You may have 3 options:

1. Purchase a new one time license for QB Desktop 2021 Pro for single user = $500

2. Purchase a new subscription license for QB Desktop  2022 Pro Plus for single user = $475

3. Login to your CAMPS, check your license status and make sure your credit card is active. They will charge you an automatic renewal on the due date for $549 this year.

Click my username and contact me in private if you still have any question.