diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 9d2bb58cdf0f6..2f12fecb7fd04 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -310,6 +310,16 @@ public final class ViewRootImpl implements ViewParent,
     public static final boolean CLIENT_TRANSIENT =
             SystemProperties.getBoolean("persist.wm.debug.client_transient", false);
 
+    /**
+     * Whether the client (system UI) is handling the immersive confirmation window. If
+     * {@link CLIENT_TRANSIENT} is set to true, the immersive confirmation window will always be the
+     * client instance and this flag will be ignored. Otherwise, the immersive confirmation window
+     * can be switched freely by this flag.
+     * @hide
+     */
+    public static final boolean CLIENT_IMMERSIVE_CONFIRMATION =
+            SystemProperties.getBoolean("persist.wm.debug.client_immersive_confirmation", false);
+
     /**
      * Whether the client should compute the window frame on its own.
      * @hide
diff --git a/core/java/android/view/WindowManager.java b/core/java/android/view/WindowManager.java
index d702367965a1a..f5a5c40070554 100644
--- a/core/java/android/view/WindowManager.java
+++ b/core/java/android/view/WindowManager.java
@@ -3097,6 +3097,16 @@ public interface WindowManager extends ViewManager {
          */
         public static final int PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE = 1 << 16;
 
+        /**
+         * Flag to indicate that this window is a immersive mode confirmation window. The window
+         * should be ignored when calculating insets control. This is used for prompt window
+         * triggered by insets visibility changes. If it can take over the insets control, the
+         * visibility will change unexpectedly and the window may dismiss itself. Power button panic
+         * handling will be disabled when this window exists.
+         * @hide
+         */
+        public static final int PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW = 1 << 17;
+
         /**
          * Flag to indicate that any window added by an application process that is of type
          * {@link #TYPE_TOAST} or that requires
@@ -3241,6 +3251,7 @@ public interface WindowManager extends ViewManager {
                 PRIVATE_FLAG_LAYOUT_CHILD_WINDOW_IN_PARENT_FRAME,
                 PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS,
                 PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE,
+                PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW,
                 SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS,
                 PRIVATE_FLAG_IS_ROUNDED_CORNERS_OVERLAY,
                 PRIVATE_FLAG_EXCLUDE_FROM_SCREEN_MAGNIFICATION,
@@ -3324,6 +3335,10 @@ public interface WindowManager extends ViewManager {
                         mask = PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE,
                         equals = PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE,
                         name = "SUSTAINED_PERFORMANCE_MODE"),
+                @ViewDebug.FlagToString(
+                        mask = PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW,
+                        equals = PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW,
+                        name = "IMMERSIVE_CONFIRMATION_WINDOW"),
                 @ViewDebug.FlagToString(
                         mask = SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS,
                         equals = SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS,
diff --git a/core/java/com/android/internal/statusbar/IStatusBar.aidl b/core/java/com/android/internal/statusbar/IStatusBar.aidl
index d2564fb9c268f..c6f5086b83468 100644
--- a/core/java/com/android/internal/statusbar/IStatusBar.aidl
+++ b/core/java/com/android/internal/statusbar/IStatusBar.aidl
@@ -63,6 +63,19 @@ oneway interface IStatusBar
     void cancelPreloadRecentApps();
     void showScreenPinningRequest(int taskId);
 
+    /**
+     * Notify system UI the immersive prompt should be dismissed as confirmed, and the confirmed
+     * status should be saved without user clicking on the button. This could happen when a user
+     * swipe on the edge with the confirmation prompt showing.
+     */
+    void confirmImmersivePrompt();
+
+    /**
+     * Notify system UI the immersive mode changed. This shall be removed when client immersive is
+     * enabled.
+     */
+    void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode);
+
     void dismissKeyboardShortcutsMenu();
     void toggleKeyboardShortcutsMenu(int deviceId);
 
diff --git a/packages/SystemUI/res/drawable/immersive_cling_bg_circ.xml b/packages/SystemUI/res/drawable/immersive_cling_bg_circ.xml
index 4029702ec6b4d..32e88ab22b911 100644
--- a/packages/SystemUI/res/drawable/immersive_cling_bg_circ.xml
+++ b/packages/SystemUI/res/drawable/immersive_cling_bg_circ.xml
@@ -17,7 +17,7 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="oval" >
 
-    <solid android:color="@android:color/white" />
+    <solid android:color="?android:attr/colorBackground" />
 
     <size
         android:height="56dp"
diff --git a/packages/SystemUI/res/drawable/immersive_cling_light_bg_circ.xml b/packages/SystemUI/res/drawable/immersive_cling_light_bg_circ.xml
index e3c7d0ce89aa6..12c3e23bf0a0a 100644
--- a/packages/SystemUI/res/drawable/immersive_cling_light_bg_circ.xml
+++ b/packages/SystemUI/res/drawable/immersive_cling_light_bg_circ.xml
@@ -17,7 +17,7 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="oval" >
 
-    <solid android:color="#80ffffff" />
+    <solid android:color="?android:attr/colorBackground" />
 
     <size
         android:height="76dp"
diff --git a/packages/SystemUI/res/layout/immersive_mode_cling.xml b/packages/SystemUI/res/layout/immersive_mode_cling.xml
index bfb8184ee0443..e6529b9aa9a1b 100644
--- a/packages/SystemUI/res/layout/immersive_mode_cling.xml
+++ b/packages/SystemUI/res/layout/immersive_mode_cling.xml
@@ -58,7 +58,7 @@
             android:paddingStart="48dp"
             android:paddingTop="40dp"
             android:text="@string/immersive_cling_title"
-            android:textColor="@android:color/white"
+            android:textColor="?android:attr/textColorPrimaryInverse"
             android:textSize="24sp" />
 
     <TextView
@@ -70,7 +70,7 @@
             android:paddingStart="48dp"
             android:paddingTop="12.6dp"
             android:text="@string/immersive_cling_description"
-            android:textColor="@android:color/white"
+            android:textColor="?android:attr/textColorPrimaryInverse"
             android:textSize="16sp" />
 
