId)
-        val digitalWellBeingToast = findViewById<DigitalWellBeingToast>(digitalWellbeingBannerId)!!
         return TaskContainer(
             this,
             task,
@@ -744,7 +748,7 @@
             iconView,
             TransformingTouchDelegate(iconView.asView()),
             stagePosition,
-            digitalWellBeingToast,
+            findViewById(digitalWellbeingBannerId)!!,
             findViewById(showWindowViewId)!!,
             taskOverlayFactory,
         )
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarAutohideSuspendControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarAutohideSuspendControllerTest.kt
index 59900b1..46a7733 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarAutohideSuspendControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarAutohideSuspendControllerTest.kt
@@ -24,6 +24,7 @@
 import com.android.launcher3.taskbar.rules.TaskbarModeRule
 import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.TRANSIENT
 import com.android.launcher3.taskbar.rules.TaskbarModeRule.TaskbarMode
+import com.android.launcher3.taskbar.rules.TaskbarSandboxComponent
 import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule
 import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule.InjectController
 import com.android.launcher3.taskbar.rules.TaskbarWindowSandboxContext
@@ -33,36 +34,28 @@
 import com.google.common.truth.Truth.assertThat
 import org.junit.Rule
 import org.junit.Test
-import org.junit.rules.TestRule
 import org.junit.runner.RunWith
-import org.junit.runners.model.Statement
 
 @RunWith(LauncherMultivalentJUnit::class)
 @EmulatedDevices(["pixelTablet2023"])
 class TaskbarAutohideSuspendControllerTest {
 
-    @get:Rule(order = 0) val context = TaskbarWindowSandboxContext.create()
-    @get:Rule(order = 1) val animatorTestRule = AnimatorTestRule(this)
-    @get:Rule(order = 2)
-    val systemUiProxyRule = TestRule { base, _ ->
-        object : Statement() {
-            override fun evaluate() {
-                getInstrumentation().runOnMainSync {
-                    context.putObject(
-                        SystemUiProxy.INSTANCE,
-                        object : SystemUiProxy(context) {
-                            override fun notifyTaskbarAutohideSuspend(suspend: Boolean) {
-                                latestSuspendNotification = suspend
-                            }
-                        },
-                    )
+    @get:Rule(order = 0)
+    val context =
+        TaskbarWindowSandboxContext.create {
+            builder: TaskbarSandboxComponent.Builder,
+            sandboxContext: TaskbarWindowSandboxContext ->
+            builder.bindSystemUiProxy(
+                object : SystemUiProxy(sandboxContext) {
+                    override fun notifyTaskbarAutohideSuspend(suspend: Boolean) {
+                        latestSuspendNotification = suspend
+                    }
                 }
-                base.evaluate()
-            }
+            )
         }
-    }
-    @get:Rule(order = 3) val taskbarModeRule = TaskbarModeRule(context)
-    @get:Rule(order = 4) val taskbarUnitTestRule = TaskbarUnitTestRule(this, context)
+    @get:Rule(order = 1) val animatorTestRule = AnimatorTestRule(this)
+    @get:Rule(order = 2) val taskbarModeRule = TaskbarModeRule(context)
+    @get:Rule(order = 3) val taskbarUnitTestRule = TaskbarUnitTestRule(this, context)
 
     @InjectController lateinit var autohideSuspendController: TaskbarAutohideSuspendController
     @InjectController lateinit var stashController: TaskbarStashController
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarScrimViewControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarScrimViewControllerTest.kt
index 12e84b8..b1bb472 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarScrimViewControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarScrimViewControllerTest.kt
@@ -24,6 +24,7 @@
 import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.PINNED
 import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.TRANSIENT
 import com.android.launcher3.taskbar.rules.TaskbarModeRule.TaskbarMode
+import com.android.launcher3.taskbar.rules.TaskbarSandboxComponent
 import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule
 import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule.InjectController
 import com.android.launcher3.taskbar.rules.TaskbarWindowSandboxContext
@@ -42,7 +43,20 @@
 @RunWith(LauncherMultivalentJUnit::class)
 @EmulatedDevices(["pixelTablet2023"])
 class TaskbarScrimViewControllerTest {
-    @get:Rule(order = 0) val context = TaskbarWindowSandboxContext.create()
+    @get:Rule(order = 0)
+    val context =
+        TaskbarWindowSandboxContext.create {
+            builder: TaskbarSandboxComponent.Builder,
+            sandboxContext: TaskbarWindowSandboxContext ->
+            builder.bindSystemUiProxy(
+                object : SystemUiProxy(sandboxContext) {
+                    override fun onBackPressed() {
+                        super.onBackPressed()
+                        backPressed = true
+                    }
+                }
+            )
+        }
     @get:Rule(order = 1) val taskbarModeRule = TaskbarModeRule(context)
     @get:Rule(order = 2) val animatorTestRule = AnimatorTestRule(this)
     @get:Rule(order = 3) val taskbarUnitTestRule = TaskbarUnitTestRule(this, context)
@@ -53,6 +67,8 @@
     private val animationDuration =
         context.resources.getInteger(android.R.integer.config_mediumAnimTime).toLong()
 
+    private var backPressed = false
+
     @Test
     @TaskbarMode(PINNED)
     fun testOnTaskbarVisibleChanged_onlyTaskbarVisible_noScrim() {
@@ -130,16 +146,6 @@
     @Test
     @TaskbarMode(PINNED)
     fun testOnClick_scrimShown_performsSystemBack() {
-        var backPressed = false
-        context.putObject(
-            SystemUiProxy.INSTANCE,
-            object : SystemUiProxy(context) {
-                override fun onBackPressed() {
-                    backPressed = true
-                }
-            },
-        )
-
         getInstrumentation().runOnMainSync {
             scrimViewController.updateStateForSysuiFlags(SYSUI_STATE_BUBBLES_EXPANDED, true)
             scrimViewController.onTaskbarVisibilityChanged(VISIBLE)
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
index b37048a..b0d01d3 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
@@ -40,6 +40,7 @@
 import com.android.launcher3.taskbar.bubbles.flyout.BubbleBarFlyoutController
 import com.android.launcher3.taskbar.bubbles.flyout.BubbleBarFlyoutMessage
 import com.android.launcher3.taskbar.bubbles.flyout.BubbleBarFlyoutPositioner
+import com.android.launcher3.taskbar.bubbles.flyout.FlyoutCallbacks
 import com.android.launcher3.taskbar.bubbles.flyout.FlyoutScheduler
 import com.android.launcher3.taskbar.bubbles.stashing.BubbleStashController
 import com.android.wm.shell.shared.animation.PhysicsAnimator
@@ -179,9 +180,7 @@
         // verify the hide bubble animation is pending
         assertThat(animatorScheduler.delayedBlock).isNotNull()
 
-        InstrumentationRegistry.getInstrumentation().runOnMainSync {
-            animator.onBubbleBarTouchedWhileAnimating()
-        }
+        InstrumentationRegistry.getInstrumentation().runOnMainSync { animator.interruptForTouch() }
 
         waitForFlyoutToHide()
 
@@ -992,18 +991,20 @@
                 override val collapsedElevation = 1f
                 override val distanceToRevealTriangle = 10f
             }
-        val topBoundaryListener =
-            object : BubbleBarFlyoutController.TopBoundaryListener {
+        val flyoutCallbacks =
+            object : FlyoutCallbacks {
                 override fun extendTopBoundary(space: Int) {}
 
                 override fun resetTopBoundary() {}
+
+                override fun flyoutClicked() {}
             }
         val flyoutScheduler = FlyoutScheduler { block -> block.invoke() }
         flyoutController =
             BubbleBarFlyoutController(
                 flyoutContainer,
                 flyoutPositioner,
-                topBoundaryListener,
+                flyoutCallbacks,
                 flyoutScheduler,
             )
     }
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutControllerTest.kt
index 527bdaa..50bb9bc 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/flyout/BubbleBarFlyoutControllerTest.kt
@@ -44,7 +44,7 @@
 
     private lateinit var flyoutController: BubbleBarFlyoutController
     private lateinit var flyoutContainer: FrameLayout
-    private lateinit var topBoundaryListener: FakeTopBoundaryListener
+    private lateinit var flyoutCallbacks: FakeFlyoutCallbacks
     private val context = ApplicationProvider.getApplicationContext<Context>()
     private val flyoutMessage = BubbleBarFlyoutMessage(icon = null, "sender name", "message")
     private var onLeft = true
@@ -67,15 +67,10 @@
                 override val collapsedElevation = 1f
                 override val distanceToRevealTriangle = 50f
             }
-        topBoundaryListener = FakeTopBoundaryListener()
+        flyoutCallbacks = FakeFlyoutCallbacks()
         val flyoutScheduler = FlyoutScheduler { block -> block.invoke() }
         flyoutController =
-            BubbleBarFlyoutController(
-                flyoutContainer,
-                positioner,
-                topBoundaryListener,
-                flyoutScheduler,
-            )
+            BubbleBarFlyoutController(flyoutContainer, positioner, flyoutCallbacks, flyoutScheduler)
     }
 
     @Test
@@ -120,11 +115,13 @@
     fun hideFlyout_removedFromContainer() {
         InstrumentationRegistry.getInstrumentation().runOnMainSync {
             flyoutController.setUpAndShowFlyout(flyoutMessage) {}
+            assertThat(flyoutController.hasFlyout()).isTrue()
             assertThat(flyoutContainer.childCount).isEqualTo(1)
             flyoutController.collapseFlyout {}
             animatorTestRule.advanceTimeBy(300)
         }
         assertThat(flyoutContainer.childCount).isEqualTo(0)
+        assertThat(flyoutController.hasFlyout()).isFalse()
     }
 
     @Test
@@ -140,7 +137,7 @@
         InstrumentationRegistry.getInstrumentation().runOnMainSync {
             animatorTestRule.advanceTimeBy(300)
         }
-        assertThat(topBoundaryListener.topBoundaryExtendedSpace).isEqualTo(50)
+        assertThat(flyoutCallbacks.topBoundaryExtendedSpace).isEqualTo(50)
     }
 
     @Test
@@ -153,7 +150,7 @@
         InstrumentationRegistry.getInstrumentation().runOnMainSync {
             animatorTestRule.advanceTimeBy(300)
         }
-        assertThat(topBoundaryListener.topBoundaryExtendedSpace).isEqualTo(0)
+        assertThat(flyoutCallbacks.topBoundaryExtendedSpace).isEqualTo(0)
     }
 
     @Test
@@ -164,7 +161,7 @@
             flyoutController.collapseFlyout {}
             animatorTestRule.advanceTimeBy(300)
         }
-        assertThat(topBoundaryListener.topBoundaryReset).isTrue()
+        assertThat(flyoutCallbacks.topBoundaryReset).isTrue()
     }
 
     @Test
@@ -178,13 +175,82 @@
             animatorTestRule.advanceTimeBy(300)
             assertThat(flyoutView.alpha).isEqualTo(0f)
         }
-        assertThat(topBoundaryListener.topBoundaryReset).isTrue()
+        assertThat(flyoutCallbacks.topBoundaryReset).isTrue()
     }
 
-    class FakeTopBoundaryListener : BubbleBarFlyoutController.TopBoundaryListener {
+    @Test
+    fun clickFlyout_notifiesCallback() {
+        InstrumentationRegistry.getInstrumentation().runOnMainSync {
+            flyoutController.setUpAndShowFlyout(flyoutMessage) {}
+            assertThat(flyoutContainer.childCount).isEqualTo(1)
+            val flyoutView = flyoutContainer.findViewById<View>(R.id.bubble_bar_flyout_view)
+            assertThat(flyoutView.alpha).isEqualTo(1f)
+            animatorTestRule.advanceTimeBy(300)
+            flyoutView.performClick()
+        }
+        assertThat(flyoutCallbacks.flyoutClicked).isTrue()
+    }
+
+    @Test
+    fun updateFlyoutWhileExpanding() {
+        InstrumentationRegistry.getInstrumentation().runOnMainSync {
+            flyoutController.setUpAndShowFlyout(flyoutMessage) {}
+            assertThat(flyoutController.hasFlyout()).isTrue()
+            val flyout = flyoutContainer.findViewById<View>(R.id.bubble_bar_flyout_view)
+            assertThat(flyout.findViewById<TextView>(R.id.bubble_flyout_text).text)
+                .isEqualTo("message")
+            // advance the animation about halfway
+            animatorTestRule.advanceTimeBy(100)
+        }
+        assertThat(flyoutController.hasFlyout()).isTrue()
+
+        val newFlyoutMessage = flyoutMessage.copy(message = "new message")
+        InstrumentationRegistry.getInstrumentation().runOnMainSync {
+            val flyout = flyoutContainer.findViewById<View>(R.id.bubble_bar_flyout_view)
+            // set negative translation to verify that the top boundary extends as a result of
+            // updating while expanding
+            flyout.translationY = -50f
+            flyoutController.updateFlyoutWhileExpanding(newFlyoutMessage)
+            assertThat(flyout.findViewById<TextView>(R.id.bubble_flyout_text).text)
+                .isEqualTo("new message")
+        }
+        assertThat(flyoutCallbacks.topBoundaryExtendedSpace).isEqualTo(50)
+    }
+
+    @Test
+    fun updateFlyoutFullyExpanded() {
+        InstrumentationRegistry.getInstrumentation().runOnMainSync {
+            flyoutController.setUpAndShowFlyout(flyoutMessage) {}
+            animatorTestRule.advanceTimeBy(300)
+        }
+        assertThat(flyoutController.hasFlyout()).isTrue()
+
+        val newFlyoutMessage = flyoutMessage.copy(message = "new message")
+        InstrumentationRegistry.getInstrumentation().runOnMainSync {
+            val flyout = flyoutContainer.findViewById<View>(R.id.bubble_bar_flyout_view)
+            // set negative translation to verify that the top boundary extends as a result of
+            // updating while fully expanded
+            flyout.translationY = -50f
+            flyoutController.updateFlyoutFullyExpanded(newFlyoutMessage) {}
+
+            // advance the timer so that the fade out animation plays
+            animatorTestRule.advanceTimeBy(250)
+            assertThat(flyout.alpha).isEqualTo(0)
+            assertThat(flyout.findViewById<TextView>(R.id.bubble_flyout_text).text)
+                .isEqualTo("new message")
+
+            // advance the timer so that the fade in animation plays
+            animatorTestRule.advanceTimeBy(250)
+            assertThat(flyout.alpha).isEqualTo(1)
+        }
+        assertThat(flyoutCallbacks.topBoundaryExtendedSpace).isEqualTo(50)
+    }
+
+    class FakeFlyoutCallbacks : FlyoutCallbacks {
 
         var topBoundaryExtendedSpace = 0
         var topBoundaryReset = false
+        var flyoutClicked = false
 
         override fun extendTopBoundary(space: Int) {
             topBoundaryExtendedSpace = space
@@ -193,5 +259,9 @@
         override fun resetTopBoundary() {
             topBoundaryReset = true
         }
+
+        override fun flyoutClicked() {
+            flyoutClicked = true
+        }
     }
 }
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashControllerTest.kt
index 5dc78a9..00b42bc 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/PersistentBubbleStashControllerTest.kt
@@ -48,6 +48,7 @@
 
     companion object {
         const val BUBBLE_BAR_HEIGHT = 100f
+        const val HOTSEAT_VERTICAL_CENTER = 95
         const val HOTSEAT_TRANSLATION_Y = -45f
         const val TASK_BAR_TRANSLATION_Y = -5f
     }
@@ -74,11 +75,12 @@
             PersistentBubbleStashController(DefaultDimensionsProvider())
         setUpBubbleBarView()
         setUpBubbleBarController()
+        persistentTaskBarStashController.setHotseatVerticalCenter(HOTSEAT_VERTICAL_CENTER)
         persistentTaskBarStashController.init(
             taskbarInsetsController,
             bubbleBarViewController,
             null,
-            ImmediateAction()
+            ImmediateAction(),
         )
     }
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/StashingTestUtils.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/StashingTestUtils.kt
index 0f8a2c3..96c2f45 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/StashingTestUtils.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/StashingTestUtils.kt
@@ -23,21 +23,13 @@
 class DefaultDimensionsProvider(
     private val taskBarBottomSpace: Int = TASKBAR_BOTTOM_SPACE,
     private val taskBarHeight: Int = TASKBAR_HEIGHT,
-    private val hotseatBottomSpace: Int = HOTSEAT_BOTTOM_SPACE,
-    private val hotseatHeight: Int = HOTSEAT_HEIGHT
 ) : BubbleStashController.TaskbarHotseatDimensionsProvider {
     override fun getTaskbarBottomSpace(): Int = taskBarBottomSpace
 
     override fun getTaskbarHeight(): Int = taskBarHeight
 
-    override fun getHotseatBottomSpace(): Int = hotseatBottomSpace
-
-    override fun getHotseatHeight(): Int = hotseatHeight
-
     companion object {
         const val TASKBAR_BOTTOM_SPACE = 0
         const val TASKBAR_HEIGHT = 110
-        const val HOTSEAT_BOTTOM_SPACE = 20
-        const val HOTSEAT_HEIGHT = 150
     }
 }
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashControllerTest.kt
index 8b277e7..64416dd 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/stashing/TransientBubbleStashControllerTest.kt
@@ -60,6 +60,7 @@
 
     companion object {
         const val TASKBAR_BOTTOM_SPACE = 5
+        const val HOTSEAT_VERTICAL_CENTER = 95
         const val BUBBLE_BAR_WIDTH = 200
         const val BUBBLE_BAR_HEIGHT = 100
         const val HOTSEAT_TRANSLATION_Y = -45f
@@ -108,6 +109,7 @@
         setUpStashedHandleView()
         setUpBubbleStashedHandleViewController()
         PhysicsAnimatorTestUtils.prepareForTest()
+        mTransientBubbleStashController.setHotseatVerticalCenter(HOTSEAT_VERTICAL_CENTER)
         mTransientBubbleStashController.init(
             taskbarInsetsController,
             bubbleBarViewController,
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt
index 2d3bfd6..a331a25 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt
@@ -24,8 +24,13 @@
 import androidx.test.core.app.ApplicationProvider
 import com.android.launcher3.FakeLauncherPrefs
 import com.android.launcher3.LauncherPrefs
+import com.android.launcher3.dagger.LauncherAppComponent
+import com.android.launcher3.dagger.LauncherAppSingleton
 import com.android.launcher3.util.MainThreadInitializedObject.ObjectSandbox
 import com.android.launcher3.util.SandboxApplication
+import com.android.quickstep.SystemUiProxy
+import dagger.BindsInstance
+import dagger.Component
 import org.junit.rules.ExternalResource
 import org.junit.rules.RuleChain
 import org.junit.rules.TestRule
@@ -50,7 +55,14 @@
         private const val VIRTUAL_DISPLAY_NAME = "TaskbarSandboxDisplay"
 
         /** Creates a [SandboxApplication] for Taskbar tests. */
-        fun create(): TaskbarWindowSandboxContext {
+        fun create(
+            daggerComponentBinder:
+                ((
+                    builder: TaskbarSandboxComponent.Builder,
+                    sandboxContext: TaskbarWindowSandboxContext,
+                ) -> TaskbarSandboxComponent.Builder)? =
+                null
+        ): TaskbarWindowSandboxContext {
             val base = ApplicationProvider.getApplicationContext<Context>()
             val displayManager = checkNotNull(base.getSystemService(DisplayManager::class.java))
 
@@ -67,10 +79,21 @@
                     )
                 }
 
-            return TaskbarWindowSandboxContext(
-                SandboxApplication(base.createDisplayContext(virtualDisplay.display)),
-                virtualDisplay,
-            )
+            val sandboxApplication =
+                SandboxApplication(base.createDisplayContext(virtualDisplay.display))
+            val taskbarWindowSandboxContext =
+                TaskbarWindowSandboxContext(sandboxApplication, virtualDisplay)
+
+            if (daggerComponentBinder != null) {
+                sandboxApplication.initDaggerComponent(
+                    daggerComponentBinder(
+                        DaggerTaskbarSandboxComponent.builder(),
+                        taskbarWindowSandboxContext,
+                    )
+                )
+            }
+
+            return taskbarWindowSandboxContext
         }
     }
 }
@@ -80,3 +103,14 @@
         override fun after() = virtualDisplay.release()
     }
 }
+
+@LauncherAppSingleton
+@Component
+interface TaskbarSandboxComponent : LauncherAppComponent {
+    @Component.Builder
+    interface Builder : LauncherAppComponent.Builder {
+        @BindsInstance fun bindSystemUiProxy(proxy: SystemUiProxy): Builder
+
+        override fun build(): TaskbarSandboxComponent
+    }
+}
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/LauncherSwipeHandlerV2Test.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/LauncherSwipeHandlerV2Test.kt
index 1f88743..6212b59 100644
--- a/quickstep/tests/multivalentTests/src/com/android/quickstep/LauncherSwipeHandlerV2Test.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/LauncherSwipeHandlerV2Test.kt
@@ -20,6 +20,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.launcher3.R
+import com.android.launcher3.taskbar.rules.DaggerTaskbarSandboxComponent
 import com.android.launcher3.util.LauncherModelHelper
 import com.android.systemui.contextualeducation.GestureType
 import com.android.systemui.shared.system.InputConsumerController
@@ -58,7 +59,9 @@
 
     @Before
     fun setup() {
-        sandboxContext.putObject(SystemUiProxy.INSTANCE, systemUiProxy)
+        sandboxContext.initDaggerComponent(
+            DaggerTaskbarSandboxComponent.builder().bindSystemUiProxy(systemUiProxy)
+        )
         val deviceState = mock(RecentsAnimationDeviceState::class.java)
         whenever(deviceState.rotationTouchHelper).thenReturn(mock(RotationTouchHelper::class.java))
         gestureState = spy(GestureState(OverviewComponentObserver(sandboxContext, deviceState), 0))
@@ -71,7 +74,7 @@
                 gestureState,
                 0,
                 false,
-                inputConsumerController
+                inputConsumerController,
             )
         underTest.onGestureStarted(/* isLikelyToStartNewTask= */ false)
     }
@@ -83,7 +86,7 @@
         verify(systemUiProxy)
             .updateContextualEduStats(
                 /* isTrackpadGesture= */ eq(true),
-                eq(GestureType.HOME.toString())
+                eq(GestureType.HOME.toString()),
             )
     }
 
@@ -93,7 +96,7 @@
         verify(systemUiProxy)
             .updateContextualEduStats(
                 /* isTrackpadGesture= */ eq(false),
-                eq(GestureType.HOME.toString())
+                eq(GestureType.HOME.toString()),
             )
     }
 }
diff --git a/quickstep/tests/src/com/android/quickstep/TaplOverviewIconTest.java b/quickstep/tests/src/com/android/quickstep/TaplOverviewIconTest.java
index 9bc1c59..2c275f4 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplOverviewIconTest.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplOverviewIconTest.java
@@ -22,7 +22,7 @@
 import android.platform.test.annotations.PlatinumTest;
 
 import com.android.launcher3.tapl.Overview;
-import com.android.launcher3.tapl.OverviewTask.OverviewSplitTask;
+import com.android.launcher3.tapl.OverviewTask.OverviewTaskContainer;
 import com.android.launcher3.tapl.OverviewTaskMenu;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
@@ -76,7 +76,7 @@
         taskMenu.touchOutsideTaskMenuToDismiss();
 
         OverviewTaskMenu splitMenu = overview.getCurrentTask().tapMenu(
-                        OverviewSplitTask.SPLIT_BOTTOM_OR_RIGHT);
+                        OverviewTaskContainer.SPLIT_BOTTOM_OR_RIGHT);
         assertTrue("App info item not appearing in expanded split task's menu.",
                 splitMenu.hasMenuItem("App info"));
         splitMenu.touchOutsideTaskMenuToDismiss();
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsOverviewDesktop.kt b/quickstep/tests/src/com/android/quickstep/TaplTestsOverviewDesktop.kt
index 694a382..2a8afbf 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsOverviewDesktop.kt
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsOverviewDesktop.kt
@@ -21,6 +21,8 @@
 import androidx.test.uiautomator.By
 import androidx.test.uiautomator.Until
 import com.android.launcher3.BuildConfig
+import com.android.launcher3.tapl.LaunchedAppState
+import com.android.launcher3.tapl.OverviewTask
 import com.android.launcher3.ui.AbstractLauncherUiTest
 import com.android.launcher3.ui.PortraitLandscapeRunner.PortraitLandscape
 import com.android.launcher3.uioverrides.QuickstepLauncher
@@ -45,22 +47,16 @@
     @Test
     @PortraitLandscape
     fun enterDesktopViaOverviewMenu() {
-        // Move last launched TEST_ACTIVITY_2 into Desktop
-        mLauncher.workspace
-            .switchToOverview()
-            .getTestActivityTask(TEST_ACTIVITY_2)
-            .tapMenu()
-            .tapDesktopMenuItem()
-        assertTestAppLaunched(TEST_ACTIVITY_2)
+        mLauncher.workspace.switchToOverview()
+        moveTaskToDesktop(TEST_ACTIVITY_2) // Move last launched TEST_ACTIVITY_2 into Desktop
 
         // Scroll back to TEST_ACTIVITY_1, then move it into Desktop
         mLauncher
             .goHome()
             .switchToOverview()
             .apply { flingForward() }
-            .getTestActivityTask(TEST_ACTIVITY_1)
-            .tapMenu()
-            .tapDesktopMenuItem()
+            .also { moveTaskToDesktop(TEST_ACTIVITY_1) }
+
         TEST_ACTIVITIES.forEach { assertTestAppLaunched(it) }
 
         // Launch static DesktopTaskView
@@ -73,6 +69,83 @@
         TEST_ACTIVITIES.forEach { assertTestAppLaunched(it) }
     }
 
