
How to Reinstall the Windows Security App (Microsoft Defender)
If the Windows Security app (Microsoft Defender) is missing, won’t open, or shows errors, reinsta...
Software troubleshooting desk

If the Windows Security app (Microsoft Defender) is missing, won’t open, or shows errors, reinsta...

You click Install in the Microsoft Store, and after a long wait you see “Installation failed” wit...

You double-click an attachment in Outlook, and the progress bar just spins. No preview appears, a...

If you see Chrome update error 12, it usually means your antivirus software is interfering with t...

You click on Windows Security and see 'Windows Security failed to start. Access denied.' This usu...

You try to open Outlook and get an error: "Outlook data file cannot be accessed." This u...