Hello there, @judithbell.
Let's review the customer's Payment Settings to ensure the Online Payments option is enabled.
Here's how:
- In your QuickBooks Desktop, go to the Customers menu and select Customer Center.
- Select your new customer from the list.
- Go to the Payment Settings tab.
- In the Online Payments section, put a checkmark on both Credit Card and Bank Transfer (ACH) checkboxes to enable the option.
- Click OK once finished.
You might want to check these articles to know more about processing payments in QuickBooks Desktop:
Please touch base with me here for all of your QuickBooks needs, I'm always happy to help. Have a great day.