     <Button
@@ -85,7 +85,7 @@
             android:paddingEnd="8dp"
             android:paddingStart="8dp"
             android:text="@string/immersive_cling_positive"
-            android:textColor="@android:color/white"
+            android:textColor="?android:attr/textColorPrimaryInverse"
             android:textSize="14sp" />
 
 </RelativeLayout>
diff --git a/packages/SystemUI/src/com/android/systemui/dagger/SystemUICoreStartableModule.kt b/packages/SystemUI/src/com/android/systemui/dagger/SystemUICoreStartableModule.kt
index b1f513d0945c3..6e70cf17825ed 100644
--- a/packages/SystemUI/src/com/android/systemui/dagger/SystemUICoreStartableModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/dagger/SystemUICoreStartableModule.kt
@@ -48,6 +48,7 @@ import com.android.systemui.reardisplay.RearDisplayDialogController
 import com.android.systemui.recents.Recents
 import com.android.systemui.settings.dagger.MultiUserUtilsModule
 import com.android.systemui.shortcut.ShortcutKeyDispatcher
+import com.android.systemui.statusbar.ImmersiveModeConfirmation
 import com.android.systemui.statusbar.notification.InstantAppNotifier
 import com.android.systemui.statusbar.phone.KeyguardLiftController
 import com.android.systemui.statusbar.phone.LockscreenWallpaper
@@ -159,6 +160,12 @@ abstract class SystemUICoreStartableModule {
     @ClassKey(Recents::class)
     abstract fun bindRecents(sysui: Recents): CoreStartable
 
+    /** Inject into ImmersiveModeConfirmation.  */
+    @Binds
+    @IntoMap
+    @ClassKey(ImmersiveModeConfirmation::class)
+    abstract fun bindImmersiveModeConfirmation(sysui: ImmersiveModeConfirmation): CoreStartable
+
     /** Inject into RingtonePlayer.  */
     @Binds
     @IntoMap
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
index 92df78bac17f7..6304c1ea2635f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
@@ -168,7 +168,10 @@ public class CommandQueue extends IStatusBar.Stub implements
     private static final int MSG_ENTER_STAGE_SPLIT_FROM_RUNNING_APP = 71 << MSG_SHIFT;
     private static final int MSG_SHOW_MEDIA_OUTPUT_SWITCHER = 72 << MSG_SHIFT;
     private static final int MSG_TOGGLE_TASKBAR = 73 << MSG_SHIFT;
-
+    private static final int MSG_SETTING_CHANGED = 74 << MSG_SHIFT;
+    private static final int MSG_LOCK_TASK_MODE_CHANGED = 75 << MSG_SHIFT;
+    private static final int MSG_CONFIRM_IMMERSIVE_PROMPT = 77 << MSG_SHIFT;
+    private static final int MSG_IMMERSIVE_CHANGED = 78 << MSG_SHIFT;
     public static final int FLAG_EXCLUDE_NONE = 0;
     public static final int FLAG_EXCLUDE_SEARCH_PANEL = 1 << 0;
     public static final int FLAG_EXCLUDE_RECENTS_PANEL = 1 << 1;
@@ -498,6 +501,16 @@ public class CommandQueue extends IStatusBar.Stub implements
          * @see IStatusBar#showMediaOutputSwitcher
          */
         default void showMediaOutputSwitcher(String packageName) {}
+
+        /**
+         * @see IStatusBar#confirmImmersivePrompt
+         */
+        default void confirmImmersivePrompt() {}
+
+        /**
+         * @see IStatusBar#immersiveModeChanged
+         */
+        default void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode) {}
     }
 
     @VisibleForTesting
@@ -782,6 +795,23 @@ public class CommandQueue extends IStatusBar.Stub implements
         }
     }
 
