diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index f4a12a5a6a0f3..af0887a4d281e 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -464,6 +464,7 @@ package android.app {
     method @NonNull public android.graphics.Rect getMaxBounds();
     method public int getRotation();
     method public int getWindowingMode();
+    method public static boolean isFloating(int);
     method public void setActivityType(int);
     method public void setAppBounds(android.graphics.Rect);
     method public void setBounds(android.graphics.Rect);
diff --git a/core/java/android/app/WindowConfiguration.java b/core/java/android/app/WindowConfiguration.java
index e502ba03bf8e6..5ef3fc05130c0 100644
--- a/core/java/android/app/WindowConfiguration.java
+++ b/core/java/android/app/WindowConfiguration.java
@@ -819,11 +819,8 @@ public class WindowConfiguration implements Parcelable, Comparable<WindowConfigu
         return isFloating(mWindowingMode);
     }
 
-    /**
-     * Returns true if the windowingMode represents a floating window.
-     * @hide
-     */
-    public static boolean isFloating(int windowingMode) {
+    /** Returns true if the windowingMode represents a floating window. */
+    public static boolean isFloating(@WindowingMode int windowingMode) {
         return windowingMode == WINDOWING_MODE_FREEFORM || windowingMode == WINDOWING_MODE_PINNED;
     }