Checking Android's Currently Active Partition Slot

Android fastboot 查詢當前使用的ab槽 fastboot set active slot slot fastboot getvar current-slot fastboot getvar all Get active system slot slot fastboot fastboot_ error_ failed to identify current slot Substitute the name of the bootloader image determined in the first step above, if different, for the image file name argument fastboot --slot=other flash

fastboot change slot First you need the actual fastboot, 3 Then the correct command is: fastboot --set-active=a