Failed Flashing Process Unknown Fastboot command GETVAR

FP4 - Stuck in fastboot mode - relock the bootloader fastboot getvar currentslot fastboot getvar current-slot > check slot is a or b, and my device show the slot on b fastboot set_active a > change the slot from b to a 8 fastboot getvar currentslot Note: Linux, Mac, and Windows PowerShell users may have to type fastboot getvar current-slot here This will reveal the current boot slot your

fastboot get active slot C:platform-tools>fastboot getvar current-slot current-slot: b Finished Total time: C:platform-tools>fastboot --set-active=a