Android 是否支持AB分区

C:\Users\Administrator>adb shell
bengal:/ $ su
bengal:/ # getprop |grep treble
[ro.treble.enabled]: [true]
bengal:/ #

返回不为空而且为true，那就是支持pt(project treble)分区

进入fastboot模式

adb reboot bootloader

查看当前分区

C:\Users\Administrator>adb reboot
error: no devices/emulators found

C:\Users\Administrator>adb reboot fastboot

C:\Users\Administrator>fastboot getvar current-slot
current-slot: a
Finished. Total time: 0.007s

切换分区

C:\Users\Administrator>fastboot set_active b
Setting current slot to 'b'                        OKAY [  0.104s]
Finished. Total time: 0.113s

重启

C:\Users\Administrator>fastboot reboot