Glad to see you here in the Community, Nancy S.
I can help and provide you with easy steps on how you can check which credit memos were applied to the bills in QuickBooks Desktop.
It is important to make sure that your QuickBooks Desktop is up to date in the latest release version to take advantage of updates and bug fixes.
To do that, here's how:
You can get more details in this article: Update to the latest release of QuickBooks Desktop.
After that, you can follow the steps below to check which credit memos were applied to the bills.
Keep me posted if you need further assistance with bills and bill payment stubs in QuickBooks Desktop. Have a good one.