diff --git a/images/nin1.png b/images/nin1.png
index 101c2e9fee..71397c738b 100644
Binary files a/images/nin1.png and b/images/nin1.png differ
diff --git a/modules/core/src/main/java/com/bytedesk/core/thread/ThreadRestService.java b/modules/core/src/main/java/com/bytedesk/core/thread/ThreadRestService.java
index 48c172b90f..ae5612e84a 100644
--- a/modules/core/src/main/java/com/bytedesk/core/thread/ThreadRestService.java
+++ b/modules/core/src/main/java/com/bytedesk/core/thread/ThreadRestService.java
@@ -93,7 +93,7 @@ public class ThreadRestService
 
     public Page<ThreadResponse> query(ThreadRequest request) {
         UserEntity user = authService.getUser();
-        
+        // 
         request.setUserUid(user.getUid());
         request.setOwnerUid(user.getUid());
         //