Thanks for posting in the Community, @J_B.
As mentioned by QBsguru, you can cancel your payroll subscription if you no longer have employees. You're only prompted to run the update if we've released one and/or your payroll is outdated.
You can cancel it within your QuickBooks. I'll show you how:
If you encounter challenges, you can also reach out to our Payroll Team for further assistance. They have the tools necessary to process your request.
That should do it! Let me know the results or if you have other concerns with QuickBooks. I'm always here to help you.