If doesn’t work, please repair the Office 2010 then restart pc:
Start, then click Control Panel.
Programs and Features.
3.Click the Office 2010 program that you want to repair, then click
Repair, then click Continue. You might need to restart your computer after the repair is complete.
If the issue persist, you can consider the following suggestion:
We can follow the steps in the articles to create a new user account to test the issue. If the problem does not occur in the new user account, some settings
in the old account are corrupted. We can copy the main user files from the old account to the new account, delete the old account, and then continue using the new account.
For the detailed steps on how to create a new user account and copy data from the old account to the new account, you can refer to the following articles:
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