Knowledge base for software setup, errors, and daily tool work.

How to Fix Windows Security Auto Start Disabled

If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...

Fix Chrome Profile Download Not Working on Windows

If Chrome on Windows fails to download your profile—or any file—it usually means something is blo...

How to Fix Windows Security Backup Not Working

Windows Security backup (part of Windows Backup or File History) may stop working for several rea...

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

Windows Defender Troubleshooting Checklist for Common Errors

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background. But w...

Fix Windows Defender Module Not Found Error 0x80070643