1. Click Start.
2. now click on Control Panel.
3. then click programs and features.
4. Locate the item for the Office, click on it and then click change.
5. Select the repair option, and then Continue.
6. wait for the Office Setup.
After you have completed, restart your computer and check if the error persists. Learn more
If the issue is not resolved or if you need further assistance with this issue, chat with Microsoft Certified Expert by clicking on the link: https://chat.microsoftsupport.us