+    @Test
+    @PortraitLandscape
+    fun dismissFocusedTasks_thenDesktopIsCentered() {
+        // Create DesktopTaskView
+        mLauncher.goHome().switchToOverview()
+        moveTaskToDesktop(TEST_ACTIVITY_2)
+
+        // Create a new task activity to be the focused task
+        mLauncher.goHome()
+        startTestActivity(TEST_ACTIVITY_EXTRA)
+
+        val overview = mLauncher.goHome().switchToOverview()
+
+        // Dismiss focused task
+        val focusedTask1 = overview.currentTask
+        assertTaskContentDescription(focusedTask1, TEST_ACTIVITY_EXTRA)
+        focusedTask1.dismiss()
+
+        // Dismiss new focused task
+        val focusedTask2 = overview.currentTask
+        assertTaskContentDescription(focusedTask2, TEST_ACTIVITY_1)
+        focusedTask2.dismiss()
+
+        // Dismiss DesktopTaskView
+        val desktopTask = overview.currentTask
+        assertWithMessage("The current task is not a Desktop.").that(desktopTask.isDesktop).isTrue()
+        desktopTask.dismiss()
+
+        assertWithMessage("Still have tasks after dismissing all the tasks")
+            .that(mLauncher.workspace.switchToOverview().hasTasks())
+            .isFalse()
+    }
+
+    @Test
+    @PortraitLandscape
+    fun dismissFocusedTask_thenDesktopTask_thenFocusedTaskIsCentered() {
+        // Create extra activity to be DesktopTaskView
+        startTestActivity(TEST_ACTIVITY_EXTRA)
+        mLauncher.goHome().switchToOverview()
+        val desktop = moveTaskToDesktop(TEST_ACTIVITY_EXTRA)
+
+        val overview = desktop.switchToOverview()
+
+        // Dismiss focused task
+        val focusedTask1 = overview.getTestActivityTask(TEST_ACTIVITY_2)
+        assertTaskContentDescription(focusedTask1, TEST_ACTIVITY_2)
+        focusedTask1.dismiss()
+
+        // Dismiss DesktopTaskView
+        val desktopTask = overview.currentTask
+        assertWithMessage("The current task is not a Desktop.").that(desktopTask.isDesktop).isTrue()
+        desktopTask.dismiss()
+
+        // Dismiss focused task
+        val focusedTask2 = overview.currentTask
+        assertTaskContentDescription(focusedTask2, TEST_ACTIVITY_1)
+        focusedTask2.dismiss()
+
+        assertWithMessage("Still have tasks after dismissing all the tasks")
+            .that(mLauncher.workspace.switchToOverview().hasTasks())
+            .isFalse()
+    }
+
+    private fun assertTaskContentDescription(task: OverviewTask, activityIndex: Int) {
+        assertWithMessage("The current task content description is not TestActivity$activityIndex.")
+            .that(task.containsContentDescription("TestActivity$activityIndex"))
+            .isTrue()
+    }
+
+    private fun moveTaskToDesktop(activityIndex: Int): LaunchedAppState {
+        return mLauncher.overview
+            .getTestActivityTask(activityIndex)
+            .tapMenu()
+            .tapDesktopMenuItem()
+            .also { assertTestAppLaunched(activityIndex) }
+    }
+
     private fun startTestAppsWithCheck() {
         TEST_ACTIVITIES.forEach {
             startTestActivity(it)
@@ -91,7 +164,7 @@
             .that(
                 mDevice.wait(
                     Until.hasObject(By.pkg(getAppPackageName()).text("TestActivity$index")),
-                    DEFAULT_UI_TIMEOUT
+                    DEFAULT_UI_TIMEOUT,
                 )
             )
             .isTrue()
@@ -100,6 +173,7 @@
     companion object {
         const val TEST_ACTIVITY_1 = 2
         const val TEST_ACTIVITY_2 = 3
+        const val TEST_ACTIVITY_EXTRA = 4
         val TEST_ACTIVITIES = listOf(TEST_ACTIVITY_1, TEST_ACTIVITY_2)
     }
 }
diff --git a/quickstep/tests/src/com/android/quickstep/desktop/WindowAnimatorTest.kt b/quickstep/tests/src/com/android/quickstep/desktop/WindowAnimatorTest.kt
deleted file mode 100644
index e5e6df3..0000000
--- a/quickstep/tests/src/com/android/quickstep/desktop/WindowAnimatorTest.kt
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.quickstep.desktop
-
-import android.animation.ValueAnimator
-import android.content.Context
-import android.content.res.Resources
-import android.graphics.Rect
-import android.util.DisplayMetrics
-import android.view.SurfaceControl
-import android.window.TransitionInfo
-import androidx.test.ext.junit.runners.AndroidJUnit4
-import androidx.test.filters.SmallTest
-import androidx.test.internal.runner.junit4.statement.UiThreadStatement.runOnUiThread
-import com.android.app.animation.Interpolators
-import com.android.launcher3.desktop.WindowAnimator
-import com.google.common.truth.Truth.assertThat
-import org.junit.Before
-import org.junit.Test
-import org.junit.runner.RunWith
-import org.mockito.ArgumentMatchers.any
-import org.mockito.ArgumentMatchers.anyFloat
-import org.mockito.kotlin.mock
-import org.mockito.kotlin.whenever
-
-@SmallTest
-@RunWith(AndroidJUnit4::class)
-class WindowAnimatorTest {
-
-    private val context = mock<Context>()
-    private val resources = mock<Resources>()
-    private val transaction = mock<SurfaceControl.Transaction>()
-    private val change = mock<TransitionInfo.Change>()
-    private val leash = mock<SurfaceControl>()
-
-    private val displayMetrics = DisplayMetrics().apply { density = 1f }
-
-    @Before
-    fun setup() {
-        whenever(context.resources).thenReturn(resources)
-        whenever(resources.displayMetrics).thenReturn(displayMetrics)
-        whenever(change.leash).thenReturn(leash)
-        whenever(change.startAbsBounds).thenReturn(START_BOUNDS)
-        whenever(transaction.setPosition(any(), anyFloat(), anyFloat())).thenReturn(transaction)
-        whenever(transaction.setScale(any(), anyFloat(), anyFloat())).thenReturn(transaction)
-    }
-
-    @Test
-    fun createBoundsAnimator_returnsCorrectDefaultAnimatorParams() = runOnUiThread {
-        val boundsAnimParams =
-            WindowAnimator.BoundsAnimationParams(
-                durationMs = 100L,
-                interpolator = Interpolators.STANDARD_ACCELERATE,
-            )
-
-        val valueAnimator =
-            WindowAnimator.createBoundsAnimator(context, boundsAnimParams, change, transaction)
-
-        assertThat(valueAnimator.duration).isEqualTo(100L)
-        assertThat(valueAnimator.interpolator).isEqualTo(Interpolators.STANDARD_ACCELERATE)
-        assertStartAndEndBounds(valueAnimator, startBounds = START_BOUNDS, endBounds = START_BOUNDS)
-    }
-
-    @Test
-    fun createBoundsAnimator_startScaleAndOffset_returnsCorrectBounds() = runOnUiThread {
-        val bounds = Rect(/* left= */ 100, /* top= */ 200, /* right= */ 300, /* bottom= */ 400)
-        whenever(change.startAbsBounds).thenReturn(bounds)
-        val boundsAnimParams =
-            WindowAnimator.BoundsAnimationParams(
-                durationMs = 100L,
-                startOffsetYDp = 10f,
-                startScale = 0.5f,
-                interpolator = Interpolators.STANDARD_ACCELERATE,
-            )
-
-        val valueAnimator =
-            WindowAnimator.createBoundsAnimator(context, boundsAnimParams, change, transaction)
-
-        assertStartAndEndBounds(
-            valueAnimator,
-            startBounds =
-                Rect(/* left= */ 150, /* top= */ 260, /* right= */ 250, /* bottom= */ 360),
-            endBounds = bounds,
-        )
-    }
-
-    @Test
-    fun createBoundsAnimator_endScaleAndOffset_returnsCorrectBounds() = runOnUiThread {
-        val bounds = Rect(/* left= */ 100, /* top= */ 200, /* right= */ 300, /* bottom= */ 400)
-        whenever(change.startAbsBounds).thenReturn(bounds)
-        val boundsAnimParams =
-            WindowAnimator.BoundsAnimationParams(
-                durationMs = 100L,
-                endOffsetYDp = 10f,
-                endScale = 0.5f,
-                interpolator = Interpolators.STANDARD_ACCELERATE,
-            )
-
-        val valueAnimator =
-            WindowAnimator.createBoundsAnimator(context, boundsAnimParams, change, transaction)
-
-        assertStartAndEndBounds(
-            valueAnimator,
-            startBounds = bounds,
-            endBounds = Rect(/* left= */ 150, /* top= */ 260, /* right= */ 250, /* bottom= */ 360),
-        )
-    }
-
-    private fun assertStartAndEndBounds(
-        valueAnimator: ValueAnimator,
-        startBounds: Rect,
-        endBounds: Rect,
-    ) {
-        valueAnimator.start()
-        valueAnimator.animatedValue
-        assertThat(valueAnimator.animatedValue).isEqualTo(startBounds)
-        valueAnimator.end()
-        assertThat(valueAnimator.animatedValue).isEqualTo(endBounds)
-    }
-
-    companion object {
-        private val START_BOUNDS =
-            Rect(/* left= */ 10, /* top= */ 20, /* right= */ 30, /* bottom= */ 40)
-    }
-}
diff --git a/quickstep/tests/src/com/android/quickstep/util/SplitScreenTestUtils.kt b/quickstep/tests/src/com/android/quickstep/util/SplitScreenTestUtils.kt
index 82361aa..99c74be 100644
--- a/quickstep/tests/src/com/android/quickstep/util/SplitScreenTestUtils.kt
+++ b/quickstep/tests/src/com/android/quickstep/util/SplitScreenTestUtils.kt
@@ -43,11 +43,11 @@
         val currentTask = overviewWithSplitPair.currentTask
         currentTask.containsContentDescription(
             By.pkg(AbstractLauncherUiTest.getAppPackageName()).text("TestActivity3").toString(),
-            OverviewTask.OverviewSplitTask.SPLIT_TOP_OR_LEFT
+            OverviewTask.OverviewTaskContainer.SPLIT_TOP_OR_LEFT,
         )
         currentTask.containsContentDescription(
             By.pkg(AbstractLauncherUiTest.getAppPackageName()).text("TestActivity2").toString(),
-            OverviewTask.OverviewSplitTask.SPLIT_BOTTOM_OR_RIGHT
+            OverviewTask.OverviewTaskContainer.SPLIT_BOTTOM_OR_RIGHT,
         )
         return overviewWithSplitPair
     }
diff --git a/res/drawable/work_mode_fab_background.xml b/res/drawable/work_mode_fab_background.xml
index 6be33e8..fd948d1 100644
--- a/res/drawable/work_mode_fab_background.xml
+++ b/res/drawable/work_mode_fab_background.xml
@@ -19,6 +19,9 @@
         <shape android:shape="rectangle">
             <corners android:radius="@dimen/work_fab_radius" />
             <solid android:color="@color/work_fab_bg_color" />
+            <padding
+                android:left="@dimen/work_mode_fab_background_horizontal_padding"
+                android:right="@dimen/work_mode_fab_background_horizontal_padding"/>
         </shape>
     </item>
 </ripple>
diff --git a/res/layout/widgets_two_pane_sheet_paged_view.xml b/res/layout/widgets_two_pane_sheet_paged_view.xml
index 71c77b5..33a50b0 100644
--- a/res/layout/widgets_two_pane_sheet_paged_view.xml
+++ b/res/layout/widgets_two_pane_sheet_paged_view.xml
@@ -15,7 +15,7 @@
 <merge xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:launcher="http://schemas.android.com/apk/res-auto">
 
-    <FrameLayout
+    <LinearLayout
         android:id="@+id/widgets_two_pane_sheet_paged_view"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
@@ -23,40 +23,17 @@
         android:layout_gravity="start"
         android:clipChildren="false"
         android:clipToPadding="false"
-        android:layout_alignParentStart="true">
-        <!-- Note: the paddingHorizontal has to be on WidgetPagedView level so that talkback
-         correctly orders the lists to be after the search and suggestions header. See b/209579563.
-          -->
-        <com.android.launcher3.widget.picker.WidgetPagedView
-            android:id="@+id/widgets_view_pager"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clipToPadding="false"
-            android:paddingHorizontal="@dimen/widget_list_horizontal_margin_two_pane"
-            android:descendantFocusability="afterDescendants"
-            launcher:pageIndicator="@+id/tabs" >
-
-            <com.android.launcher3.widget.picker.WidgetsRecyclerView
-                android:id="@+id/primary_widgets_list_view"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:clipToPadding="false" />
-
-            <com.android.launcher3.widget.picker.WidgetsRecyclerView
-                android:id="@+id/work_widgets_list_view"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:clipToPadding="false" />
-
-        </com.android.launcher3.widget.picker.WidgetPagedView>
-
+        android:layout_alignParentStart="true"
+        android:orientation="vertical">
         <!-- SearchAndRecommendationsView without the tab layout as well -->
         <!-- Note: the horizontal padding matches with the WidgetPagedView -->
-        <com.android.launcher3.views.StickyHeaderLayout
+        <LinearLayout
             android:id="@+id/search_and_recommendations_container"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:clipToOutline="true"
+            android:elevation="1dp"
+            android:background="?attr/widgetPickerPrimarySurfaceColor"
             android:paddingHorizontal="@dimen/widget_list_horizontal_margin_two_pane"
             android:orientation="vertical">
 
@@ -67,6 +44,7 @@
                 android:orientation="horizontal"
                 android:background="?attr/widgetPickerPrimarySurfaceColor"
                 android:gravity="center_vertical"
+                android:layout_marginBottom="8dp"
                 launcher:layout_sticky="true">
                 <FrameLayout
                     android:layout_width="0dp"
@@ -98,7 +76,6 @@
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:id="@+id/suggestions_header"
-                android:layout_marginTop="8dp"
                 android:orientation="horizontal"
                 android:background="?attr/widgetPickerPrimarySurfaceColor"
                 launcher:layout_sticky="true">
@@ -140,6 +117,31 @@
                     style="?android:attr/borderlessButtonStyle" />
 
             </com.android.launcher3.workprofile.PersonalWorkSlidingTabStrip>
-        </com.android.launcher3.views.StickyHeaderLayout>
-    </FrameLayout>
+        </LinearLayout>
+        <!-- Note: the paddingHorizontal has to be on WidgetPagedView level so that talkback
+ correctly orders the lists to be after the search and suggestions header. See b/209579563.
+  -->
+        <com.android.launcher3.widget.picker.WidgetPagedView
+            android:id="@+id/widgets_view_pager"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
+            android:paddingHorizontal="@dimen/widget_list_horizontal_margin_two_pane"
+            android:descendantFocusability="afterDescendants"
+            launcher:pageIndicator="@+id/tabs" >
+
+            <com.android.launcher3.widget.picker.WidgetsRecyclerView
+                android:id="@+id/primary_widgets_list_view"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:clipToPadding="false" />
+
+            <com.android.launcher3.widget.picker.WidgetsRecyclerView
+                android:id="@+id/work_widgets_list_view"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:clipToPadding="false" />
+
+        </com.android.launcher3.widget.picker.WidgetPagedView>
+    </LinearLayout>
 </merge>
diff --git a/res/layout/widgets_two_pane_sheet_recyclerview.xml b/res/layout/widgets_two_pane_sheet_recyclerview.xml
index c6b3b74..94f141b 100644
--- a/res/layout/widgets_two_pane_sheet_recyclerview.xml
+++ b/res/layout/widgets_two_pane_sheet_recyclerview.xml
@@ -15,28 +15,22 @@
 <merge xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:launcher="http://schemas.android.com/apk/res-auto">
 
-    <FrameLayout
+    <LinearLayout
         android:id="@+id/widgets_two_pane_sheet_recyclerview"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="start"
         android:layout_gravity="start"
         android:clipChildren="false"
-        android:layout_alignParentStart="true">
-
-        <com.android.launcher3.widget.picker.WidgetsRecyclerView
-            android:id="@+id/primary_widgets_list_view"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin_two_pane"
-            android:clipToPadding="false" />
-
+        android:layout_alignParentStart="true"
+        android:orientation="vertical">
         <!-- SearchAndRecommendationsView without the tab layout as well -->
-        <com.android.launcher3.views.StickyHeaderLayout
+        <LinearLayout
             android:id="@+id/search_and_recommendations_container"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:clipToOutline="true"
+            android:background="?attr/widgetPickerPrimarySurfaceColor"
             android:orientation="vertical">
 
             <LinearLayout
@@ -83,6 +77,13 @@
                 android:background="?attr/widgetPickerPrimarySurfaceColor"
                 launcher:layout_sticky="true">
             </FrameLayout>
-        </com.android.launcher3.views.StickyHeaderLayout>
-    </FrameLayout>
+        </LinearLayout>
+
+        <com.android.launcher3.widget.picker.WidgetsRecyclerView
+            android:id="@+id/primary_widgets_list_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_marginHorizontal="@dimen/widget_list_horizontal_margin_two_pane"
+            android:clipToPadding="false" />
+    </LinearLayout>
 </merge>
\ No newline at end of file
diff --git a/res/layout/work_mode_fab.xml b/res/layout/work_mode_fab.xml
index b3484c9..fc59e56 100644
--- a/res/layout/work_mode_fab.xml
+++ b/res/layout/work_mode_fab.xml
@@ -23,18 +23,16 @@
     android:gravity="center_vertical"
     android:background="@drawable/work_mode_fab_background"
     android:forceHasOverlappingRendering="false"
-    android:contentDescription="@string/work_apps_pause_btn_text"
-    android:paddingStart="@dimen/work_mode_fab_background_start_padding"
-    android:paddingEnd="@dimen/work_mode_fab_background_end_padding"
-    android:animateLayoutChanges="true">
+    android:contentDescription="@string/work_apps_pause_btn_text">
     <ImageView
         android:id="@+id/work_icon"
         android:layout_width="@dimen/work_fab_icon_size"
         android:layout_height="@dimen/work_fab_icon_size"
+        android:layout_marginVertical="@dimen/work_fab_icon_vertical_margin"
         android:importantForAccessibility="no"
-        android:layout_marginEnd="@dimen/work_fab_icon_end_margin"
         android:src="@drawable/ic_corp_off"
         android:tint="@color/work_fab_icon_color"
+        android:layout_marginStart="@dimen/work_fab_icon_start_margin_expanded"
         android:scaleType="center"/>
     <TextView
         android:id="@+id/pause_text"
@@ -46,8 +44,8 @@
         android:includeFontPadding="false"
         android:textDirection="locale"
         android:text="@string/work_apps_pause_btn_text"
+        android:layout_marginStart="@dimen/work_fab_text_start_margin"
         android:layout_marginEnd="@dimen/work_fab_text_end_margin"
-        android:ellipsize="end"
         android:maxLines="1"
         style="@style/TextHeadline"/>
 </com.android.launcher3.allapps.WorkModeSwitch>
diff --git a/res/values-ms/strings.xml b/res/values-ms/strings.xml
index 5ddf8a2..6941139 100644
--- a/res/values-ms/strings.xml
+++ b/res/values-ms/strings.xml
@@ -189,7 +189,7 @@
     <string name="work_apps_enable_btn_text" msgid="1736198302467317371">"Nyahjeda"</string>
     <string name="developer_options_filter_hint" msgid="5896817443635989056">"Tapis"</string>
     <string name="remote_action_failed" msgid="1383965239183576790">"Gagal: <xliff:g id="WHAT">%1$s</xliff:g>"</string>
-    <string name="private_space_label" msgid="2359721649407947001">"Ruang privasi"</string>
+    <string name="private_space_label" msgid="2359721649407947001">"Ruang persendirian"</string>
     <string name="private_space_secondary_label" msgid="9203933341714508907">"Ketik untuk menyediakan atau membuka"</string>
     <string name="ps_container_title" msgid="4391796149519594205">"Persendirian"</string>
     <string name="ps_container_settings" msgid="6059734123353320479">"Tetapan Ruang Peribadi"</string>
diff --git a/res/values/config.xml b/res/values/config.xml
index 504218b..b0b7aa2 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -79,7 +79,6 @@
     <string name="contextual_edu_manager_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>
-    <string name="api_wrapper_class" translatable="false"></string>
 
     <!-- Default packages -->
     <string name="wallpaper_picker_package" translatable="false"></string>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 731e24e..037687d 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -156,15 +156,16 @@
     <dimen name="work_fab_height">56dp</dimen>
     <dimen name="work_fab_radius">16dp</dimen>
     <dimen name="work_fab_icon_size">24dp</dimen>
-    <dimen name="work_fab_icon_end_margin">12dp</dimen>
-    <dimen name="work_fab_text_end_margin">16dp</dimen>
+    <dimen name="work_fab_icon_vertical_margin">16dp</dimen>
+    <dimen name="work_fab_icon_start_margin_expanded">4dp</dimen>
+    <dimen name="work_fab_text_start_margin">8dp</dimen>
+    <dimen name="work_fab_text_end_margin">10dp</dimen>
     <dimen name="work_card_padding_horizontal">10dp</dimen>
     <dimen name="work_fab_width">214dp</dimen>
     <dimen name="work_card_button_height">52dp</dimen>
     <dimen name="work_fab_margin">16dp</dimen>
     <dimen name="work_fab_margin_bottom">20dp</dimen>
-    <dimen name="work_mode_fab_background_start_padding">16dp</dimen>
-    <dimen name="work_mode_fab_background_end_padding">4dp</dimen>
+    <dimen name="work_mode_fab_background_horizontal_padding">16dp</dimen>
     <dimen name="work_profile_footer_padding">20dp</dimen>
     <dimen name="work_edu_card_margin">16dp</dimen>
     <dimen name="work_edu_card_radius">16dp</dimen>
diff --git a/src/com/android/launcher3/BaseActivity.java b/src/com/android/launcher3/BaseActivity.java
index 3774ae3..2e75261 100644
--- a/src/com/android/launcher3/BaseActivity.java
+++ b/src/com/android/launcher3/BaseActivity.java
@@ -306,10 +306,6 @@
         removeActivityFlags(ACTIVITY_STATE_RESUMED | ACTIVITY_STATE_DEFERRED_RESUMED);
     }
 
-    public boolean isPaused() {
-        return !hasBeenResumed() && (mActivityFlags & ACTIVITY_STATE_DEFERRED_RESUMED) == 0;
-    }
-
     /**
      * Sets the activity to appear as resumed.
      */
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 177b28c..50e78ac 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -80,7 +80,7 @@
         updateTheme();
     }
 
-    private void updateTheme() {
+    protected void updateTheme() {
         if (mThemeRes != Themes.getActivityThemeRes(this)) {
             recreate();
         }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 8862550..4305703 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -24,6 +24,7 @@
 import static com.android.launcher3.InvariantDeviceProfile.INDEX_TWO_PANEL_LANDSCAPE;
 import static com.android.launcher3.InvariantDeviceProfile.INDEX_TWO_PANEL_PORTRAIT;
 import static com.android.launcher3.Utilities.dpiFromPx;
+import static com.android.launcher3.Utilities.isEnglishLanguage;
 import static com.android.launcher3.Utilities.pxFromSp;
 import static com.android.launcher3.folder.ClippedFolderIconLayoutRule.ICON_OVERLAP_FACTOR;
 import static com.android.launcher3.icons.GraphicsUtils.getShapePath;
@@ -1344,8 +1345,14 @@
         }
         if ((Flags.enableTwolineToggle()
                 && LauncherPrefs.ENABLE_TWOLINE_ALLAPPS_TOGGLE.get(context))) {
-            // Add extra textHeight to the existing allAppsCellHeight.
-            allAppsCellHeightPx += Utilities.calculateTextHeight(allAppsIconTextSizePx);
+            if (!isEnglishLanguage(context)) {
+                // Set toggle preference value to false if not english here as it's possible the
+                // preference is stale after language change.
+                LauncherPrefs.get(context).put(LauncherPrefs.ENABLE_TWOLINE_ALLAPPS_TOGGLE, false);
+            } else {
+                // Add extra textHeight to the existing allAppsCellHeight.
+                allAppsCellHeightPx += Utilities.calculateTextHeight(allAppsIconTextSizePx);
+            }
         }
 
         updateHotseatSizes(iconSizePx);
@@ -2019,6 +2026,18 @@
     }
 
     /**
+     * Returns the number of pixels the hotseat icons vertical center is translated from the bottom
+     * of the screen.
+     */
+    public int getHotseatVerticalCenter() {
+        return hotseatBarSizePx
+                - (isQsbInline ? 0 : hotseatQsbVisualHeight)
+                - hotseatQsbSpace
+                - (hotseatCellHeightPx / 2)
+                + ((hotseatCellHeightPx - iconSizePx) / 2);
+    }
+
+    /**
      * Returns the number of pixels the taskbar is translated from the bottom of the screen.
      */
     public int getTaskbarOffsetY() {
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 6b478be..27602af 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -186,9 +186,6 @@
      */
     public void adjustForBubbleBar(boolean isBubbleBarVisible) {
         DeviceProfile dp = mActivity.getDeviceProfile();
-        if (!dp.shouldAdjustHotseatForBubbleBar(getContext(), isBubbleBarVisible)) {
-            return;
-        }
 
         ShortcutAndWidgetContainer icons = getShortcutsAndWidgets();
         AnimatorSet animatorSet = new AnimatorSet();
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 5ea7bd9..ece6540 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -34,6 +34,7 @@
 import android.graphics.Point;
 import android.graphics.PointF;
 import android.graphics.Rect;
+import android.os.Trace;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
@@ -497,7 +498,11 @@
 
     public void setCurrentGrid(Context context, String gridName) {
         LauncherPrefs.get(context).put(GRID_NAME, gridName);
-        MAIN_EXECUTOR.execute(() -> onConfigChanged(context.getApplicationContext()));
+        MAIN_EXECUTOR.execute(() -> {
+            Trace.beginSection("InvariantDeviceProfile#setCurrentGrid");
+            onConfigChanged(context.getApplicationContext());
+            Trace.endSection();
+        });
     }
 
     private Object[] toModelState() {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 8547eb4..983cf8d 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1345,7 +1345,8 @@
         if (requestArgs != null) {
             setWaitingForResult(requestArgs);
         }
-        mPendingActivityRequestCode = savedState.getInt(RUNTIME_STATE_PENDING_REQUEST_CODE);
+        mPendingActivityRequestCode = savedState.getInt(
+                RUNTIME_STATE_PENDING_REQUEST_CODE, mPendingActivityRequestCode);
 
         mPendingActivityResult = savedState.getParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT);
 
