
Fix Windows Security Service Not Running Error
You open Windows Security and see a red banner: “Windows Security service is not running.” Or you...
Software troubleshooting desk

You open Windows Security and see a red banner: “Windows Security service is not running.” Or you...

After a Windows update, you might see a "permission denied" error when trying to open or download...

You click Check for updates, and the progress bar sits at 0% for minutes or hours. This is a comm...

You open Windows Defender Security Center, but instead of the dashboard you get a spinning circle...

You're working in a web app and suddenly get a 'token expired' or 'session expired' message. Norm...

If you're seeing a 504 gateway timeout when running PowerShell commands or scripts on Windows Ser...