+    @Override
+    public void confirmImmersivePrompt() {
+        synchronized (mLock) {
+            mHandler.obtainMessage(MSG_CONFIRM_IMMERSIVE_PROMPT).sendToTarget();
+        }
+    }
+
+    @Override
+    public void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode) {
+        synchronized (mLock) {
+            final SomeArgs args = SomeArgs.obtain();
+            args.argi1 = rootDisplayAreaId;
+            args.argi2 = isImmersiveMode ? 1 : 0;
+            mHandler.obtainMessage(MSG_IMMERSIVE_CHANGED, args).sendToTarget();
+        }
+    }
+
     @Override
     public void appTransitionPending(int displayId) {
         appTransitionPending(displayId, false /* forced */);
@@ -1810,6 +1840,19 @@ public class CommandQueue extends IStatusBar.Stub implements
                         mCallbacks.get(i).showMediaOutputSwitcher(clientPackageName);
                     }
                     break;
+                case MSG_CONFIRM_IMMERSIVE_PROMPT:
+                    for (int i = 0; i < mCallbacks.size(); i++) {
+                        mCallbacks.get(i).confirmImmersivePrompt();
+                    }
+                    break;
+                case MSG_IMMERSIVE_CHANGED:
+                    args = (SomeArgs) msg.obj;
+                    int rootDisplayAreaId = args.argi1;
+                    boolean isImmersiveMode = args.argi2 != 0;
+                    for (int i = 0; i < mCallbacks.size(); i++) {
+                        mCallbacks.get(i).immersiveModeChanged(rootDisplayAreaId, isImmersiveMode);
+                    }
+                    break;
             }
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ImmersiveModeConfirmation.java b/packages/SystemUI/src/com/android/systemui/statusbar/ImmersiveModeConfirmation.java
new file mode 100644
index 0000000000000..a7ec02ff43c38
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ImmersiveModeConfirmation.java
@@ -0,0 +1,590 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar;
+
+import static android.app.ActivityManager.LOCK_TASK_MODE_LOCKED;
+import static android.app.ActivityManager.LOCK_TASK_MODE_NONE;
+import static android.app.StatusBarManager.DISABLE_BACK;
+import static android.app.StatusBarManager.DISABLE_HOME;
+import static android.app.StatusBarManager.DISABLE_RECENT;
+import static android.view.Display.DEFAULT_DISPLAY;
+import static android.view.ViewRootImpl.CLIENT_IMMERSIVE_CONFIRMATION;
+import static android.view.ViewRootImpl.CLIENT_TRANSIENT;
+import static android.window.DisplayAreaOrganizer.FEATURE_UNDEFINED;
+import static android.window.DisplayAreaOrganizer.KEY_ROOT_DISPLAY_AREA_ID;
+
+import android.animation.ArgbEvaluator;
+import android.animation.ValueAnimator;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.app.ActivityManager;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.res.ColorStateList;
+import android.content.res.Resources;
+import android.content.res.TypedArray;
+import android.database.ContentObserver;
+import android.graphics.Insets;
+import android.graphics.PixelFormat;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Binder;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.IBinder;
+import android.os.Looper;
+import android.os.Message;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.provider.Settings;
+import android.service.vr.IVrManager;
+import android.service.vr.IVrStateCallbacks;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.view.Display;
+import android.view.Gravity;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewTreeObserver;
+import android.view.WindowInsets;
+import android.view.WindowInsets.Type;
+import android.view.WindowManager;
+import android.view.animation.AnimationUtils;
+import android.view.animation.Interpolator;
+import android.widget.Button;
+import android.widget.FrameLayout;
+import android.widget.ImageView;
+
+import com.android.systemui.CoreStartable;
+import com.android.systemui.R;
+import com.android.systemui.shared.system.TaskStackChangeListener;
+import com.android.systemui.shared.system.TaskStackChangeListeners;
+import com.android.systemui.util.settings.SecureSettings;
+
+import javax.inject.Inject;
+
+/**
+ *  Helper to manage showing/hiding a confirmation prompt when the navigation bar is hidden
+ *  entering immersive mode.
+ */
+public class ImmersiveModeConfirmation implements CoreStartable, CommandQueue.Callbacks,
+        TaskStackChangeListener {
+    private static final String TAG = "ImmersiveModeConfirm";
+    private static final boolean DEBUG = false;
+    private static final boolean DEBUG_SHOW_EVERY_TIME = false; // super annoying, use with caution
+    private static final String CONFIRMED = "confirmed";
+    private static final int IMMERSIVE_MODE_CONFIRMATION_WINDOW_TYPE =
+            WindowManager.LayoutParams.TYPE_STATUS_BAR_SUB_PANEL;
+
+    private static boolean sConfirmed;
+    private final SecureSettings mSecureSettings;
+
+    private Context mDisplayContext;
+    private final Context mSysUiContext;
+    private final Handler mHandler = new H(Looper.getMainLooper());
+    private long mShowDelayMs = 0L;
+    private final IBinder mWindowToken = new Binder();
+    private final CommandQueue mCommandQueue;
+
+    private ClingWindowView mClingWindow;
+    /** The last {@link WindowManager} that is used to add the confirmation window. */
+    @Nullable
+    private WindowManager mWindowManager;
+    /**
+     * The WindowContext that is registered with {@link #mWindowManager} with options to specify the
+     * {@link RootDisplayArea} to attach the confirmation window.
+     */
+    @Nullable
+    private Context mWindowContext;
+    /**
+     * The root display area feature id that the {@link #mWindowContext} is attaching to.
+     */
+    private int mWindowContextRootDisplayAreaId = FEATURE_UNDEFINED;
+    // Local copy of vr mode enabled state, to avoid calling into VrManager with
+    // the lock held.
+    private boolean mVrModeEnabled = false;
+    private boolean mCanSystemBarsBeShownByUser = true;
+    private int mLockTaskState = LOCK_TASK_MODE_NONE;
+    private boolean mNavBarEmpty;
+
+    private ContentObserver mContentObserver;
+
+    @Inject
+    public ImmersiveModeConfirmation(Context context, CommandQueue commandQueue,
+                                     SecureSettings secureSettings) {
+        mSysUiContext = context;
+        final Display display = mSysUiContext.getDisplay();
+        mDisplayContext = display.getDisplayId() == DEFAULT_DISPLAY
+                ? mSysUiContext : mSysUiContext.createDisplayContext(display);
+        mCommandQueue = commandQueue;
+        mSecureSettings = secureSettings;
+    }
+
+    boolean loadSetting(int currentUserId) {
+        final boolean wasConfirmed = sConfirmed;
+        sConfirmed = false;
+        if (DEBUG) Log.d(TAG, String.format("loadSetting() currentUserId=%d", currentUserId));
+        String value = null;
+        try {
+            value = mSecureSettings.getStringForUser(Settings.Secure.IMMERSIVE_MODE_CONFIRMATIONS,
+                    UserHandle.USER_CURRENT);
+            sConfirmed = CONFIRMED.equals(value);
+            if (DEBUG) Log.d(TAG, "Loaded sConfirmed=" + sConfirmed);
+        } catch (Throwable t) {
+            Log.w(TAG, "Error loading confirmations, value=" + value, t);
+        }
+        return sConfirmed != wasConfirmed;
+    }
+
+    private static void saveSetting(Context context) {
+        if (DEBUG) Log.d(TAG, "saveSetting()");
+        try {
+            final String value = sConfirmed ? CONFIRMED : null;
+            Settings.Secure.putStringForUser(context.getContentResolver(),
+                    Settings.Secure.IMMERSIVE_MODE_CONFIRMATIONS,
+                    value,
+                    UserHandle.USER_CURRENT);
+            if (DEBUG) Log.d(TAG, "Saved value=" + value);
+        } catch (Throwable t) {
+            Log.w(TAG, "Error saving confirmations, sConfirmed=" + sConfirmed, t);
+        }
+    }
+
+    @Override
+    public void onDisplayRemoved(int displayId) {
+        if (displayId != mSysUiContext.getDisplayId()) {
+            return;
+        }
+        mHandler.removeMessages(H.SHOW);
+        mHandler.removeMessages(H.HIDE);
+        IVrManager vrManager = IVrManager.Stub.asInterface(
+                ServiceManager.getService(Context.VR_SERVICE));
+        if (vrManager != null) {
+            try {
+                vrManager.unregisterListener(mVrStateCallbacks);
+            } catch (RemoteException ex) {
+            }
