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Fix Windows Security Connection Refused Due to Antivirus Blocking

You try to open Windows Security or run a scan, and get a 'connection refused' error. Often this ...

Checklist for Troubleshooting Windows Defender Configuration Issues

Windows Defender (now Microsoft Defender Antivirus) sometimes fails to apply settings or behaves ...

Fix 'Threat Service Stopped' in Windows 10 Defender

If you see a yellow warning in Windows Security that says "Threat service has stopped" or "Restar...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Remote Desktop Authentication Failed Due to Group Policy

You try to connect to a remote desktop and get an authentication failed error. This often happens...

Fix Task Scheduler Error 0x80070057 After Windows Update

After a Windows update, you may see error 0x80070057 when opening Task Scheduler or trying to cre...