1、server选项里边输入 http://idea.imsxm.com/
2、参考：https://blog.csdn.net/u014044812/article/details/78727496 方式二：
2.激活码激活
优点：Window、Mac、Ubantu都稳定有效，关键是这种激活方式不会产生其他影响
缺点：需要修改hosts文件
修改hosts文件
将0.0.0.0 account.jetbrains.com添加到hosts文件最后，注意hosts文件无后缀，如果遇到无法修改或权限问题，可以采用覆盖的方法去替换hosts文件
修改后请检查hosts文件是否修改，激活码无法激活的原因99.99%是因为hosts没有修改正确
Windows系统hosts文件路径为：c:\windows\system32\drivers\etc
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原文地址：https://www.cnblogs.com/lily-20141202/p/10134423.html