diff --git a/aconfig/launcher_overview.aconfig b/aconfig/launcher_overview.aconfig
index 11740ee97c..e11b00c675 100644
--- a/aconfig/launcher_overview.aconfig
+++ b/aconfig/launcher_overview.aconfig
@@ -31,3 +31,11 @@ flag {
       purpose: PURPOSE_BUGFIX
     }
 }
+
+flag {
+    name: "enable_large_desktop_windowing_tile"
+    namespace: "launcher_overview"
+    description: "Makes the desktop tiles larger and moves them to the front of the list in Overview."
+    bug: "353947137"
+}
+
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
index eafc5b6fe7..202276e1e9 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
@@ -181,7 +181,7 @@ public abstract class TaskViewTouchController<CONTAINER extends Context & Recent
                         // - The task is snapped
                         mAllowGoingDown = i == mRecentsView.getCurrentPage()
                                 && DisplayController.getNavigationMode(mContainer).hasGestures
-                                && (!mRecentsView.showAsGrid() || mTaskBeingDragged.isFocusedTask())
+                                && (!mRecentsView.showAsGrid() || mTaskBeingDragged.isLargeTile())
                                 && mRecentsView.isTaskInExpectedScrollPosition(i);
 
                         directionsToDetectScroll = mAllowGoingDown ? DIRECTION_BOTH : upDirection;
@@ -310,7 +310,7 @@ public abstract class TaskViewTouchController<CONTAINER extends Context & Recent
                 // Set mOverrideVelocity to control task dismiss velocity in onDragEnd
                 int velocityDimenId = R.dimen.default_task_dismiss_drag_velocity;
                 if (mRecentsView.showAsGrid()) {
-                    if (mTaskBeingDragged.isFocusedTask()) {
+                    if (mTaskBeingDragged.isLargeTile()) {
                         velocityDimenId =
                                 R.dimen.default_task_dismiss_drag_velocity_grid_focus_task;
                     } else {
diff --git a/quickstep/src/com/android/quickstep/TaskShortcutFactory.java b/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
index dad34acc81..9e6e2f3f04 100644
--- a/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
+++ b/quickstep/src/com/android/quickstep/TaskShortcutFactory.java
@@ -315,12 +315,12 @@ public interface TaskShortcutFactory {
             boolean isTaskSplitNotSupported = !task.isDockable ||
                     (intentFlags & FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS) != 0;
             boolean hideForExistingMultiWindow = container.getDeviceProfile().isMultiWindowMode;
-            boolean isFocusedTask = deviceProfile.isTablet && taskView.isFocusedTask();
+            boolean isLargeTile = deviceProfile.isTablet && taskView.isLargeTile();
             boolean isTaskInExpectedScrollPosition =
                     recentsView.isTaskInExpectedScrollPosition(recentsView.indexOfChild(taskView));
 
             if (notEnoughTasksToSplit || isTaskSplitNotSupported || hideForExistingMultiWindow
-                    || (isFocusedTask && isTaskInExpectedScrollPosition)) {
+                    || (isLargeTile && isTaskInExpectedScrollPosition)) {
                 return null;
             }
 
@@ -340,11 +340,11 @@ public interface TaskShortcutFactory {
             DeviceProfile deviceProfile = container.getDeviceProfile();
             final TaskView taskView = taskContainer.getTaskView();
             final RecentsView recentsView = taskView.getRecentsView();
-            boolean isLargeTileFocusedTask = deviceProfile.isTablet && taskView.isFocusedTask();
+            boolean isLargeTile = deviceProfile.isTablet && taskView.isLargeTile();
             boolean isInExpectedScrollPosition =
                     recentsView.isTaskInExpectedScrollPosition(recentsView.indexOfChild(taskView));
             boolean shouldShowActionsButtonInstead =
-                    isLargeTileFocusedTask && isInExpectedScrollPosition;
+                    isLargeTile && isInExpectedScrollPosition;
 
