diff --git a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
index e0beec93ae3648778cdd25fe6bc9e9df1dd8aaad..d973549b6b851a684b644cc2508a780007f73e22 100644
--- a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
+++ b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
@@ -207,7 +207,7 @@ class liteOsUpgrade_RK3568(BaseApp):
                         else:
                             # logger.info("Reboot successfully!")
                             # os.system("hdc -t %s shell reboot" % sn)
-                            time.sleep(40)
+                            #time.sleep(40)
                             # os.system("hdc -t %s shell set persist.usb.setting.gadget_conn_prompt false" % sn)
                             delete_file_lock(lock_file)
                             logger.printLog("******下载完成，升级成功，开始进行冒烟测试******")