Thanks for joining the thread, @BarbRogers123.
This time, QuickBooks Point of Sale (POS) can only integrate with the QuickBooks Desktop version. You'll want to look at another third-party POS application to combine with QuickBooks Online at our Apps Center.
I've also added articles about the details on how to integrate QuickBooks POS with QuickBooks Desktop:
Please place a comment here if you have additional questions. I'm always here to help and fulfill your business success!
