IDEA安装教程

1.官网下载

https://www.jetbrains.com/idea/download/#section=windows

第一个是专业版（功能多，要收费），后面的是社区版

注册码

1. ThisCrackLicenseId-{    
2. "licenseId":"ThisCrackLicenseId",    
3. "licenseeName":"idea",    
4. "assigneeName":"",    
5. "assigneeEmail":"idea@163.com",    
6. "licenseRestriction":"For This Crack, Only Test! Please support genuine!!!",    
7. "checkConcurrentUse":false,    
8. "products":[    
9. {"code":"II","paidUpTo":"2099-12-31"},    
10. {"code":"DM","paidUpTo":"2099-12-31"},    
11. {"code":"AC","paidUpTo":"2099-12-31"},    
12. {"code":"RS0","paidUpTo":"2099-12-31"},    
13. {"code":"WS","paidUpTo":"2099-12-31"},    
14. {"code":"DPN","paidUpTo":"2099-12-31"},    
15. {"code":"RC","paidUpTo":"2099-12-31"},    
16. {"code":"PS","paidUpTo":"2099-12-31"},    
17. {"code":"DC","paidUpTo":"2099-12-31"},    
18. {"code":"RM","paidUpTo":"2099-12-31"},    
19. {"code":"CL","paidUpTo":"2099-12-31"},    
20. {"code":"PC","paidUpTo":"2099-12-31"}    
21. ],    
22. "hash":"2911276/0",    
23. "gracePeriodDays":7,    
24. "autoProlongated":false}   

https://www.cnblogs.com/muxi0407/p/8909071.html  亲测有效