             // No "save app pair" menu item if:
             // - we are in 3p launcher
diff --git a/quickstep/src/com/android/quickstep/util/RecentsViewUtils.kt b/quickstep/src/com/android/quickstep/util/RecentsViewUtils.kt
new file mode 100644
index 0000000000..0a01d8b4ea
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/RecentsViewUtils.kt
@@ -0,0 +1,71 @@
+/*
+ * 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.util
+
+import com.android.launcher3.Flags.enableLargeDesktopWindowingTile
+import com.android.quickstep.views.DesktopTaskView
+import com.android.quickstep.views.TaskView
+import com.android.quickstep.views.TaskViewType
+
+/**
+ * Helper class for [com.android.quickstep.views.RecentsView]. This util class contains refactored
+ * and extracted functions from RecentsView to facilitate the implementation of unit tests.
+ */
+class RecentsViewUtils {
+
+    /**
+     * Sort task groups to move desktop tasks to the end of the list.
+     *
+     * @param tasks List of group tasks to be sorted.
+     * @return Sorted list of GroupTasks to be used in the RecentsView.
+     */
+    fun sortDesktopTasksToFront(tasks: List<GroupTask>): List<GroupTask> {
+        val (desktopTasks, otherTasks) = tasks.partition { it.taskViewType == TaskViewType.DESKTOP }
+        return otherTasks + desktopTasks
+    }
+
+    fun getFocusedTaskIndex(taskGroups: List<GroupTask>): Int {
+        // The focused task index is placed after the desktop tasks views.
+        return if (enableLargeDesktopWindowingTile()) {
+            taskGroups.count { it.taskViewType == TaskViewType.DESKTOP }
+        } else {
+            0
+        }
+    }
+
+    /**
+     * Counts [numChildren] that are [DesktopTaskView] instances.
+     *
+     * @param numChildren Quantity of children to transverse
+     * @param getTaskViewAt Function that provides a TaskView given an index
+     */
+    fun getDesktopTaskViewCount(numChildren: Int, getTaskViewAt: (Int) -> TaskView?): Int =
+        (0 until numChildren).count { getTaskViewAt(it) is DesktopTaskView }
+
+    /**
+     * Returns the first TaskView that should be displayed as a large tile.
+     *
+     * @param numChildren Quantity of children to transverse
+     * @param getTaskViewAt Function that provides a TaskView given an index
+     */
+    fun getFirstLargeTaskView(numChildren: Int, getTaskViewAt: (Int) -> TaskView?): TaskView? {
+        return (0 until numChildren).firstNotNullOfOrNull { index ->
+            val taskView = getTaskViewAt(index)
+            if (taskView?.isLargeTile == true) taskView else null
+        }
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
index 9f268a0420..8b87718163 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -191,7 +191,7 @@ public final class DigitalWellBeingToast {
     private @SplitBannerConfig int getSplitBannerConfig() {
         if (mSplitBounds == null
                 || !mContainer.getDeviceProfile().isTablet
-                || mTaskView.isFocusedTask()) {
+                || mTaskView.isLargeTile()) {
             return SPLIT_BANNER_FULLSCREEN;
         }
 
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index bb2a12f87e..e05349756a 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -37,6 +37,7 @@ import static com.android.launcher3.AbstractFloatingView.getTopOpenViewWithType;
 import static com.android.launcher3.BaseActivity.STATE_HANDLER_INVISIBILITY_FLAGS;
 import static com.android.launcher3.Flags.enableAdditionalHomeAnimations;
 import static com.android.launcher3.Flags.enableGridOnlyOverview;
+import static com.android.launcher3.Flags.enableLargeDesktopWindowingTile;
 import static com.android.launcher3.Flags.enableRefactorTaskThumbnail;
 import static com.android.launcher3.LauncherAnimUtils.SUCCESS_TRANSITION_PROGRESS;
 import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
@@ -211,6 +212,7 @@ import com.android.quickstep.util.GroupTask;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.util.RecentsAtomicAnimationFactory;
 import com.android.quickstep.util.RecentsOrientedState;
+import com.android.quickstep.util.RecentsViewUtils;
 import com.android.quickstep.util.SplitAnimationController.Companion.SplitAnimInitProps;
 import com.android.quickstep.util.SplitAnimationTimings;
 import com.android.quickstep.util.SplitSelectStateController;
@@ -254,8 +256,8 @@ import java.util.stream.Collectors;
  * @param <CONTAINER_TYPE> : the container that should host recents view
  * @param <STATE_TYPE>     : the type of base state that will be used
  */
-
-public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewContainer,
+public abstract class RecentsView<
+        CONTAINER_TYPE extends Context & RecentsViewContainer,
         STATE_TYPE extends BaseState<STATE_TYPE>> extends PagedView implements Insettable,
         TaskThumbnailCache.HighResLoadingState.HighResLoadingStateChangedCallback,
         TaskVisualsChangeListener {
@@ -656,7 +658,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
     protected boolean mRunningTaskTileHidden;
     @Nullable
     private Task[] mTmpRunningTasks;
-    protected int mFocusedTaskViewId = -1;
+    protected int mFocusedTaskViewId = INVALID_TASK_ID;
 
     private boolean mTaskIconScaledDown = false;
     private boolean mRunningTaskShowScreenshot = false;
@@ -813,7 +815,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
     private boolean mAnyTaskHasBeenDismissed;
 
