https://blog.wongcw.com/2021/04/28/adduplex%ef%bc%9awindows-10%e7%89%88%e6%9c%ac20h2%e5%9c%a84%e6%9c%88%e6%8b%bf%e4%b8%8b%e4%ba%86%e8%b6%85%e9%81%8e40%e7%9a%84%e5%b8%82%e5%a0%b4%e4%bb%bd%e9%a1%8d/