1， 访问 https://www.jetbrains.com.cn/idea/download/#section=windows
下载并安装idea，注意下载 Ultimate旗舰版，Community社区版少了很多功能。
安装过程一路点击 “Next” 即可。
安装完成后无需打开idea
2， 准备激活。（激活工具下载地址 https://pan.quark.cn/s/1392422a4497）
将 jetbra文件夹 复制到本地磁盘任意位置。
进入 \jetbra\scripts 文件夹下，双击执行 install-all-users.vbs（为所有用户安装） 或者 install-current-user.vbs（仅为当前用户安装）
弹出提示需要几秒钟激活，点击“确定”。
等待弹窗提示“Done!” 再次点击“确定”。
3， 打开 idea（若安装时已打开则需要重启idea），在激活页面填入如下激活码，然后点击 “Active” 按钮激活。
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激活成功，点击 “Continue” 按钮继续。这里显示激活到2025年，实际上是永久激活。
4， 激活成功后，不要升级 IDEA 版本！！！不要删除激活用的文件夹jetbra ！！！
关闭 idea 自动更新：
原文地址：http://www.cnblogs.com/dianchaozhang/p/16877977.html
