Thanks for reaching out to the Community space, @sara46.
My colleague has already answered a similar question you've posted. You can refer to this link if you haven't checked it yet: https://quickbooks.intuit.com/learn-support/en-us/banking/why-can-t-i-update-my-company-profile-for-...
You can also visit this article to learn more about online bill pay: What is Online Bill Pay.
Please let me know if you have any additional concerns with QuickBooks. We're always here to help. Have a great day!