     private final RecentsViewModel mRecentsViewModel;
-    private final RecentsViewHelper mHelper;
+    private final RecentsViewModelHelper mHelper;
+
+    private final RecentsViewUtils mRecentsViewUtils = new RecentsViewUtils();
 
     public RecentsView(Context context, @Nullable AttributeSet attrs, int defStyleAttr,
             BaseContainerInterface sizeStrategy) {
@@ -835,7 +839,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     recentsDependencies.inject(RecentTasksRepository.class),
                     recentsDependencies.inject(RecentsViewData.class)
             );
-            mHelper = new RecentsViewHelper(mRecentsViewModel);
+            mHelper = new RecentsViewModelHelper(mRecentsViewModel);
 
             recentsDependencies.provide(RecentsRotationStateRepository.class,
                     () -> new RecentsRotationStateRepositoryImpl(mOrientationState));
@@ -1685,10 +1689,10 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                 }
                 TaskView taskView = getTaskViewAt(mNextPage);
                 // Snap to fully visible focused task and clear all button.
-                boolean shouldSnapToFocusedTask = taskView != null && taskView.isFocusedTask()
+                boolean shouldSnapToLargeTask = taskView != null && taskView.isLargeTile()
                         && isTaskViewFullyVisible(taskView);
                 boolean shouldSnapToClearAll = mNextPage == indexOfChild(mClearAllButton);
-                if (!shouldSnapToFocusedTask && !shouldSnapToClearAll) {
+                if (!shouldSnapToLargeTask && !shouldSnapToClearAll) {
                     return;
                 }
             }
@@ -1748,7 +1752,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
             return;
         }
 
-        if (mCurrentPage == 0) {
+        int frontIndex = enableLargeDesktopWindowingTile() ? getDesktopTaskViewCount() : 0;
+
+        if (mCurrentPage <= frontIndex) {
             return;
         }
 
@@ -1760,8 +1766,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         removeView(runningTaskView);
         mMovingTaskView = null;
         runningTaskView.resetPersistentViewTransforms();
-        addView(runningTaskView, 0);
-        setCurrentPage(0);
+
+        addView(runningTaskView, frontIndex);
+        setCurrentPage(frontIndex);
 
         updateTaskSize();
     }
@@ -1779,7 +1786,8 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
 
     protected void applyLoadPlan(List<GroupTask> taskGroups) {
         if (mPendingAnimation != null) {
-            mPendingAnimation.addEndListener(success -> applyLoadPlan(taskGroups));
+            final List<GroupTask> finalTaskGroups = taskGroups;
+            mPendingAnimation.addEndListener(success -> applyLoadPlan(finalTaskGroups));
             return;
         }
 
@@ -1824,7 +1832,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
 
         // Reset the focused task to avoiding initializing TaskViews layout as focused task during
         // binding. The focused task view will be updated after all the TaskViews are bound.
-        mFocusedTaskViewId = INVALID_TASK_ID;
+        setFocusedTaskViewId(INVALID_TASK_ID);
 
         // Removing views sets the currentPage to 0, so we save this and restore it after
         // the new set of views are added
@@ -1847,6 +1855,11 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         // Clear out desktop view if it is set
         mDesktopTaskView = null;
 
+        // Move Desktop Tasks to the end of the list
+        if (enableLargeDesktopWindowingTile()) {
+            taskGroups = mRecentsViewUtils.sortDesktopTasksToFront(taskGroups);
+        }
+
         // Add views as children based on whether it's grouped or single task. Looping through
         // taskGroups backwards populates the thumbnail grid from least recent to most recent.
         for (int i = taskGroups.size() - 1; i >= 0; i--) {
@@ -1900,11 +1913,14 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         // Keep same previous focused task
         TaskView newFocusedTaskView = getTaskViewByTaskIds(focusedTaskIds);
         // If the list changed, maybe the focused task doesn't exist anymore
-        if (newFocusedTaskView == null && getTaskViewCount() > 0) {
-            newFocusedTaskView = getTaskViewAt(0);
+        int newFocusedTaskViewIndex = mRecentsViewUtils.getFocusedTaskIndex(taskGroups);
+        if (newFocusedTaskView == null && getTaskViewCount() > newFocusedTaskViewIndex) {
+            newFocusedTaskView = getTaskViewAt(newFocusedTaskViewIndex);
         }
-        mFocusedTaskViewId = newFocusedTaskView != null && !enableGridOnlyOverview()
-                ? newFocusedTaskView.getTaskViewId() : INVALID_TASK_ID;
+
+        setFocusedTaskViewId(newFocusedTaskView != null && !enableGridOnlyOverview()
+                ? newFocusedTaskView.getTaskViewId() : INVALID_TASK_ID);
+
         updateTaskSize();
         updateChildTaskOrientations();
 
