diff --git a/flutter/lib/web/bridge.dart b/flutter/lib/web/bridge.dart
index 9238d054a..d38f0f9cf 100644
--- a/flutter/lib/web/bridge.dart
+++ b/flutter/lib/web/bridge.dart
@@ -1210,11 +1210,18 @@ class RustdeskImpl {
 
   Future<String> mainLoadAb({dynamic hint}) {
     Completer<String> completer = Completer();
+    Future<String> timeoutFuture = completer.future.timeout(
+      Duration(seconds: 2),
+      onTimeout: () {
+        completer.completeError(TimeoutException('Load ab timed out'));
+        return 'Timeout';
+      },
+    );
     js.context["onLoadAbFinished"] = (String s) {
       completer.complete(s);
     };
     js.context.callMethod('setByName', ['load_ab']);
-    return completer.future;
+    return timeoutFuture;
   }
 
   Future<void> mainSaveGroup({required String json, dynamic hint}) {
@@ -1228,11 +1235,18 @@ class RustdeskImpl {
 
   Future<String> mainLoadGroup({dynamic hint}) {
     Completer<String> completer = Completer();
+    Future<String> timeoutFuture = completer.future.timeout(
+      Duration(seconds: 2),
+      onTimeout: () {
+        completer.completeError(TimeoutException('Load group timed out'));
+        return 'Timeout';
+      },
+    );
     js.context["onLoadGroupFinished"] = (String s) {
       completer.complete(s);
     };
     js.context.callMethod('setByName', ['load_group']);
-    return completer.future;
+    return timeoutFuture;
   }
 
   Future<void> sessionSendPointer(