https://blog.wongcw.com/2020/10/30/macos-big-sur-11-0-1-beta%e4%bb%a3%e7%a2%bc%e4%b8%ad%e7%99%bc%e7%8f%be%e4%b8%89%e6%ac%be%e5%b0%9a%e6%9c%aa%e7%99%bc%e5%b8%83%e7%9a%84mac%e5%9e%8b%e8%99%9f/