diff --git a/README.txt b/README.txt
index 872d3de..71c5475 100644
--- a/README.txt
+++ b/README.txt
@@ -12,8 +12,10 @@
  0. Download the zip package and get jetbrains-agent.jar first.
     Releases page: https://zhile.io/files/jetbrains-agent-v2018.2.2.zip
  1. Click IDE menu "Configure|Help" -> "Edit Custom VM Options ..."
+    See: https://intellij-support.jetbrains.com/hc/en-us/articles/206544869
  2. Append "-javaagent:/absolute/path/to/jetbrains-agent.jar" to end line.
     eg: -javaagent:/Users/neo/jetbrains-agent.jar
+    Rescue: https://intellij-support.jetbrains.com/hc/en-us/articles/206544519
  3. Restart IDE.
  4. Entry license server address: 
     http://[any exactly 16 characters domain name(without:'/', '[', ']')]
@@ -29,6 +31,7 @@
     下载列表地址：https://zhile.io/files/jetbrains-agent-v2018.2.2.zip
  1. 点击你要注册的IDE菜单："Configure|Help" -> "Edit Custom VM Options ..."
     如果提示是否要创建文件，请点"是|Yes"。
+    参考文章：https://intellij-support.jetbrains.com/hc/en-us/articles/206544869
  2. 在打开的vmoptions编辑窗口末行添加："-javaagent:/absolute/path/to/jetbrains-agent.jar"
     一定要自己确认好路径，填错会导致IDE打不开！！！最好使用绝对路径。
     如: -javaagent:/Users/neo/jetbrains-agent.jar