github打不开问题

host 文件在 C:\Windows\System32\Drivers\etc 目录下，需要注意一下的是 host 文件不能直接被修改，只能先复制到桌面上，待修改完毕后替换。

// 下面的内容粘贴保存到 host，然后替换原有的 host// 不要去删除开头的内容，贴到末尾就可以了

192.30.253.112 github.com
192.30.253.119 gist.github.com 
151.101.100.133 assets-cdn.github.com 
151.101.100.133 raw.githubusercontent.com
151.101.100.133 gist.githubusercontent.com
151.101.100.133 cloud.githubusercontent.com
151.101.100.133 camo.githubusercontent.com 
151.101.100.133 avatars0.githubusercontent.com 
151.101.100.133 avatars1.githubusercontent.com 
151.101.100.133 avatars2.githubusercontent.com
151.101.100.133 avatars3.githubusercontent.com 
151.101.100.133 avatars4.githubusercontent.com 
151.101.100.133 avatars5.githubusercontent.com 
151.101.100.133 avatars6.githubusercontent.com 
151.101.100.133 avatars7.githubusercontent.com
151.101.100.133 avatars8.githubusercontent.com

替换完成之后，刷新页面，终于又见到了熟悉的交友界面。