https://blog.wongcw.com/2022/07/28/%e8%8b%b1%e7%89%b9%e7%88%be%e6%bc%94%e7%a4%baarc-a750%e9%99%90%e9%87%8f%e7%89%88%e9%a1%af%e5%8d%a1%e7%9a%84vrr%e3%80%81hdr%e8%88%87hdmi-2-1%e5%8a%9f%e8%83%bd/