diff --git a/core/java/android/util/FeatureFlagUtils.java b/core/java/android/util/FeatureFlagUtils.java
index 6049199fc2178..195cf82bc36e8 100644
--- a/core/java/android/util/FeatureFlagUtils.java
+++ b/core/java/android/util/FeatureFlagUtils.java
@@ -86,7 +86,12 @@ public class FeatureFlagUtils {
     /** Flag to enable/disable guest mode UX changes as mentioned in b/214031645
      *  @hide
      */
-    public static  final String SETTINGS_GUEST_MODE_UX_CHANGES = "settings_guest_mode_ux_changes";
+    public static final String SETTINGS_GUEST_MODE_UX_CHANGES = "settings_guest_mode_ux_changes";
+
+    /** Support Clear Calling feature.
+     *  @hide
+     */
+    public static final String SETTINGS_ENABLE_CLEAR_CALLING = "settings_enable_clear_calling";
 
     private static final Map<String, String> DEFAULT_FLAGS;
 
@@ -116,6 +121,7 @@ public class FeatureFlagUtils {
         DEFAULT_FLAGS.put(SETTINGS_APP_ALLOW_DARK_THEME_ACTIVATION_AT_BEDTIME, "true");
         DEFAULT_FLAGS.put(SETTINGS_HIDE_SECOND_LAYER_PAGE_NAVIGATE_UP_BUTTON_IN_TWO_PANE, "true");
         DEFAULT_FLAGS.put(SETTINGS_GUEST_MODE_UX_CHANGES, "true");
+        DEFAULT_FLAGS.put(SETTINGS_ENABLE_CLEAR_CALLING, "false");
     }
 
     private static final Set<String> PERSISTENT_FLAGS;