操作:
1.>>adb remount
Use "adb disable-verity" to disable verity.
If you do not, remount may succeed, however, you will still not be able to write to these volumes.
2.>>adb disable-verity
Device is locked. Please unlock the device first
3.>>开发者选项打开OEM unlocking选项
4.>>adb reboot bootloader
5.>>fastboot flashing unlock
< waiting for any device >
然后一直就卡在这。。。