entered the wrong code too many times? If you've entered the wrong code five times, your account will be locked for twenty minutes and you'll have to wait before trying again.
entered a backup code for another account? If you use more than one 2FA app, have more than one account in your 2FA app or you use more than one MYOB product, it's easy to enter the wrong code for your MYOB software. To check this, make sure the email address in the backup code file you downloaded matches the email address of your MYOB login email:
If all else fails
If you've tried signing in using a backup code, have had issues and none of the above tips have helped, call our support team (have your account details on hand):