Hello, Forrest88. 

Thank you for stopping by the Community today. QR Code generates If your payment links in QuickBooks Online Payments. The option to disable the QR Code is by manually unclicking it. 

To learn more about how this works in QuickBooks, please refer to this article: Payment links in QuickBooks Online Payments. 

Let me know if you need anything else or if you have additional questions. I'm here to help. Take care and have a great day.