
How to Enable Windows Defender After It Failed to Start
If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...
Software troubleshooting desk

If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...

If you see a "Checksum error" in WinRAR, it usually means the archive is damaged or incomplete. T...

If you see error 0x80073cf9 when trying to install or update an app from the Windows Store, it us...

You're browsing in Chrome on Windows 10 and suddenly get a '404 Not Found' page. This usually mea...

If you see an error message like "OneDrive cannot sync because the port is already allocated"...

When you get a '404 Not Found' error in PowerShell while using Invoke-WebRequest or ...