@@ -1944,8 +1960,8 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
             // Set the current page to the running task, but not if settling on new task.
             if (hasAllValidTaskIds(runningTaskIds)) {
                 targetPage = indexOfChild(newRunningTaskView);
-            } else if (getTaskViewCount() > 0) {
-                targetPage = indexOfChild(requireTaskViewAt(0));
+            } else if (getTaskViewCount() > newFocusedTaskViewIndex) {
+                targetPage = indexOfChild(requireTaskViewAt(newFocusedTaskViewIndex));
             }
         }
         if (targetPage != -1 && mCurrentPage != targetPage) {
@@ -1970,6 +1986,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
             // generally map to the same task.
             mIgnoreResetTaskId = INVALID_TASK_ID;
         }
+
         resetTaskVisuals();
         onTaskStackUpdated();
         updateEnabledOverlays();
@@ -2010,14 +2027,13 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         return taskViewCount;
     }
 
-    public int getGroupedTaskViewCount() {
-        int groupViewCount = 0;
-        for (int i = 0; i < getChildCount(); i++) {
-            if (getChildAt(i) instanceof GroupedTaskView) {
-                groupViewCount++;
-            }
-        }
-        return groupViewCount;
+    /**
+     * Transverse RecentsView children to calculate the amount of DesktopTaskViews.
+     *
+     * @return Number of children that are instances of DesktopTaskView
+     */
+    private int getDesktopTaskViewCount() {
+        return mRecentsViewUtils.getDesktopTaskViewCount(getChildCount(), this::getTaskViewAt);
     }
 
     /**
@@ -2549,7 +2565,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         mCurrentPageScrollDiff = 0;
         mIgnoreResetTaskId = -1;
         mTaskListChangeId = -1;
-        mFocusedTaskViewId = -1;
+        setFocusedTaskViewId(INVALID_TASK_ID);
         mAnyTaskHasBeenDismissed = false;
 
 
@@ -2621,6 +2637,10 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         return getTaskViewFromTaskViewId(mFocusedTaskViewId);
     }
 
+    private @Nullable TaskView getFirstLargeTaskView() {
+        return mRecentsViewUtils.getFirstLargeTaskView(getChildCount(), this::getTaskViewAt);
+    }
+
     @Nullable
     private TaskView getTaskViewFromTaskViewId(int taskViewId) {
         if (taskViewId == -1) {
@@ -2882,6 +2902,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         if (runningTasks.length == 0) {
             return;
         }
+
         int runningTaskViewId = -1;
         boolean needGroupTaskView = runningTasks.length > 1;
         boolean needDesktopTask = hasDesktopTask(runningTasks);
@@ -2926,7 +2947,11 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
 
         boolean runningTaskTileHidden = mRunningTaskTileHidden;
         setCurrentTask(runningTaskViewId);
-        mFocusedTaskViewId = enableGridOnlyOverview() ? INVALID_TASK_ID : runningTaskViewId;
+
+        boolean shouldFocusRunningTask = !(enableGridOnlyOverview()
+                && (enableLargeDesktopWindowingTile()
+                || getRunningTaskView() instanceof DesktopTaskView));
+        setFocusedTaskViewId(shouldFocusRunningTask ? runningTaskViewId : INVALID_TASK_ID);
         runOnPageScrollsInitialized(() -> setCurrentPage(getRunningTaskIndex()));
         setRunningTaskViewShowScreenshot(false);
         setRunningTaskHidden(runningTaskTileHidden);
@@ -2978,6 +3003,10 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         }
     }
 
+    private void setFocusedTaskViewId(int viewId) {
+        mFocusedTaskViewId = viewId;
+    }
+
     private int getTaskViewIdFromTaskId(int taskId) {
         TaskView taskView = getTaskViewByTaskId(taskId);
         return taskView != null ? taskView.getTaskViewId() : -1;
@@ -3077,8 +3106,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         float[] gridTranslations = new float[taskCount];
 
