Good afternoon, @invoicing3.
I'm here to help you edit your payroll paycheck in QuickBooks Online.
If you haven't submitted the paycheck yet, then you can click Back and make the necessary changes. After it's been submitted, then you can follow the steps I've listed below:
Before the pay date:
After the pay date:
Let me know how this goes for you! If you hit any bumps along the road, don't hesitate and leave me a Reply.