https://blog.wongcw.com/2022/01/13/android-12l-beta-2%e7%99%bc%e5%b8%83%ef%bc%9a%e9%87%9d%e5%b0%8d%e5%8f%af%e6%8a%98%e7%96%8a-%e5%b9%b3%e6%9d%bf%e5%84%aa%e5%8c%96/