diff --git a/openEuler.md b/openEuler.md
index fc28426..fa86202 100644
--- a/openEuler.md
+++ b/openEuler.md
@@ -1,5 +1,10 @@
 # 一、网络配置
 
+- 图形化配置
+```
+nmtui
+```
+
 - 静态IP
 
 ```
@@ -10,4 +15,10 @@ nmcli connection add type ethernet con-name eth0 ifname eth0 \
   ipv4.method manual
 nmcli connection up eth0
 
+```
+
+- 修改现有配置
+```
+nmcli connection modify eth0 ipv4.addresses "192.168.1.200/24"
+nmcli connection down eth0 && nmcli connection up eth0
 ```
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