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 42a28d6..b6da164 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -163,8 +163,7 @@
 
         LockedUserState.get(context).runOnUserUnlocked(() -> {
             CustomWidgetManager cwm = CustomWidgetManager.INSTANCE.get(mContext);
-            cwm.setWidgetRefreshCallback(mModel::refreshAndBindWidgetsAndShortcuts);
-            mOnTerminateCallback.add(() -> cwm.setWidgetRefreshCallback(null));
+            mOnTerminateCallback.add(cwm.addWidgetRefreshCallback(mModel::rebindCallbacks)::close);
 
             IconObserver observer = new IconObserver();
             SafeCloseable iconChangeTracker = mIconProvider.registerIconChangeListener(
diff --git a/src/com/android/launcher3/LauncherApplication.java b/src/com/android/launcher3/LauncherApplication.java
index 4c82e56..678901b 100644
--- a/src/com/android/launcher3/LauncherApplication.java
+++ b/src/com/android/launcher3/LauncherApplication.java
@@ -26,15 +26,25 @@
  */
 public class LauncherApplication extends Application {
 
-    private LauncherBaseAppComponent mAppComponent;
+    private volatile LauncherBaseAppComponent mAppComponent;
     @Override
     public void onCreate() {
         super.onCreate();
         MainProcessInitializer.initialize(this);
-        initDagger();
     }
 
     public LauncherAppComponent getAppComponent() {
+        if (mAppComponent == null) {
+            synchronized (this) {
+                // Check for null again, as it may have been assigned on a different thread. This
+                // avoids holding synchronization locks everytime.
+                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());
+                }
+            }
+        }
         // Since supertype setters will return a supertype.builder and @Component.Builder types
         // must not have any generic types.
         // We need to cast mAppComponent to {@link LauncherAppComponent} since appContext()
@@ -42,7 +52,10 @@
         return (LauncherAppComponent) mAppComponent;
     }
 
-    protected void initDagger() {
-        mAppComponent = DaggerLauncherAppComponent.builder().appContext(this).build();
+    /**
+     * Init with the desired dagger component.
+     */
+    public void initDaggerComponent(LauncherAppComponent.Builder componentBuilder) {
+        mAppComponent = componentBuilder.appContext(this).build();
     }
 }
diff --git a/src/com/android/launcher3/LauncherBackupAgent.java b/src/com/android/launcher3/LauncherBackupAgent.java
index 2617b93..a96495d 100644
--- a/src/com/android/launcher3/LauncherBackupAgent.java
+++ b/src/com/android/launcher3/LauncherBackupAgent.java
@@ -1,5 +1,7 @@
 package com.android.launcher3;
 
+import static com.android.launcher3.LauncherPrefs.NO_DB_FILES_RESTORED;
+
 import android.app.backup.BackupAgent;
 import android.app.backup.BackupDataInput;
 import android.app.backup.BackupDataOutput;
@@ -10,10 +12,13 @@
 
 import java.io.File;
 import java.io.IOException;
+import java.util.Arrays;
+import java.util.stream.Collectors;
 
 public class LauncherBackupAgent extends BackupAgent {
-
     private static final String TAG = "LauncherBackupAgent";
+    private static final String DB_FILE_PREFIX = "launcher";
+    private static final String DB_FILE_SUFFIX = ".db";
 
     @Override
     public void onCreate() {
@@ -47,7 +52,34 @@
 
     @Override
     public void onRestoreFinished() {
-        FileLog.d(TAG, "onRestoreFinished: set pending for RestoreDbTask");
         RestoreDbTask.setPending(this);
+        FileLog.d(TAG, "onRestoreFinished: set pending for RestoreDbTask");
+        markIfFilesWereNotActuallyRestored();
+    }
+
+    /**
+     * When restore is finished, we check to see if any db files were successfully restored. If not,
+     * our restore will fail later, but will report a different cause. This is important to split
+     * out the metric failures that are launcher's fault, and those that are due to bugs in the
+     * backup/restore code itself.
+     */
+    private void markIfFilesWereNotActuallyRestored() {
+        File directory = new File(getDatabasePath(InvariantDeviceProfile.INSTANCE.get(this).dbFile)
+                .getParent());
+        if (!directory.exists()) {
+            FileLog.e(TAG, "restore failed as target database directory doesn't exist");
+        } else {
+            // Check for any db file that was restored, and collect as list
+            String fileNames = Arrays.stream(directory.listFiles())
+                    .map(File::getName)
+                    .filter(n -> n.startsWith(DB_FILE_PREFIX) && n.endsWith(DB_FILE_SUFFIX))
+                    .collect(Collectors.joining(", "));
+            if (fileNames.isBlank()) {
+                FileLog.e(TAG, "no database files were successfully restored");
+                LauncherPrefs.get(this).putSync(NO_DB_FILES_RESTORED.to(true));
+            } else {
+                FileLog.d(TAG, "database files successfully restored: " + fileNames);
+            }
+        }
     }
 }
diff --git a/src/com/android/launcher3/LauncherModel.kt b/src/com/android/launcher3/LauncherModel.kt
index a013eaa..85ecd58 100644
--- a/src/com/android/launcher3/LauncherModel.kt
+++ b/src/com/android/launcher3/LauncherModel.kt
@@ -25,7 +25,6 @@
 import android.util.Pair
 import androidx.annotation.WorkerThread
 import com.android.launcher3.celllayout.CellPosMapper
-import com.android.launcher3.config.FeatureFlags
 import com.android.launcher3.icons.IconCache
 import com.android.launcher3.model.AddWorkspaceItemsTask
 import com.android.launcher3.model.AllAppsList
@@ -67,8 +66,8 @@
     private val context: Context,
     private val mApp: LauncherAppState,
     private val iconCache: IconCache,
-    private val appFilter: AppFilter,
-    private val mPmHelper: PackageManagerHelper,
+    appFilter: AppFilter,
+    mPmHelper: PackageManagerHelper,
     isPrimaryInstance: Boolean,
 ) {
 
@@ -304,9 +303,6 @@
                     launcherBinder.bindAllApps()
                     launcherBinder.bindDeepShortcuts()
                     launcherBinder.bindWidgets()
-                    if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                        this.modelDelegate.bindAllModelExtras(callbacksList)
-                    }
                     return true
                 } else {
                     mLoaderTask =
diff --git a/src/com/android/launcher3/LauncherPrefs.kt b/src/com/android/launcher3/LauncherPrefs.kt
index 7ebfc18..5c03644 100644
--- a/src/com/android/launcher3/LauncherPrefs.kt
+++ b/src/com/android/launcher3/LauncherPrefs.kt
@@ -126,6 +126,9 @@
                 EncryptionType.ENCRYPTED,
             )
         @JvmField
+        val NO_DB_FILES_RESTORED =
+            nonRestorableItem("no_db_files_restored", false, EncryptionType.DEVICE_PROTECTED)
+        @JvmField
         val IS_FIRST_LOAD_AFTER_RESTORE =
             nonRestorableItem(FIRST_LOAD_AFTER_RESTORE_KEY, false, EncryptionType.ENCRYPTED)
         @JvmField val APP_WIDGET_IDS = backedUpItem(RestoreDbTask.APPWIDGET_IDS, "")
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 9192e13..71a2589 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -616,6 +616,14 @@
     }
 
     /**
+     * Utility method to know if a device's primary language is English.
+     */
+    public static boolean isEnglishLanguage(Context context) {
+        return context.getResources().getConfiguration().locale.getLanguage()
+                .equals(Locale.ENGLISH.getLanguage());
+    }
+
+    /**
      * Returns the full drawable for info as multiple layers of AdaptiveIconDrawable. The second
      * drawable in the Pair is the badge used with the icon.
      *
diff --git a/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java b/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
index 1094768..0dd2791 100644
--- a/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
@@ -296,6 +296,10 @@
             // Add the search box above everything else in this container (if the flag is enabled,
             // it's added to drag layer in onAttach instead).
             addView(mSearchContainer);
+            // The search container is visually at the top of the all apps UI, and should thus be
+            // focused by default. It's added to end of the children list, so it needs to be
+            // explicitly marked as focused by default.
+            mSearchContainer.setFocusedByDefault(true);
         }
         mSearchUiManager = (SearchUiManager) mSearchContainer;
     }
diff --git a/src/com/android/launcher3/allapps/WorkModeSwitch.java b/src/com/android/launcher3/allapps/WorkModeSwitch.java
index 6049574..f1f72b2 100644
--- a/src/com/android/launcher3/allapps/WorkModeSwitch.java
+++ b/src/com/android/launcher3/allapps/WorkModeSwitch.java
@@ -15,10 +15,18 @@
  */
 package com.android.launcher3.allapps;
 
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
+import android.animation.ValueAnimator;
 import android.content.Context;
 import android.graphics.Rect;
+import android.text.TextUtils;
 import android.util.AttributeSet;
+import android.view.ViewGroup;
 import android.view.WindowInsets;
+import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
@@ -26,10 +34,12 @@
 import androidx.core.graphics.Insets;
 import androidx.core.view.WindowInsetsCompat;
 
+import com.android.app.animation.Interpolators;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Insettable;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.anim.AnimatedPropertySetter;
 import com.android.launcher3.anim.KeyboardInsetAnimationCallback;
 import com.android.launcher3.model.StringCache;
 import com.android.launcher3.views.ActivityContext;
@@ -39,9 +49,14 @@
 public class WorkModeSwitch extends LinearLayout implements Insettable,
         KeyboardInsetAnimationCallback.KeyboardInsetListener {
 
+    private static final int TEXT_EXPAND_OPACITY_DURATION = 300;
+    private static final int TEXT_COLLAPSE_OPACITY_DURATION = 50;
+    private static final int EXPAND_COLLAPSE_DURATION = 300;
+    private static final int TEXT_ALPHA_EXPAND_DELAY = 80;
+    private static final int TEXT_ALPHA_COLLAPSE_DELAY = 0;
     private static final int FLAG_FADE_ONGOING = 1 << 1;
     private static final int FLAG_TRANSLATION_ONGOING = 1 << 2;
-    private static final int FLAG_PROFILE_TOGGLE_ONGOING = 1 << 3;
+    private static final int FLAG_IS_EXPAND = 1 << 3;
     private static final int SCROLL_THRESHOLD_DP = 10;
 
     private final Rect mInsets = new Rect();
@@ -49,11 +64,15 @@
     private int mFlags;
     private final ActivityContext mActivityContext;
     private final Context mContext;
+    private final int mTextMarginStart;
+    private final int mTextMarginEnd;
+    private final int mIconMarginStart;
 
     // Threshold when user scrolls up/down to determine when should button extend/collapse
     private final int mScrollThreshold;
     private TextView mTextView;
-
+    private ImageView mIcon;
+    private ValueAnimator mPauseFABAnim;
 
     public WorkModeSwitch(@NonNull Context context) {
         this(context, null, 0);
@@ -68,6 +87,12 @@
         mContext = context;
         mScrollThreshold = Utilities.dpToPx(SCROLL_THRESHOLD_DP);
         mActivityContext = ActivityContext.lookupContext(getContext());
+        mTextMarginStart = mContext.getResources().getDimensionPixelSize(
+                R.dimen.work_fab_text_start_margin);
+        mTextMarginEnd = mContext.getResources().getDimensionPixelSize(
+                R.dimen.work_fab_text_end_margin);
+        mIconMarginStart = mContext.getResources().getDimensionPixelSize(
+                R.dimen.work_fab_icon_start_margin_expanded);
     }
 
     @Override
@@ -75,11 +100,13 @@
         super.onFinishInflate();
 
         mTextView = findViewById(R.id.pause_text);
+        mIcon = findViewById(R.id.work_icon);
         setSelected(true);
         KeyboardInsetAnimationCallback keyboardInsetAnimationCallback =
                 new KeyboardInsetAnimationCallback(this);
         setWindowInsetsAnimationCallback(keyboardInsetAnimationCallback);
-
+        // Expand is the default state upon initialization.
+        addFlag(FLAG_IS_EXPAND);
         setInsets(mActivityContext.getDeviceProfile().getInsets());
         updateStringFromCache();
     }
@@ -114,18 +141,18 @@
 
     @Override
     public boolean isEnabled() {
-        return super.isEnabled() && getVisibility() == VISIBLE && mFlags == 0;
+        return super.isEnabled() && getVisibility() == VISIBLE;
     }
 
     public void animateVisibility(boolean visible) {
         clearAnimation();
         if (visible) {
-            setFlag(FLAG_FADE_ONGOING);
+            addFlag(FLAG_FADE_ONGOING);
             setVisibility(VISIBLE);
             extend();
             animate().alpha(1).withEndAction(() -> removeFlag(FLAG_FADE_ONGOING)).start();
         } else if (getVisibility() != GONE) {
-            setFlag(FLAG_FADE_ONGOING);
+            addFlag(FLAG_FADE_ONGOING);
             animate().alpha(0).withEndAction(() -> {
                 removeFlag(FLAG_FADE_ONGOING);
                 setVisibility(GONE);
@@ -156,6 +183,79 @@
         super.setTranslationY(Math.min(translationY, -mInsets.bottom));
     }
 
+
+    private void animatePillTransition(boolean isExpanding) {
+        if (!shouldAnimate(isExpanding)) {
+            return;
+        }
+        AnimatorSet animatorSet = new AnimatedPropertySetter().buildAnim();
+        mTextView.measure(0,0);
+        int currentWidth = mTextView.getWidth();
+        int fullWidth = mTextView.getMeasuredWidth();
+        float from = isExpanding ? 0 : currentWidth;
+        float to = isExpanding ? fullWidth : 0;
+        mPauseFABAnim = ObjectAnimator.ofFloat(from, to);
+        mPauseFABAnim.setDuration(EXPAND_COLLAPSE_DURATION);
+        mPauseFABAnim.setInterpolator(Interpolators.STANDARD);
+        mPauseFABAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
+            @Override
+            public void onAnimationUpdate(ValueAnimator valueAnimator) {
+                float translation = (float) valueAnimator.getAnimatedValue();
+                float translationFraction = translation / fullWidth;
+                ViewGroup.MarginLayoutParams textViewLayoutParams =
+                        (ViewGroup.MarginLayoutParams) mTextView.getLayoutParams();
+                textViewLayoutParams.width = (int) translation;
+                textViewLayoutParams.setMarginStart((int) (mTextMarginStart * translationFraction));
+                textViewLayoutParams.setMarginEnd((int) (mTextMarginEnd * translationFraction));
+                mTextView.setLayoutParams(textViewLayoutParams);
+                ViewGroup.MarginLayoutParams iconLayoutParams =
+                        (ViewGroup.MarginLayoutParams) mIcon.getLayoutParams();
+                iconLayoutParams.setMarginStart((int) (mIconMarginStart * translationFraction));
+                mIcon.setLayoutParams(iconLayoutParams);
+            }
+        });
+        mPauseFABAnim.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationEnd(Animator animator) {
+                if (isExpanding) {
+                    addFlag(FLAG_IS_EXPAND);
+                } else {
+                    mTextView.setVisibility(GONE);
+                    removeFlag(FLAG_IS_EXPAND);
+                }
+                mTextView.setHorizontallyScrolling(false);
+                mTextView.setEllipsize(TextUtils.TruncateAt.END);
+            }
+
+            @Override
+            public void onAnimationStart(Animator animator) {
+                mTextView.setHorizontallyScrolling(true);
+                mTextView.setVisibility(VISIBLE);
+                mTextView.setEllipsize(null);
+            }
+        });
+        animatorSet.playTogether(mPauseFABAnim, updatePauseTextAlpha(isExpanding));
+        animatorSet.start();
+    }
+
+
+    private ValueAnimator updatePauseTextAlpha(boolean expand) {
+        float from = expand ? 0 : 1;
+        float to = expand ? 1 : 0;
+        ValueAnimator alphaAnim = ObjectAnimator.ofFloat(from, to);
+        alphaAnim.setDuration(expand ? TEXT_EXPAND_OPACITY_DURATION
+                : TEXT_COLLAPSE_OPACITY_DURATION);
+        alphaAnim.setStartDelay(expand ? TEXT_ALPHA_EXPAND_DELAY : TEXT_ALPHA_COLLAPSE_DELAY);
+        alphaAnim.setInterpolator(Interpolators.LINEAR);
+        alphaAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
+            @Override
+            public void onAnimationUpdate(ValueAnimator valueAnimator) {
+                mTextView.setAlpha((float) valueAnimator.getAnimatedValue());
+            }
+        });
+        return alphaAnim;
+    }
+
     private void setInsets(Rect rect, Insets insets) {
         rect.set(insets.left, insets.top, insets.right, insets.bottom);
     }
@@ -166,7 +266,7 @@
 
     @Override
     public void onTranslationStart() {
-        setFlag(FLAG_TRANSLATION_ONGOING);
+        addFlag(FLAG_TRANSLATION_ONGOING);
     }
 
     @Override
@@ -174,7 +274,7 @@
         removeFlag(FLAG_TRANSLATION_ONGOING);
     }
 
-    private void setFlag(int flag) {
+    private void addFlag(int flag) {
         mFlags |= flag;
     }
 
@@ -182,12 +282,25 @@
         mFlags &= ~flag;
     }
 
+    private boolean containsFlag(int flag) {
+        return (mFlags & flag) == flag;
+    }
+
     public void extend() {
-        mTextView.setVisibility(VISIBLE);
+        animatePillTransition(true);
     }
 
     public void shrink(){
-        mTextView.setVisibility(GONE);
+         animatePillTransition(false);
+    }
+
+    /**
+     * Determines if the button should animate based on current state. It should animate the button
+     * only if it is not in the same state it is animating to.
+     */
+    private boolean shouldAnimate(boolean expanding) {
+        return expanding != containsFlag(FLAG_IS_EXPAND)
+                && (mPauseFABAnim == null || !mPauseFABAnim.isRunning());
     }
 
     public int getScrollThreshold() {
diff --git a/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt b/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
index e6654b1..b05539a 100644
--- a/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
+++ b/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
@@ -24,9 +24,10 @@
         RestoreError.WIDGETS_DISABLED,
         RestoreError.PROFILE_NOT_RESTORED,
         RestoreError.WIDGET_REMOVED,
+        RestoreError.DATABASE_FILE_NOT_RESTORED,
         RestoreError.GRID_MIGRATION_FAILURE,
         RestoreError.NO_SEARCH_WIDGET,
-        RestoreError.INVALID_WIDGET_ID
+        RestoreError.INVALID_WIDGET_ID,
     )
     annotation class RestoreError {
         companion object {
@@ -38,6 +39,7 @@
             const val APP_NOT_INSTALLED = "app_not_installed"
             const val WIDGETS_DISABLED = "widgets_disabled"
             const val PROFILE_NOT_RESTORED = "profile_not_restored"
+            const val DATABASE_FILE_NOT_RESTORED = "db_file_not_restored"
             const val WIDGET_REMOVED = "widget_not_found"
             const val GRID_MIGRATION_FAILURE = "grid_migration_failed"
             const val NO_SEARCH_WIDGET = "no_search_widget"
@@ -52,7 +54,7 @@
             return ResourceBasedOverride.Overrides.getObject(
                 LauncherRestoreEventLogger::class.java,
                 context,
-                R.string.launcher_restore_event_logger_class
+                R.string.launcher_restore_event_logger_class,
             )
         }
     }
@@ -117,7 +119,7 @@
     open fun logFavoritesItemsRestoreFailed(
         favoritesId: Int,
         count: Int,
-        @RestoreError error: String?
+        @RestoreError error: String?,
     ) {
         // no-op
     }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 8fe1b34..9e38824 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -62,17 +62,6 @@
      * and set a default value for the flag. This will be the default value on Debug builds.
      * <p>
      */
-    // TODO(Block 3): Clean up flags
-    public static final BooleanFlag ENABLE_WORKSPACE_LOADING_OPTIMIZATION = getDebugFlag(251502424,
-            "ENABLE_WORKSPACE_LOADING_OPTIMIZATION", DISABLED,
-            "load the current workspace screen visible to the user before the rest rather than "
-                    + "loading all of them at once.");
-
-    public static final BooleanFlag CHANGE_MODEL_DELEGATE_LOADING_ORDER = getDebugFlag(251502424,
-            "CHANGE_MODEL_DELEGATE_LOADING_ORDER", DISABLED,
-            "changes the timing of the loading and binding of delegate items during "
-                    + "data preparation for loading the home screen");
-
     // TODO(Block 6): Clean up flags
     public static final BooleanFlag SECONDARY_DRAG_N_DROP_TO_PIN = getDebugFlag(270395140,
             "SECONDARY_DRAG_N_DROP_TO_PIN", DISABLED,
diff --git a/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java b/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
index 4537785..5d0c44e 100644
--- a/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
+++ b/src/com/android/launcher3/dagger/LauncherBaseAppComponent.java
@@ -19,7 +19,9 @@
 import android.content.Context;
 
 import com.android.launcher3.pm.InstallSessionHelper;
+import com.android.launcher3.util.ApiWrapper;
 import com.android.launcher3.util.DaggerSingletonTracker;
+import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.PluginManagerWrapper;
 import com.android.launcher3.util.ScreenOnTracker;
 import com.android.launcher3.util.SettingsCache;
@@ -40,10 +42,12 @@
     DaggerSingletonTracker getDaggerSingletonTracker();
     RefreshRateTracker getRefreshRateTracker();
     InstallSessionHelper getInstallSessionHelper();
+    ApiWrapper getApiWrapper();
     ScreenOnTracker getScreenOnTracker();
     SettingsCache getSettingsCache();
     CustomWidgetManager getCustomWidgetManager();
     PluginManagerWrapper getPluginManagerWrapper();
+    PackageManagerHelper getPackageManagerHelper();
 
     /** Builder for LauncherBaseAppComponent. */
     interface Builder {
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index e3c2d36..1dd7d45 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -55,7 +55,7 @@
 import com.android.launcher3.model.BaseLauncherBinder;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.Callbacks;
-import com.android.launcher3.model.GridSizeMigrationUtil;
+import com.android.launcher3.model.GridSizeMigrationDBController;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.provider.LauncherDbUtils;
@@ -284,7 +284,7 @@
     private void loadModelData() {
         final Context inflationContext = getPreviewContext();
         final InvariantDeviceProfile idp = new InvariantDeviceProfile(inflationContext, mGridName);
-        if (GridSizeMigrationUtil.needsToMigrate(inflationContext, idp)) {
+        if (GridSizeMigrationDBController.needsToMigrate(inflationContext, idp)) {
             // Start the migration
             PreviewContext previewContext = new PreviewContext(inflationContext, idp);
             // Copy existing data to preview DB
diff --git a/src/com/android/launcher3/model/BaseLauncherBinder.java b/src/com/android/launcher3/model/BaseLauncherBinder.java
index 5faa2b8..b51f855 100644
--- a/src/com/android/launcher3/model/BaseLauncherBinder.java
+++ b/src/com/android/launcher3/model/BaseLauncherBinder.java
@@ -36,7 +36,6 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherModel.CallbackTask;
 import com.android.launcher3.LauncherSettings;
-import com.android.launcher3.Workspace;
 import com.android.launcher3.celllayout.CellPosMapper;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.BgDataModel.Callbacks;
@@ -59,11 +58,9 @@
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Set;
 import java.util.concurrent.Executor;
 import java.util.stream.Collectors;
 
@@ -100,13 +97,29 @@
     public void bindWorkspace(boolean incrementBindId, boolean isBindSync) {
         Trace.beginSection("BaseLauncherBinder#bindWorkspace");
         try {
-            if (FeatureFlags.ENABLE_WORKSPACE_LOADING_OPTIMIZATION.get()) {
-                DisjointWorkspaceBinder workspaceBinder =
-                    initWorkspaceBinder(incrementBindId, mBgDataModel.collectWorkspaceScreens());
-                workspaceBinder.bindCurrentWorkspacePages(isBindSync);
-                workspaceBinder.bindOtherWorkspacePages();
-            } else {
-                bindWorkspaceAllAtOnce(incrementBindId, isBindSync);
+            // Save a copy of all the bg-thread collections
+            ArrayList<ItemInfo> workspaceItems = new ArrayList<>();
+            ArrayList<LauncherAppWidgetInfo> appWidgets = new ArrayList<>();
+            final IntArray orderedScreenIds = new IntArray();
+            ArrayList<FixedContainerItems> extraItems = new ArrayList<>();
+            final int workspaceItemCount;
+            synchronized (mBgDataModel) {
+                workspaceItems.addAll(mBgDataModel.workspaceItems);
+                appWidgets.addAll(mBgDataModel.appWidgets);
+                orderedScreenIds.addAll(mBgDataModel.collectWorkspaceScreens());
+                mBgDataModel.extraItems.forEach(extraItems::add);
+                if (incrementBindId) {
+                    mBgDataModel.lastBindId++;
+                    mBgDataModel.lastLoadId = mApp.getModel().getLastLoadId();
+                }
+                mMyBindingId = mBgDataModel.lastBindId;
+                workspaceItemCount = mBgDataModel.itemsIdMap.size();
+            }
+
+            for (Callbacks cb : mCallbacksList) {
+                new UnifiedWorkspaceBinder(cb, mUiExecutor, mApp, mBgDataModel, mMyBindingId,
+                        workspaceItems, appWidgets, extraItems, orderedScreenIds)
+                        .bind(isBindSync, workspaceItemCount);
             }
         } finally {
             Trace.endSection();
@@ -114,53 +127,6 @@
     }
 
