Moving Fastboot to Userspace

fastboot commands fastboot getvar currentslot fastboot getvar current-slot current-slot: a finished total time: fastboot --set-active=b fastboot: unknown option -- set-active=b fastboot change slot 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 Xiaomi Mi A2$ fastboot getvar current-slot current-slot: a finished total time: mf@mf-OptiPlex-3040:~PulpitXiaomi Mi A2$ fastboot