https://blog.wongcw.com/2022/02/08/1%e6%9c%88android%e6%89%8b%e6%a9%9f%e6%80%a7%e8%83%bd%e6%a6%9c%ef%bc%9a%e9%a9%8d%e9%be%8d8-gen1%e9%99%8d%e8%87%a8/