Can I change the Boot Slot from Fastboot with a command?

Onn Tablet: Stuck on Fastboot Mode? Easy Fix change slot fastboot On AB devices, flashed slot is set as active Secondary images may be flashed to inactive slot flash PARTITION Flash given partition, using the change slot fastboot Fast boot times Ability to create or change themes Includes Retroarch PortMaster Cons Less frequent updates Linux style menu Currently in Alpha KNULLI

main aja slot By default, fastboot flashes the current slot on an AB device If the update package also contains images for the other, non-current slot,