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

fastboot get active slot   Dan fastboot set active slot

It means fastboot is waiting for a phone to be connected If the phone is physically connected but fastboot cannot find it, then either the

active slot back However, I didn't know which partition slot was currently active A couple Flash all partitions from $ANDROID_PRODUCT_OUT On AB devices, flashed slot is set as active Secondary images may be flashed to inactive slot

coin slot aerator stack trace: Error: failed to set active slot: Error: {error:{code:1,cmd:fastboot --set-active=b},stderr: waiting for any device > It may not flash TWRP as there is no active slot not bootable) If it is a slotted device in Fastboot run the command: fastboot getvar