用记事本打开 C:\Windows\System32\drivers\etc\hosts 这个文件。
另起一行,把下面这些内容加进去:
117.121.254.253 cdn.store.steampowered.com
117.121.254.254 cdn.steampowered.com
117.121.254.253 media.steampowered.com
117.121.254.254 cdn.steamcommunity.com
117.121.254.253 storefront.steampowered.com
203.77.186.253 cloud.steampowered.com
保存就好了。
然后还可以在网络连接的TCP/IP设置里把DNS改成114.114.114.114。
这样登录steam就没什么问题了。