Hey Jon,
This issue could be related to a few things. We suggest performing the methods below and see if the issue persists.
Method 1: Safe Mode
Starting a Microsoft Office for Windows application in Office Safe Mode can allow you to safely use it when it has encountered certain problems. Refer to this support article on how to: Open
Office apps in safe mode on a Windows PC.
Method 2: Repair Office
If an Office application such as Word or Excel isn’t working correctly, sometimes restarting it will fix the problem. If that doesn’t work, you can try repairing it. Refer to this support article on how to: Repair
an Office application.
Method 3: Check for updates
Keeping Office up-to-date ensures that you have the latest security updates and fixes. Refer to this support article on how to: Install
Office updates.
Additionally, you can refer to these support articles to double check your notification settings:
Give us an update on the result and we will be glad to assist you further.