     /**
-     * Initializes the WorkspaceBinder for binding.
-     *
-     * @param incrementBindId this is used to stop previously started binding tasks that are
-     *                        obsolete but still queued.
-     * @param workspacePages this allows the Launcher to add the correct workspace screens.
-     */
-    public DisjointWorkspaceBinder initWorkspaceBinder(boolean incrementBindId,
-            IntArray workspacePages) {
-
-        synchronized (mBgDataModel) {
-            if (incrementBindId) {
-                mBgDataModel.lastBindId++;
-                mBgDataModel.lastLoadId = mApp.getModel().getLastLoadId();
-            }
-            mMyBindingId = mBgDataModel.lastBindId;
-            return new DisjointWorkspaceBinder(workspacePages);
-        }
-    }
-
-    private void bindWorkspaceAllAtOnce(boolean incrementBindId, boolean isBindSync) {
-        // Save a copy of all the bg-thread collections
-        ArrayList<ItemInfo> workspaceItems = new ArrayList<>();
-        ArrayList<LauncherAppWidgetInfo> appWidgets = new ArrayList<>();
-        final IntArray orderedScreenIds = new IntArray();
-        ArrayList<FixedContainerItems> extraItems = new ArrayList<>();
-        final int workspaceItemCount;
-        synchronized (mBgDataModel) {
-            workspaceItems.addAll(mBgDataModel.workspaceItems);
-            appWidgets.addAll(mBgDataModel.appWidgets);
-            orderedScreenIds.addAll(mBgDataModel.collectWorkspaceScreens());
-            mBgDataModel.extraItems.forEach(extraItems::add);
-            if (incrementBindId) {
-                mBgDataModel.lastBindId++;
-                mBgDataModel.lastLoadId = mApp.getModel().getLastLoadId();
-            }
-            mMyBindingId = mBgDataModel.lastBindId;
-            workspaceItemCount = mBgDataModel.itemsIdMap.size();
-        }
-
-        for (Callbacks cb : mCallbacksList) {
-            new UnifiedWorkspaceBinder(cb, mUiExecutor, mApp, mBgDataModel, mMyBindingId,
-                    workspaceItems, appWidgets, extraItems, orderedScreenIds)
-                    .bind(isBindSync, workspaceItemCount);
-        }
-    }
-
-    /**
      * BindDeepShortcuts is abstract because it is a no-op for the go launcher.
      */
     public void bindDeepShortcuts() {
@@ -347,10 +313,8 @@
                 bindItemsInChunks(currentWorkspaceItems, ITEMS_CHUNK, mUiExecutor);
                 bindItemsInChunks(currentAppWidgets, 1, mUiExecutor);
             }
-            if (!FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                mExtraItems.forEach(item ->
-                        executeCallbacksTask(c -> c.bindExtraContainerItems(item), mUiExecutor));
-            }
+            mExtraItems.forEach(item ->
+                    executeCallbacksTask(c -> c.bindExtraContainerItems(item), mUiExecutor));
 
             RunnableList pendingTasks = new RunnableList();
             Executor pendingExecutor = pendingTasks::add;
@@ -440,126 +404,4 @@
             });
         }
     }
-
-    private class DisjointWorkspaceBinder {
-        private final IntArray mOrderedScreenIds;
-        private final IntSet mCurrentScreenIds = new IntSet();
-        private final Set<Integer> mBoundItemIds = new HashSet<>();
-
-        protected DisjointWorkspaceBinder(IntArray orderedScreenIds) {
-            mOrderedScreenIds = orderedScreenIds;
-
-            for (Callbacks cb : mCallbacksList) {
-                mCurrentScreenIds.addAll(cb.getPagesToBindSynchronously(orderedScreenIds));
-            }
-            if (mCurrentScreenIds.size() == 0) {
-                mCurrentScreenIds.add(Workspace.FIRST_SCREEN_ID);
-            }
-        }
-
-        /**
-         * Binds the currently loaded items in the Data Model. Also signals to the Callbacks[]
-         * that these items have been bound and their respective screens are ready to be shown.
-         *
-         * If this method is called after all the items on the workspace screen have already been
-         * loaded, it will bind all workspace items immediately, and bindOtherWorkspacePages() will
-         * not bind any items.
-         */
-        protected void bindCurrentWorkspacePages(boolean isBindSync) {
-            // Save a copy of all the bg-thread collections
-            ArrayList<ItemInfo> workspaceItems;
-            ArrayList<LauncherAppWidgetInfo> appWidgets;
-            ArrayList<FixedContainerItems> fciList = new ArrayList<>();
-            final int workspaceItemCount;
-            synchronized (mBgDataModel) {
-                workspaceItems = new ArrayList<>(mBgDataModel.workspaceItems);
-                appWidgets = new ArrayList<>(mBgDataModel.appWidgets);
-                if (!FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                    mBgDataModel.extraItems.forEach(fciList::add);
-                }
-                workspaceItemCount = mBgDataModel.itemsIdMap.size();
-            }
-
-            workspaceItems.forEach(it -> mBoundItemIds.add(it.id));
-            appWidgets.forEach(it -> mBoundItemIds.add(it.id));
-            if (!FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                fciList.forEach(item ->
-                        executeCallbacksTask(c -> c.bindExtraContainerItems(item), mUiExecutor));
-            }
-
-            sortWorkspaceItemsSpatially(mApp.getInvariantDeviceProfile(), workspaceItems);
-
-            // Tell the workspace that we're about to start binding items
-            executeCallbacksTask(c -> {
-                c.clearPendingBinds();
-                c.startBinding();
-            }, mUiExecutor);
-
-            // Bind workspace screens
-            executeCallbacksTask(c -> c.bindScreens(mOrderedScreenIds), mUiExecutor);
-
-            bindWorkspaceItems(workspaceItems);
-            bindAppWidgets(appWidgets);
-            executeCallbacksTask(c -> {
-                MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
-
-                RunnableList onCompleteSignal = new RunnableList();
-                onCompleteSignal.executeAllAndDestroy();
-                c.onInitialBindComplete(mCurrentScreenIds, new RunnableList(), onCompleteSignal,
-                        workspaceItemCount, isBindSync);
-            }, mUiExecutor);
-        }
-
-        protected void bindOtherWorkspacePages() {
-            // Save a copy of all the bg-thread collections
-            ArrayList<ItemInfo> workspaceItems;
-            ArrayList<LauncherAppWidgetInfo> appWidgets;
-
-            synchronized (mBgDataModel) {
-                workspaceItems = new ArrayList<>(mBgDataModel.workspaceItems);
-                appWidgets = new ArrayList<>(mBgDataModel.appWidgets);
-            }
-
-            workspaceItems.removeIf(it -> mBoundItemIds.contains(it.id));
-            appWidgets.removeIf(it -> mBoundItemIds.contains(it.id));
-
-            sortWorkspaceItemsSpatially(mApp.getInvariantDeviceProfile(), workspaceItems);
-
-            bindWorkspaceItems(workspaceItems);
-            bindAppWidgets(appWidgets);
-
-            executeCallbacksTask(c -> c.finishBindingItems(mCurrentScreenIds), mUiExecutor);
-            mUiExecutor.execute(() -> {
-                MODEL_EXECUTOR.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT);
-                ItemInstallQueue.INSTANCE.get(mApp.getContext())
-                        .resumeModelPush(FLAG_LOADER_RUNNING);
-            });
-
-            StringCache cacheClone = mBgDataModel.stringCache.clone();
-            executeCallbacksTask(c -> c.bindStringCache(cacheClone), mUiExecutor);
-        }
-
-        private void bindWorkspaceItems(final ArrayList<ItemInfo> workspaceItems) {
-            // Bind the workspace items
-            int count = workspaceItems.size();
-            for (int i = 0; i < count; i += ITEMS_CHUNK) {
-                final int start = i;
-                final int chunkSize = (i + ITEMS_CHUNK <= count) ? ITEMS_CHUNK : (count - i);
-                executeCallbacksTask(
-                        c -> c.bindItems(workspaceItems.subList(start, start + chunkSize), false),
-                        mUiExecutor);
-            }
-        }
-
-        private void bindAppWidgets(List<LauncherAppWidgetInfo> appWidgets) {
-            // Bind the widgets, one at a time
-            int count = appWidgets.size();
-            for (int i = 0; i < count; i++) {
-                final ItemInfo widget = appWidgets.get(i);
-                executeCallbacksTask(
-                        c -> c.bindItems(Collections.singletonList(widget), false),
-                        mUiExecutor);
-            }
-        }
-    }
 }
diff --git a/src/com/android/launcher3/model/DbEntry.java b/src/com/android/launcher3/model/DbEntry.java
new file mode 100644
index 0000000..c0c51da
--- /dev/null
+++ b/src/com/android/launcher3/model/DbEntry.java
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.model;
+
+import android.content.ContentValues;
+import android.content.Intent;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+
+import com.android.launcher3.LauncherSettings;
+import com.android.launcher3.model.data.ItemInfo;
+import com.android.launcher3.util.ContentWriter;
+
+import java.net.URISyntaxException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+public class DbEntry extends ItemInfo implements Comparable<DbEntry> {
+
+    private static final String TAG = "DbEntry";
+
+    String mIntent;
+    String mProvider;
+    Map<String, Set<Integer>> mFolderItems = new HashMap<>();
+
+    /**
+     * Id of the specific widget.
+     */
+    public int appWidgetId = NO_ID;
+
+    /** Comparator according to the reading order */
+    @Override
+    public int compareTo(DbEntry another) {
+        if (screenId != another.screenId) {
+            return Integer.compare(screenId, another.screenId);
+        }
+        if (cellY != another.cellY) {
+            return Integer.compare(cellY, another.cellY);
+        }
+        return Integer.compare(cellX, another.cellX);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof DbEntry)) return false;
+        DbEntry entry = (DbEntry) o;
+        return Objects.equals(getEntryMigrationId(), entry.getEntryMigrationId());
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(getEntryMigrationId());
+    }
+
+    /**
+     *  Puts the updated DbEntry values into ContentValues which we then use to insert the
+     *  entry to the DB.
+     */
+    public void updateContentValues(ContentValues values) {
+        values.put(LauncherSettings.Favorites.SCREEN, screenId);
+        values.put(LauncherSettings.Favorites.CELLX, cellX);
+        values.put(LauncherSettings.Favorites.CELLY, cellY);
+        values.put(LauncherSettings.Favorites.SPANX, spanX);
+        values.put(LauncherSettings.Favorites.SPANY, spanY);
+    }
+
+    @Override
+    public void writeToValues(@NonNull ContentWriter writer) {
+        super.writeToValues(writer);
+        writer.put(LauncherSettings.Favorites.APPWIDGET_ID, appWidgetId);
+    }
+
+    @Override
+    public void readFromValues(@NonNull ContentValues values) {
+        super.readFromValues(values);
+        appWidgetId = values.getAsInteger(LauncherSettings.Favorites.APPWIDGET_ID);
+    }
+
+    /**
+     * This id is not used in the DB is only used while doing the migration and it identifies
+     * an entry on each workspace. For example two calculator icons would have the same
+     * migration id even thought they have different database ids.
+     */
+    public String getEntryMigrationId() {
+        switch (itemType) {
+            case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
+            case LauncherSettings.Favorites.ITEM_TYPE_APP_PAIR:
+                return getFolderMigrationId();
+            case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
+                // mProvider is the app the widget belongs to and appWidgetId it's the unique
+                // is of the widget, we need both because if you remove a widget and then add it
+                // again, then it can change and the WidgetProvider would not know the widget.
+                return mProvider + appWidgetId;
+            case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
+                final String intentStr = cleanIntentString(mIntent);
+                try {
+                    Intent i = Intent.parseUri(intentStr, 0);
+                    return Objects.requireNonNull(i.getComponent()).toString();
+                } catch (Exception e) {
+                    return intentStr;
+                }
+            default:
+                return cleanIntentString(mIntent);
+        }
+    }
+
+    /**
+     * This method should return an id that should be the same for two folders containing the
+     * same elements.
+     */
+    @NonNull
+    private String getFolderMigrationId() {
+        return mFolderItems.keySet().stream()
+                .map(intentString -> mFolderItems.get(intentString).size()
+                        + cleanIntentString(intentString))
+                .sorted()
+                .collect(Collectors.joining(","));
+    }
+
+    /**
+     * This is needed because sourceBounds can change and make the id of two equal items
+     * different.
+     */
+    @NonNull
+    private String cleanIntentString(@NonNull String intentStr) {
+        try {
+            Intent i = Intent.parseUri(intentStr, 0);
+            i.setSourceBounds(null);
+            return i.toURI();
+        } catch (URISyntaxException e) {
+            Log.e(TAG, "Unable to parse Intent string", e);
+            return intentStr;
+        }
+
+    }
+}
diff --git a/src/com/android/launcher3/model/GridSizeMigrationUtil.java b/src/com/android/launcher3/model/GridSizeMigrationDBController.java
similarity index 83%
rename from src/com/android/launcher3/model/GridSizeMigrationUtil.java
rename to src/com/android/launcher3/model/GridSizeMigrationDBController.java
index 4c017e9..d8ca095 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationUtil.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationDBController.java
@@ -28,7 +28,6 @@
 import android.content.ComponentName;
 import android.content.ContentValues;
 import android.content.Context;
-import android.content.Intent;
 import android.database.Cursor;
 import android.database.DatabaseUtils;
 import android.database.sqlite.SQLiteDatabase;
@@ -45,15 +44,12 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.provider.LauncherDbUtils.SQLiteTransaction;
-import com.android.launcher3.util.ContentWriter;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.widget.WidgetManagerHelper;
 
-import java.net.URISyntaxException;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -61,7 +57,6 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.Set;
 import java.util.stream.Collectors;
 
@@ -69,12 +64,12 @@
  * This class takes care of shrinking the workspace (by maximum of one row and one column), as a
  * result of restoring from a larger device or device density change.
  */
-public class GridSizeMigrationUtil {
+public class GridSizeMigrationDBController {
 
-    private static final String TAG = "GridSizeMigrationUtil";
+    private static final String TAG = "GridSizeMigrationDBController";
     private static final boolean DEBUG = true;
 
-    private GridSizeMigrationUtil() {
+    private GridSizeMigrationDBController() {
         // Util class should not be instantiated
     }
 
@@ -85,7 +80,7 @@
         return needsToMigrate(new DeviceGridState(context), new DeviceGridState(idp));
     }
 
-    private static boolean needsToMigrate(
+    static boolean needsToMigrate(
             DeviceGridState srcDeviceState, DeviceGridState destDeviceState) {
         boolean needsToMigrate = !destDeviceState.isCompatible(srcDeviceState);
         if (needsToMigrate) {
@@ -95,6 +90,9 @@
         return needsToMigrate;
     }
 
+    /**
+     * @return all the workspace and hotseat entries in the db.
+     */
     @VisibleForTesting
     public static List<DbEntry> readAllEntries(SQLiteDatabase db, String tableName,
             Context context) {
@@ -198,7 +196,7 @@
                     Collectors.joining(",\n", "[", "]"))
                     + "\n Removing Items:"
                     + dstWorkspaceItems.stream().filter(entry ->
-                            toBeRemoved.contains(entry.id)).map(DbEntry::toString).collect(
+                    toBeRemoved.contains(entry.id)).map(DbEntry::toString).collect(
                     Collectors.joining(",\n", "[", "]"))
                     + "\n Adding Workspace Items:"
                     + workspaceToBeAdded.stream().map(DbEntry::toString).collect(
@@ -291,7 +289,7 @@
         });
     }
 
-    private static void insertEntryInDb(DatabaseHelper helper, DbEntry entry,
+    static void insertEntryInDb(DatabaseHelper helper, DbEntry entry,
             String srcTableName, String destTableName, List<Integer> idsInUse) {
         int id = copyEntryAndUpdate(helper, entry, srcTableName, destTableName, idsInUse);
         if (entry.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER
@@ -330,10 +328,9 @@
             } else {
                 values.put(LauncherSettings.Favorites.CONTAINER, folderId);
             }
-            newId = helper.generateNewItemId();
-            while (idsInUse.contains(newId)) {
+            do {
                 newId = helper.generateNewItemId();
-            }
+            } while (idsInUse.contains(newId));
             values.put(LauncherSettings.Favorites._ID, newId);
             helper.getWritableDatabase().insert(destTableName, null, values);
         }
@@ -341,7 +338,7 @@
         return newId;
     }
 
-    private static void removeEntryFromDb(SQLiteDatabase db, String tableName, IntArray entryIds) {
+    static void removeEntryFromDb(SQLiteDatabase db, String tableName, IntArray entryIds) {
         db.delete(tableName,
                 Utilities.createDbSelectionQuery(LauncherSettings.Favorites._ID, entryIds), null);
     }
@@ -387,7 +384,7 @@
     private static boolean findPlacementForEntry(@NonNull final DbEntry entry,
             @NonNull final Point next, @NonNull final Point trg,
             @NonNull final GridOccupancy occupied, final int screenId) {
-        for (int y = next.y; y <  trg.y; y++) {
+        for (int y = next.y; y < trg.y; y++) {
             for (int x = next.x; x < trg.x; x++) {
                 boolean fits = occupied.isRegionVacant(x, y, entry.spanX, entry.spanY);
                 boolean minFits = occupied.isRegionVacant(x, y, entry.minSpanX,
@@ -413,7 +410,7 @@
     private static void solveHotseatPlacement(
             @NonNull final DatabaseHelper helper, final int hotseatSize,
             @NonNull final DbReader srcReader, @NonNull final DbReader destReader,
-            @NonNull final  List<DbEntry> placedHotseatItems,
+            @NonNull final List<DbEntry> placedHotseatItems,
             @NonNull final List<DbEntry> itemsToPlace, List<Integer> idsInUse) {
 
         final boolean[] occupied = new boolean[hotseatSize];
@@ -436,15 +433,26 @@
         }
     }
 
-    @VisibleForTesting
+    static void copyCurrentGridToNewGrid(
+            @NonNull Context context,
+            @NonNull DeviceGridState destDeviceState,
+            @NonNull DatabaseHelper target,
+            @NonNull SQLiteDatabase source) {
+        // Only use this strategy when comparing the previous grid to the new grid and the
+        // columns are the same and the destination has more rows
+        copyTable(source, TABLE_NAME, target.getWritableDatabase(), TABLE_NAME, context);
+        destDeviceState.writeToPrefs(context);
+    }
+
+    @VisibleForTesting(otherwise = VisibleForTesting.PACKAGE_PRIVATE)
     public static class DbReader {
 
-        private final SQLiteDatabase mDb;
-        private final String mTableName;
-        private final Context mContext;
-        private int mLastScreenId = -1;
+        final SQLiteDatabase mDb;
+        final String mTableName;
+        final Context mContext;
+        int mLastScreenId = -1;
 
-        private final Map<Integer, ArrayList<DbEntry>> mWorkspaceEntriesByScreenId =
+        final Map<Integer, ArrayList<DbEntry>> mWorkspaceEntriesByScreenId =
                 new ArrayMap<>();
 