         int focusedTaskIndex = Integer.MAX_VALUE;
+        Set<Integer> largeTasksIndices = new HashSet<>();
         int focusedTaskShift = 0;
-        int focusedTaskWidthAndSpacing = 0;
+        int largeTaskWidthAndSpacing = 0;
         int snappedTaskRowWidth = 0;
         int snappedPage = isKeyboardTaskFocusPending() ? mKeyboardTaskFocusIndex : getNextPage();
         TaskView snappedTaskView = getTaskViewAt(snappedPage);
@@ -3095,12 +3125,11 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
             // Evenly distribute tasks between rows unless rearranging due to task dismissal, in
             // which case keep tasks in their respective rows. For the running task, don't join
             // the grid.
-            if (taskView.isFocusedTask()) {
+            boolean isLargeTile = taskView.isLargeTile();
+
+            if (isLargeTile) {
                 topRowWidth += taskWidthAndSpacing;
                 bottomRowWidth += taskWidthAndSpacing;
-
-                focusedTaskIndex = i;
-                focusedTaskWidthAndSpacing = taskWidthAndSpacing;
                 gridTranslations[i] += focusedTaskShift;
                 gridTranslations[i] += mIsRtl ? taskWidthAndSpacing : -taskWidthAndSpacing;
 
@@ -3108,6 +3137,12 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                 taskView.setGridTranslationY((mLastComputedTaskSize.height() + taskTopMargin
                         - taskView.getLayoutParams().height) / 2f);
 
+                if (taskView.getTaskViewId() == mFocusedTaskViewId) {
+                    focusedTaskIndex = i;
+                }
+                largeTasksIndices.add(i);
+                largeTaskWidthAndSpacing = taskWidthAndSpacing;
+
                 if (taskView == snappedTaskView) {
                     // If focused task is snapped, the row width is just task width and spacing.
                     snappedTaskRowWidth = taskWidthAndSpacing;
@@ -3116,7 +3151,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                 if (i > focusedTaskIndex) {
                     // For tasks after the focused task, shift by focused task's width and spacing.
                     gridTranslations[i] +=
-                            mIsRtl ? focusedTaskWidthAndSpacing : -focusedTaskWidthAndSpacing;
+                            mIsRtl ? largeTaskWidthAndSpacing : -largeTaskWidthAndSpacing;
                 } else {
                     // For task before the focused task, accumulate the width and spacing to
                     // calculate the distance focused task need to shift.
@@ -3152,7 +3187,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     // Move horizontally into empty space.
                     float widthOffset = 0;
                     for (int j = i - 1; !topSet.contains(j) && j >= 0; j--) {
-                        if (j == focusedTaskIndex) {
+                        if (largeTasksIndices.contains(j)) {
                             continue;
                         }
                         widthOffset += requireTaskViewAt(j).getLayoutParams().width + mPageSpacing;
@@ -3171,7 +3206,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     // Move horizontally into empty space.
                     float widthOffset = 0;
                     for (int j = i - 1; !bottomSet.contains(j) && j >= 0; j--) {
-                        if (j == focusedTaskIndex) {
+                        if (largeTasksIndices.contains(j)) {
                             continue;
                         }
                         widthOffset += requireTaskViewAt(j).getLayoutParams().width + mPageSpacing;
@@ -3221,6 +3256,16 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         // accordingly. Update longRowWidth if ClearAllButton has been moved.
         float clearAllShortTotalWidthTranslation = 0;
         int longRowWidth = Math.max(topRowWidth, bottomRowWidth);
+
+        // If Recents contains only large task sizes, it should only consider 1 large size
+        // for ClearAllButton translation. The space at the left side of the large task will be
+        // empty and it should be move ClearAllButton further away as well.
+        // TODO(b/359573248): Validate the translation for ClearAllButton for grid only.
+        boolean hasOnlyLargeTasks = taskCount == largeTasksIndices.size();
+        if (enableLargeDesktopWindowingTile() && hasOnlyLargeTasks) {
+            longRowWidth = largeTaskWidthAndSpacing;
+        }
+
         if (longRowWidth < mLastComputedGridSize.width()) {
             mClearAllShortTotalWidthTranslation =
                     (mIsRtl
@@ -3241,10 +3286,10 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         float clearAllTotalTranslationX =
                 clearAllAccumulatedTranslation + clearAllShorterRowCompensation
                         + clearAllShortTotalWidthTranslation + snappedTaskNonGridScrollAdjustment;
-        if (focusedTaskIndex < taskCount) {
+        if (!largeTasksIndices.isEmpty()) {
             // Shift by focused task's width and spacing if a task is focused.
             clearAllTotalTranslationX +=
-                    mIsRtl ? focusedTaskWidthAndSpacing : -focusedTaskWidthAndSpacing;
+                    mIsRtl ? largeTaskWidthAndSpacing : -largeTaskWidthAndSpacing;
         }
 
         // Make sure there are enough space between snapped page and ClearAllButton, for the case
@@ -3284,7 +3329,6 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         mClearAllButton.setGridScrollOffset(
                 mIsRtl ? mLastComputedTaskSize.left - mLastComputedGridSize.left
                         : mLastComputedTaskSize.right - mLastComputedGridSize.right);
-
         setGridProgress(mGridProgress);
     }
 
