1.rom
2.drive
3.unlock Bootloader
4.adb platform tools
5.twrp(download xxx.img)
6.press "volume down" and "power" button recovery mode
7.fastboot flash recovery twrp.img
8.recovery mode
9.copy superSU.zip and Xposed.zip to phone
10.install superSU.zip and Xposed.zip
11.install Xposed.apk
9.1.copy magisk.zip to phone
10.1.install magisk.zip
原文：https://www.cnblogs.com/sym9518/p/11113233.html