         public DbReader(SQLiteDatabase db, String tableName, Context context) {
@@ -529,7 +537,7 @@
                             LauncherSettings.Favorites.INTENT,               // 7
                             LauncherSettings.Favorites.APPWIDGET_PROVIDER,   // 8
                             LauncherSettings.Favorites.APPWIDGET_ID},        // 9
-                        LauncherSettings.Favorites.CONTAINER + " = "
+                    LauncherSettings.Favorites.CONTAINER + " = "
                             + LauncherSettings.Favorites.CONTAINER_DESKTOP);
             final int indexId = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID);
             final int indexItemType = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE);
@@ -648,118 +656,4 @@
             return mDb.query(mTableName, columns, where, null, null, null, null);
         }
     }
-
-    public static class DbEntry extends ItemInfo implements Comparable<DbEntry> {
-
-        private String mIntent;
-        private String mProvider;
-        private Map<String, Set<Integer>> mFolderItems = new HashMap<>();
-
-        /**
-         * Id of the specific widget.
-         */
-        public int appWidgetId = NO_ID;
-
-        /** Comparator according to the reading order */
-        @Override
-        public int compareTo(DbEntry another) {
-            if (screenId != another.screenId) {
-                return Integer.compare(screenId, another.screenId);
-            }
-            if (cellY != another.cellY) {
-                return Integer.compare(cellY, another.cellY);
-            }
-            return Integer.compare(cellX, another.cellX);
-        }
-
-        @Override
-        public boolean equals(Object o) {
-            if (this == o) return true;
-            if (o == null || getClass() != o.getClass()) return false;
-            DbEntry entry = (DbEntry) o;
-            return Objects.equals(getEntryMigrationId(), entry.getEntryMigrationId());
-        }
-
-        @Override
-        public int hashCode() {
-            return Objects.hash(getEntryMigrationId());
-        }
-
-        public void updateContentValues(ContentValues values) {
-            values.put(LauncherSettings.Favorites.SCREEN, screenId);
-            values.put(LauncherSettings.Favorites.CELLX, cellX);
-            values.put(LauncherSettings.Favorites.CELLY, cellY);
-            values.put(LauncherSettings.Favorites.SPANX, spanX);
-            values.put(LauncherSettings.Favorites.SPANY, spanY);
-        }
-
-        @Override
-        public void writeToValues(@NonNull ContentWriter writer) {
-            super.writeToValues(writer);
-            writer.put(LauncherSettings.Favorites.APPWIDGET_ID, appWidgetId);
-        }
-
-        @Override
-        public void readFromValues(@NonNull ContentValues values) {
-            super.readFromValues(values);
-            appWidgetId = values.getAsInteger(LauncherSettings.Favorites.APPWIDGET_ID);
-        }
-
-        /** This id is not used in the DB is only used while doing the migration and it identifies
-         * an entry on each workspace. For example two calculator icons would have the same
-         * migration id even thought they have different database ids.
-         */
-        public String getEntryMigrationId() {
-            switch (itemType) {
-                case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
-                case LauncherSettings.Favorites.ITEM_TYPE_APP_PAIR:
-                    return getFolderMigrationId();
-                case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
-                    // mProvider is the app the widget belongs to and appWidgetId it's the unique
-                    // is of the widget, we need both because if you remove a widget and then add it
-                    // again, then it can change and the WidgetProvider would not know the widget.
-                    return mProvider + appWidgetId;
-                case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
-                    final String intentStr = cleanIntentString(mIntent);
-                    try {
-                        Intent i = Intent.parseUri(intentStr, 0);
-                        return Objects.requireNonNull(i.getComponent()).toString();
-                    } catch (Exception e) {
-                        return intentStr;
-                    }
-                default:
-                    return cleanIntentString(mIntent);
-            }
-        }
-
-        /**
-         * This method should return an id that should be the same for two folders containing the
-         * same elements.
-         */
-        @NonNull
-        private String getFolderMigrationId() {
-            return mFolderItems.keySet().stream()
-                    .map(intentString -> mFolderItems.get(intentString).size()
-                            + cleanIntentString(intentString))
-                    .sorted()
-                    .collect(Collectors.joining(","));
-        }
-
-        /**
-         * This is needed because sourceBounds can change and make the id of two equal items
-         * different.
-         */
-        @NonNull
-        private String cleanIntentString(@NonNull String intentStr) {
-            try {
-                Intent i = Intent.parseUri(intentStr, 0);
-                i.setSourceBounds(null);
-                return i.toURI();
-            } catch (URISyntaxException e) {
-                Log.e(TAG, "Unable to parse Intent string", e);
-                return intentStr;
-            }
-
-        }
-    }
 }
diff --git a/src/com/android/launcher3/model/GridSizeMigrationLogic.java b/src/com/android/launcher3/model/GridSizeMigrationLogic.java
new file mode 100644
index 0000000..f8c8f77
--- /dev/null
+++ b/src/com/android/launcher3/model/GridSizeMigrationLogic.java
@@ -0,0 +1,481 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.model;
+
+import static com.android.launcher3.Flags.enableSmartspaceRemovalToggle;
+import static com.android.launcher3.LauncherPrefs.IS_FIRST_LOAD_AFTER_RESTORE;
+import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
+import static com.android.launcher3.LauncherSettings.Favorites.TMP_TABLE;
+import static com.android.launcher3.Utilities.SHOULD_SHOW_FIRST_PAGE_WIDGET;
+import static com.android.launcher3.model.GridSizeMigrationDBController.copyCurrentGridToNewGrid;
+import static com.android.launcher3.model.GridSizeMigrationDBController.insertEntryInDb;
+import static com.android.launcher3.model.GridSizeMigrationDBController.needsToMigrate;
+import static com.android.launcher3.model.GridSizeMigrationDBController.removeEntryFromDb;
+import static com.android.launcher3.model.LoaderTask.SMARTSPACE_ON_HOME_SCREEN;
+import static com.android.launcher3.provider.LauncherDbUtils.copyTable;
+import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.graphics.Point;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.VisibleForTesting;
+
+import com.android.launcher3.Flags;
+import com.android.launcher3.LauncherPrefs;
+import com.android.launcher3.LauncherSettings;
+import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.provider.LauncherDbUtils;
+import com.android.launcher3.util.CellAndSpan;
+import com.android.launcher3.util.GridOccupancy;
+import com.android.launcher3.util.IntArray;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+public class GridSizeMigrationLogic {
+
+    private static final String TAG = "GridSizeMigrationLogic";
+    private static final boolean DEBUG = true;
+
+    /**
+     * Migrates the grid size from srcDeviceState to destDeviceState and make those changes
+     * in the target DB, using the source DB to determine what to add/remove/move/resize
+     * in the destination DB.
+     */
+    public void migrateGrid(
+            @NonNull Context context,
+            @NonNull DeviceGridState srcDeviceState,
+            @NonNull DeviceGridState destDeviceState,
+            @NonNull DatabaseHelper target,
+            @NonNull SQLiteDatabase source) {
+        if (!needsToMigrate(srcDeviceState, destDeviceState)) {
+            return;
+        }
+
+        boolean isFirstLoad = LauncherPrefs.get(context).get(IS_FIRST_LOAD_AFTER_RESTORE);
+        Log.d(TAG, "Begin grid migration. First load: " + isFirstLoad);
+
+        // This is a special case where if the grid is the same amount of columns but a larger
+        // amount of rows we simply copy over the source grid to the destination grid, rather
+        // than undergoing the general grid migration.
+        if (shouldMigrateToStrictlyTallerGrid(isFirstLoad, srcDeviceState, destDeviceState)) {
+            copyCurrentGridToNewGrid(context, destDeviceState, target, source);
+            return;
+        }
+        copyTable(source, TABLE_NAME, target.getWritableDatabase(), TMP_TABLE, context);
+
+        long migrationStartTime = System.currentTimeMillis();
+        try (LauncherDbUtils.SQLiteTransaction t =
+                     new LauncherDbUtils.SQLiteTransaction(target.getWritableDatabase())) {
+            GridSizeMigrationDBController.DbReader srcReader = new GridSizeMigrationDBController
+                    .DbReader(t.getDb(), TMP_TABLE, context);
+            GridSizeMigrationDBController.DbReader destReader =
+                    new GridSizeMigrationDBController.DbReader(
+                            t.getDb(), TABLE_NAME, context);
+
+            Point targetSize = new Point(destDeviceState.getColumns(), destDeviceState.getRows());
+
+            // Here we keep all the DB ids we have in the destination DB such that we don't assign
+            // an item that we want to add to the destination DB the same id as an already existing
+            // item.
+            List<Integer> idsInUse = new ArrayList<>();
+
+            // Migrate hotseat.
+            migrateHotseat(destDeviceState.getNumHotseat(), srcReader, destReader, target,
+                    idsInUse);
+            // Migrate workspace.
+            migrateWorkspace(srcReader, destReader, target, targetSize, idsInUse);
+
+            dropTable(t.getDb(), TMP_TABLE);
+            t.commit();
+        } catch (Exception e) {
+            Log.e(TAG, "Error during grid migration", e);
+        } finally {
+            Log.v(TAG, "Workspace migration completed in "
+                    + (System.currentTimeMillis() - migrationStartTime));
+
+            // Save current configuration, so that the migration does not run again.
+            destDeviceState.writeToPrefs(context);
+        }
+    }
+
+    /**
+     * Handles hotseat migration.
+     */
+    @VisibleForTesting
+    public void migrateHotseat(int destHotseatSize,
+            GridSizeMigrationDBController.DbReader srcReader,
+            GridSizeMigrationDBController.DbReader destReader,
+            DatabaseHelper helper, List<Integer> idsInUse) {
+        final List<DbEntry> srcHotseatItems =
+                srcReader.loadHotseatEntries();
+        final List<DbEntry> dstHotseatItems =
+                destReader.loadHotseatEntries();
+
+        final List<DbEntry> hotseatToBeAdded =
+                getItemsToBeAdded(srcHotseatItems, dstHotseatItems);
+
+        final IntArray toBeRemoved = new IntArray();
+        toBeRemoved.addAll(getItemsToBeRemoved(srcHotseatItems, dstHotseatItems));
+
+        if (DEBUG) {
+            Log.d(TAG, "Start hotseat migration:"
+                    + "\n Removing Hotseat Items:"
+                    + dstHotseatItems.stream().filter(entry -> toBeRemoved
+                    .contains(entry.id)).map(DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+                    + "\n Adding Hotseat Items:"
+                    + hotseatToBeAdded.stream().map(DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+            );
+        }
+
+        // Removes the items that we need to remove from the destination DB.
+        if (!toBeRemoved.isEmpty()) {
+            removeEntryFromDb(destReader.mDb, destReader.mTableName, toBeRemoved);
+        }
+
+        placeHotseatItems(hotseatToBeAdded, dstHotseatItems, destHotseatSize, helper, srcReader,
+                destReader, idsInUse);
+    }
+
+    private void placeHotseatItems(List<DbEntry> hotseatToBeAdded,
+            List<DbEntry> dstHotseatItems, int destHotseatSize,
+            DatabaseHelper helper, GridSizeMigrationDBController.DbReader srcReader,
+            GridSizeMigrationDBController.DbReader destReader, List<Integer> idsInUse) {
+        if (hotseatToBeAdded.isEmpty()) {
+            return;
+        }
+
+        idsInUse.addAll(dstHotseatItems.stream().map(entry -> entry.id).toList());
+
+        Collections.sort(hotseatToBeAdded);
+
+        List<DbEntry> placementSolutionHotseat =
+                solveHotseatPlacement(destHotseatSize, dstHotseatItems, hotseatToBeAdded);
+        for (DbEntry entryToPlace: placementSolutionHotseat) {
+            insertEntryInDb(helper, entryToPlace, srcReader.mTableName, destReader.mTableName,
+                    idsInUse);
+        }
+    }
+
+
+    /**
+     * Handles workspace migration.
+     */
+    @VisibleForTesting
+    public void migrateWorkspace(GridSizeMigrationDBController.DbReader srcReader,
+            GridSizeMigrationDBController.DbReader destReader, DatabaseHelper helper,
+            Point targetSize, List<Integer> idsInUse) {
+        final List<DbEntry> srcWorkspaceItems =
+                srcReader.loadAllWorkspaceEntries();
+
+        final List<DbEntry> dstWorkspaceItems =
+                destReader.loadAllWorkspaceEntries();
+
+        final IntArray toBeRemoved = new IntArray();
+
+        List<DbEntry> workspaceToBeAdded =
+                getItemsToBeAdded(srcWorkspaceItems, dstWorkspaceItems);
+        toBeRemoved.addAll(getItemsToBeRemoved(srcWorkspaceItems, dstWorkspaceItems));
+
+        if (DEBUG) {
+            Log.d(TAG, "Start workspace migration:"
+                    + "\n Source Device:"
+                    + srcWorkspaceItems.stream().map(
+                            DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+                    + "\n Target Device:"
+                    + dstWorkspaceItems.stream().map(
+                            DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+                    + "\n Removing Workspace Items:"
+                    + dstWorkspaceItems.stream().filter(entry -> toBeRemoved
+                            .contains(entry.id)).map(
+                            DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+                    + "\n Adding Workspace Items:"
+                    + workspaceToBeAdded.stream().map(
+                            DbEntry::toString)
+                    .collect(Collectors.joining(",\n", "[", "]"))
+            );
+        }
+
+        // Removes the items that we need to remove from the destination DB.
+        if (!toBeRemoved.isEmpty()) {
+            removeEntryFromDb(destReader.mDb, destReader.mTableName, toBeRemoved);
+        }
+
+        placeWorkspaceItems(workspaceToBeAdded, dstWorkspaceItems, targetSize.x, targetSize.y,
+                helper, srcReader, destReader, idsInUse);
+    }
+
+    private void placeWorkspaceItems(
+            List<DbEntry> workspaceToBeAdded,
+            List<DbEntry> dstWorkspaceItems,
+            int trgX, int trgY, DatabaseHelper helper,
+            GridSizeMigrationDBController.DbReader srcReader,
+            GridSizeMigrationDBController.DbReader destReader, List<Integer> idsInUse) {
+        if (workspaceToBeAdded.isEmpty()) {
+            return;
+        }
+
+        idsInUse.addAll(dstWorkspaceItems.stream().map(entry -> entry.id).toList());
+
+        Collections.sort(workspaceToBeAdded);
+
+
+        // First we create a collection of the screens
+        List<Integer> screens = new ArrayList<>();
+        for (int screenId = 0; screenId <= destReader.mLastScreenId; screenId++) {
+            screens.add(screenId);
+        }
+
+        // Then we place the items on the screens
+        WorkspaceItemsToPlace itemsToPlace =
+                new WorkspaceItemsToPlace(workspaceToBeAdded);
+        for (int screenId : screens) {
+            if (DEBUG) {
+                Log.d(TAG, "Migrating " + screenId);
+            }
+            itemsToPlace = solveGridPlacement(
+                    destReader.mContext, screenId, trgX, trgY, itemsToPlace.mRemainingItemsToPlace,
+                    destReader.mWorkspaceEntriesByScreenId.get(screenId));
+            placeItems(itemsToPlace, helper, srcReader, destReader, idsInUse);
+            while (!itemsToPlace.mPlacementSolution.isEmpty()) {
+                insertEntryInDb(helper, itemsToPlace.mPlacementSolution.remove(0),
+                        srcReader.mTableName, destReader.mTableName, idsInUse);
+            }
+            if (itemsToPlace.mRemainingItemsToPlace.isEmpty()) {
+                break;
+            }
+        }
+
+        // In case the new grid is smaller, there might be some leftover items that don't fit on
+        // any of the screens, in this case we add them to new screens until all of them are placed.
+        int screenId = destReader.mLastScreenId + 1;
+        while (!itemsToPlace.mRemainingItemsToPlace.isEmpty()) {
+            itemsToPlace = solveGridPlacement(destReader.mContext, screenId,
+                    trgX, trgY, itemsToPlace.mRemainingItemsToPlace,
+                    destReader.mWorkspaceEntriesByScreenId.get(screenId));
+            placeItems(itemsToPlace, helper, srcReader, destReader, idsInUse);
+            screenId++;
+        }
+    }
+
+    private void placeItems(WorkspaceItemsToPlace itemsToPlace, DatabaseHelper helper,
+            GridSizeMigrationDBController.DbReader srcReader,
+            GridSizeMigrationDBController.DbReader destReader, List<Integer> idsInUse) {
+        while (!itemsToPlace.mPlacementSolution.isEmpty()) {
+            insertEntryInDb(helper, itemsToPlace.mPlacementSolution.remove(0),
+                    srcReader.mTableName, destReader.mTableName, idsInUse);
+        }
+    }
+
+
+    /**
+     * Only migrate the grid in this manner if the target grid is taller and not wider.
+     */
+    private boolean shouldMigrateToStrictlyTallerGrid(boolean isFirstLoad,
+            @NonNull DeviceGridState srcDeviceState,
+            @NonNull DeviceGridState destDeviceState) {
+        if (isFirstLoad
+                && Flags.enableGridMigrationFix()
+                && srcDeviceState.getColumns().equals(destDeviceState.getColumns())
+                && srcDeviceState.getRows() < destDeviceState.getRows()) {
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Finds all the items that are in the old grid which aren't in the new grid, meaning they
+     * need to be added to the new grid.
+     *
+     * @return a list of DbEntry's which we need to add.
+     */
+    private List<DbEntry> getItemsToBeAdded(
+            @NonNull final List<DbEntry> src,
+            @NonNull final List<DbEntry> dest) {
+        Map<DbEntry, Integer> entryCountDiff =
+                calcDiff(src, dest);
+        List<DbEntry> toBeAdded = new ArrayList<>();
+        src.forEach(entry -> {
+            if (entryCountDiff.get(entry) > 0) {
+                toBeAdded.add(entry);
+                entryCountDiff.put(entry, entryCountDiff.get(entry) - 1);
+            }
+        });
+        return toBeAdded;
+    }
+
+    /**
+     * Finds all the items that are in the new grid which aren't in the old grid, meaning they
+     * need to be removed from the new grid.
+     *
+     * @return an IntArray of item id's which we need to remove.
+     */
+    private IntArray getItemsToBeRemoved(
+            @NonNull final List<DbEntry> src,
+            @NonNull final List<DbEntry> dest) {
+        Map<DbEntry, Integer> entryCountDiff =
+                calcDiff(src, dest);
+        IntArray toBeRemoved = new IntArray();
+        dest.forEach(entry -> {
+            if (entryCountDiff.get(entry) < 0) {
+                toBeRemoved.add(entry.id);
+                if (entry.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
+                    entry.mFolderItems.values().forEach(ids -> ids.forEach(toBeRemoved::add));
+                }
+                entryCountDiff.put(entry, entryCountDiff.get(entry) + 1);
+            }
+        });
+        return toBeRemoved;
+    }
+
+    /**
+     * Calculates the difference between the old and new grid items in terms of how many of each
+     * item there are. E.g. if the old grid had 2 Calculator icons but the new grid has 0, then the
+     * difference there would be 2. While if the old grid has 0 Calculator icons and the
+     * new grid has 1, then the difference would be -1.
+     *
+     * @return a Map with each DbEntry as a key and the count of said entry as the value.
+     */
+    private Map<DbEntry, Integer> calcDiff(
+            @NonNull final List<DbEntry> src,
+            @NonNull final List<DbEntry> dest) {
+        Map<DbEntry, Integer> entryCountDiff = new HashMap<>();
+        src.forEach(entry ->
+                entryCountDiff.put(entry, entryCountDiff.getOrDefault(entry, 0) + 1));
+        dest.forEach(entry ->
+                entryCountDiff.put(entry, entryCountDiff.getOrDefault(entry, 0) - 1));
+        return entryCountDiff;
+    }
+
+    private List<DbEntry> solveHotseatPlacement(final int hotseatSize,
+            @NonNull final List<DbEntry> placedHotseatItems,
+            @NonNull final List<DbEntry> itemsToPlace) {
+        List<DbEntry> placementSolution = new ArrayList<>();
+        List<DbEntry> remainingItemsToPlace =
+                new ArrayList<>(itemsToPlace);
+        final boolean[] occupied = new boolean[hotseatSize];
+        for (DbEntry entry : placedHotseatItems) {
+            occupied[entry.screenId] = true;
+        }
+
+        for (int i = 0; i < occupied.length; i++) {
+            if (!occupied[i] && !remainingItemsToPlace.isEmpty()) {
+                DbEntry entry = remainingItemsToPlace.remove(0);
+                entry.screenId = i;
+                // These values does not affect the item position, but we should set them
+                // to something other than -1.
+                entry.cellX = i;
+                entry.cellY = 0;
+
+                placementSolution.add(entry);
+                occupied[entry.screenId] = true;
+            }
+        }
+        return placementSolution;
+    }
+
+    private WorkspaceItemsToPlace solveGridPlacement(
+            Context context,
+            final int screenId, final int trgX, final int trgY,
+            @NonNull final List<DbEntry> sortedItemsToPlace,
+            List<DbEntry> existedEntries) {
+        WorkspaceItemsToPlace itemsToPlace = new WorkspaceItemsToPlace(sortedItemsToPlace);
+        final GridOccupancy occupied = new GridOccupancy(trgX, trgY);
+        final Point trg = new Point(trgX, trgY);
+        final Point next = new Point(0, screenId == 0
+                && (FeatureFlags.QSB_ON_FIRST_SCREEN
+                && (!enableSmartspaceRemovalToggle() || LauncherPrefs.getPrefs(context)
+                .getBoolean(SMARTSPACE_ON_HOME_SCREEN, true))
+                && !SHOULD_SHOW_FIRST_PAGE_WIDGET)
+                ? 1 /* smartspace */ : 0);
+        if (existedEntries != null) {
+            for (DbEntry entry : existedEntries) {
+                occupied.markCells(entry, true);
+            }
+        }
+        Iterator<DbEntry> iterator =
+                itemsToPlace.mRemainingItemsToPlace.iterator();
+        while (iterator.hasNext()) {
+            final DbEntry entry = iterator.next();
+            if (entry.minSpanX > trgX || entry.minSpanY > trgY) {
+                iterator.remove();
+                continue;
+            }
+            CellAndSpan placement = findPlacementForEntry(
+                    entry, next.x, next.y, trg, occupied);
+            if (placement != null) {
+                entry.screenId = screenId;
+                entry.cellX = placement.cellX;
+                entry.cellY = placement.cellY;
+                entry.spanX = placement.spanX;
+                entry.spanY = placement.spanY;
+                occupied.markCells(entry, true);
+                next.set(entry.cellX + entry.spanX, entry.cellY);
+                itemsToPlace.mPlacementSolution.add(entry);
+                iterator.remove();
+            }
+        }
+        return itemsToPlace;
+    }
+
+    /**
+     * Search for the next possible placement of an item. (mNextStartX, mNextStartY) serves as
+     * a memoization of last placement, we can start our search for next placement from there
+     * to speed up the search.
+     *
+     * @return NewEntryPlacement object if we found a valid placement, null if we didn't.
+     */
+    private CellAndSpan findPlacementForEntry(
+            @NonNull final DbEntry entry,
+            int startPosX, int startPosY, @NonNull final Point trg,
+            @NonNull final GridOccupancy occupied) {
+        for (int y = startPosY; y <  trg.y; y++) {
+            for (int x = startPosX; x < trg.x; x++) {
+                boolean minFits = occupied.isRegionVacant(x, y, entry.minSpanX, entry.minSpanY);
+                if (minFits) {
+                    return (new CellAndSpan(x, y, entry.minSpanX, entry.minSpanY));
+                }
+            }
+            startPosX = 0;
+        }
+        return null;
+    }
+
+    private static class WorkspaceItemsToPlace {
+        List<DbEntry> mRemainingItemsToPlace;
+        List<DbEntry> mPlacementSolution;
+
+        WorkspaceItemsToPlace(List<DbEntry> sortedItemsToPlace) {
+            mRemainingItemsToPlace = new ArrayList<>(sortedItemsToPlace);
+            mPlacementSolution = new ArrayList<>();
+        }
+
+    }
+}
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 09d1146..06d8b59 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -287,11 +287,6 @@
             }
             logASplit("loadAllApps");
 
-            if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                mModelDelegate.loadAndBindAllAppsItems(mUserManagerState,
-                        mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-                logASplit("allAppsDelegateItems");
-            }
             verifyNotStopped();
             mLauncherBinder.bindAllApps();
             logASplit("bindAllApps");
@@ -356,12 +351,6 @@
                 prefs.putSync(SHOULD_SHOW_SMARTSPACE.to(true));
             }
 
-            if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                mModelDelegate.loadAndBindOtherItems(mLauncherBinder.mCallbacksList);
-                logASplit("otherDelegateItems");
-                verifyNotStopped();
-            }
-
             updateHandler.updateIcons(allWidgetsList,
                     CachedObjectCachingLogic.INSTANCE,
                     mApp.getModel()::onWidgetLabelsUpdated);
@@ -413,13 +402,6 @@
         }
         logASplit("loadWorkspace");
 
-        if (FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-            verifyNotStopped();
-            mModelDelegate.loadAndBindWorkspaceItems(mUserManagerState,
-                    mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-            mModelDelegate.markActive();
-            logASplit("workspaceDelegateItems");
-        }
         mBgDataModel.isFirstPagePinnedItemEnabled = FeatureFlags.QSB_ON_FIRST_SCREEN
                 && (!enableSmartspaceRemovalToggle() || LauncherPrefs.getPrefs(
                 mApp.getContext()).getBoolean(SMARTSPACE_ON_HOME_SCREEN, true));
@@ -435,7 +417,15 @@
         final WidgetInflater widgetInflater = new WidgetInflater(context);
 
         ModelDbController dbController = mApp.getModel().getModelDbController();
-        dbController.tryMigrateDB(restoreEventLogger);
+        if (Flags.gridMigrationRefactor()) {
+            try {
+                dbController.attemptMigrateDb(restoreEventLogger);
+            } catch (Exception e) {
+                FileLog.e(TAG, "Failed to migrate grid", e);
+            }
+        } else {
+            dbController.tryMigrateDB(restoreEventLogger);
+        }
         Log.d(TAG, "loadWorkspace: loading default favorites");
         dbController.loadDefaultFavoritesIfNecessary();
 
@@ -482,14 +472,12 @@
                 IOUtils.closeSilently(c);
             }
 
-            if (!FeatureFlags.CHANGE_MODEL_DELEGATE_LOADING_ORDER.get()) {
-                mModelDelegate.loadAndBindWorkspaceItems(mUserManagerState,
-                        mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-                mModelDelegate.loadAndBindAllAppsItems(mUserManagerState,
-                        mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
-                mModelDelegate.loadAndBindOtherItems(mLauncherBinder.mCallbacksList);
-                mModelDelegate.markActive();
-            }
+            mModelDelegate.loadAndBindWorkspaceItems(mUserManagerState,
+                    mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
+            mModelDelegate.loadAndBindAllAppsItems(mUserManagerState,
+                    mLauncherBinder.mCallbacksList, mShortcutKeyToPinnedShortcuts);
+            mModelDelegate.loadAndBindOtherItems(mLauncherBinder.mCallbacksList);
+            mModelDelegate.markActive();
 
             // Break early if we've stopped loading
             if (mStopped) {
diff --git a/src/com/android/launcher3/model/ModelDbController.java b/src/com/android/launcher3/model/ModelDbController.java
index 5d66d16..8c3e860 100644
--- a/src/com/android/launcher3/model/ModelDbController.java
+++ b/src/com/android/launcher3/model/ModelDbController.java
@@ -20,15 +20,16 @@
 import static android.util.Base64.NO_WRAP;
 
 import static com.android.launcher3.DefaultLayoutParser.RES_PARTNER_DEFAULT_LAYOUT;
+import static com.android.launcher3.LauncherPrefs.NO_DB_FILES_RESTORED;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APP_PAIR;
 import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
 import static com.android.launcher3.LauncherSettings.Favorites.addTableToDb;
 import static com.android.launcher3.LauncherSettings.Settings.BLOB_KEY_PREFIX;
-import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_PROVIDER_KEY;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_LABEL;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_TAG;
+import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_PROVIDER_KEY;
 import static com.android.launcher3.provider.LauncherDbUtils.tableExists;
 
 import android.app.blob.BlobHandle;
@@ -97,6 +98,7 @@
 
     private static final String EMPTY_DATABASE_CREATED = "EMPTY_DATABASE_CREATED";
     public static final String EXTRA_DB_NAME = "db_name";
+    public static final String DATA_TYPE_DB_FILE = "database_file";
 
     protected DatabaseHelper mOpenHelper;
 
@@ -289,13 +291,115 @@
 
 
     /**
+     * Resets the launcher DB if we should reset it.
+     */
+    public void resetLauncherDb(@Nullable LauncherRestoreEventLogger restoreEventLogger) {
+        if (restoreEventLogger != null) {
+            sendMetricsForFailedMigration(restoreEventLogger, getDb());
+        }
+        FileLog.d(TAG, "Migration failed: resetting launcher database");
+        createEmptyDB();
+        LauncherPrefs.get(mContext).putSync(
+                getEmptyDbCreatedKey(mOpenHelper.getDatabaseName()).to(true));
+
+        // Write the grid state to avoid another migration
+        new DeviceGridState(LauncherAppState.getIDP(mContext)).writeToPrefs(mContext);
+    }
+
+    /**
+     * Determines if we should reset the DB.
+     */
+    private boolean shouldResetDb() {
+        if (isThereExistingDb()) {
+            return true;
+        }
+        if (!isGridMigrationNecessary()) {
+            return false;
+        }
+        if (isCurrentDbSameAsTarget()) {
+            return true;
+        }
+        return false;
+    }
+
+    private boolean isThereExistingDb() {
+        if (LauncherPrefs.get(mContext).get(getEmptyDbCreatedKey())) {
+            // If we already have a new DB, ignore migration
+            FileLog.d(TAG, "migrateGridIfNeeded: new DB already created, skipping migration");
+            return true;
+        }
+        return false;
+    }
+
+    private boolean isGridMigrationNecessary() {
+        InvariantDeviceProfile idp = LauncherAppState.getIDP(mContext);
+        if (GridSizeMigrationDBController.needsToMigrate(mContext, idp)) {
+            return true;
+        }
+        FileLog.d(TAG, "migrateGridIfNeeded: no grid migration needed");
+        return false;
+    }
+
+    private boolean isCurrentDbSameAsTarget() {
+        InvariantDeviceProfile idp = LauncherAppState.getIDP(mContext);
+        String targetDbName = new DeviceGridState(idp).getDbFile();
+        if (TextUtils.equals(targetDbName, mOpenHelper.getDatabaseName())) {
+            FileLog.e(TAG, "migrateGridIfNeeded: target db is same as current: " + targetDbName);
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Migrates the DB. If the migration failed, it clears the DB.
+     */
+    public void attemptMigrateDb(LauncherRestoreEventLogger restoreEventLogger) throws Exception {
+        createDbIfNotExists();
+
+        if (shouldResetDb()) {
+            resetLauncherDb(restoreEventLogger);
+            return;
+        }
+
+        InvariantDeviceProfile idp = LauncherAppState.getIDP(mContext);
+        DatabaseHelper oldHelper = mOpenHelper;
+        mOpenHelper = (mContext instanceof SandboxContext) ? oldHelper
+                : createDatabaseHelper(true /* forMigration */);
+        try {
+            // This is the current grid we have, given by the mContext
+            DeviceGridState srcDeviceState = new DeviceGridState(mContext);
+            // This is the state we want to migrate to that is given by the idp
+            DeviceGridState destDeviceState = new DeviceGridState(idp);
+
+            GridSizeMigrationLogic gridSizeMigrationLogic = new GridSizeMigrationLogic();
+            gridSizeMigrationLogic.migrateGrid(mContext, srcDeviceState, destDeviceState,
+                    mOpenHelper, oldHelper.getWritableDatabase());
+        } catch (Exception e) {
+            resetLauncherDb(restoreEventLogger);
+            throw new Exception("Failed to migrate grid", e);
+        } finally {
+            if (mOpenHelper != oldHelper) {
+                oldHelper.close();
+            }
+        }
+    }
+
+    /**
      * Migrates the DB if needed. If the migration failed, it clears the DB.
      */
     public void tryMigrateDB(@Nullable LauncherRestoreEventLogger restoreEventLogger) {
 
         if (!migrateGridIfNeeded()) {
             if (restoreEventLogger != null) {
-                sendMetricsForFailedMigration(restoreEventLogger, getDb());
+                if (LauncherPrefs.get(mContext).get(NO_DB_FILES_RESTORED)) {
+                    restoreEventLogger.logLauncherItemsRestoreFailed(DATA_TYPE_DB_FILE, 1,
+                            RestoreError.DATABASE_FILE_NOT_RESTORED);
+                    LauncherPrefs.get(mContext).put(NO_DB_FILES_RESTORED, false);
+                    FileLog.d(TAG, "There is no data to migrate: resetting launcher database");
+                } else {
+                    restoreEventLogger.logLauncherItemsRestored(DATA_TYPE_DB_FILE, 1);
+                    sendMetricsForFailedMigration(restoreEventLogger, getDb());
+                }
             }
             FileLog.d(TAG, "Migration failed: resetting launcher database");
             createEmptyDB();
@@ -304,6 +408,8 @@
 
             // Write the grid state to avoid another migration
             new DeviceGridState(LauncherAppState.getIDP(mContext)).writeToPrefs(mContext);
+        } else if (restoreEventLogger != null) {
+            restoreEventLogger.logLauncherItemsRestored(DATA_TYPE_DB_FILE, 1);
         }
     }
 
