How to change Android system boot slot form A to B

fastboot change slot   Dan fastboot getvar currentslot

I tried the fastboot update on windows on my thor device and am getting this error: Setting current slot to 'a' OKAY Finished

I never even knew that you could use fastboot with a locked bootloader! Learned something new Execute magiskboot repack to repack the boot image, and you will get a file, flash this file to device by fastboot INFO Official

梁云菲色情片 Sustainable Impact Creating lasting, positive change for the planet, our people, and the communities where we live, work, and do business  fastboot recovery mode that shows signal strength and IMEI No They showed as having a uSD slot, so hopefully they have the correct chipset