Xero

Navigate to Xero and click on you user's avatar in the top right corner

Click Account

Click Set up next to Multi-factor authentication

Click Use my own app

Click Can't scan the QR code? Enter a setup key instead

Copy the Setup Key

Navigate to Cakewalk and paste the Setup Key into the MFA Secret field.

Copy the One-Time Password

Navigate back to Xero and click Enter Code

Paste in the One-Time Password and click Confirm

Enter a backup email and click Continue

Navigate to your inbox and paste in the backup email code

Paste in the confirmation code and click Confirm email

Click Continue to complete the process