@@ -317,17 +423,17 @@
         createDbIfNotExists();
         if (LauncherPrefs.get(mContext).get(getEmptyDbCreatedKey())) {
             // If we have already create a new DB, ignore migration
-            Log.d(TAG, "migrateGridIfNeeded: new DB already created, skipping migration");
+            FileLog.d(TAG, "migrateGridIfNeeded: new DB already created, skipping migration");
             return false;
         }
         InvariantDeviceProfile idp = LauncherAppState.getIDP(mContext);
-        if (!GridSizeMigrationUtil.needsToMigrate(mContext, idp)) {
-            Log.d(TAG, "migrateGridIfNeeded: no grid migration needed");
+        if (!GridSizeMigrationDBController.needsToMigrate(mContext, idp)) {
+            FileLog.d(TAG, "migrateGridIfNeeded: no grid migration needed");
             return true;
         }
         String targetDbName = new DeviceGridState(idp).getDbFile();
         if (TextUtils.equals(targetDbName, mOpenHelper.getDatabaseName())) {
-            Log.e(TAG, "migrateGridIfNeeded: target db is same as current: " + targetDbName);
+            FileLog.e(TAG, "migrateGridIfNeeded: target db is same as current: " + targetDbName);
             return false;
         }
         DatabaseHelper oldHelper = mOpenHelper;
@@ -338,7 +444,7 @@
             DeviceGridState srcDeviceState = new DeviceGridState(mContext);
             // This is the state we want to migrate to that is given by the idp
             DeviceGridState destDeviceState = new DeviceGridState(idp);
-            return GridSizeMigrationUtil.migrateGridIfNeeded(mContext, srcDeviceState,
+            return GridSizeMigrationDBController.migrateGridIfNeeded(mContext, srcDeviceState,
                     destDeviceState, mOpenHelper, oldHelper.getWritableDatabase());
         } catch (Exception e) {
             FileLog.e(TAG, "Failed to migrate grid", e);
diff --git a/src/com/android/launcher3/provider/LauncherDbUtils.java b/src/com/android/launcher3/provider/LauncherDbUtils.java
deleted file mode 100644
index 3ae643e..0000000
--- a/src/com/android/launcher3/provider/LauncherDbUtils.java
+++ /dev/null
@@ -1,210 +0,0 @@
-/*
- * Copyright (C) 2016 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.provider;
-
-import static com.android.launcher3.LauncherSettings.Favorites.getColumns;
-import static com.android.launcher3.icons.IconCache.EXTRA_SHORTCUT_BADGE_OVERRIDE_PACKAGE;
-
-import android.content.ContentValues;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.ResolveInfo;
-import android.content.pm.ShortcutInfo;
-import android.database.Cursor;
-import android.database.sqlite.SQLiteDatabase;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.drawable.Icon;
-import android.os.PersistableBundle;
-import android.os.Process;
-import android.os.UserManager;
-import android.text.TextUtils;
-
-import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.Utilities;
-import com.android.launcher3.model.LoaderCursor;
-import com.android.launcher3.model.UserManagerState;
-import com.android.launcher3.pm.PinRequestHelper;
-import com.android.launcher3.pm.UserCache;
-import com.android.launcher3.shortcuts.ShortcutKey;
-import com.android.launcher3.util.IntArray;
-import com.android.launcher3.util.IntSet;
-import com.android.launcher3.util.PackageManagerHelper;
-
-/**
- * A set of utility methods for Launcher DB used for DB updates and migration.
- */
-public class LauncherDbUtils {
-    /**
-     * Returns a string which can be used as a where clause for DB query to match the given itemId
-     */
-    public static String itemIdMatch(int itemId) {
-        return "_id=" + itemId;
-    }
-
-    public static IntArray queryIntArray(boolean distinct, SQLiteDatabase db, String tableName,
-            String columnName, String selection, String groupBy, String orderBy) {
-        IntArray out = new IntArray();
-        try (Cursor c = db.query(distinct, tableName, new String[] { columnName }, selection, null,
-                groupBy, null, orderBy, null)) {
-            while (c.moveToNext()) {
-                out.add(c.getInt(0));
-            }
-        }
-        return out;
-    }
-
-    public static boolean tableExists(SQLiteDatabase db, String tableName) {
-        try (Cursor c = db.query(true, "sqlite_master", new String[] {"tbl_name"},
-                "tbl_name = ?", new String[] {tableName},
-                null, null, null, null, null)) {
-            return c.getCount() > 0;
-        }
-    }
-
-    public static void dropTable(SQLiteDatabase db, String tableName) {
-        db.execSQL("DROP TABLE IF EXISTS " + tableName);
-    }
-
-    /** Copy fromTable in fromDb to toTable in toDb. */
-    public static void copyTable(SQLiteDatabase fromDb, String fromTable, SQLiteDatabase toDb,
-            String toTable, Context context) {
-        long userSerial = UserCache.INSTANCE.get(context).getSerialNumberForUser(
-                Process.myUserHandle());
-        dropTable(toDb, toTable);
-        Favorites.addTableToDb(toDb, userSerial, false, toTable);
-        if (fromDb != toDb) {
-            toDb.execSQL("ATTACH DATABASE '" + fromDb.getPath() + "' AS from_db");
-            toDb.execSQL(
-                    "INSERT INTO " + toTable + " SELECT " + getColumns(userSerial)
-                        + " FROM from_db." + fromTable);
-            toDb.execSQL("DETACH DATABASE 'from_db'");
-        } else {
-            toDb.execSQL("INSERT INTO " + toTable + " SELECT " + getColumns(userSerial) + " FROM "
-                    + fromTable);
-        }
-    }
-
-    /**
-     * Migrates the legacy shortcuts to deep shortcuts pinned under Launcher.
-     * Removes any invalid shortcut or any shortcut which requires some permission to launch
-     */
-    public static void migrateLegacyShortcuts(Context context, SQLiteDatabase db) {
-        Cursor c = db.query(
-                Favorites.TABLE_NAME, null, "itemType = 1", null, null, null, null);
-        UserManagerState ums = new UserManagerState();
-        PackageManagerHelper pmHelper = PackageManagerHelper.INSTANCE.get(context);
-        ums.init(UserCache.INSTANCE.get(context),
-                context.getSystemService(UserManager.class));
-        LoaderCursor lc = new LoaderCursor(c, LauncherAppState.getInstance(context), ums, pmHelper,
-                null);
-        IntSet deletedShortcuts = new IntSet();
-
-        while (lc.moveToNext()) {
-            if (lc.user != Process.myUserHandle()) {
-                deletedShortcuts.add(lc.id);
-                continue;
-            }
-            Intent intent = lc.parseIntent();
-            if (intent == null) {
-                deletedShortcuts.add(lc.id);
-                continue;
-            }
-            if (TextUtils.isEmpty(lc.getTitle())) {
-                deletedShortcuts.add(lc.id);
-                continue;
-            }
-
-            // Make sure the target intent can be launched without any permissions. Otherwise remove
-            // the shortcut
-            ResolveInfo ri = context.getPackageManager().resolveActivity(intent, 0);
-            if (ri == null || !TextUtils.isEmpty(ri.activityInfo.permission)) {
-                deletedShortcuts.add(lc.id);
-                continue;
-            }
-            PersistableBundle extras = new PersistableBundle();
-            extras.putString(EXTRA_SHORTCUT_BADGE_OVERRIDE_PACKAGE, ri.activityInfo.packageName);
-            ShortcutInfo.Builder infoBuilder = new ShortcutInfo.Builder(
-                    context, "migrated_shortcut-" + lc.id)
-                    .setIntent(intent)
-                    .setExtras(extras)
-                    .setShortLabel(lc.getTitle());
-
-            Bitmap bitmap = null;
-            byte[] iconData = lc.getIconBlob();
-            if (iconData != null) {
-                bitmap = BitmapFactory.decodeByteArray(iconData, 0, iconData.length);
-            }
-            if (bitmap != null) {
-                infoBuilder.setIcon(Icon.createWithBitmap(bitmap));
-            }
-
-            ShortcutInfo info = infoBuilder.build();
-            try {
-                if (!PinRequestHelper.createRequestForShortcut(context, info).accept()) {
-                    deletedShortcuts.add(lc.id);
-                    continue;
-                }
-            } catch (Exception e) {
-                deletedShortcuts.add(lc.id);
-                continue;
-            }
-            ContentValues update = new ContentValues();
-            update.put(Favorites.ITEM_TYPE, Favorites.ITEM_TYPE_DEEP_SHORTCUT);
-            update.put(Favorites.INTENT,
-                    ShortcutKey.makeIntent(info.getId(), context.getPackageName()).toUri(0));
-            db.update(Favorites.TABLE_NAME, update, "_id = ?",
-                    new String[] {Integer.toString(lc.id)});
-        }
-        lc.close();
-        if (!deletedShortcuts.isEmpty()) {
-            db.delete(Favorites.TABLE_NAME,
-                    Utilities.createDbSelectionQuery(Favorites._ID, deletedShortcuts.getArray()),
-                    null);
-        }
-
-        // Drop the unused columns
-        db.execSQL("ALTER TABLE " + Favorites.TABLE_NAME + " DROP COLUMN iconPackage;");
-        db.execSQL("ALTER TABLE " + Favorites.TABLE_NAME + " DROP COLUMN iconResource;");
-    }
-
-    /**
-     * Utility class to simplify managing sqlite transactions
-     */
-    public static class SQLiteTransaction implements AutoCloseable {
-        private final SQLiteDatabase mDb;
-
-        public SQLiteTransaction(SQLiteDatabase db) {
-            mDb = db;
-            db.beginTransaction();
-        }
-
-        public void commit() {
-            mDb.setTransactionSuccessful();
-        }
-
-        @Override
-        public void close() {
-            mDb.endTransaction();
-        }
-
-        public SQLiteDatabase getDb() {
-            return mDb;
-        }
-    }
-}
diff --git a/src/com/android/launcher3/provider/LauncherDbUtils.kt b/src/com/android/launcher3/provider/LauncherDbUtils.kt
new file mode 100644
index 0000000..3c68e46
--- /dev/null
+++ b/src/com/android/launcher3/provider/LauncherDbUtils.kt
@@ -0,0 +1,261 @@
+/*
+ * Copyright (C) 2016 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.provider
+
+import android.content.ContentValues
+import android.content.Context
+import android.content.pm.ShortcutInfo
+import android.database.sqlite.SQLiteDatabase
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.graphics.drawable.Icon
+import android.os.PersistableBundle
+import android.os.Process
+import android.os.UserManager
+import android.text.TextUtils
+import com.android.launcher3.LauncherAppState
+import com.android.launcher3.LauncherSettings
+import com.android.launcher3.Utilities
+import com.android.launcher3.icons.IconCache
+import com.android.launcher3.model.LoaderCursor
+import com.android.launcher3.model.UserManagerState
+import com.android.launcher3.pm.PinRequestHelper
+import com.android.launcher3.pm.UserCache
+import com.android.launcher3.shortcuts.ShortcutKey
+import com.android.launcher3.util.IntArray
+import com.android.launcher3.util.IntSet
+import com.android.launcher3.util.PackageManagerHelper
+
+/** A set of utility methods for Launcher DB used for DB updates and migration. */
+object LauncherDbUtils {
+    /**
+     * Returns a string which can be used as a where clause for DB query to match the given itemId
+     */
+    @JvmStatic fun itemIdMatch(itemId: Int): String = "_id=$itemId"
+
+    @JvmStatic
+    fun queryIntArray(
+        distinct: Boolean,
+        db: SQLiteDatabase,
+        tableName: String,
+        columnName: String,
+        selection: String?,
+        groupBy: String?,
+        orderBy: String?,
+    ): IntArray {
+        val out = IntArray()
+        db.query(
+                distinct,
+                tableName,
+                arrayOf(columnName),
+                selection,
+                null,
+                groupBy,
+                null,
+                orderBy,
+                null,
+            )
+            .use { c ->
+                while (c.moveToNext()) {
+                    out.add(c.getInt(0))
+                }
+            }
+        return out
+    }
+
+    @JvmStatic
+    fun tableExists(db: SQLiteDatabase, tableName: String): Boolean =
+        db.query(
+                /* distinct = */ true,
+                /* table = */ "sqlite_master",
+                /* columns = */ arrayOf("tbl_name"),
+                /* selection = */ "tbl_name = ?",
+                /* selectionArgs = */ arrayOf(tableName),
+                /* groupBy = */ null,
+                /* having = */ null,
+                /* orderBy = */ null,
+                /* limit = */ null,
+                /* cancellationSignal = */ null,
+            )
+            .use { c ->
+                return c.count > 0
+            }
+
+    @JvmStatic
+    fun dropTable(db: SQLiteDatabase, tableName: String) =
+        db.execSQL("DROP TABLE IF EXISTS $tableName")
+
+    /** Copy fromTable in fromDb to toTable in toDb. */
+    @JvmStatic
+    fun copyTable(
+        fromDb: SQLiteDatabase,
+        fromTable: String,
+        toDb: SQLiteDatabase,
+        toTable: String,
+        context: Context,
+    ) {
+        val userSerial = UserCache.INSTANCE[context].getSerialNumberForUser(Process.myUserHandle())
+        dropTable(toDb, toTable)
+        LauncherSettings.Favorites.addTableToDb(toDb, userSerial, false, toTable)
+        if (fromDb != toDb) {
+            toDb.run {
+                execSQL("ATTACH DATABASE '${fromDb.path}' AS from_db")
+                execSQL(
+                    "INSERT INTO $toTable SELECT ${LauncherSettings.Favorites.getColumns(userSerial)} FROM from_db.$fromTable"
+                )
+                execSQL("DETACH DATABASE 'from_db'")
+            }
+        } else {
+            toDb.run {
+                execSQL(
+                    "INSERT INTO $toTable SELECT ${
+                        LauncherSettings.Favorites.getColumns(
+                            userSerial
+                        )
+                    } FROM $fromTable"
+                )
+            }
+        }
+    }
+
+    /**
+     * Migrates the legacy shortcuts to deep shortcuts pinned under Launcher. Removes any invalid
+     * shortcut or any shortcut which requires some permission to launch
+     */
+    @JvmStatic
+    fun migrateLegacyShortcuts(context: Context, db: SQLiteDatabase) {
+        val c =
+            db.query(
+                LauncherSettings.Favorites.TABLE_NAME,
+                null,
+                "itemType = 1",
+                null,
+                null,
+                null,
+                null,
+            )
+        val pmHelper = PackageManagerHelper.INSTANCE[context]
+        val ums = UserManagerState()
+        ums.run {
+            init(UserCache.INSTANCE[context], context.getSystemService(UserManager::class.java))
+        }
+        val lc = LoaderCursor(c, LauncherAppState.getInstance(context), ums, pmHelper, null)
+        val deletedShortcuts = IntSet()
+
+        while (lc.moveToNext()) {
+            if (lc.user !== Process.myUserHandle()) {
+                deletedShortcuts.add(lc.id)
+                continue
+            }
+            val intent = lc.parseIntent()
+            if (intent == null) {
+                deletedShortcuts.add(lc.id)
+                continue
+            }
+            if (TextUtils.isEmpty(lc.title)) {
+                deletedShortcuts.add(lc.id)
+                continue
+            }
+
+            // Make sure the target intent can be launched without any permissions. Otherwise remove
+            // the shortcut
+            val ri = context.packageManager.resolveActivity(intent, 0)
+            if (ri == null || !TextUtils.isEmpty(ri.activityInfo.permission)) {
+                deletedShortcuts.add(lc.id)
+                continue
+            }
+            val extras =
+                PersistableBundle().apply {
+                    putString(
+                        IconCache.EXTRA_SHORTCUT_BADGE_OVERRIDE_PACKAGE,
+                        ri.activityInfo.packageName,
+                    )
+                }
+            val infoBuilder =
+                ShortcutInfo.Builder(context, "migrated_shortcut-${lc.id}")
+                    .setIntent(intent)
+                    .setExtras(extras)
+                    .setShortLabel(lc.title)
+
+            var bitmap: Bitmap? = null
+            val iconData = lc.iconBlob
+            if (iconData != null) {
+                bitmap = BitmapFactory.decodeByteArray(iconData, 0, iconData.size)
+            }
+            if (bitmap != null) {
+                infoBuilder.setIcon(Icon.createWithBitmap(bitmap))
+            }
+
+            val info = infoBuilder.build()
+            try {
+                if (!PinRequestHelper.createRequestForShortcut(context, info).accept()) {
+                    deletedShortcuts.add(lc.id)
+                    continue
+                }
+            } catch (e: Exception) {
+                deletedShortcuts.add(lc.id)
+                continue
+            }
+            val update =
+                ContentValues().apply {
+                    put(
+                        LauncherSettings.Favorites.ITEM_TYPE,
+                        LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT,
+                    )
+                    put(
+                        LauncherSettings.Favorites.INTENT,
+                        ShortcutKey.makeIntent(info.id, context.packageName).toUri(0),
+                    )
+                }
+            db.update(
+                LauncherSettings.Favorites.TABLE_NAME,
+                update,
+                "_id = ?",
+                arrayOf(lc.id.toString()),
+            )
+        }
+        lc.close()
+        if (deletedShortcuts.isEmpty.not()) {
+            db.delete(
+                /* table = */ LauncherSettings.Favorites.TABLE_NAME,
+                /* whereClause = */ Utilities.createDbSelectionQuery(
+                    LauncherSettings.Favorites._ID,
+                    deletedShortcuts.array,
+                ),
+                /* whereArgs = */ null,
+            )
+        }
+
+        // Drop the unused columns
+        db.run {
+            execSQL("ALTER TABLE ${LauncherSettings.Favorites.TABLE_NAME} DROP COLUMN iconPackage;")
+            execSQL(
+                "ALTER TABLE ${LauncherSettings.Favorites.TABLE_NAME} DROP COLUMN iconResource;"
+            )
+        }
+    }
+
+    /** Utility class to simplify managing sqlite transactions */
+    class SQLiteTransaction(val db: SQLiteDatabase) : AutoCloseable {
+        init {
+            db.beginTransaction()
+        }
+
+        fun commit() = db.setTransactionSuccessful()
+
+        override fun close() = db.endTransaction()
+    }
+}
diff --git a/src/com/android/launcher3/statemanager/StatefulActivity.java b/src/com/android/launcher3/statemanager/StatefulActivity.java
index 54b2eae..079191f 100644
--- a/src/com/android/launcher3/statemanager/StatefulActivity.java
+++ b/src/com/android/launcher3/statemanager/StatefulActivity.java
@@ -24,6 +24,7 @@
 import android.content.res.Configuration;
 import android.os.Bundle;
 import android.os.Handler;
+import android.os.Trace;
 import android.view.LayoutInflater;
 import android.view.View;
 
@@ -176,8 +177,10 @@
 
     @Override
     public void onConfigurationChanged(Configuration newConfig) {
+        Trace.beginSection("statefulActivity#onConfigurationChanged");
         handleConfigurationChanged(newConfig);
         super.onConfigurationChanged(newConfig);
+        Trace.endSection();
     }
 
     /**
diff --git a/src/com/android/launcher3/util/ApiWrapper.java b/src/com/android/launcher3/util/ApiWrapper.java
index 21f91acd..467a7ec 100644
--- a/src/com/android/launcher3/util/ApiWrapper.java
+++ b/src/com/android/launcher3/util/ApiWrapper.java
@@ -17,7 +17,6 @@
 package com.android.launcher3.util;
 
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_HOME_ROLE;
-import static com.android.launcher3.util.MainThreadInitializedObject.forOverride;
 
 import android.app.ActivityOptions;
 import android.app.Person;
@@ -38,24 +37,30 @@
 
 import com.android.launcher3.BuildConfig;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppComponent;
+import com.android.launcher3.dagger.LauncherAppSingleton;
 
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 
+import javax.inject.Inject;
+
 /**
  * A wrapper for the hidden API calls
  */
-public class ApiWrapper implements ResourceBasedOverride, SafeCloseable {
+@LauncherAppSingleton
+public class ApiWrapper {
 
-    public static final MainThreadInitializedObject<ApiWrapper> INSTANCE =
-            forOverride(ApiWrapper.class, R.string.api_wrapper_class);
+    public static final DaggerSingletonObject<ApiWrapper> INSTANCE = new DaggerSingletonObject<>(
+            LauncherAppComponent::getApiWrapper);
 
     protected final Context mContext;
 
-    public ApiWrapper(Context context) {
+    @Inject
+    public ApiWrapper(@ApplicationContext Context context) {
         mContext = context;
     }
 
@@ -166,9 +171,6 @@
         return appInfo.sourceDir;
     }
 
-    @Override
-    public void close() { }
-
     private static class NoopDrawable extends ColorDrawable {
         @Override
         public int getIntrinsicHeight() {
diff --git a/src/com/android/launcher3/util/DisplayController.java b/src/com/android/launcher3/util/DisplayController.java
index 0b45118..26912eb 100644
--- a/src/com/android/launcher3/util/DisplayController.java
+++ b/src/com/android/launcher3/util/DisplayController.java
@@ -255,7 +255,9 @@
                 || config.fontScale != mInfo.fontScale
                 || !mInfo.mScreenSizeDp.equals(
                         new PortraitSize(config.screenHeightDp, config.screenWidthDp))
-                || mWindowContext.getDisplay().getRotation() != mInfo.rotation) {
+                || mWindowContext.getDisplay().getRotation() != mInfo.rotation
+                || WindowManagerProxy.INSTANCE.get(mContext).showLockedTaskbarOnHome(mWindowContext)
+                        != mInfo.showLockedTaskbarOnHome()) {
             notifyConfigChange();
         }
     }
diff --git a/src/com/android/launcher3/util/MainThreadInitializedObject.java b/src/com/android/launcher3/util/MainThreadInitializedObject.java
index 9a70298..356a551 100644
--- a/src/com/android/launcher3/util/MainThreadInitializedObject.java
+++ b/src/com/android/launcher3/util/MainThreadInitializedObject.java
@@ -150,7 +150,6 @@
 
         public SandboxContext(Context base) {
             attachBaseContext(base);
-            initDagger();
         }
 
         @Override
diff --git a/src/com/android/launcher3/util/PackageManagerHelper.java b/src/com/android/launcher3/util/PackageManagerHelper.java
index e51609a..4b60d98 100644
--- a/src/com/android/launcher3/util/PackageManagerHelper.java
+++ b/src/com/android/launcher3/util/PackageManagerHelper.java
@@ -42,6 +42,9 @@
 import com.android.launcher3.PendingAddItemInfo;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppSingleton;
+import com.android.launcher3.dagger.LauncherBaseAppComponent;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
@@ -51,16 +54,19 @@
 import java.util.List;
 import java.util.Objects;
 
+import javax.inject.Inject;
+
 /**
  * Utility methods using package manager
  */
-public class PackageManagerHelper implements SafeCloseable{
+@LauncherAppSingleton
+public class PackageManagerHelper {
 
     private static final String TAG = "PackageManagerHelper";
 
     @NonNull
-    public static final MainThreadInitializedObject<PackageManagerHelper> INSTANCE =
-            new MainThreadInitializedObject<>(PackageManagerHelper::new);
+    public static DaggerSingletonObject<PackageManagerHelper> INSTANCE =
+            new DaggerSingletonObject<>(LauncherBaseAppComponent::getPackageManagerHelper);
 
     @NonNull
     private final Context mContext;
@@ -73,17 +79,15 @@
 
     private final String[] mLegacyMultiInstanceSupportedApps;
 
-    public PackageManagerHelper(@NonNull final Context context) {
+    @Inject
+    public PackageManagerHelper(@ApplicationContext final Context context) {
         mContext = context;
         mPm = context.getPackageManager();
         mLauncherApps = Objects.requireNonNull(context.getSystemService(LauncherApps.class));
         mLegacyMultiInstanceSupportedApps = mContext.getResources().getStringArray(
-                R.array.config_appsSupportMultiInstancesSplit);
+                    R.array.config_appsSupportMultiInstancesSplit);
     }
 
-    @Override
-    public void close() { }
-
     /**
      * Returns the installing app package for the given package
      */
diff --git a/src/com/android/launcher3/widget/custom/CustomWidgetManager.java b/src/com/android/launcher3/widget/custom/CustomWidgetManager.java
index 9dddc18..20cce8f 100644
--- a/src/com/android/launcher3/widget/custom/CustomWidgetManager.java
+++ b/src/com/android/launcher3/widget/custom/CustomWidgetManager.java
@@ -39,8 +39,8 @@
 import com.android.launcher3.dagger.LauncherBaseAppComponent;
 import com.android.launcher3.util.DaggerSingletonObject;
 import com.android.launcher3.util.DaggerSingletonTracker;
-import com.android.launcher3.util.PackageUserKey;
 import com.android.launcher3.util.PluginManagerWrapper;
+import com.android.launcher3.util.SafeCloseable;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.systemui.plugins.CustomWidgetPlugin;
@@ -51,7 +51,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.function.Consumer;
+import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.stream.Stream;
 
 import javax.inject.Inject;
@@ -70,7 +70,7 @@
     private final Context mContext;
     private final HashMap<ComponentName, CustomWidgetPlugin> mPlugins;
     private final List<CustomAppWidgetProviderInfo> mCustomWidgets;
-    private Consumer<PackageUserKey> mWidgetRefreshCallback;
+    private final List<Runnable> mWidgetRefreshCallbacks = new CopyOnWriteArrayList<>();
     private final @NonNull AppWidgetManager mAppWidgetManager;
 
     @Inject
@@ -111,23 +111,20 @@
 
     @Override
     public void onPluginConnected(CustomWidgetPlugin plugin, Context context) {
-        List<AppWidgetProviderInfo> providers = mAppWidgetManager
-                .getInstalledProvidersForProfile(Process.myUserHandle());
-        if (providers.isEmpty()) return;
-        Parcel parcel = Parcel.obtain();
-        providers.get(0).writeToParcel(parcel, 0);
-        parcel.setDataPosition(0);
-        CustomAppWidgetProviderInfo info = newInfo(plugin, parcel);
-        parcel.recycle();
-        mPlugins.put(info.provider, plugin);
-        mCustomWidgets.add(info);
+        CustomAppWidgetProviderInfo info = getAndAddInfo(new ComponentName(
+                PLUGIN_PKG, CLS_CUSTOM_WIDGET_PREFIX + plugin.getClass().getName()));
+        if (info != null) {
+            plugin.updateWidgetInfo(info, mContext);
+            mPlugins.put(info.provider, plugin);
+            mWidgetRefreshCallbacks.forEach(MAIN_EXECUTOR::execute);
+        }
     }
 
     @Override
     public void onPluginDisconnected(CustomWidgetPlugin plugin) {
-        ComponentName cn = getWidgetProviderComponent(plugin);
-        mPlugins.remove(cn);
-        mCustomWidgets.removeIf(w -> w.getComponent().equals(cn));
+        // Leave the providerInfo as plugins can get disconnected/reconnected multiple times
+        mPlugins.values().remove(plugin);
+        mWidgetRefreshCallbacks.forEach(MAIN_EXECUTOR::execute);
     }
 
