diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index 708e5a19bb0c2..9f70da94258bb 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -42,7 +42,6 @@ import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS;
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
 import static android.app.WindowConfiguration.ROTATION_UNDEFINED;
 import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
-import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
 import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED;
 import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY;
 import static android.app.WindowConfiguration.activityTypeToString;
@@ -2241,7 +2240,8 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A
                 return false;
             }
         }
-        return getWindowConfiguration().canReceiveKeys() || isAlwaysFocusable();
+        return (getWindowConfiguration().canReceiveKeys() || isAlwaysFocusable())
+                && getParent() != null;
     }
 
     /** Move activity with its stack to front and make the stack focused. */