If you're having trouble with a legitimate license not activating, you can use the Activation troubleshooter on the official Microsoft Support site.
For businesses, using such tools violates Microsoft's Terms of Service and can result in legal penalties during a software audit. How to Properly Activate Windows and Office Microsoft Toolkit 3.1.4 Final -Windows Office Activator-
Some versions support offline activation, removing the need for a persistent internet connection during the process. Critical Risks and Considerations While widely used, Microsoft Toolkit is not an official Microsoft product and carries significant risks: If you're having trouble with a legitimate license
as recent major iterations, with "3.1.4" often appearing on unofficial download sites that may carry security risks. WPS Office Key Features of Microsoft Toolkit Microsoft Toolkit 3.1.4 Final -Windows Office Activator-
If you ignore all warnings and search for this file, here is what a malicious version looks like: