How to change Android system boot slot form A to B

How to change Android system boot slot form A to B fastboot change slot On AB devices, flashed slot is set as active Secondary images may be flashed to inactive slot flash PARTITION Flash given partition, using the fastboot_ error_ failed to identify current 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_ error_ failed to identify current slot stack trace: Error: failed to set active slot: Error: {error:{code:1,cmd:fastboot --set-active=b},stderr: waiting for any device >

fastboot change slot  It can be very useful to know if partition slot A or slot B is currently active and you can learn Fastboot ❕Intel Core i5-6200U @ ❕6th Generation ❕Intel HD change due to unstable dollar rate ‼️