+        }
+        mCommandQueue.removeCallback(this);
+    }
+
+    private void onSettingChanged(int currentUserId) {
+        final boolean changed = loadSetting(currentUserId);
+        // Remove the window if the setting changes to be confirmed.
+        if (changed && sConfirmed) {
+            mHandler.sendEmptyMessage(H.HIDE);
+        }
+    }
+
+    @Override
+    public void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode) {
+        mHandler.removeMessages(H.SHOW);
+        if (isImmersiveMode) {
+            if (DEBUG) Log.d(TAG, "immersiveModeChanged() sConfirmed=" +  sConfirmed);
+            boolean userSetupComplete = (mSecureSettings.getIntForUser(
+                    Settings.Secure.USER_SETUP_COMPLETE, 0, UserHandle.USER_CURRENT) != 0);
+
+            if ((DEBUG_SHOW_EVERY_TIME || !sConfirmed)
+                    && userSetupComplete
+                    && !mVrModeEnabled
+                    && mCanSystemBarsBeShownByUser
+                    && !mNavBarEmpty
+                    && !UserManager.isDeviceInDemoMode(mDisplayContext)
+                    && (mLockTaskState != LOCK_TASK_MODE_LOCKED)) {
+                final Message msg = mHandler.obtainMessage(
+                        H.SHOW);
+                msg.arg1 = rootDisplayAreaId;
+                mHandler.sendMessageDelayed(msg, mShowDelayMs);
+            }
+        } else {
+            mHandler.sendEmptyMessage(H.HIDE);
+        }
+    }
+
+    @Override
+    public void disable(int displayId, int disableFlag, int disableFlag2, boolean animate) {
+        if (mSysUiContext.getDisplayId() != displayId) {
+            return;
+        }
+        final int disableNavigationBar = (DISABLE_HOME | DISABLE_BACK | DISABLE_RECENT);
+        mNavBarEmpty = (disableFlag & disableNavigationBar) == disableNavigationBar;
+    }
+
+    @Override
+    public void confirmImmersivePrompt() {
+        if (mClingWindow != null) {
+            if (DEBUG) Log.d(TAG, "confirmImmersivePrompt()");
+            mHandler.post(mConfirm);
+        }
+    }
+
+    private void handleHide() {
+        if (mClingWindow != null) {
+            if (DEBUG) Log.d(TAG, "Hiding immersive mode confirmation");
+            if (mWindowManager != null) {
+                try {
+                    mWindowManager.removeView(mClingWindow);
+                } catch (WindowManager.InvalidDisplayException e) {
+                    Log.w(TAG, "Fail to hide the immersive confirmation window because of "
+                            + e);
+                }
+                mWindowManager = null;
+                mWindowContext = null;
+            }
+            mClingWindow = null;
+        }
+    }
+
+    private WindowManager.LayoutParams getClingWindowLayoutParams() {
+        final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                IMMERSIVE_MODE_CONFIRMATION_WINDOW_TYPE,
+                WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
+                        | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED
+                        | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL,
+                PixelFormat.TRANSLUCENT);
+        lp.setFitInsetsTypes(lp.getFitInsetsTypes() & ~Type.statusBars());
+        // Trusted overlay so touches outside the touchable area are allowed to pass through
+        lp.privateFlags |= WindowManager.LayoutParams.SYSTEM_FLAG_SHOW_FOR_ALL_USERS
+                | WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY
+                | WindowManager.LayoutParams.PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW;
+        lp.setTitle("ImmersiveModeConfirmation");
+        lp.windowAnimations = com.android.internal.R.style.Animation_ImmersiveModeConfirmation;
+        lp.token = getWindowToken();
+        return lp;
+    }
+
+    private FrameLayout.LayoutParams getBubbleLayoutParams() {
+        return new FrameLayout.LayoutParams(
+                mSysUiContext.getResources().getDimensionPixelSize(
+                        R.dimen.immersive_mode_cling_width),
+                ViewGroup.LayoutParams.WRAP_CONTENT,
+                Gravity.CENTER_HORIZONTAL | Gravity.TOP);
+    }
+
+    /**
+     * @return the window token that's used by all ImmersiveModeConfirmation windows.
+     */
+    IBinder getWindowToken() {
+        return mWindowToken;
+    }
+
+    @Override
+    public void start() {
+        if (CLIENT_TRANSIENT || CLIENT_IMMERSIVE_CONFIRMATION) {
+            mCommandQueue.addCallback(this);
+
+            final Resources r = mSysUiContext.getResources();
+            mShowDelayMs = r.getInteger(R.integer.dock_enter_exit_duration) * 3L;
+            mCanSystemBarsBeShownByUser = !r.getBoolean(
+                    R.bool.config_remoteInsetsControllerControlsSystemBars) || r.getBoolean(
+                    R.bool.config_remoteInsetsControllerSystemBarsCanBeShownByUserAction);
+            IVrManager vrManager = IVrManager.Stub.asInterface(
+                    ServiceManager.getService(Context.VR_SERVICE));
+            if (vrManager != null) {
+                try {
+                    mVrModeEnabled = vrManager.getVrModeState();
+                    vrManager.registerListener(mVrStateCallbacks);
+                    mVrStateCallbacks.onVrStateChanged(mVrModeEnabled);
+                } catch (RemoteException e) {
+                    // Ignore, we cannot do anything if we failed to access vr manager.
+                }
+            }
+            TaskStackChangeListeners.getInstance().registerTaskStackListener(this);
+            mContentObserver = new ContentObserver(mHandler) {
+                @Override
+                public void onChange(boolean selfChange) {
+                    onSettingChanged(mSysUiContext.getUserId());
+                }
+            };
+
+            // Register to listen for changes in Settings.Secure settings.
+            mSecureSettings.registerContentObserverForUser(
+                    Settings.Secure.IMMERSIVE_MODE_CONFIRMATIONS, mContentObserver,
+                    UserHandle.USER_CURRENT);
+            mSecureSettings.registerContentObserverForUser(
+                    Settings.Secure.USER_SETUP_COMPLETE, mContentObserver,
+                    UserHandle.USER_CURRENT);
+        }
+    }
+
+    private final IVrStateCallbacks mVrStateCallbacks = new IVrStateCallbacks.Stub() {
+        @Override
+        public void onVrStateChanged(boolean enabled) {
+            mVrModeEnabled = enabled;
+            if (mVrModeEnabled) {
+                mHandler.removeMessages(H.SHOW);
+                mHandler.sendEmptyMessage(H.HIDE);
+            }
+        }
+    };
+
+    private class ClingWindowView extends FrameLayout {
+        private static final int BGCOLOR = 0x80000000;
+        private static final int OFFSET_DP = 96;
+        private static final int ANIMATION_DURATION = 250;
+
+        private final Runnable mConfirm;
+        private final ColorDrawable mColor = new ColorDrawable(0);
+        private final Interpolator mInterpolator;
+        private ValueAnimator mColorAnim;
+        private ViewGroup mClingLayout;
+
+        private Runnable mUpdateLayoutRunnable = new Runnable() {
+            @Override
+            public void run() {
+                if (mClingLayout != null && mClingLayout.getParent() != null) {
+                    mClingLayout.setLayoutParams(getBubbleLayoutParams());
+                }
+            }
+        };
+
+        private ViewTreeObserver.OnComputeInternalInsetsListener mInsetsListener =
+                new ViewTreeObserver.OnComputeInternalInsetsListener() {
+                    private final int[] mTmpInt2 = new int[2];
+
+                    @Override
+                    public void onComputeInternalInsets(
+                            ViewTreeObserver.InternalInsetsInfo inoutInfo) {
+                        // Set touchable region to cover the cling layout.
+                        mClingLayout.getLocationInWindow(mTmpInt2);
+                        inoutInfo.setTouchableInsets(
+                                ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION);
+                        inoutInfo.touchableRegion.set(
+                                mTmpInt2[0],
+                                mTmpInt2[1],
+                                mTmpInt2[0] + mClingLayout.getWidth(),
+                                mTmpInt2[1] + mClingLayout.getHeight());
+                    }
+                };
+
