Office 365

Office 365 Not Working for You? It Might Not Be an Outage

If the status above shows no ongoing outage but Office 365 isn't loading for you, the problem is likely on your side or with your internet provider.

Common Reasons Office 365 Stops Working

• Microsoft 365 backend outage affecting Word, Excel, PowerPoint online or desktop activation
• Microsoft account or Azure AD sign-in issue blocking Office 365 license verification
• Office 365 subscription expired or billing issue causing apps to go into read-only mode
• OneDrive sync conflict causing Office files to be locked or unavailable
• Microsoft 365 Admin Center showing tenant-specific incident not visible on public status

How to Fix Office 365 Not Working

1. Check Microsoft 365 service health at admin.microsoft.com/servicestatus
2. Try office.com in a browser to isolate desktop vs online app issues
3. For "Product Unlicensed" errors, sign out of Office (File → Account → Sign Out) and sign back in
4. Check your Microsoft 365 subscription status at account.microsoft.com/services
5. Pause OneDrive sync if files are locked: right-click OneDrive tray icon → Pause syncing
6. For enterprise users, ask your IT admin to check the Microsoft 365 Admin Center Health dashboard