     @VisibleForTesting
@@ -138,9 +135,11 @@
 
     /**
      * Inject a callback function to refresh the widgets.
+     * @return a closeable to remove this callback
      */
-    public void setWidgetRefreshCallback(Consumer<PackageUserKey> cb) {
-        mWidgetRefreshCallback = cb;
+    public SafeCloseable addWidgetRefreshCallback(Runnable callback) {
+        mWidgetRefreshCallbacks.add(callback);
+        return () -> mWidgetRefreshCallbacks.remove(callback);
     }
 
     /**
@@ -149,8 +148,9 @@
     public void onViewCreated(LauncherAppWidgetHostView view) {
         CustomAppWidgetProviderInfo info = (CustomAppWidgetProviderInfo) view.getAppWidgetInfo();
         CustomWidgetPlugin plugin = mPlugins.get(info.provider);
-        if (plugin == null) return;
-        plugin.onViewCreated(view);
+        if (plugin != null) {
+            plugin.onViewCreated(view);
+        }
     }
 
     /**
@@ -166,14 +166,13 @@
      */
     @Nullable
     public LauncherAppWidgetProviderInfo getWidgetProvider(ComponentName cn) {
-        return mCustomWidgets.stream()
+        LauncherAppWidgetProviderInfo info = mCustomWidgets.stream()
                 .filter(w -> w.getComponent().equals(cn)).findAny().orElse(null);
-    }
-
-    private CustomAppWidgetProviderInfo newInfo(CustomWidgetPlugin plugin, Parcel parcel) {
-        CustomAppWidgetProviderInfo info = new CustomAppWidgetProviderInfo(parcel, false);
-        info.provider = getWidgetProviderComponent(plugin);
-        plugin.updateWidgetInfo(info, mContext);
+        if (info == null) {
+            // If the info is not present, add a placeholder info since the
+            // plugin might get loaded later
+            info = getAndAddInfo(cn);
+        }
         return info;
     }
 
@@ -184,8 +183,24 @@
         return CUSTOM_WIDGET_ID - mCustomWidgets.indexOf(getWidgetProvider(componentName));
     }
 
-    private ComponentName getWidgetProviderComponent(CustomWidgetPlugin plugin) {
-        return new ComponentName(
-                PLUGIN_PKG, CLS_CUSTOM_WIDGET_PREFIX + plugin.getClass().getName());
+    @Nullable
+    private CustomAppWidgetProviderInfo getAndAddInfo(ComponentName cn) {
+        for (CustomAppWidgetProviderInfo info : mCustomWidgets) {
+            if (info.provider.equals(cn)) return info;
+        }
+
+        List<AppWidgetProviderInfo> providers = mAppWidgetManager
+                .getInstalledProvidersForProfile(Process.myUserHandle());
+        if (providers.isEmpty()) return null;
+        Parcel parcel = Parcel.obtain();
+        providers.get(0).writeToParcel(parcel, 0);
+        parcel.setDataPosition(0);
+        CustomAppWidgetProviderInfo info = new CustomAppWidgetProviderInfo(parcel, false);
+        parcel.recycle();
+
+        info.provider = cn;
+        info.initialLayout = 0;
+        mCustomWidgets.add(info);
+        return info;
     }
 }
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index c8ad564..1860977 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -145,7 +145,9 @@
     protected DeviceProfile mDeviceProfile;
 
     protected TextView mNoWidgetsView;
-    protected StickyHeaderLayout mSearchScrollView;
+    protected LinearLayout mSearchScrollView;
+    // Reference to the mSearchScrollView when it is is a sticky header.
+    private @Nullable StickyHeaderLayout mStickyHeaderLayout;
     protected WidgetRecommendationsView mWidgetRecommendationsView;
     protected LinearLayout mWidgetRecommendationsContainer;
     protected View mTabBar;
@@ -220,7 +222,11 @@
 
     protected void setupViews() {
         mSearchScrollView = findViewById(R.id.search_and_recommendations_container);
-        mSearchScrollView.setCurrentRecyclerView(findViewById(R.id.primary_widgets_list_view));
+        if (mSearchScrollView instanceof StickyHeaderLayout) {
+            mStickyHeaderLayout = (StickyHeaderLayout) mSearchScrollView;
+            mStickyHeaderLayout.setCurrentRecyclerView(
+                    findViewById(R.id.primary_widgets_list_view));
+        }
         mNoWidgetsView = findViewById(R.id.no_widgets_text);
         mFastScroller = findViewById(R.id.fast_scroller);
         mFastScroller.setPopupView(findViewById(R.id.fast_scroller_popup));
@@ -284,7 +290,9 @@
             reset();
             resetExpandedHeaders();
             mCurrentWidgetsRecyclerView = recyclerView;
-            mSearchScrollView.setCurrentRecyclerView(recyclerView);
+            if (mStickyHeaderLayout != null) {
+                mStickyHeaderLayout.setCurrentRecyclerView(recyclerView);
+            }
         }
     }
 
@@ -313,7 +321,9 @@
             mAdapters.get(AdapterHolder.WORK).mWidgetsRecyclerView.scrollToTop();
         }
         mAdapters.get(AdapterHolder.SEARCH).mWidgetsRecyclerView.scrollToTop();
-        mSearchScrollView.reset(/* animate= */ true);
+        if (mStickyHeaderLayout != null) {
+            mStickyHeaderLayout.reset(/* animate= */ true);
+        }
     }
 
     @VisibleForTesting
@@ -1051,7 +1061,7 @@
         }
 
         private int getEmptySpaceHeight() {
-            return mSearchScrollView.getHeaderHeight();
+            return mStickyHeaderLayout != null ? mStickyHeaderLayout.getHeaderHeight() : 0;
         }
 
         void setup(WidgetsRecyclerView recyclerView) {
diff --git a/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java b/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
index 8dd1de4..3d3a669 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsListAdapter.java
@@ -396,15 +396,6 @@
         LinearLayoutManager layoutManager = (LinearLayoutManager) mRecyclerView.getLayoutManager();
         if (layoutManager == null) return;
 
-        if (position == mVisibleEntries.size() - 2
-                && mVisibleEntries.get(mVisibleEntries.size() - 1)
-                instanceof WidgetsListContentEntry) {
-            // If the selected header is in the last position and its content is showing, then
-            // scroll to the final position so the last list of widgets will show.
-            layoutManager.scrollToPosition(mVisibleEntries.size() - 1);
-            return;
-        }
-
         // Scroll to the header view's current offset, accounting for the recycler view's padding.
         // If the header view couldn't be found, then it will appear at the top of the list.
         layoutManager.scrollToPositionWithOffset(
diff --git a/tests/Android.bp b/tests/Android.bp
index 9667277..35a2275 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -148,6 +148,7 @@
     platform_apis: true,
     test_config: "Launcher3Tests.xml",
     data: [":Launcher3"],
+    plugins: ["dagger2-compiler"],
     test_suites: ["general-tests"],
 }
 
@@ -237,6 +238,7 @@
         "truth",
     ],
     instrumentation_for: "Launcher3",
+    plugins: ["dagger2-compiler"],
     upstream: true,
     strict_mode: false,
 }
diff --git a/tests/multivalentTests/src/com/android/launcher3/AutoInstallsLayoutTest.kt b/tests/multivalentTests/src/com/android/launcher3/AutoInstallsLayoutTest.kt
index b04bcca..f73a9d3 100644
--- a/tests/multivalentTests/src/com/android/launcher3/AutoInstallsLayoutTest.kt
+++ b/tests/multivalentTests/src/com/android/launcher3/AutoInstallsLayoutTest.kt
@@ -41,6 +41,8 @@
 import com.android.launcher3.LauncherSettings.Favorites.SPANX
 import com.android.launcher3.LauncherSettings.Favorites.SPANY
 import com.android.launcher3.LauncherSettings.Favorites._ID
+import com.android.launcher3.dagger.LauncherAppComponent
+import com.android.launcher3.dagger.LauncherAppSingleton
 import com.android.launcher3.model.data.AppInfo
 import com.android.launcher3.pm.UserCache
 import com.android.launcher3.util.ApiWrapper
@@ -54,6 +56,8 @@
 import com.android.launcher3.util.UserIconInfo.TYPE_WORK
 import com.android.launcher3.widget.LauncherWidgetHolder
 import com.google.common.truth.Truth.assertThat
+import dagger.BindsInstance
+import dagger.Component
 import java.io.StringReader
 import org.junit.After
 import org.junit.Before
@@ -162,7 +166,9 @@
     @Test
     fun work_item_added_to_home() {
         val apiWrapperMock = spy(ApiWrapper.INSTANCE[targetContext])
-        targetContext.putObject(ApiWrapper.INSTANCE, apiWrapperMock)
+        targetContext.initDaggerComponent(
+            DaggerAutoInstallsLayoutTestComponent.builder().bindApiWrapper(apiWrapperMock)
+        )
         doReturn(
                 mapOf(
                     myUserHandle() to UserIconInfo(myUserHandle(), TYPE_MAIN, 0),
@@ -198,7 +204,7 @@
             callback,
             SourceResources.wrap(targetContext.resources),
             { Xml.newPullParser().also { it.setInput(StringReader(build())) } },
-            TAG_WORKSPACE
+            TAG_WORKSPACE,
         )
 
     class MyCallback : LayoutParserCallback {
@@ -214,3 +220,14 @@
         }
     }
 }
+
+@LauncherAppSingleton
+@Component
+interface AutoInstallsLayoutTestComponent : LauncherAppComponent {
+    @Component.Builder
+    interface Builder : LauncherAppComponent.Builder {
+        @BindsInstance fun bindApiWrapper(wrapper: ApiWrapper): Builder
+
+        override fun build(): AutoInstallsLayoutTestComponent
+    }
+}
diff --git a/tests/multivalentTests/src/com/android/launcher3/celllayout/FavoriteItemsTransaction.java b/tests/multivalentTests/src/com/android/launcher3/celllayout/FavoriteItemsTransaction.java
index 0c3081f..a9082e2 100644
--- a/tests/multivalentTests/src/com/android/launcher3/celllayout/FavoriteItemsTransaction.java
+++ b/tests/multivalentTests/src/com/android/launcher3/celllayout/FavoriteItemsTransaction.java
@@ -22,6 +22,7 @@
 
 import android.content.Context;
 
+import com.android.launcher3.Flags;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherModel;
 import com.android.launcher3.LauncherSettings;
@@ -59,7 +60,11 @@
         runOnExecutorSync(MODEL_EXECUTOR, () -> {
             ModelDbController controller = model.getModelDbController();
             // Migrate any previous data so that the DB state is correct
-            controller.tryMigrateDB(null /* restoreEventLogger */);
+            if (Flags.gridMigrationRefactor()) {
+                controller.attemptMigrateDb(null /* restoreEventLogger */);
+            } else {
+                controller.tryMigrateDB(null /* restoreEventLogger */);
+            }
 
             // Create DB again to load fresh data
             controller.createEmptyDB();
diff --git a/tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt b/tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationTest.kt
similarity index 80%
rename from tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt
rename to tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationTest.kt
index f57e8a1..7933331 100644
--- a/tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationUtilTest.kt
+++ b/tests/multivalentTests/src/com/android/launcher3/model/GridSizeMigrationTest.kt
@@ -22,13 +22,16 @@
 import android.database.sqlite.SQLiteDatabase
 import android.graphics.Point
 import android.os.Process
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
+import com.android.launcher3.Flags
 import com.android.launcher3.InvariantDeviceProfile
 import com.android.launcher3.LauncherPrefs
 import com.android.launcher3.LauncherPrefs.Companion.WORKSPACE_SIZE
 import com.android.launcher3.LauncherSettings.Favorites.*
-import com.android.launcher3.model.GridSizeMigrationUtil.DbReader
+import com.android.launcher3.model.GridSizeMigrationDBController.DbReader
 import com.android.launcher3.pm.UserCache
 import com.android.launcher3.provider.LauncherDbUtils
 import com.android.launcher3.util.LauncherModelHelper
@@ -38,10 +41,10 @@
 import org.junit.Test
 import org.junit.runner.RunWith
 
-/** Unit tests for [GridSizeMigrationUtil] */
+/** Unit tests for [GridSizeMigrationDBController, GridSizeMigrationLogic] */
 @SmallTest
 @RunWith(AndroidJUnit4::class)
-class GridSizeMigrationUtilTest {
+class GridSizeMigrationTest {
 
     private lateinit var modelHelper: LauncherModelHelper
     private lateinit var context: Context
@@ -82,9 +85,22 @@
         modelHelper.destroy()
     }
 
-    /** Old migration logic, should be modified once is not needed anymore */
     @Test
     @Throws(Exception::class)
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun testMigrationRefactorFlagOn() {
+        testMigration()
+    }
+
+    @Test
+    @Throws(Exception::class)
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun testMigrationRefactorFlagOff() {
+        testMigration()
+    }
+
+    /** Old migration logic, should be modified once is not needed anymore */
+    @Throws(Exception::class)
     fun testMigration() {
         // Src Hotseat icons
         addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_HOTSEAT, 0, 0, testPackage1, 1, TMP_TABLE)
@@ -113,15 +129,34 @@
         idp.numRows = 4
         val srcReader = DbReader(db, TMP_TABLE, context)
         val destReader = DbReader(db, TABLE_NAME, context)
-        GridSizeMigrationUtil.migrate(
-            dbHelper,
-            srcReader,
-            destReader,
-            idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
-        )
+        if (Flags.gridMigrationRefactor()) {
+            var gridSizeMigrationLogic = GridSizeMigrationLogic()
+            val idsInUse = mutableListOf<Int>()
+            gridSizeMigrationLogic.migrateHotseat(
+                idp.numDatabaseHotseatIcons,
+                srcReader,
+                destReader,
+                dbHelper,
+                idsInUse,
+            )
+            gridSizeMigrationLogic.migrateWorkspace(
+                srcReader,
+                destReader,
+                dbHelper,
+                Point(idp.numColumns, idp.numRows),
+                idsInUse,
+            )
+        } else {
+            GridSizeMigrationDBController.migrate(
+                dbHelper,
+                srcReader,
+                destReader,
+                idp.numDatabaseHotseatIcons,
+                Point(idp.numColumns, idp.numRows),
+                DeviceGridState(context),
+                DeviceGridState(idp),
+            )
+        }
 
         // Check hotseat items
         var c =
@@ -187,9 +222,22 @@
         assertThat(locMap[testPackage9]).isEqualTo(Point(0, 2))
     }
 
-    /** Old migration logic, should be modified once is not needed anymore */
     @Test
     @Throws(Exception::class)
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun testMigrationBackAndForthRefactorFlagOn() {
+        testMigrationBackAndForth()
+    }
+
+    @Test
+    @Throws(Exception::class)
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun testMigrationBackAndForthRefactorFlagOff() {
+        testMigrationBackAndForth()
+    }
+
+    /** Old migration logic, should be modified once is not needed anymore */
+    @Throws(Exception::class)
     fun testMigrationBackAndForth() {
         // Hotseat items in grid A
         // 1 2 _ 3 4
@@ -224,15 +272,34 @@
         val readerGridA = DbReader(db, TMP_TABLE, context)
         val readerGridB = DbReader(db, TABLE_NAME, context)
         // migrate from A -> B
-        GridSizeMigrationUtil.migrate(
-            dbHelper,
-            readerGridA,
-            readerGridB,
-            idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
-        )
+        if (Flags.gridMigrationRefactor()) {
+            var gridSizeMigrationLogic = GridSizeMigrationLogic()
+            val idsInUse = mutableListOf<Int>()
+            gridSizeMigrationLogic.migrateHotseat(
+                idp.numDatabaseHotseatIcons,
+                readerGridA,
+                readerGridB,
+                dbHelper,
+                idsInUse,
+            )
+            gridSizeMigrationLogic.migrateWorkspace(
+                readerGridA,
+                readerGridB,
+                dbHelper,
+                Point(idp.numColumns, idp.numRows),
+                idsInUse,
+            )
+        } else {
+            GridSizeMigrationDBController.migrate(
+                dbHelper,
+                readerGridA,
+                readerGridB,
+                idp.numDatabaseHotseatIcons,
+                Point(idp.numColumns, idp.numRows),
+                DeviceGridState(context),
+                DeviceGridState(idp),
+            )
+        }
 
         // Check hotseat items in grid B
         var c =
@@ -280,15 +347,8 @@
         addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_DESKTOP, 0, 2, testPackage9)
 
         // migrate from B -> A
-        GridSizeMigrationUtil.migrate(
-            dbHelper,
-            readerGridB,
-            readerGridA,
-            5,
-            Point(5, 5),
-            DeviceGridState(idp),
-            DeviceGridState(context),
-        )
+        migrateGrid(dbHelper, readerGridB, readerGridA, 5, 5, 5)
+
         // Check hotseat items in grid A
         c =
             db.query(
@@ -339,14 +399,13 @@
         db.delete(TMP_TABLE, "$_ID=7", null)
 
         // migrate from A -> B
-        GridSizeMigrationUtil.migrate(
+        migrateGrid(
             dbHelper,
             readerGridA,
             readerGridB,
             idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
+            idp.numColumns,
+            idp.numRows,
         )
 
         // Check hotseat items in grid B
@@ -392,6 +451,44 @@
         assertThat(locMap[testPackage9]).isEqualTo(Triple(0, 0, 2))
     }
 
+    private fun migrateGrid(
+        dbHelper: DatabaseHelper,
+        srcReader: DbReader,
+        destReader: DbReader,
+        destHotseatSize: Int,
+        pointX: Int,
+        pointY: Int,
+    ) {
+        if (Flags.gridMigrationRefactor()) {
+            var gridSizeMigrationLogic = GridSizeMigrationLogic()
+            val idsInUse = mutableListOf<Int>()
+            gridSizeMigrationLogic.migrateHotseat(
+                idp.numDatabaseHotseatIcons,
+                srcReader,
+                destReader,
+                dbHelper,
+                idsInUse,
+            )
+            gridSizeMigrationLogic.migrateWorkspace(
+                srcReader,
+                destReader,
+                dbHelper,
+                Point(idp.numColumns, idp.numRows),
+                idsInUse,
+            )
+        } else {
+            GridSizeMigrationDBController.migrate(
+                dbHelper,
+                srcReader,
+                destReader,
+                destHotseatSize,
+                Point(pointX, pointY),
+                DeviceGridState(idp),
+                DeviceGridState(context),
+            )
+        }
+    }
+
     private fun verifyHotseat(c: Cursor, idp: InvariantDeviceProfile, expected: List<String?>) {
         assertThat(c.count).isEqualTo(idp.numDatabaseHotseatIcons)
         val screenIndex = c.getColumnIndex(SCREEN)
@@ -421,6 +518,17 @@
     }
 
     @Test
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateToLargerHotseatRefactorFlagOn() {
+        migrateToLargerHotseat()
+    }
+
+    @Test
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateToLargerHotseatRefactorFlagOff() {
+        migrateToLargerHotseat()
+    }
+
     fun migrateToLargerHotseat() {
         val srcHotseatItems =
             intArrayOf(
@@ -471,14 +579,13 @@
         idp.numRows = 4
         val srcReader = DbReader(db, TMP_TABLE, context)
         val destReader = DbReader(db, TABLE_NAME, context)
-        GridSizeMigrationUtil.migrate(
+        migrateGrid(
             dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
+            idp.numColumns,
+            idp.numRows,
         )
 
         // Check hotseat items
@@ -516,6 +623,17 @@
     }
 
     @Test
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromLargerHotseatRefactorFlagOn() {
+        migrateFromLargerHotseat()
+    }
+
+    @Test
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromLargerHotseatRefactorFlagOff() {
+        migrateFromLargerHotseat()
+    }
+
     fun migrateFromLargerHotseat() {
         addItem(ITEM_TYPE_APPLICATION, 0, CONTAINER_HOTSEAT, 0, 0, testPackage1, 1, TMP_TABLE)
         addItem(ITEM_TYPE_DEEP_SHORTCUT, 2, CONTAINER_HOTSEAT, 0, 0, testPackage2, 2, TMP_TABLE)
@@ -528,14 +646,13 @@
         idp.numRows = 4
         val srcReader = DbReader(db, TMP_TABLE, context)
         val destReader = DbReader(db, TABLE_NAME, context)
-        GridSizeMigrationUtil.migrate(
+        migrateGrid(
             dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
+            idp.numColumns,
+            idp.numRows,
         )
 
         // Check hotseat items
@@ -573,11 +690,24 @@
         c.close()
     }
 
+    @Test
+    @Throws(Exception::class)
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromSmallerGridBigDifferenceRefactorFlagOn() {
+        migrateFromSmallerGridBigDifference()
+    }
+
+    @Test
+    @Throws(Exception::class)
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromSmallerGridBigDifferenceRefactorFlagOff() {
+        migrateFromSmallerGridBigDifference()
+    }
+
     /**
      * Migrating from a smaller grid to a large one should reflow the pages if the column difference
      * is more than 2
      */
-    @Test
     @Throws(Exception::class)
     fun migrateFromSmallerGridBigDifference() {
         enableNewMigrationLogic("2,2")
@@ -594,14 +724,13 @@
         idp.numRows = 5
         val srcReader = DbReader(db, TMP_TABLE, context)
         val destReader = DbReader(db, TABLE_NAME, context)
-        GridSizeMigrationUtil.migrate(
+        migrateGrid(
             dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
+            idp.numColumns,
+            idp.numRows,
         )
 
         // Get workspace items
@@ -636,9 +765,22 @@
         assertThat(locMap[testPackage5]).isEqualTo(0)
     }
 
-    /** Migrating from a larger grid to a smaller, we reflow from page 0 */
     @Test
     @Throws(Exception::class)
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromLargerGridRefactorFlagOn() {
+        migrateFromLargerGrid()
+    }
+
+    @Test
+    @Throws(Exception::class)
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun migrateFromLargerGridRefactorFlagOff() {
+        migrateFromLargerGrid()
+    }
+
+    /** Migrating from a larger grid to a smaller, we reflow from page 0 */
+    @Throws(Exception::class)
     fun migrateFromLargerGrid() {
         enableNewMigrationLogic("5,5")
 
@@ -654,14 +796,13 @@
         idp.numRows = 4
         val srcReader = DbReader(db, TMP_TABLE, context)
         val destReader = DbReader(db, TABLE_NAME, context)
-        GridSizeMigrationUtil.migrate(
+        migrateGrid(
             dbHelper,
             srcReader,
             destReader,
             idp.numDatabaseHotseatIcons,
-            Point(idp.numColumns, idp.numRows),
-            DeviceGridState(context),
-            DeviceGridState(idp),
+            idp.numColumns,
+            idp.numRows,
         )
 
         // Get workspace items
diff --git a/tests/multivalentTests/src/com/android/launcher3/util/DisplayControllerTest.kt b/tests/multivalentTests/src/com/android/launcher3/util/DisplayControllerTest.kt
index 308f200..a3a680e 100644
--- a/tests/multivalentTests/src/com/android/launcher3/util/DisplayControllerTest.kt
+++ b/tests/multivalentTests/src/com/android/launcher3/util/DisplayControllerTest.kt
@@ -207,4 +207,21 @@
             .onDisplayInfoChanged(any(), any(), eq(CHANGE_TASKBAR_PINNING))
         assertFalse(displayController.getInfo().isTransientTaskbar())
     }
+
+    @Test
+    @UiThreadTest
+    fun testLockedTaskbarChangeOnConfigurationChanged() {
+        whenever(windowManagerProxy.showLockedTaskbarOnHome(any())).thenReturn(true)
+        whenever(windowManagerProxy.isHomeVisible(any())).thenReturn(true)
+        whenever(windowManagerProxy.isInDesktopMode()).thenReturn(false)
+        whenever(launcherPrefs.get(TASKBAR_PINNING)).thenReturn(false)
+        DisplayController.enableTaskbarModePreferenceForTests(true)
+        assertTrue(displayController.getInfo().isTransientTaskbar())
+
+        displayController.onConfigurationChanged(configuration)
+
+        verify(displayInfoChangeListener)
+            .onDisplayInfoChanged(any(), any(), eq(CHANGE_TASKBAR_PINNING))
+        assertFalse(displayController.getInfo().isTransientTaskbar())
+    }
 }
diff --git a/tests/multivalentTests/src/com/android/launcher3/util/ModelTestExtensions.kt b/tests/multivalentTests/src/com/android/launcher3/util/ModelTestExtensions.kt
index 6bd182b..8d072d8 100644
--- a/tests/multivalentTests/src/com/android/launcher3/util/ModelTestExtensions.kt
+++ b/tests/multivalentTests/src/com/android/launcher3/util/ModelTestExtensions.kt
@@ -1,6 +1,7 @@
 package com.android.launcher3.util
 
 import android.content.ContentValues
+import com.android.launcher3.Flags
 import com.android.launcher3.LauncherModel
 import com.android.launcher3.LauncherSettings.Favorites
 import com.android.launcher3.LauncherSettings.Favorites.APPWIDGET_ID
@@ -30,7 +31,8 @@
         loadModelSync()
         TestUtil.runOnExecutorSync(Executors.MODEL_EXECUTOR) {
             modelDbController.run {
-                tryMigrateDB(null /* restoreEventLogger */)
+                if (Flags.gridMigrationRefactor()) attemptMigrateDb(null /* restoreEventLogger */)
+                else tryMigrateDB(null /* restoreEventLogger */)
                 createEmptyDB()
                 clearEmptyDbFlag()
             }
@@ -67,12 +69,12 @@
         tableName: String = Favorites.TABLE_NAME,
         appWidgetId: Int = -1,
         appWidgetSource: Int = -1,
-        appWidgetProvider: String? = null
+        appWidgetProvider: String? = null,
     ) {
         loadModelSync()
         TestUtil.runOnExecutorSync(Executors.MODEL_EXECUTOR) {
             val controller: ModelDbController = modelDbController
-            controller.tryMigrateDB(null /* restoreEventLogger */)
+            controller.attemptMigrateDb(null /* restoreEventLogger */)
             modelDbController.newTransaction().use { transaction ->
                 val values =
                     ContentValues().apply {
diff --git a/tests/src/com/android/launcher3/backuprestore/BackupAndRestoreDBSelectionTest.kt b/tests/src/com/android/launcher3/backuprestore/BackupAndRestoreDBSelectionTest.kt
index 35ac0a1..b4ee090 100644
--- a/tests/src/com/android/launcher3/backuprestore/BackupAndRestoreDBSelectionTest.kt
+++ b/tests/src/com/android/launcher3/backuprestore/BackupAndRestoreDBSelectionTest.kt
@@ -16,6 +16,8 @@
 
 package com.android.launcher3.backuprestore
 
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import android.platform.test.flag.junit.SetFlagsRule
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.MediumTest
@@ -52,10 +54,24 @@
         setFlagsRule.setFlags(true, Flags.FLAG_ENABLE_NARROW_GRID_RESTORE)
     }
 