+        private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+            @Override
+            public void onReceive(Context context, Intent intent) {
+                if (intent.getAction().equals(Intent.ACTION_CONFIGURATION_CHANGED)) {
+                    post(mUpdateLayoutRunnable);
+                }
+            }
+        };
+
+        ClingWindowView(Context context, Runnable confirm) {
+            super(context);
+            mConfirm = confirm;
+            setBackground(mColor);
+            setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
+            mInterpolator = AnimationUtils
+                    .loadInterpolator(mContext, android.R.interpolator.linear_out_slow_in);
+        }
+
+        @Override
+        public void onAttachedToWindow() {
+            super.onAttachedToWindow();
+
+            DisplayMetrics metrics = new DisplayMetrics();
+            mContext.getDisplay().getMetrics(metrics);
+            float density = metrics.density;
+
+            getViewTreeObserver().addOnComputeInternalInsetsListener(mInsetsListener);
+
+            // create the confirmation cling
+            mClingLayout = (ViewGroup)
+                    View.inflate(mSysUiContext, R.layout.immersive_mode_cling, null);
+
+            TypedArray ta = mDisplayContext.obtainStyledAttributes(
+                    new int[]{android.R.attr.colorAccent});
+            int colorAccent = ta.getColor(0, 0);
+            ta.recycle();
+            mClingLayout.setBackgroundColor(colorAccent);
+            ImageView expandMore = mClingLayout.findViewById(R.id.immersive_cling_ic_expand_more);
+            if (expandMore != null) {
+                expandMore.setImageTintList(ColorStateList.valueOf(colorAccent));
+            }
+            ImageView lightBgCirc = mClingLayout.findViewById(R.id.immersive_cling_back_bg_light);
+            if (lightBgCirc != null) {
+                // Set transparency to 50%
+                lightBgCirc.setImageAlpha(128);
+            }
+
+            final Button ok = mClingLayout.findViewById(R.id.ok);
+            ok.setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    mConfirm.run();
+                }
+            });
+            addView(mClingLayout, getBubbleLayoutParams());
+
+            if (ActivityManager.isHighEndGfx()) {
+                final View cling = mClingLayout;
+                cling.setAlpha(0f);
+                cling.setTranslationY(-OFFSET_DP * density);
+
+                postOnAnimation(new Runnable() {
+                    @Override
+                    public void run() {
+                        cling.animate()
+                                .alpha(1f)
+                                .translationY(0)
+                                .setDuration(ANIMATION_DURATION)
+                                .setInterpolator(mInterpolator)
+                                .withLayer()
+                                .start();
+
+                        mColorAnim = ValueAnimator.ofObject(new ArgbEvaluator(), 0, BGCOLOR);
+                        mColorAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
+                            @Override
+                            public void onAnimationUpdate(ValueAnimator animation) {
+                                final int c = (Integer) animation.getAnimatedValue();
+                                mColor.setColor(c);
+                            }
+                        });
+                        mColorAnim.setDuration(ANIMATION_DURATION);
+                        mColorAnim.setInterpolator(mInterpolator);
+                        mColorAnim.start();
+                    }
+                });
+            } else {
+                mColor.setColor(BGCOLOR);
+            }
+
+            mContext.registerReceiver(mReceiver,
+                    new IntentFilter(Intent.ACTION_CONFIGURATION_CHANGED));
+        }
+
+        @Override
+        public void onDetachedFromWindow() {
+            mContext.unregisterReceiver(mReceiver);
+        }
+
+        @Override
+        public boolean onTouchEvent(MotionEvent motion) {
+            return true;
+        }
+
+        @Override
+        public WindowInsets onApplyWindowInsets(WindowInsets insets) {
+            // we will be hiding the nav bar, so layout as if it's already hidden
+            return new WindowInsets.Builder(insets).setInsets(
+                    Type.systemBars(), Insets.NONE).build();
+        }
+    }
+
+    /**
+     * To get window manager for the display.
+     *
+     * @return the WindowManager specifying with the {@code rootDisplayAreaId} to attach the
+     *         confirmation window.
+     */
+    @NonNull
+    private WindowManager createWindowManager(int rootDisplayAreaId) {
+        if (mWindowManager != null) {
+            throw new IllegalStateException(
+                    "Must not create a new WindowManager while there is an existing one");
+        }
+        // Create window context to specify the RootDisplayArea
+        final Bundle options = getOptionsForWindowContext(rootDisplayAreaId);
+        mWindowContextRootDisplayAreaId = rootDisplayAreaId;
+        mWindowContext = mDisplayContext.createWindowContext(
+                IMMERSIVE_MODE_CONFIRMATION_WINDOW_TYPE, options);
+        mWindowManager = mWindowContext.getSystemService(WindowManager.class);
+        return mWindowManager;
+    }
+
+    /**
+     * Returns options that specify the {@link RootDisplayArea} to attach the confirmation window.
+     *         {@code null} if the {@code rootDisplayAreaId} is {@link FEATURE_UNDEFINED}.
+     */
+    @Nullable
+    private Bundle getOptionsForWindowContext(int rootDisplayAreaId) {
+        // In case we don't care which root display area the window manager is specifying.
+        if (rootDisplayAreaId == FEATURE_UNDEFINED) {
+            return null;
+        }
+
+        final Bundle options = new Bundle();
+        options.putInt(KEY_ROOT_DISPLAY_AREA_ID, rootDisplayAreaId);
+        return options;
+    }
+
+    private void handleShow(int rootDisplayAreaId) {
+        if (mClingWindow != null) {
+            if (rootDisplayAreaId == mWindowContextRootDisplayAreaId) {
+                if (DEBUG) Log.d(TAG, "Immersive mode confirmation has already been shown");
+                return;
+            } else {
+                // Hide the existing confirmation before show a new one in the new root.
+                if (DEBUG) Log.d(TAG, "Immersive mode confirmation was shown in a different root");
+                handleHide();
+            }
+        }
+        if (DEBUG) Log.d(TAG, "Showing immersive mode confirmation");
+        mClingWindow = new ClingWindowView(mDisplayContext, mConfirm);
+        // show the confirmation
+        final WindowManager.LayoutParams lp = getClingWindowLayoutParams();
+        try {
+            createWindowManager(rootDisplayAreaId).addView(mClingWindow, lp);
+        } catch (WindowManager.InvalidDisplayException e) {
+            Log.w(TAG, "Fail to show the immersive confirmation window because of " + e);
+        }
+    }
+
+    private final Runnable mConfirm = new Runnable() {
+        @Override
+        public void run() {
+            if (DEBUG) Log.d(TAG, "mConfirm.run()");
+            if (!sConfirmed) {
+                sConfirmed = true;
+                saveSetting(mDisplayContext);
+            }
+            handleHide();
+        }
+    };
+
+    private final class H extends Handler {
+        private static final int SHOW = 1;
+        private static final int HIDE = 2;
+
+        H(Looper looper) {
+            super(looper);
+        }
+
+        @Override
+        public void handleMessage(Message msg) {
+            if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+                return;
+            }
+            switch(msg.what) {
+                case SHOW:
+                    handleShow(msg.arg1);
+                    break;
+                case HIDE:
+                    handleHide();
+                    break;
+            }
+        }
+    }
+
+    @Override
+    public void onLockTaskModeChanged(int lockTaskState) {
+        mLockTaskState = lockTaskState;
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
index 1643e174ee134..b04d5d3d44e43 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/CommandQueueTest.java
@@ -516,6 +516,21 @@ public class CommandQueueTest extends SysuiTestCase {
         verify(mCallbacks).setNavigationBarLumaSamplingEnabled(eq(1), eq(true));
     }
 
