diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index d9ed7a49d9803..0958ad21aabdc 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -2165,6 +2165,11 @@ final class WindowState implements WindowManagerPolicy.WindowState {
         if (task == null) {
             return false;
         }
+        if (mAttrs.width != MATCH_PARENT || mAttrs.height != MATCH_PARENT) {
+
+            // Floating windows never enter drag resize mode.
+            return false;
+        }
         if (task.isDragResizing()) {
             return true;
         }