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

Fix Windows Security Real-Time Protection Not Working

If you see a yellow warning in Windows Security that says "Real-time protection is off" or it tur...

How to Enable Command Prompt Auto Start on Startup in Windows

If you need Command Prompt to open automatically every time you log into Windows—for quick access...

Command Prompt Version Mismatch: Practical Checklist

You're in the middle of a build process or running a script when you see an error about a command...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Windows Security Update Error 0x800f0922

If you see error 0x800f0922 when installing Windows security updates, it usually means the update...

Change Windows Security Log Location via Registry

If you need to relocate the Windows Security log (Security.evtx) to a different drive or folder—p...