参考：https://www.cnplugins.com/zhuanti/idea2021.2.html
https://cnplugins.com/zhuanti/idea/
1.下载JetbrainsCrack-2.6.10-release-enc.jar文件，资源可以在网上找
链接：https://pan.baidu.com/s/1qJixb9mmFTNb5uOT4YgKIQ
提取码：msko
2.在C:IDEA\bin目录下找到idea.exe.vmoptions，idea64.exe.vmoptions两个文件并使用notepad打开
3.添加JetbrainsCrack-2.6.10-release-enc.jar文件路径
打开idea，进入Help-Register打来后将以下代码复制到Activation code里面，用户名和邮箱可以改成你自己的用户名和邮箱
ThisCrackLicenseId-{
"licenseId":"ThisCrackLicenseId",
"licenseeName":"用户名",
"assigneeName":"",
"assigneeEmail":"一个邮箱地址",
"licenseRestriction":"For This Crack, Only Test! Please support genuine!!!",
"checkConcurrentUse":false,
"products":[
{"code":"II","paidUpTo":"2099-12-31"},
{"code":"DM","paidUpTo":"2099-12-31"},
{"code":"AC","paidUpTo":"2099-12-31"},
{"code":"RS0","paidUpTo":"2099-12-31"},
{"code":"WS","paidUpTo":"2099-12-31"},
{"code":"DPN","paidUpTo":"2099-12-31"},
{"code":"RC","paidUpTo":"2099-12-31"},
{"code":"PS","paidUpTo":"2099-12-31"},
{"code":"DC","paidUpTo":"2099-12-31"},
{"code":"RM","paidUpTo":"2099-12-31"},
{"code":"CL","paidUpTo":"2099-12-31"},
{"code":"PC","paidUpTo":"2099-12-31"}
],
"hash":"2911276/0",
"gracePeriodDays":7,
"autoProlongated":false}
点击OK注册完成！