diff --git a/README.md b/README.md
index 2115bf3..80012da 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_all
 * 从[pingtunnel-qt](https://github.com/esrrhs/pingtunnel-qt)下载qt的gui版本
 * 双击exe运行，修改server（如www.yourserver.com）、listen port（如1080），勾上sock5，其他设置默认即可，然后点击*GO*
 * 一切正常，界面上会有ping值显示，然后可点击X隐藏到状态栏
-* 设置浏览器的sock5代理到127.0.0.1:1080
+* 设置浏览器的sock5代理到127.0.0.1:1080，如果连不上网，出现socks version not supported错误日志，说明浏览器的代理不是socks5代理
 
 ![image](qtrun.jpg)
 
diff --git a/README_EN.md b/README_EN.md
index 7f9eb51..3500e54 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -34,7 +34,7 @@ echo 1> / proc / sys / net / ipv4 / icmp_echo_ignore_all
 * Download the gui version of qt from [pingtunnel-qt](https://github.com/esrrhs/pingtunnel-qt)
 * Double-click the exe to run, modify the server (such as www.yourserver.com), listen port (such as 1080), tick sock5, other settings can be default, and then click *GO*
 * Everything is normal, there will be a ping value on the interface, and then you can click X to hide it in the status bar
-* Set the browser's sock5 proxy to 127.0.0.1:1080
+* Set the browser's sock5 proxy to 127.0.0.1:1080, If you do not connect to the Internet, a socks version not supported error log appears, indicating that the browser's proxy is not a socks5 proxy
 
 ![image](qtrun.jpg)