Connect with and learn from others in the QuickBooks Community.
You can select the Bonus only option to Direct Deposit (DD) a bonus check in your QuickBooks Online (QBO) account. This way, you don't have to add a pay period. Let me guide you how.
In your QBO:
For more details, you can check this great article (read QuickBooks Online Payroll section): Pay an employee bonus.
In case you need to reimburse your employee, you can read this article for the details: Reimburse an employee.
Please let me know if ever you need anything else. I'd be more than happy to help you. Stay safe and have a great day!