+    @Test
+    public void testConfirmImmersivePrompt() {
+        mCommandQueue.confirmImmersivePrompt();
+        waitForIdleSync();
+        verify(mCallbacks).confirmImmersivePrompt();
+    }
+
+    @Test
+    public void testImmersiveModeChanged() {
+        final int displayAreaId = 10;
+        mCommandQueue.immersiveModeChanged(displayAreaId, true);
+        waitForIdleSync();
+        verify(mCallbacks).immersiveModeChanged(displayAreaId, true);
+    }
+
     @Test
     public void testShowRearDisplayDialog() {
         final int currentBaseState = 1;
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
index efd8b6d9a9432..a5123311d4994 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
@@ -139,6 +139,20 @@ public interface StatusBarManagerInternal {
 
     boolean showShutdownUi(boolean isReboot, String requestString);
 
+    /**
+     * Notify system UI the immersive prompt should be dismissed as confirmed, and the confirmed
+     * status should be saved without user clicking on the button. This could happen when a user
+     * swipe on the edge with the confirmation prompt showing.
+     */
+    void confirmImmersivePrompt();
+
+    /**
+     * Notify System UI that the system get into or exit immersive mode.
+     * @param rootDisplayAreaId The changed display area Id.
+     * @param isImmersiveMode {@code true} if the display area get into immersive mode.
+     */
+    void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode);
+
     /**
      * Show a rotation suggestion that a user may approve to rotate the screen.
      *
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
index cc849b6fbf912..40e9c1305f013 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
@@ -27,6 +27,7 @@ import static android.app.StatusBarManager.NavBarMode;
 import static android.app.StatusBarManager.SessionFlags;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
 import static android.view.Display.DEFAULT_DISPLAY;
+import static android.view.ViewRootImpl.CLIENT_TRANSIENT;
 import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON_OVERLAY;
 
 import android.Manifest;
@@ -638,6 +639,31 @@ public class StatusBarManagerService extends IStatusBarService.Stub implements D
             return false;
         }
 
