1] Microsoft Support and Recovery Assistant for Office 365
The Microsoft Support and Recovery Assistant app runs on Windows PCs and can help you identify and fix activation issues with Office 365. Download the installer for Office 365 Activation troubleshooter. Double click to launch, and it will download the Microsoft Office Activation Troubleshooters for Office 365. Once download and installation are complete, you will agree with the Services agreement. Next, allow it to make changes to the DLL. You will get a prompt about it. Since it is Microsoft, you can trust it. On the welcome screen, it will prompt you to sign-in with your Office or Microsoft account connected with the domain.
Once the identity is confirmed, it will fix the activation problem if you have a valid key, else it will ask you how to go ahead. It also helps you resolve other product issues including Outlook, Dynamic 365, OneDrive for business, Skype for business. If you are working with Microsoft Support personnel on the issue, make sure to check the box.
2] Office Activation Troubleshooter
If you are using Office 2021/19/16 i.e. non-subscription Office products, you need to download a different activation troubleshooter. Download it from https://aka.ms/diag_officeact and run it. Don’t be confused if you see mention of Office 365. It works. Click on Advanced option, and choose to Apply repairs automatically. If it detects an issue, it will resolve it after you confirm the with the fix options prompt. The troubleshooter is familiar with other troubleshoot available on Windows. Click Next, get answers and suggestions and you are done.
3] Office Easy Fix Licensing Repair Tool
To fix the licensing issue, you need to uninstall the product key from the Office installation. Once removed, you can sign in with the same account and activate your product. Download it and run to uninstall your product key in Office. Open any Office application, like Word or Excel Sign-in with email and password connected with the Office account. If its the same account, your Office will be activated. Let us know if any of the Microsoft Office activation troubleshooters help you resolve your Office Activation problems.