@@ -3292,11 +3336,11 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         if (taskView1 == null || taskView2 == null) {
             return false;
         }
-        int taskViewId1 = taskView1.getTaskViewId();
-        int taskViewId2 = taskView2.getTaskViewId();
-        if (taskViewId1 == mFocusedTaskViewId || taskViewId2 == mFocusedTaskViewId) {
+        if (taskView1.isLargeTile() || taskView2.isLargeTile()) {
             return false;
         }
+        int taskViewId1 = taskView1.getTaskViewId();
+        int taskViewId2 = taskView2.getTaskViewId();
         return (mTopRowIdSet.contains(taskViewId1) && mTopRowIdSet.contains(taskViewId2)) || (
                 !mTopRowIdSet.contains(taskViewId1) && !mTopRowIdSet.contains(taskViewId2));
     }
@@ -3549,11 +3593,11 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     isStagingFocusedTask = true;
                 } else {
                     nextFocusedTaskFromTop =
-                            mTopRowIdSet.size() > 0 && mTopRowIdSet.size() >= (taskCount - 1) / 2f;
+                            !mTopRowIdSet.isEmpty() && mTopRowIdSet.size() >= (taskCount - 1) / 2f;
                     // Pick the next focused task from the preferred row.
                     for (int i = 0; i < taskCount; i++) {
                         TaskView taskView = requireTaskViewAt(i);
-                        if (taskView == dismissedTaskView) {
+                        if (taskView == dismissedTaskView || taskView.isLargeTile()) {
                             continue;
                         }
                         boolean isTopRow = mTopRowIdSet.contains(taskView.getTaskViewId());
@@ -4017,9 +4061,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     } else {
                         // Update focus task and its size.
                         if (finalIsFocusedTaskDismissed && finalNextFocusedTaskView != null) {
-                            mFocusedTaskViewId = enableGridOnlyOverview()
+                            setFocusedTaskViewId(enableGridOnlyOverview()
                                     ? INVALID_TASK_ID
-                                    : finalNextFocusedTaskView.getTaskViewId();
+                                    : finalNextFocusedTaskView.getTaskViewId());
                             mTopRowIdSet.remove(mFocusedTaskViewId);
                             finalNextFocusedTaskView.animateIconScaleAndDimIntoView();
                         }
@@ -4162,8 +4206,9 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         IntArray bottomArray = new IntArray(bottomRowIdArraySize);
         int taskViewCount = getTaskViewCount();
         for (int i = 0; i < taskViewCount; i++) {
-            int taskViewId = requireTaskViewAt(i).getTaskViewId();
-            if (!mTopRowIdSet.contains(taskViewId) && taskViewId != mFocusedTaskViewId) {
+            TaskView taskView = requireTaskViewAt(i);
+            int taskViewId = taskView.getTaskViewId();
+            if (!mTopRowIdSet.contains(taskViewId) && !taskView.isLargeTile()) {
                 bottomArray.add(taskViewId);
             }
         }
@@ -4269,6 +4314,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         }
 
         // Init task grid nav helper with top/bottom id arrays.
+        // TODO(b/361070854): Add keyboard navigation for all large tiles.
         TaskGridNavHelper taskGridNavHelper = new TaskGridNavHelper(getTopRowIdArray(),
                 getBottomRowIdArray(), mFocusedTaskViewId);
 
@@ -4597,9 +4643,10 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                 ? (runningTask == null ? INVALID_PAGE : indexOfChild(runningTask))
                 : mOffsetMidpointIndexOverride;
         int modalMidpoint = getCurrentPage();
-        boolean isModalGridWithoutFocusedTask =
-                showAsGrid && enableGridOnlyOverview() && mTaskModalness > 0;
-        if (isModalGridWithoutFocusedTask) {
+        boolean shouldCalculateOffsetForAllTasks = showAsGrid
+                && (enableGridOnlyOverview() || enableLargeDesktopWindowingTile())
+                && mTaskModalness > 0;
+        if (shouldCalculateOffsetForAllTasks) {
             modalMidpoint = indexOfChild(mSelectedTask);
         }
 