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun oldDatabasesNotPresentAfterRestoreRefactorFlagEnabled() {
+        oldDatabasesNotPresentAfterRestore()
+    }
+
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun oldDatabasesNotPresentAfterRestoreRefactorFlagDisabled() {
+        oldDatabasesNotPresentAfterRestore()
+    }
+
     @Test
     fun oldDatabasesNotPresentAfterRestore() {
         val dbController = ModelDbController(getInstrumentation().targetContext)
-        dbController.tryMigrateDB(null)
+        if (Flags.gridMigrationRefactor()) {
+            dbController.attemptMigrateDb(null)
+        } else {
+            dbController.tryMigrateDB(null)
+        }
         TestUtil.runOnExecutorSync(MODEL_EXECUTOR) {
             assert(backAndRestoreRule.getDatabaseFiles().size == 1) {
                 "There should only be one database after restoring, the last one used. Actual databases ${backAndRestoreRule.getDatabaseFiles()}"
diff --git a/tests/src/com/android/launcher3/model/GridMigrationTest.kt b/tests/src/com/android/launcher3/model/GridMigrationTest.kt
index 15222a4..666ec16 100644
--- a/tests/src/com/android/launcher3/model/GridMigrationTest.kt
+++ b/tests/src/com/android/launcher3/model/GridMigrationTest.kt
@@ -52,11 +52,15 @@
             phoneContext,
             dbFileName,
             { UserCache.INSTANCE.get(phoneContext).getSerialNumberForUser(it) },
-            {}
+            {},
         )
 
-    fun readEntries(): List<GridSizeMigrationUtil.DbEntry> =
-        GridSizeMigrationUtil.readAllEntries(dbHelper.readableDatabase, TABLE_NAME, phoneContext)
+    fun readEntries(): List<DbEntry> =
+        GridSizeMigrationDBController.readAllEntries(
+            dbHelper.readableDatabase,
+            TABLE_NAME,
+            phoneContext,
+        )
 }
 
 /**
@@ -80,7 +84,7 @@
         TestToPhoneFileCopier(
             src = "databases/GridMigrationTest/$DB_FILE",
             dest = "databases/$DB_FILE",
-            removeOnFinish = true
+            removeOnFinish = true,
         )
 
     @Before
@@ -89,13 +93,24 @@
     }
 
     private fun migrate(src: GridMigrationData, dst: GridMigrationData) {
-        GridSizeMigrationUtil.migrateGridIfNeeded(
-            phoneContext,
-            src.gridState,
-            dst.gridState,
-            dst.dbHelper,
-            src.dbHelper.readableDatabase
-        )
+        if (Flags.gridMigrationRefactor()) {
+            val gridSizeMigrationLogic = GridSizeMigrationLogic()
+            gridSizeMigrationLogic.migrateGrid(
+                phoneContext,
+                src.gridState,
+                dst.gridState,
+                dst.dbHelper,
+                src.dbHelper.readableDatabase,
+            )
+        } else {
+            GridSizeMigrationDBController.migrateGridIfNeeded(
+                phoneContext,
+                src.gridState,
+                dst.gridState,
+                dst.dbHelper,
+                src.dbHelper.readableDatabase,
+            )
+        }
     }
 
     /**
@@ -115,10 +130,8 @@
     }
 
     private fun compare(dst: GridMigrationData, target: GridMigrationData) {
-        val sort = compareBy<GridSizeMigrationUtil.DbEntry>({ it.cellX }, { it.cellY })
-        val mapF = { it: GridSizeMigrationUtil.DbEntry ->
-            EntryData(it.cellX, it.cellY, it.spanX, it.spanY, it.rank)
-        }
+        val sort = compareBy<DbEntry>({ it.cellX }, { it.cellY })
+        val mapF = { it: DbEntry -> EntryData(it.cellX, it.cellY, it.spanX, it.spanY, it.rank) }
         val entriesDst = dst.readEntries().sortedWith(sort).map(mapF)
         val entriesTarget = target.readEntries().sortedWith(sort).map(mapF)
 
@@ -149,7 +162,7 @@
         TestToPhoneFileCopier(
             src = "databases/GridMigrationTest/result5x5to3x3.db",
             dest = "databases/result5x5to3x3.db",
-            removeOnFinish = true
+            removeOnFinish = true,
         )
 
     @Test
@@ -160,10 +173,10 @@
                 GridMigrationData(
                     null, // in memory db, to download a new db change null for the filename of the
                     // db name to store it. Do not use existing names.
-                    DeviceGridState(3, 3, 3, TYPE_PHONE, "")
+                    DeviceGridState(3, 3, 3, TYPE_PHONE, ""),
                 ),
             target =
-                GridMigrationData("result5x5to3x3.db", DeviceGridState(3, 3, 3, TYPE_PHONE, ""))
+                GridMigrationData("result5x5to3x3.db", DeviceGridState(3, 3, 3, TYPE_PHONE, "")),
         )
 
     @JvmField
@@ -172,7 +185,7 @@
         TestToPhoneFileCopier(
             src = "databases/GridMigrationTest/result5x5to4x7.db",
             dest = "databases/result5x5to4x7.db",
-            removeOnFinish = true
+            removeOnFinish = true,
         )
 
     @Test
@@ -183,10 +196,10 @@
                 GridMigrationData(
                     null, // in memory db, to download a new db change null for the filename of the
                     // db name to store it. Do not use existing names.
-                    DeviceGridState(4, 7, 4, TYPE_PHONE, "")
+                    DeviceGridState(4, 7, 4, TYPE_PHONE, ""),
                 ),
             target =
-                GridMigrationData("result5x5to4x7.db", DeviceGridState(4, 7, 4, TYPE_PHONE, ""))
+                GridMigrationData("result5x5to4x7.db", DeviceGridState(4, 7, 4, TYPE_PHONE, "")),
         )
 
     @JvmField
@@ -195,7 +208,7 @@
         TestToPhoneFileCopier(
             src = "databases/GridMigrationTest/result5x5to5x8.db",
             dest = "databases/result5x5to5x8.db",
-            removeOnFinish = true
+            removeOnFinish = true,
         )
 
     @Test
@@ -206,10 +219,10 @@
                 GridMigrationData(
                     null, // in memory db, to download a new db change null for the filename of the
                     // db name to store it. Do not use existing names.
-                    DeviceGridState(5, 8, 5, TYPE_PHONE, "")
+                    DeviceGridState(5, 8, 5, TYPE_PHONE, ""),
                 ),
             target =
-                GridMigrationData("result5x5to5x8.db", DeviceGridState(5, 8, 5, TYPE_PHONE, ""))
+                GridMigrationData("result5x5to5x8.db", DeviceGridState(5, 8, 5, TYPE_PHONE, "")),
         )
 
     @JvmField
@@ -218,7 +231,7 @@
         TestToPhoneFileCopier(
             src = "databases/GridMigrationTest/flagged_result5x5to5x8.db",
             dest = "databases/flagged_result5x5to5x8.db",
-            removeOnFinish = true
+            removeOnFinish = true,
         )
 
     @Test
@@ -230,13 +243,13 @@
                 GridMigrationData(
                     null, // in memory db, to download a new db change null for the filename of the
                     // db name to store it. Do not use existing names.
-                    DeviceGridState(5, 8, 5, TYPE_PHONE, "")
+                    DeviceGridState(5, 8, 5, TYPE_PHONE, ""),
                 ),
             target =
                 GridMigrationData(
                     "flagged_result5x5to5x8.db",
-                    DeviceGridState(5, 8, 5, TYPE_PHONE, "")
-                )
+                    DeviceGridState(5, 8, 5, TYPE_PHONE, ""),
+                ),
         )
     }
 }
diff --git a/tests/src/com/android/launcher3/model/LoaderTaskTest.kt b/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
index b17cd4d..ef7242f 100644
--- a/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
+++ b/tests/src/com/android/launcher3/model/LoaderTaskTest.kt
@@ -3,6 +3,8 @@
 import android.appwidget.AppWidgetManager
 import android.content.Intent
 import android.os.UserHandle
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import android.platform.test.flag.junit.SetFlagsRule
 import android.provider.Settings
 import androidx.test.ext.junit.runners.AndroidJUnit4
@@ -203,7 +205,8 @@
         }
 
     @Test
-    fun `When launcher_broadcast_installed_apps and is restore then send installed item broadcast`() {
+    @DisableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
+    fun `When secure setting true and is restore then send installed item broadcast`() {
         // Given
         val spyContext = spy(context)
         `when`(app.context).thenReturn(spyContext)
@@ -271,6 +274,76 @@
     }
 
     @Test
+    @EnableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
+    fun `When broadcast flag true and is restore then send installed item broadcast`() {
+        // Given
+        val spyContext = spy(context)
+        `when`(app.context).thenReturn(spyContext)
+        whenever(
+                FirstScreenBroadcastHelper.createModelsForFirstScreenBroadcast(
+                    any(),
+                    any(),
+                    any(),
+                    any(),
+                )
+            )
+            .thenReturn(listOf(expectedBroadcastModel))
+
+        whenever(
+                FirstScreenBroadcastHelper.sendBroadcastsForModels(
+                    spyContext,
+                    listOf(expectedBroadcastModel),
+                )
+            )
+            .thenCallRealMethod()
+
+        Settings.Secure.putInt(spyContext.contentResolver, "launcher_broadcast_installed_apps", 0)
+        RestoreDbTask.setPending(spyContext)
+
+        // When
+        LoaderTask(app, bgAllAppsList, BgDataModel(), modelDelegate, launcherBinder)
+            .runSyncOnBackgroundThread()
+
+        // Then
+        val argumentCaptor = ArgumentCaptor.forClass(Intent::class.java)
+        verify(spyContext).sendBroadcast(argumentCaptor.capture())
+        val actualBroadcastIntent = argumentCaptor.value
+        assertEquals(expectedBroadcastModel.installerPackage, actualBroadcastIntent.`package`)
+        assertEquals(
+            ArrayList(expectedBroadcastModel.installedWorkspaceItems),
+            actualBroadcastIntent.getStringArrayListExtra("workspaceInstalledItems"),
+        )
+        assertEquals(
+            ArrayList(expectedBroadcastModel.installedHotseatItems),
+            actualBroadcastIntent.getStringArrayListExtra("hotseatInstalledItems"),
+        )
+        assertEquals(
+            ArrayList(
+                expectedBroadcastModel.firstScreenInstalledWidgets +
+                    expectedBroadcastModel.secondaryScreenInstalledWidgets
+            ),
+            actualBroadcastIntent.getStringArrayListExtra("widgetInstalledItems"),
+        )
+        assertEquals(
+            ArrayList(expectedBroadcastModel.pendingCollectionItems),
+            actualBroadcastIntent.getStringArrayListExtra("folderItem"),
+        )
+        assertEquals(
+            ArrayList(expectedBroadcastModel.pendingWorkspaceItems),
+            actualBroadcastIntent.getStringArrayListExtra("workspaceItem"),
+        )
+        assertEquals(
+            ArrayList(expectedBroadcastModel.pendingHotseatItems),
+            actualBroadcastIntent.getStringArrayListExtra("hotseatItem"),
+        )
+        assertEquals(
+            ArrayList(expectedBroadcastModel.pendingWidgetItems),
+            actualBroadcastIntent.getStringArrayListExtra("widgetItem"),
+        )
+    }
+
+    @Test
+    @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)
@@ -304,7 +377,8 @@
     }
 
     @Test
-    fun `When launcher_broadcast_installed_apps false then installed item broadcast not sent`() {
+    @DisableFlags(Flags.FLAG_ENABLE_FIRST_SCREEN_BROADCAST_ARCHIVING_EXTRAS)
+    fun `When broadcast flag and secure setting false then installed item broadcast not sent`() {
         // Given
         val spyContext = spy(context)
         `when`(app.context).thenReturn(spyContext)
diff --git a/tests/src/com/android/launcher3/model/gridmigration/ValidGridMigrationUnitTest.kt b/tests/src/com/android/launcher3/model/gridmigration/ValidGridMigrationUnitTest.kt
index 03d0195..b96dbcd 100644
--- a/tests/src/com/android/launcher3/model/gridmigration/ValidGridMigrationUnitTest.kt
+++ b/tests/src/com/android/launcher3/model/gridmigration/ValidGridMigrationUnitTest.kt
@@ -20,17 +20,21 @@
 import android.database.sqlite.SQLiteDatabase
 import android.graphics.Point
 import android.os.Process
+import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import android.util.Log
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import androidx.test.platform.app.InstrumentationRegistry
+import com.android.launcher3.Flags
 import com.android.launcher3.InvariantDeviceProfile
 import com.android.launcher3.LauncherSettings.Favorites
 import com.android.launcher3.celllayout.testgenerator.ValidGridMigrationTestCaseGenerator
 import com.android.launcher3.celllayout.testgenerator.generateItemsForTest
 import com.android.launcher3.model.DatabaseHelper
 import com.android.launcher3.model.DeviceGridState
-import com.android.launcher3.model.GridSizeMigrationUtil
+import com.android.launcher3.model.GridSizeMigrationDBController
+import com.android.launcher3.model.GridSizeMigrationLogic
 import com.android.launcher3.pm.UserCache
 import com.android.launcher3.provider.LauncherDbUtils
 import com.android.launcher3.util.rule.TestStabilityRule
@@ -130,22 +134,52 @@
         addItemsToDb(dbHelper.writableDatabase, dstGrid)
 
         LauncherDbUtils.SQLiteTransaction(dbHelper.writableDatabase).use {
-            GridSizeMigrationUtil.migrate(
-                dbHelper,
-                GridSizeMigrationUtil.DbReader(it.db, srcGrid.tableName, context),
-                GridSizeMigrationUtil.DbReader(it.db, dstGrid.tableName, context),
-                dstGrid.size.x,
-                dstGrid.size,
-                srcGrid.toGridState(),
-                dstGrid.toGridState(),
-            )
+            if (Flags.gridMigrationRefactor()) {
+                val gridSizeMigrationLogic = GridSizeMigrationLogic()
+                val idsInUse = mutableListOf<Int>()
+                gridSizeMigrationLogic.migrateHotseat(
+                    dstGrid.size.x,
+                    GridSizeMigrationDBController.DbReader(it.db, srcGrid.tableName, context),
+                    GridSizeMigrationDBController.DbReader(it.db, dstGrid.tableName, context),
+                    dbHelper,
+                    idsInUse,
+                )
+                gridSizeMigrationLogic.migrateWorkspace(
+                    GridSizeMigrationDBController.DbReader(it.db, srcGrid.tableName, context),
+                    GridSizeMigrationDBController.DbReader(it.db, dstGrid.tableName, context),
+                    dbHelper,
+                    dstGrid.size,
+                    idsInUse,
+                )
+            } else {
+                GridSizeMigrationDBController.migrate(
+                    dbHelper,
+                    GridSizeMigrationDBController.DbReader(it.db, srcGrid.tableName, context),
+                    GridSizeMigrationDBController.DbReader(it.db, dstGrid.tableName, context),
+                    dstGrid.size.x,
+                    dstGrid.size,
+                    srcGrid.toGridState(),
+                    dstGrid.toGridState(),
+                )
+            }
             it.commit()
         }
         return readDb(dstGrid.tableName, dbHelper.readableDatabase)
     }
 
     @Test
-    fun runTestCase() {
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun runTestCaseRefactorFlagEnabled() {
+        runTestCase()
+    }
+
+    @Test
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun runTestCaseRefactorFlagDisabled() {
+        runTestCase()
+    }
+
+    private fun runTestCase() {
         val caseGenerator = ValidGridMigrationTestCaseGenerator(Random(SEED.toLong()))
         for (i in 0..SMALL_TEST_SIZE) {
             val testCase = caseGenerator.generateTestCase(isDestEmpty = true)
@@ -163,7 +197,18 @@
     }
 
     @Test
-    fun mergeBoards() {
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun mergeBoardsRefactorFlagEnabled() {
+        mergeBoards()
+    }
+
+    @Test
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun mergeBoardsRefactorFlagDisabled() {
+        mergeBoards()
+    }
+
+    private fun mergeBoards() {
         val caseGenerator = ValidGridMigrationTestCaseGenerator(Random(SEED.toLong()))
         for (i in 0..SMALL_TEST_SIZE) {
             val testCase = caseGenerator.generateTestCase(isDestEmpty = false)
@@ -187,7 +232,20 @@
     // This test takes about 4 minutes, there is no need to run it in presubmit.
     @Stability(flavors = TestStabilityRule.LOCAL or TestStabilityRule.PLATFORM_POSTSUBMIT)
     @Test
-    fun runExtensiveTestCases() {
+    @EnableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun runExtensiveTestCasesRefactorFlagEnabled() {
+        runExtensiveTestCases()
+    }
+
+    // This test takes about 4 minutes, there is no need to run it in presubmit.
+    @Stability(flavors = TestStabilityRule.LOCAL or TestStabilityRule.PLATFORM_POSTSUBMIT)
+    @Test
+    @DisableFlags(Flags.FLAG_GRID_MIGRATION_REFACTOR)
+    fun runExtensiveTestCasesRefactorFlagDisabled() {
+        runExtensiveTestCases()
+    }
+
+    private fun runExtensiveTestCases() {
         val caseGenerator = ValidGridMigrationTestCaseGenerator(Random(SEED.toLong()))
         for (i in 0..LARGE_TEST_SIZE) {
             val testCase = caseGenerator.generateTestCase(isDestEmpty = true)
diff --git a/tests/src/com/android/launcher3/popup/SystemShortcutTest.java b/tests/src/com/android/launcher3/popup/SystemShortcutTest.java
index f54668c..ae54e95 100644
--- a/tests/src/com/android/launcher3/popup/SystemShortcutTest.java
+++ b/tests/src/com/android/launcher3/popup/SystemShortcutTest.java
@@ -62,6 +62,8 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.PrivateProfileManager;
+import com.android.launcher3.dagger.LauncherAppComponent;
+import com.android.launcher3.dagger.LauncherAppSingleton;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
 import com.android.launcher3.model.data.AppInfo;
@@ -79,6 +81,9 @@
 import com.android.launcher3.widget.picker.model.WidgetPickerDataProvider;
 import com.android.launcher3.widget.picker.model.data.WidgetPickerData;
 
+import dagger.BindsInstance;
+import dagger.Component;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -115,8 +120,10 @@
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
+        mSandboxContext.initDaggerComponent(
+                DaggerSystemShortcutTest_TestComponent.builder().bindApiWrapper(
+                        ApiWrapper.INSTANCE.get(mSandboxContext)));
         mSandboxContext.putObject(UserCache.INSTANCE, mUserCache);
-        mSandboxContext.putObject(ApiWrapper.INSTANCE, mApiWrapper);
         mTestContext = new TestSandboxModelContextWrapper(mSandboxContext) {
             @Override
             public StatsLogManager getStatsLogManager() {
@@ -405,4 +412,16 @@
         systemShortcut.onClick(mView);
         verify(mSandboxContext).startActivity(any());
     }
+
+    @LauncherAppSingleton
+    @Component
+    interface TestComponent extends LauncherAppComponent {
+        @Component.Builder
+        interface Builder extends LauncherAppComponent.Builder {
+            @BindsInstance Builder bindApiWrapper(ApiWrapper wrapper);
+
+            @Override
+            TestComponent build();
+        }
+    }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/BaseOverview.java b/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
index 0edcfea..1002ca4 100644
--- a/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
+++ b/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
@@ -369,7 +369,6 @@
         }
     }
 
-
     int getTaskCount() {
         return getTasks().size();
     }
@@ -441,7 +440,7 @@
                     "Not expecting an actions bar: device is tablet and task is not centered");
             return false;
         }
-        if (task.isTaskSplit() && (!mLauncher.isAppPairsEnabled() || !isTablet)) {
+        if (task.isGrouped() && (!mLauncher.isAppPairsEnabled() || !isTablet)) {
             testLogD(TAG, "Not expecting an actions bar: device is phone and task is split");
             // Overview actions aren't visible for split screen tasks, except for save app pair
             // button on tablets.
@@ -504,11 +503,11 @@
                 "want to assert overview actions view visibility="
                         + isActionsViewVisible()
                         + ", focused task is "
-                        + (task == null ? "null" : (task.isTaskSplit() ? "split" : "not split"))
+                        + (task == null ? "null" : (task.isGrouped() ? "split" : "not split"))
                 )) {
 
             if (isActionsViewVisible()) {
-                if (task.isTaskSplit()) {
+                if (task.isGrouped()) {
                     mLauncher.waitForOverviewObject("action_save_app_pair");
                 } else {
                     mLauncher.waitForOverviewObject("action_buttons");
diff --git a/tests/tapl/com/android/launcher3/tapl/OverviewTask.java b/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
index 9a8d952..5fd4dac 100644
--- a/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
+++ b/tests/tapl/com/android/launcher3/tapl/OverviewTask.java
@@ -16,9 +16,10 @@
 
 package com.android.launcher3.tapl;
 
-import static com.android.launcher3.tapl.OverviewTask.OverviewSplitTask.DEFAULT;
-import static com.android.launcher3.tapl.OverviewTask.OverviewSplitTask.SPLIT_BOTTOM_OR_RIGHT;
-import static com.android.launcher3.tapl.OverviewTask.OverviewSplitTask.SPLIT_TOP_OR_LEFT;
+import static com.android.launcher3.tapl.OverviewTask.OverviewTaskContainer.DEFAULT;
+import static com.android.launcher3.tapl.OverviewTask.OverviewTaskContainer.DESKTOP;
+import static com.android.launcher3.tapl.OverviewTask.OverviewTaskContainer.SPLIT_BOTTOM_OR_RIGHT;
+import static com.android.launcher3.tapl.OverviewTask.OverviewTaskContainer.SPLIT_TOP_OR_LEFT;
 
 import android.graphics.Rect;
 
@@ -69,11 +70,11 @@
      * divider between.
      */
     int getVisibleHeight() {
-        if (isTaskSplit()) {
+        if (isGrouped()) {
             return getCombinedSplitTaskHeight();
         }
 
-        UiObject2 taskSnapshot1 = findObjectInTask(DEFAULT.snapshotRes);
+        UiObject2 taskSnapshot1 = findObjectInTask((isDesktop() ? DESKTOP : DEFAULT).snapshotRes);
         return taskSnapshot1.getVisibleBounds().height();
     }
 
@@ -102,7 +103,7 @@
      * divider between.
      */
     int getVisibleWidth() {
-        if (isTaskSplit()) {
+        if (isGrouped()) {
             return getCombinedSplitTaskWidth();
         }
 
@@ -164,8 +165,11 @@
 
             dismissBySwipingUp();
 
+            long numNonDesktopTasks = mOverview.getCurrentTasksForTablet()
+                    .stream().filter(t -> !t.isDesktop()).count();
+
             try (LauncherInstrumentation.Closable c2 = mLauncher.addContextLayer("dismissed")) {
-                if (taskWasFocused) {
+                if (taskWasFocused && numNonDesktopTasks > 0) {
                     mLauncher.assertNotNull("No task became focused",
                             mOverview.getFocusedTaskForTablet());
                 }
@@ -256,7 +260,7 @@
 
     /** Taps the task menu of the split task. Returns the split task's menu object. */
     @NonNull
-    public OverviewTaskMenu tapMenu(OverviewSplitTask task) {
+    public OverviewTaskMenu tapMenu(OverviewTaskContainer task) {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
              LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                      "want to tap the task menu")) {
@@ -270,10 +274,6 @@
         }
     }
 
-    boolean isTaskSplit() {
-        return findObjectInTask(SPLIT_BOTTOM_OR_RIGHT.snapshotRes) != null;
-    }
-
     private UiObject2 findObjectInTask(String resName) {
         return mTask.findObject(mLauncher.getOverviewObjectSelector(resName));
     }
@@ -285,8 +285,8 @@
      * TODO(b/342627272): remove Nullable support once the bug causing it to be null is fixed.
      */
     public boolean containsContentDescription(@Nullable String expected,
-            OverviewSplitTask overviewSplitTask) {
-        String actual = findObjectInTask(overviewSplitTask.snapshotRes).getContentDescription();
+            OverviewTaskContainer overviewTaskContainer) {
+        String actual = findObjectInTask(overviewTaskContainer.snapshotRes).getContentDescription();
         if (actual == null && expected == null) {
             return true;
         }
@@ -315,21 +315,31 @@
         }
     }
 
+    boolean isGrouped() {
+        return mType == TaskViewType.GROUPED;
+    }
+
+    public boolean isDesktop() {
+        return mType == TaskViewType.DESKTOP;
+    }
+
     /**
-     * Enum used to specify  which task is retrieved when it is a split task.
+     * Enum used to specify which resource name should be used depending on the type of the task.
      */
-    public enum OverviewSplitTask {
+    public enum OverviewTaskContainer {
         // The main task when the task is not split.
         DEFAULT("snapshot", "icon"),
         // The first task in split task.
         SPLIT_TOP_OR_LEFT("snapshot", "icon"),
         // The second task in split task.
-        SPLIT_BOTTOM_OR_RIGHT("bottomright_snapshot", "bottomRight_icon");
+        SPLIT_BOTTOM_OR_RIGHT("bottomright_snapshot", "bottomRight_icon"),
+        // The desktop task.
+        DESKTOP("background", "icon");
 
         public final String snapshotRes;
         public final String iconAppRes;
 
-        OverviewSplitTask(String snapshotRes, String iconAppRes) {
+        OverviewTaskContainer(String snapshotRes, String iconAppRes) {
             this.snapshotRes = snapshotRes;
             this.iconAppRes = iconAppRes;
         }