How to Check and Change Current Active Slot on Android [Fastboot

I was able to fix this with fastboot --set-active=a followed immediately by fastboot flash boot and all the other partitions

Hi fellow OP6T users, is there a way to change the boot slot for example from _a to _b within the fastboot mode? I read something about a

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

fastboot change slot But I want without fastboot command My usecase is the bootloader need to check the currect active slot and set the proper suffix How can I