@@ -4638,7 +4685,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
                     : i < midpoint
                             ? leftOffsetSize
                             : rightOffsetSize;
-            if (isModalGridWithoutFocusedTask) {
+            if (shouldCalculateOffsetForAllTasks) {
                 gridOffsetSize = getHorizontalOffsetSize(i, modalMidpoint, modalOffset);
                 gridOffsetSize = Math.abs(gridOffsetSize) * (i <= modalMidpoint ? 1 : -1);
             }
@@ -5244,10 +5291,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
 
         float toScale = getMaxScaleForFullScreen();
         boolean showAsGrid = showAsGrid();
-        boolean zoomInTaskView = showAsGrid
-                ? ((taskView.isFocusedTask() && isTaskViewFullyVisible(taskView))
-                || taskView instanceof DesktopTaskView)
-                : taskIndex == centerTaskIndex;
+        boolean zoomInTaskView = showAsGrid ? taskView.isLargeTile() : taskIndex == centerTaskIndex;
         if (zoomInTaskView) {
             anim.play(ObjectAnimator.ofFloat(this, RECENTS_SCALE_PROPERTY, toScale));
             anim.play(ObjectAnimator.ofFloat(this, FULLSCREEN_PROGRESS, 1));
@@ -5728,8 +5772,8 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
     }
 
     private int getFirstViewIndex() {
-        TaskView focusedTaskView = mShowAsGridLastOnLayout ? getFocusedTaskView() : null;
-        return focusedTaskView != null ? indexOfChild(focusedTaskView) : 0;
+        TaskView firstTaskView = mShowAsGridLastOnLayout ? getFirstLargeTaskView() : null;
+        return firstTaskView != null ? indexOfChild(firstTaskView) : 0;
     }
 
     private int getLastViewIndex() {
@@ -5747,7 +5791,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
         }
 
         // Returns focus task if there are no grid tasks.
-        return indexOfChild(getFocusedTaskView());
+        return indexOfChild(getFirstLargeTaskView());
     }
 
     /**
@@ -5963,7 +6007,7 @@ public abstract class RecentsView<CONTAINER_TYPE extends Context & RecentsViewCo
     public boolean isOnGridBottomRow(TaskView taskView) {
         return showAsGrid()
                 && !mTopRowIdSet.contains(taskView.getTaskViewId())
-                && taskView.getTaskViewId() != mFocusedTaskViewId;
+                && !taskView.isLargeTile();
     }
 
     public Consumer<MotionEvent> getEventDispatcher(float navbarRotation) {
diff --git a/quickstep/src/com/android/quickstep/views/RecentsViewHelper.kt b/quickstep/src/com/android/quickstep/views/RecentsViewModelHelper.kt
similarity index 92%
rename from quickstep/src/com/android/quickstep/views/RecentsViewHelper.kt
rename to quickstep/src/com/android/quickstep/views/RecentsViewModelHelper.kt
index e8c971857c..5b71da10b0 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsViewHelper.kt
+++ b/quickstep/src/com/android/quickstep/views/RecentsViewModelHelper.kt
@@ -27,8 +27,8 @@ import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 
-/** Helper for [RecentsView] to interact with coroutine. */
-class RecentsViewHelper(private val recentsViewModel: RecentsViewModel) {
+/** Helper for [RecentsView] to interact with the [RecentsViewModel]. */
+class RecentsViewModelHelper(private val recentsViewModel: RecentsViewModel) {
     private lateinit var viewAttachedScope: CoroutineScope
 
     fun onAttachedToWindow() {
@@ -43,7 +43,7 @@ class RecentsViewHelper(private val recentsViewModel: RecentsViewModel) {
     fun switchToScreenshot(
         taskView: TaskView,
         recentsAnimationController: RecentsAnimationController,
-        onFinishRunnable: Runnable
+        onFinishRunnable: Runnable,
     ) {
         val updatedThumbnails =
             taskView.taskContainers.associate {
@@ -55,7 +55,7 @@ class RecentsViewHelper(private val recentsViewModel: RecentsViewModel) {
     fun switchToScreenshot(
         taskView: TaskView,
         updatedThumbnails: Map<Int, ThumbnailData>?,
-        onFinishRunnable: Runnable
+        onFinishRunnable: Runnable,
     ) {
         // Update recentsViewModel and apply the thumbnailOverride ASAP, before waiting inside
         // viewAttachedScope.
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuViewWithArrow.kt b/quickstep/src/com/android/quickstep/views/TaskMenuViewWithArrow.kt
index 158ae331a8..19d706fbb7 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuViewWithArrow.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuViewWithArrow.kt
@@ -99,7 +99,7 @@ class TaskMenuViewWithArrow<T> : ArrowPopup<T> where T : RecentsViewContainer, T
     private var optionMeasuredHeight = 0
     private val arrowHorizontalPadding: Int
         get() =
-            if (taskView.isFocusedTask)
+            if (taskView.isLargeTile)
                 resources.getDimensionPixelSize(R.dimen.task_menu_horizontal_padding)
             else 0
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.kt b/quickstep/src/com/android/quickstep/views/TaskView.kt
index 176a538d48..50a1356681 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.kt
+++ b/quickstep/src/com/android/quickstep/views/TaskView.kt
@@ -49,6 +49,7 @@ import com.android.launcher3.Flags.enableCursorHoverStates
 import com.android.launcher3.Flags.enableFocusOutline
 import com.android.launcher3.Flags.enableGridOnlyOverview
 import com.android.launcher3.Flags.enableHoverOfChildElementsInTaskview
+import com.android.launcher3.Flags.enableLargeDesktopWindowingTile
 import com.android.launcher3.Flags.enableOverviewIconMenu
 import com.android.launcher3.Flags.enableRefactorTaskThumbnail
 import com.android.launcher3.R
@@ -108,7 +109,7 @@ constructor(
     defStyleRes: Int = 0,
     focusBorderAnimator: BorderAnimator? = null,
     hoverBorderAnimator: BorderAnimator? = null,
-    type: TaskViewType = TaskViewType.SINGLE
+    private val type: TaskViewType = TaskViewType.SINGLE,
 ) : FrameLayout(context, attrs), ViewPool.Reusable {
     /**
      * Used in conjunction with [onTaskListVisibilityChanged], providing more granularity on which
@@ -133,13 +134,15 @@ constructor(
 
