有些Win7用户在打开Riot VPN for China时，系统会提示如下错误：
这是因为系统缺少api-ms-win-crt-runtime-l1-1-0.dll文件导致的，请下载如下文件，解压缩后安装里面的程序，然后重启计算机即可。
点击下载：Windows6.1-KB2999226-x64.msu
- A single Riot VPN for China account for all devices.
- Various Riot VPN for China plans to choose from: 1-week to 1-year.
- Prompt Riot VPN for China customer support.
- Free time every day!
- 30-day money-back guarantee.