diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index 3ddd9cc22..778316e5c 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -1207,9 +1207,10 @@ func (s *groupServer) SetGroupInfoEx(ctx context.Context, req *pbgroup.SetGroupI
 				log.ZWarn(ctx, "GetGroupMemberIDs is failed.", err)
 				return nil, err
 			}
-
+			// use temp admin permission to force success.
+			adminCtx := mcontext.WithOpUserIDContext(ctx, s.config.Share.IMAdminUserID[0])
 			conversation.GroupAtType = &wrapperspb.Int32Value{Value: constant.GroupNotification}
-			if err := s.conversationClient.SetConversations(ctx, resp.UserIDs, conversation); err != nil {
+			if err := s.conversationClient.SetConversations(adminCtx, resp.UserIDs, conversation); err != nil {
 				log.ZWarn(ctx, "SetConversations", err, "UserIDs", resp.UserIDs, "conversation", conversation)
 			}
 
diff --git a/internal/rpc/msg/send.go b/internal/rpc/msg/send.go
index c93f18148..f9e7428dd 100644
--- a/internal/rpc/msg/send.go
+++ b/internal/rpc/msg/send.go
@@ -87,8 +87,9 @@ func (m *msgServer) setConversationAtInfo(nctx context.Context, msg *sdkws.MsgDa
 		}
 	}()
 
+	// template admin permission for next operation
 	ctx := mcontext.NewCtx("@@@" + mcontext.GetOperationID(nctx))
-
+	ctx = mcontext.WithOpUserIDContext(ctx, m.config.Share.IMAdminUserID[0])
 	var atUserID []string
 
 	conversation := &pbconversation.ConversationReq{