     val isGridTask: Boolean
         /** Returns whether the task is part of overview grid and not being focused. */
-        get() = container.deviceProfile.isTablet && !isFocusedTask
+        get() = container.deviceProfile.isTablet && !isLargeTile
 
     val isRunningTask: Boolean
         get() = this === recentsView?.runningTaskView
 
-    val isFocusedTask: Boolean
-        get() = this === recentsView?.focusedTaskView
+    val isLargeTile: Boolean
+        get() =
+            this == recentsView?.focusedTaskView ||
+                (enableLargeDesktopWindowingTile() && type == TaskViewType.DESKTOP)
 
     val taskCornerRadius: Float
         get() = currentFullscreenParams.cornerRadius
@@ -521,7 +524,7 @@ constructor(
     public override fun onFocusChanged(
         gainFocus: Boolean,
         direction: Int,
-        previouslyFocusedRect: Rect?
+        previouslyFocusedRect: Rect?,
     ) {
         super.onFocusChanged(gainFocus, direction, previouslyFocusedRect)
         if (borderEnabled) {
@@ -682,7 +685,7 @@ constructor(
     open fun bind(
         task: Task,
         orientedState: RecentsOrientedState,
-        taskOverlayFactory: TaskOverlayFactory
+        taskOverlayFactory: TaskOverlayFactory,
     ) {
 
         cancelPendingLoadTasks()
@@ -707,7 +710,7 @@ constructor(
         @IdRes iconViewId: Int,
         @IdRes showWindowViewId: Int,
         @StagePosition stagePosition: Int,
-        taskOverlayFactory: TaskOverlayFactory
+        taskOverlayFactory: TaskOverlayFactory,
     ): TaskContainer {
         val thumbnailViewDeprecated: TaskThumbnailViewDeprecated = findViewById(thumbnailViewId)!!
         val snapshotView =
@@ -777,7 +780,7 @@ constructor(
     fun updateTaskSize(
         lastComputedTaskSize: Rect,
         lastComputedGridTaskSize: Rect,
-        lastComputedCarouselTaskSize: Rect
+        lastComputedCarouselTaskSize: Rect,
     ) {
         val thumbnailPadding = container.deviceProfile.overviewTaskThumbnailTopMarginPx
         val taskWidth = lastComputedTaskSize.width()
@@ -789,9 +792,10 @@ constructor(
         if (container.deviceProfile.isTablet) {
             val boxWidth: Int
             val boxHeight: Int
-            if (isFocusedTask) {
-                // Task will be focused and should use focused task size. Use focusTaskRatio
-                // that is associated with the original orientation of the focused task.
+
+            // Focused task and Desktop tasks should use focusTaskRatio that is associated
+            // with the original orientation of the focused task.
+            if (isLargeTile) {
                 boxWidth = taskWidth
                 boxHeight = taskHeight
             } else {
@@ -1334,7 +1338,7 @@ constructor(
     private fun computeAndSetIconTouchDelegate(
         view: TaskViewIcon,
         tempCenterCoordinates: FloatArray,
-        transformingTouchDelegate: TransformingTouchDelegate
+        transformingTouchDelegate: TransformingTouchDelegate,
     ) {
         val viewHalfWidth = view.width / 2f
         val viewHalfHeight = view.height / 2f