参考
选择 File—>Setting—>Appearance&Behavior—>System Settings—>HTTP Proxy 进行配置,地址推荐用:https://plugins.jetbrains.com,如果不行也可以配置 http://127.0.0.1:1080
解决IDEA插件加载失败
原文:https://www.cnblogs.com/langkyeSir/p/13907999.html