https://blog.wongcw.com/2021/01/07/%e7%82%ba%e4%bd%95%e9%96%8b%e6%ba%90%e9%a9%85%e5%8b%95%e7%84%a1%e6%b3%95%e5%9c%a8hdmi%e4%b8%8a%e5%af%a6%e7%8f%befreesync%e8%bc%b8%e5%87%ba%ef%bc%9f/