You can use Microsoft 365 Activation Troubleshooter to fix Microsoft 365 & Office subscription activation issues in Windows 11. Learn how!

Office Licensing Diagnostic Tool Office Licensing Diagnostic Tool is a command-line utility that allows system administrators to gather information about users’ problems with Office activation.

For the past hour, users of Microsoft's Office 365 service are experiencing problems when they try to login to their existing subscription or activate a new one. This is a known issue by Microsoft ...

A number of Microsoft Office 365 users are reporting problems signing into and activating their Office apps.