diff --git a/ubuntu-kylin-software-center.py b/ubuntu-kylin-software-center.py
index a5eae0bb..2efa033f 100644
--- a/ubuntu-kylin-software-center.py
+++ b/ubuntu-kylin-software-center.py
@@ -891,6 +891,8 @@ def check_source(self):
             #                         "更新", "不更新", "退出", 0, 2)
 
             # show loading and update processbar this moment
+            if (Globals.LAUNCH_MODE == 'normal'):
+                self.show()
 
             if MessageBox.checkbox.isChecked():
                 self.worker_thread0.appmgr.set_check_update_false()