Thanks for following the suggestions above, @bbmhayes.
Since you're still unable to select the payment methods in the drop-down list, I suggest contacting our QuickBooks Online Team. They can check your account to identify the cause of the issue and provide you with further help to fix it.
Here's how to connect with them:
- Sign in to your QuickBooks Online company.
- Go to Help (?).
- Select Contact Us and choose a way to connect with us:
- Start a chat with a support expert.
- Get a callback from the next available expert.
For additional reference about managing customer accounts such as editing, deleting, or merging duplicate them, check out this resource: How to manage customers and keep your list up to date.
Add a comment below if you have further concerns about selecting payment methods in the customer's profile. I'll be happy to help you some more.
