diff --git a/config/config.yaml b/config/config.yaml
index 1110249e7..2fd18ff0e 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -555,13 +555,14 @@ notification:
     conversation:
       reliabilityLevel: 2
       unreadCount: true
-      offlinePush:
-        switch: true
-        title: "conversation was set to private "
-        desc: "conversation was set to private "
-        ext: "conversation was set to private "
-      defaultTips:
-        tips: "conversation was set to private "
+    offlinePush:
+      switch: true
+      title: "burn after reading"
+      desc: "burn after reading"
+      ext: "burn after reading"
+    defaultTips:
+      openTips: "burn after reading was opened"
+      closeTips: "burn after reading was closed"
 
 
 
diff --git a/internal/rpc/msg/conversation_notification.go b/internal/rpc/msg/conversation_notification.go
index ccb5e3674..5c39ea06a 100644
--- a/internal/rpc/msg/conversation_notification.go
+++ b/internal/rpc/msg/conversation_notification.go
@@ -48,8 +48,19 @@ func ConversationSetPrivateNotification(operationID, sendID, recvID string, isPr
 		IsPrivate: isPrivateChat,
 	}
 	var tips open_im_sdk.TipsComm
-	strMap := map[bool]string{true: "true", false: "false"}
-	tips.DefaultTips = config.Config.Notification.ConversationSetPrivate.DefaultTips.Tips + strMap[isPrivateChat] + " by " + sendID
+	var tipsMsg string
+	//var senderName string
+	//senderName, err := im_mysql_model.GetUserNameByUserID(sendID)
+	//if err != nil {
+	//	log.NewError(operationID, utils.GetSelfFuncName(), err.Error())
+	//	senderName = sendID
+	//}
+	if isPrivateChat == true {
+		tipsMsg = config.Config.Notification.ConversationSetPrivate.DefaultTips.OpenTips
+	} else {
+		tipsMsg = config.Config.Notification.ConversationSetPrivate.DefaultTips.CloseTips
+	}
+	tips.DefaultTips = tipsMsg
 	SetConversationNotification(operationID, sendID, recvID, constant.ConversationPrivateChatNotification, conversationSetPrivateTips, tips)
 }