diff --git a/flutter/lib/utils/multi_window_manager.dart b/flutter/lib/utils/multi_window_manager.dart
index 194a0d13d..0a1858c2c 100644
--- a/flutter/lib/utils/multi_window_manager.dart
+++ b/flutter/lib/utils/multi_window_manager.dart
@@ -96,6 +96,7 @@ class RustDeskMultiWindowManager {
                 windowId, methodName, msg);
             WindowController.fromWindowId(windowId).show();
             registerActiveWindow(windowId);
+            return;
           }
         }
       }