diff --git a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
index 5dbf4353ab40942343b85750c9316a4bcd3c6d56..93250e3f0de6f75dbf909e6cf851510d89b5d64e 100644
--- a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
+++ b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
@@ -213,7 +213,7 @@ class liteOsUpgrade_RK3568(BaseApp):
                             # 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******")
-                            hdc_kill()
+                            # hdc_kill()
                             # os.system("hdc_std -t %s shell hilog -w start" % sn)
                             # os.system("hdc_std -t %s shell hilog -w start -t kmsg" % sn)
                             if upgrade_test_type == "null":