How to change Android system boot slot form A to B

Verify that you have fastboot and adb · Enable your USB connection · Boot into Fastboot mode · Unlock the bootloader · Restore device to factory state

i do the fastboot with command my phone reboot : black screen with only and stays like that : => FASTBOOT mode then i command fastboot

change slot fastboot Ahora vamos a comprobar desde qué slot está arrancando el teléfono: Código: fastboot getvar current-slot Nintendo Switch, Steam Deck

eye slot Les changements: General: – Added a shortcut to change the backdrop color for sprite extraction – Fixed QuickSave 0-9 slot shortcuts not working