diff --git a/zh-cn/device-dev/quick-start/quickstart-ide-lite-env-setup-win-ubuntu.md b/zh-cn/device-dev/quick-start/quickstart-ide-lite-env-setup-win-ubuntu.md
index 391c01bcd68d3470ec5d53b17012c9cea7dce3b0..88b10521e6f9802ddbe3fa4a1c279fe60a0346cd 100644
--- a/zh-cn/device-dev/quick-start/quickstart-ide-lite-env-setup-win-ubuntu.md
+++ b/zh-cn/device-dev/quick-start/quickstart-ide-lite-env-setup-win-ubuntu.md
@@ -18,7 +18,6 @@
 - Windows和Ubuntu系统上安装的DevEco Device Tool为3.0 Release版本。
 
 
-
 ## 搭建Ubuntu环境
 
 1. 将Ubuntu Shell环境修改为bash。