diff --git a/README.md b/README.md
index 270d419..3445a3c 100755
--- a/README.md
+++ b/README.md
@@ -84,6 +84,10 @@ Now,an encrypted raw tunnel has been established between client and server throu
 ### Note
 To run on Android, check [Android_Guide](/doc/android_guide.md)
 
+If you have connection problems.Take a look at `--seq-mode` option.
+
+You can run udp2raw with a non-root account(for better security).Take a look at [#26](https://github.com/wangyu-/udp2raw-tunnel/issues/26) for more info. 
+
 # Advanced Topic
 ### Usage
 ```
diff --git a/doc/README.zh-cn.md b/doc/README.zh-cn.md
index ea031ca..7917cee 100644
--- a/doc/README.zh-cn.md
+++ b/doc/README.zh-cn.md
@@ -85,6 +85,9 @@ https://github.com/wangyu-/udp2raw-tunnel/releases
 
 如果要在梅林固件的路由器上使用，添加`--lower-level auto` `--keep-rule`
 
+如果client和server无法连接，或者连接经常断开，请看一下`--seq-mode`的用法，尝试不同的seq-mode。
+
+udp2raw可以用非root账号运行，这样更安全。具体方法见：[#26](https://github.com/wangyu-/udp2raw-tunnel/issues/26) 
 # 进阶操作说明
 
 ### 命令选项