+        @Override
+        public void confirmImmersivePrompt() {
+            if (mBar == null) {
+                return;
+            }
+            try {
+                mBar.confirmImmersivePrompt();
+            } catch (RemoteException ex) {
+            }
+        }
+
+        @Override
+        public void immersiveModeChanged(int rootDisplayAreaId, boolean isImmersiveMode) {
+            if (mBar == null) {
+                return;
+            }
+            if (!CLIENT_TRANSIENT) {
+                // Only call from here when the client transient is not enabled.
+                try {
+                    mBar.immersiveModeChanged(rootDisplayAreaId, isImmersiveMode);
+                } catch (RemoteException ex) {
+                }
+            }
+        }
+
         // TODO(b/118592525): support it per display if necessary.
         @Override
         public void onProposedRotationChanged(int rotation, boolean isValid) {
diff --git a/services/core/java/com/android/server/wm/DisplayPolicy.java b/services/core/java/com/android/server/wm/DisplayPolicy.java
index 2717a6a8ab047..354b0db773825 100644
--- a/services/core/java/com/android/server/wm/DisplayPolicy.java
+++ b/services/core/java/com/android/server/wm/DisplayPolicy.java
@@ -22,6 +22,7 @@ import static android.view.InsetsFrameProvider.SOURCE_ARBITRARY_RECTANGLE;
 import static android.view.InsetsFrameProvider.SOURCE_CONTAINER_BOUNDS;
 import static android.view.InsetsFrameProvider.SOURCE_DISPLAY;
 import static android.view.InsetsFrameProvider.SOURCE_FRAME;
+import static android.view.ViewRootImpl.CLIENT_IMMERSIVE_CONFIRMATION;
 import static android.view.ViewRootImpl.CLIENT_TRANSIENT;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;
@@ -38,6 +39,7 @@ import static android.view.WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACK
 import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
 import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_DRAW_BAR_BACKGROUNDS;
+import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW;
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_INTERCEPT_GLOBAL_DRAG_AND_DROP;
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_LAYOUT_SIZE_EXTENDED_BY_CUTOUT;
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY;
@@ -194,6 +196,8 @@ public class DisplayPolicy {
     private final ScreenshotHelper mScreenshotHelper;
 
     private final Object mServiceAcquireLock = new Object();
+    private long mPanicTime;
+    private final long mPanicThresholdMs;
     private StatusBarManagerInternal mStatusBarManagerInternal;
 
     @Px
@@ -246,6 +250,8 @@ public class DisplayPolicy {
     private volatile boolean mKeyguardDrawComplete;
     private volatile boolean mWindowManagerDrawComplete;
 
+    private boolean mImmersiveConfirmationWindowExists;
+
     private WindowState mStatusBar = null;
     private volatile WindowState mNotificationShade;
     private WindowState mNavigationBar = null;
@@ -402,6 +408,7 @@ public class DisplayPolicy {
         mCanSystemBarsBeShownByUser = !r.getBoolean(
                 R.bool.config_remoteInsetsControllerControlsSystemBars) || r.getBoolean(
                 R.bool.config_remoteInsetsControllerSystemBarsCanBeShownByUserAction);
+        mPanicThresholdMs = r.getInteger(R.integer.config_immersive_mode_confirmation_panic);
 
         mAccessibilityManager = (AccessibilityManager) mContext.getSystemService(
                 Context.ACCESSIBILITY_SERVICE);
@@ -623,8 +630,12 @@ public class DisplayPolicy {
         };
         displayContent.mAppTransition.registerListenerLocked(mAppTransitionListener);
         displayContent.mTransitionController.registerLegacyListener(mAppTransitionListener);
-        mImmersiveModeConfirmation = new ImmersiveModeConfirmation(mContext, looper,
-                mService.mVrModeEnabled, mCanSystemBarsBeShownByUser);
+        if (CLIENT_TRANSIENT || CLIENT_IMMERSIVE_CONFIRMATION) {
+            mImmersiveModeConfirmation = null;
+        } else {
+            mImmersiveModeConfirmation = new ImmersiveModeConfirmation(mContext, looper,
+                    mService.mVrModeEnabled, mCanSystemBarsBeShownByUser);
+        }
 
         // TODO: Make it can take screenshot on external display
         mScreenshotHelper = displayContent.isDefaultDisplay
@@ -1075,6 +1086,9 @@ public class DisplayPolicy {
                 mNavigationBar = win;
                 break;
         }
+        if ((attrs.privateFlags & PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW) != 0) {
+            mImmersiveConfirmationWindowExists = true;
+        }
         if (attrs.providedInsets != null) {
             for (int i = attrs.providedInsets.length - 1; i >= 0; i--) {
                 final InsetsFrameProvider provider = attrs.providedInsets[i];
@@ -1234,6 +1248,9 @@ public class DisplayPolicy {
             }
         }
         mInsetsSourceWindowsExceptIme.remove(win);
+        if ((win.mAttrs.privateFlags & PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW) != 0) {
+            mImmersiveConfirmationWindowExists = false;
+        }
     }
 
     WindowState getStatusBar() {
@@ -2171,7 +2188,11 @@ public class DisplayPolicy {
                 }
             }
         }
-        mImmersiveModeConfirmation.confirmCurrentPrompt();
+        if (CLIENT_IMMERSIVE_CONFIRMATION || CLIENT_TRANSIENT) {
+            mStatusBarManagerInternal.confirmImmersivePrompt();
+        } else {
+            mImmersiveModeConfirmation.confirmCurrentPrompt();
+        }
     }
 
     boolean isKeyguardShowing() {
@@ -2221,7 +2242,8 @@ public class DisplayPolicy {
 
         // Immersive mode confirmation should never affect the system bar visibility, otherwise
         // it will unhide the navigation bar and hide itself.
-        if (winCandidate.getAttrs().token == mImmersiveModeConfirmation.getWindowToken()) {
+        if ((winCandidate.getAttrs().privateFlags
+                & PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW) != 0) {
             if (mNotificationShade != null && mNotificationShade.canReceiveKeys()) {
                 // Let notification shade control the system bar visibility.
                 winCandidate = mNotificationShade;
@@ -2389,9 +2411,16 @@ public class DisplayPolicy {
             // The immersive confirmation window should be attached to the immersive window root.
             final RootDisplayArea root = win.getRootDisplayArea();
             final int rootDisplayAreaId = root == null ? FEATURE_UNDEFINED : root.mFeatureId;
-            mImmersiveModeConfirmation.immersiveModeChangedLw(rootDisplayAreaId, isImmersiveMode,
-                    mService.mPolicy.isUserSetupComplete(),
-                    isNavBarEmpty(disableFlags));
+            if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+                mImmersiveModeConfirmation.immersiveModeChangedLw(rootDisplayAreaId,
+                        isImmersiveMode,
+                        mService.mPolicy.isUserSetupComplete(),
+                        isNavBarEmpty(disableFlags));
+            } else {
+                // TODO (b/277290737): Move this to the client side, instead of using a proxy.
+                callStatusBarSafely(statusBar -> statusBar.immersiveModeChanged(rootDisplayAreaId,
+                        isImmersiveMode));
+            }
         }
 
