
Fix Windows Defender Token Expired Preventing Service Start
You see 'Token expired' in the Windows Defender event log or a notification that the service didn...
Software troubleshooting desk

You see 'Token expired' in the Windows Defender event log or a notification that the service didn...

If you use a Mac with Boot Camp or a virtual machine like Parallels Desktop or VMware Fusion to r...

When Outlook starts eating up hundreds of megabytes of RAM—or even over a gigabyte—it can slow do...

You're trying to open a file, share your screen, or access a channel in Microsoft Teams, and inst...

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

If you see 'token expired' while using Windows Search, it usually means the search index or relat...