diff --git a/docs/rookie/DE&App.md b/docs/rookie/DE&App.md
index 2548285..b9aba1a 100644
--- a/docs/rookie/DE&App.md
+++ b/docs/rookie/DE&App.md
@@ -114,6 +114,8 @@ pacman -Syyu
 ```bash
 sudo systemctl disable iwd #确保iwd开机处于关闭状态,其无线连接会与NetworkManager冲突
 sudo systemctl stop iwd #同上,立即关闭iwd
+sudo systemctl disable dhcpcd
+sudo systemctl stop dhcpcd # 立即关闭dhcpcd
 sudo systemctl enable --now NetworkManager #确保先启动NetworkManager,并进行网络连接 若iwd已经与NetworkManager冲突 则执行完上一步重启一下电脑即可。
 ```
 
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