diff --git a/core/api/current.txt b/core/api/current.txt
index b9ad92b..592cbfd 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -4445,7 +4445,7 @@
     method public final android.media.session.MediaController getMediaController();
     method @NonNull public android.view.MenuInflater getMenuInflater();
     method @NonNull public android.window.OnBackInvokedDispatcher getOnBackInvokedDispatcher();
-    method public final android.app.Activity getParent();
+    method @Deprecated public final android.app.Activity getParent();
     method @Nullable public android.content.Intent getParentActivityIntent();
     method public android.content.SharedPreferences getPreferences(int);
     method @Nullable public android.net.Uri getReferrer();
@@ -4463,7 +4463,7 @@
     method public void invalidateOptionsMenu();
     method public boolean isActivityTransitionRunning();
     method public boolean isChangingConfigurations();
-    method public final boolean isChild();
+    method @Deprecated public final boolean isChild();
     method public boolean isDestroyed();
     method public boolean isFinishing();
     method public boolean isImmersive();
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 63cafdc..44dc8e2 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -1254,12 +1254,23 @@
         return mApplication;
     }
 
-    /** Is this activity embedded inside of another activity? */
+    /**
+     * Whether this is a child {@link Activity} of an {@link ActivityGroup}.
+     *
+     * @deprecated {@link ActivityGroup} is deprecated.
+     */
+    @Deprecated
     public final boolean isChild() {
         return mParent != null;
     }
 
-    /** Return the parent activity if this view is an embedded child. */
+    /**
+     * Returns the parent {@link Activity} if this is a child {@link Activity} of an
+     * {@link ActivityGroup}.
+     *
+     * @deprecated {@link ActivityGroup} is deprecated.
+     */
+    @Deprecated
     public final Activity getParent() {
         return mParent;
     }