         // Show transient bars for panic if needed.
@@ -2604,16 +2633,39 @@ public class DisplayPolicy {
     void onPowerKeyDown(boolean isScreenOn) {
         // Detect user pressing the power button in panic when an application has
         // taken over the whole screen.
-        boolean panic = mImmersiveModeConfirmation.onPowerKeyDown(isScreenOn,
-                SystemClock.elapsedRealtime(), isImmersiveMode(mSystemUiControllingWindow),
-                isNavBarEmpty(mLastDisableFlags));
+        boolean panic = false;
+        if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+            panic = mImmersiveModeConfirmation.onPowerKeyDown(isScreenOn,
+                    SystemClock.elapsedRealtime(), isImmersiveMode(mSystemUiControllingWindow),
+                    isNavBarEmpty(mLastDisableFlags));
+        } else {
+            panic = isPowerKeyDownPanic(isScreenOn, SystemClock.elapsedRealtime(),
+                    isImmersiveMode(mSystemUiControllingWindow), isNavBarEmpty(mLastDisableFlags));
+        }
         if (panic) {
             mHandler.post(mHiddenNavPanic);
         }
     }
 
+    private boolean isPowerKeyDownPanic(boolean isScreenOn, long time, boolean inImmersiveMode,
+            boolean navBarEmpty) {
+        if (!isScreenOn && (time - mPanicTime < mPanicThresholdMs)) {
+            // turning the screen back on within the panic threshold
+            return !mImmersiveConfirmationWindowExists;
+        }
+        if (isScreenOn && inImmersiveMode && !navBarEmpty) {
+            // turning the screen off, remember if we were in immersive mode
+            mPanicTime = time;
+        } else {
+            mPanicTime = 0;
+        }
+        return false;
+    }
+
     void onVrStateChangedLw(boolean enabled) {
-        mImmersiveModeConfirmation.onVrStateChangedLw(enabled);
+        if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+            mImmersiveModeConfirmation.onVrStateChangedLw(enabled);
+        }
     }
 
     /**
@@ -2626,7 +2678,9 @@ public class DisplayPolicy {
      *                      {@link ActivityManager#LOCK_TASK_MODE_PINNED}.
      */
     public void onLockTaskStateChangedLw(int lockTaskState) {
-        mImmersiveModeConfirmation.onLockTaskModeChangedLw(lockTaskState);
+        if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+            mImmersiveModeConfirmation.onLockTaskModeChangedLw(lockTaskState);
+        }
     }
 
     /** Called when a {@link android.os.PowerManager#USER_ACTIVITY_EVENT_TOUCH} is sent. */
@@ -2643,7 +2697,11 @@ public class DisplayPolicy {
     }
 
     boolean onSystemUiSettingsChanged() {
-        return mImmersiveModeConfirmation.onSettingChanged(mService.mCurrentUserId);
+        if (CLIENT_TRANSIENT || CLIENT_IMMERSIVE_CONFIRMATION) {
+            return false;
+        } else {
+            return mImmersiveModeConfirmation.onSettingChanged(mService.mCurrentUserId);
+        }
     }
 
     /**
@@ -2857,7 +2915,9 @@ public class DisplayPolicy {
         mDisplayContent.mTransitionController.unregisterLegacyListener(mAppTransitionListener);
         mHandler.post(mGestureNavigationSettingsObserver::unregister);
         mHandler.post(mForceShowNavBarSettingsObserver::unregister);
-        mImmersiveModeConfirmation.release();
+        if (!CLIENT_TRANSIENT && !CLIENT_IMMERSIVE_CONFIRMATION) {
+            mImmersiveModeConfirmation.release();
+        }
         if (mService.mPointerLocationEnabled) {
             setPointerLocationEnabled(false);
         }
diff --git a/services/core/java/com/android/server/wm/ImmersiveModeConfirmation.java b/services/core/java/com/android/server/wm/ImmersiveModeConfirmation.java
index 56edde09f7477..bd08dff9481b7 100644
--- a/services/core/java/com/android/server/wm/ImmersiveModeConfirmation.java
+++ b/services/core/java/com/android/server/wm/ImmersiveModeConfirmation.java
@@ -19,6 +19,7 @@ package com.android.server.wm;
 import static android.app.ActivityManager.LOCK_TASK_MODE_LOCKED;
 import static android.app.ActivityManager.LOCK_TASK_MODE_NONE;
 import static android.view.Display.DEFAULT_DISPLAY;
+import static android.view.ViewRootImpl.CLIENT_TRANSIENT;
 import static android.window.DisplayAreaOrganizer.FEATURE_UNDEFINED;
 import static android.window.DisplayAreaOrganizer.KEY_ROOT_DISPLAY_AREA_ID;
 
@@ -229,7 +230,8 @@ public class ImmersiveModeConfirmation {
         lp.setFitInsetsTypes(lp.getFitInsetsTypes() & ~Type.statusBars());
         // Trusted overlay so touches outside the touchable area are allowed to pass through
         lp.privateFlags |= WindowManager.LayoutParams.SYSTEM_FLAG_SHOW_FOR_ALL_USERS
-                | WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY;
+                | WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY
+                | WindowManager.LayoutParams.PRIVATE_FLAG_IMMERSIVE_CONFIRMATION_WINDOW;
         lp.setTitle("ImmersiveModeConfirmation");
         lp.windowAnimations = com.android.internal.R.style.Animation_ImmersiveModeConfirmation;
         lp.token = getWindowToken();
@@ -469,6 +471,9 @@ public class ImmersiveModeConfirmation {
 
         @Override
         public void handleMessage(Message msg) {
+            if (CLIENT_TRANSIENT) {
+                return;
+            }
             switch(msg.what) {
                 case SHOW:
                     handleShow(msg.arg1);