diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 2b30dc4..02a2939 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -38,6 +38,7 @@
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_BIND_PENDING_APPWIDGET;
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_CREATE_APPWIDGET;
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_CREATE_SHORTCUT;
+import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_HOME_ROLE;
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_PICK_APPWIDGET;
 import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_RECONFIGURE_APPWIDGET;
 import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE;
@@ -151,6 +152,7 @@
 import android.view.WindowManager.LayoutParams;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.animation.OvershootInterpolator;
+import android.widget.Toast;
 import android.window.BackEvent;
 import android.window.OnBackAnimationCallback;
 
@@ -891,6 +893,17 @@
         }
         mPendingActivityResult = null;
 
+        if (requestCode == REQUEST_HOME_ROLE) {
+            if (resultCode != RESULT_OK) {
+                Toast.makeText(
+                        this,
+                        this.getString(R.string.set_default_home_app,
+                                this.getString(R.string.derived_app_name)),
+                        Toast.LENGTH_LONG).show();
+            }
+            return;
+        }
+
         // Reset the startActivity waiting flag
         final PendingRequestArgs requestArgs = mPendingRequestArgs;
         setWaitingForResult(null);
diff --git a/src/com/android/launcher3/LauncherConstants.java b/src/com/android/launcher3/LauncherConstants.java
index 1abfeb9..445fb41 100644
--- a/src/com/android/launcher3/LauncherConstants.java
+++ b/src/com/android/launcher3/LauncherConstants.java
@@ -41,6 +41,7 @@
 
         public static final int REQUEST_BIND_PENDING_APPWIDGET = 12;
         public static final int REQUEST_RECONFIGURE_APPWIDGET = 13;
+        public static final int REQUEST_HOME_ROLE = 14;
         static final int REQUEST_CREATE_SHORTCUT = 1;
         static final int REQUEST_CREATE_APPWIDGET = 5;
         static final int REQUEST_PICK_APPWIDGET = 9;
diff --git a/src/com/android/launcher3/allapps/PrivateProfileManager.java b/src/com/android/launcher3/allapps/PrivateProfileManager.java
index 5cacf60..6f021ea 100644
--- a/src/com/android/launcher3/allapps/PrivateProfileManager.java
+++ b/src/com/android/launcher3/allapps/PrivateProfileManager.java
@@ -281,11 +281,29 @@
 
     @Override
     public void setQuietMode(boolean enable) {
-        super.setQuietMode(enable);
+        UI_HELPER_EXECUTOR.post(() ->
+                mUserCache.getUserProfiles()
+                        .stream()
+                        .filter(getUserMatcher())
+                        .findFirst()
+                        .ifPresent(userHandle -> setQuietModeSafely(enable, userHandle)));
         mReadyToAnimate = true;
     }
 
     /**
+     * Sets Quiet Mode for Private Profile.
+     * If {@link SecurityException} is thrown, prompts the user to set this launcher as HOME app.
+     */
+    private void setQuietModeSafely(boolean enable, UserHandle userHandle) {
+        try {
+            mUserManager.requestQuietModeEnabled(enable, userHandle);
+        } catch (SecurityException ex) {
+            ApiWrapper.INSTANCE.get(mAllApps.mActivityContext)
+                    .assignDefaultHomeRole(mAllApps.mActivityContext);
+        }
+    }
+
+    /**
      * Expand the private space after the app list has been added and updated from
      * {@link AlphabeticalAppsList#onAppsUpdated()}
      */
diff --git a/src/com/android/launcher3/allapps/UserProfileManager.java b/src/com/android/launcher3/allapps/UserProfileManager.java
index eb74d20..93b6b29 100644
--- a/src/com/android/launcher3/allapps/UserProfileManager.java
+++ b/src/com/android/launcher3/allapps/UserProfileManager.java
@@ -55,12 +55,11 @@
     public @interface UserProfileState { }
 
     protected final StatsLogManager mStatsLogManager;
+    protected final UserManager mUserManager;
+    protected final UserCache mUserCache;
+
     @UserProfileState
     private int mCurrentState;
-
-    private final UserManager mUserManager;
-    private final UserCache mUserCache;
-
     protected UserProfileManager(UserManager userManager,
             StatsLogManager statsLogManager,
             UserCache userCache) {
diff --git a/src/com/android/launcher3/util/ApiWrapper.java b/src/com/android/launcher3/util/ApiWrapper.java
index 6429a43..095518c 100644
--- a/src/com/android/launcher3/util/ApiWrapper.java
+++ b/src/com/android/launcher3/util/ApiWrapper.java
@@ -16,10 +16,12 @@
 
 package com.android.launcher3.util;
 
+import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_HOME_ROLE;
 import static com.android.launcher3.util.MainThreadInitializedObject.forOverride;
 
 import android.app.ActivityOptions;
 import android.app.Person;
+import android.app.role.RoleManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.LauncherActivityInfo;
@@ -33,6 +35,7 @@
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.BuildConfig;
+import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 
@@ -136,6 +139,23 @@
         return false;
     }
 
+    /**
+     * Starts an Activity which can be used to set this Launcher as the HOME app, via a consent
+     * screen. In case the consent screen cannot be shown, or the user does not set current Launcher
+     * as HOME app, a toast asking the user to do the latter is shown.
+     */
+    public void assignDefaultHomeRole(Context context) {
+        RoleManager roleManager = context.getSystemService(RoleManager.class);
+        assert roleManager != null;
+        if (roleManager.isRoleAvailable(RoleManager.ROLE_HOME)
+                && !roleManager.isRoleHeld(RoleManager.ROLE_HOME)) {
+            Intent roleRequestIntent = roleManager.createRequestRoleIntent(
+                    RoleManager.ROLE_HOME);
+            Launcher launcher = Launcher.getLauncher(context);
+            launcher.startActivityForResult(roleRequestIntent, REQUEST_HOME_ROLE);
+        }
+    }
+
     @Override
     public void close() { }