https://blog.wongcw.com/2021/01/25/%e5%a0%b1%e5%b0%8e%e7%a8%b1galaxy-s21%e4%bb%8d%e4%b8%8d%e6%94%af%e6%8c%81android-11%e7%9a%84%e7%84%a1%e7%b8%ab%e6%9b%b4%e6%96%b0/