How to change the current active partition slot?

Fastboot firmware, ZIP firmware is official from Xiaomi EU ROM, TWRP and Other files is unofficial Use at your own risk China 28

I am trying to root my Xiaom mi a2 phone But i am stuck on changing the active partition When i enter fastboot set_active b it doesnt

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

lotus789 slot The smaller Pro variant will likely slot in between these two price points There's no indication that this will change in the near future