diff --git a/projects/ucap-webmessenger-app/src/app/services/notification.service.ts b/projects/ucap-webmessenger-app/src/app/services/notification.service.ts
index 2cc63bad..7f9eff2c 100644
--- a/projects/ucap-webmessenger-app/src/app/services/notification.service.ts
+++ b/projects/ucap-webmessenger-app/src/app/services/notification.service.ts
@@ -92,7 +92,8 @@ import {
   NotificationRequest,
   NativeService,
   UCAP_NATIVE_SERVICE,
-  NotificationType
+  NotificationType,
+  WindowState
 } from '@ucap-webmessenger/native';
 import { StringUtil, DialogService } from '@ucap-webmessenger/ui';
 import {
@@ -208,9 +209,10 @@ export class AppNotificationService {
               (state: any) =>
                 state.messenger.sync.room.entities as Dictionary<RoomInfo>
             )
-          )
+          ),
+          this.nativeService.windowStateChanged()
         ),
-        tap(([notiOrRes, curRoomInfo, roomList]) => {
+        tap(([notiOrRes, curRoomInfo, roomList, windowStateChanged]) => {
           switch (notiOrRes.SSVC_TYPE) {
             case SSVC_TYPE_EVENT_SEND_RES:
             case SSVC_TYPE_EVENT_SEND_NOTI:
@@ -243,7 +245,10 @@ export class AppNotificationService {
                   if (
                     !!curRoomInfo &&
                     !!curRoomInfo.roomSeq &&
-                    curRoomInfo.roomSeq === noti.roomSeq
+                    curRoomInfo.roomSeq === noti.roomSeq &&
+                    !!windowStateChanged &&
+                    windowStateChanged !== WindowState.Minimized &&
+                    windowStateChanged !== WindowState.Hidden
                   ) {
                     doNoti = false;
                   }