diff --git a/packages/engine-chronocat-api/src/handler.ts b/packages/engine-chronocat-api/src/handler.ts
index 1930ac8..57a54db 100644
--- a/packages/engine-chronocat-api/src/handler.ts
+++ b/packages/engine-chronocat-api/src/handler.ts
@@ -210,6 +210,14 @@ const responseDispatcher = async (
       return
     }
 
+    case 'nodeIKernelGroupListener/onGroupNotifiesUnreadCountUpdated': {
+      // const {} = payload as OnGroupNotifiesUnreadCountUpdated
+
+      void ctx.chronocatEngineChronocatApi.groupNotify.refresh()
+
+      return
+    }
+
     case 'onBuddyListChange':
     case 'nodeIKernelBuddyListener/onBuddyListChange': {
       const { data } = payload as OnBuddyListChange
diff --git a/packages/engine-chronocat-api/src/index.ts b/packages/engine-chronocat-api/src/index.ts
index 5dba42e..13383e8 100644
--- a/packages/engine-chronocat-api/src/index.ts
+++ b/packages/engine-chronocat-api/src/index.ts
@@ -27,6 +27,7 @@ import { buildMessageList } from './api/message/list'
 import { buildUserChannelCreate } from './api/user/channel/create'
 import { buildUserGet } from './api/user/get'
 import { buildHandler } from './handler'
+import { groupNotify } from './services/groupNotify'
 import { msgBoxActiv } from './services/msgBoxActiv'
 
 declare const __DEFINE_CHRONO_VERSION__: string
@@ -37,6 +38,7 @@ export const version = __DEFINE_CHRONO_VERSION__
 export const apply = async (ctx: ChronocatContext) => {
   ctx.chronocatEngineChronocatApi = {
     msgBoxActiv: msgBoxActiv(ctx),
+    groupNotify,
   }
 
   ipcMan<RedIpcArgs>({
diff --git a/packages/engine-chronocat-api/src/services/groupNotify.ts b/packages/engine-chronocat-api/src/services/groupNotify.ts
new file mode 100644
index 0000000..42d6c34
--- /dev/null
+++ b/packages/engine-chronocat-api/src/services/groupNotify.ts
@@ -0,0 +1,18 @@
+import { getSingleScreenNotifies } from '../definitions/groupService'
+
+const refresh = async () => {
+  void getSingleScreenNotifies({
+    doubt: false,
+    startSeq: '',
+    number: 16,
+  })
+  void getSingleScreenNotifies({
+    doubt: true,
+    startSeq: '',
+    number: 16,
+  })
+}
+
+export const groupNotify = {
+  refresh,
+}
diff --git a/packages/engine-chronocat-api/src/types.ts b/packages/engine-chronocat-api/src/types.ts
index 0468d68..01f6b32 100644
--- a/packages/engine-chronocat-api/src/types.ts
+++ b/packages/engine-chronocat-api/src/types.ts
@@ -1,9 +1,11 @@
+import type { groupNotify } from './services/groupNotify'
 import type { MsgBoxActiv } from './services/msgBoxActiv'
 
 declare module '@chronocat/shell' {
   interface ChronocatContext {
     chronocatEngineChronocatApi: {
       msgBoxActiv: MsgBoxActiv
+      groupNotify: typeof groupNotify
     }
   }
 }
diff --git a/packages/engine-chronocat-event/src/handler.ts b/packages/engine-chronocat-event/src/handler.ts
index ec1c369..f1840ef 100644
--- a/packages/engine-chronocat-event/src/handler.ts
+++ b/packages/engine-chronocat-event/src/handler.ts
@@ -214,12 +214,6 @@ const dispatcher = async (
       return
     }
 
-    case 'nodeIKernelGroupListener/onGroupNotifiesUnreadCountUpdated': {
-      // const {} = payload as OnGroupNotifiesUnreadCountUpdated
-
-      return
-    }
-
     case 'nodeIKernelGroupListener/onGroupSingleScreenNotifies': {
       const { notifies } = payload as OnGroupSingleScreenNotifies