Good day, dmcsbb.
So far, there isn't any similar reported issues with Microsoft Excel 365 when exporting reports from QuickBooks Desktop.
In the meantime, you'll want to update QuickBooks to its latest release version and export the report once more.
Here's how:
- Go to the Help menu and select Update QuickBooks.
- Choose the Options tab.
- Click the Mark All button, then Save.
- Click Update Now.
- Check the Reset Update box, then click Get Updates.
If the same problem occurs, try to repair the software. This can fix any program-related issues or errors. Before doing so, make sure to save a back up copy of your company file.
Then, follow the steps below to repair QuickBooks:
- Restart the computer.
- Back up your QuickBooks company file.
- Go to Start and then Control Panel.
- Select Programs and Features.
- In the list of programs, select QuickBooks.
- Choose Uninstall/Change, then click Continue and Next.
- Click Repair and then Next. Wait for it to complete.
- Once done, hit Finish.
Here’s an article for your reference: Fix QuickBooks Desktop (Windows).
You can read through this article about the Microsoft Office versions that is supported in QuickBooks Desktop: Microsoft Office 2010, 2013, 2016, and 365 FAQ.
Come and visit us again whenever you need help. It's my pleasure to assist. Wishing you well.