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

Windows Defender Real-Time Protection Off but Still Scanning: Fix

You turn off real-time protection in Windows Defender, but scans still run. This can be confusing...

How to Handle '404 Not Found' Errors in PowerShell

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

How to Fix Windows Security Invalid Configuration Errors

You open Windows Security and see a yellow warning: "Invalid configuration" or "Page not availabl...

How to Fix Windows Security Connection Timeout Errors

If you see a "connection timeout" error when opening Windows Security, it usually means the app c...

How to Fix Windows Defender 504 Gateway Timeout

If you see a '504 Gateway Timeout' error when opening Windows Security or running a scan, Windows...

Fix Robocopy Error 5: Access Denied in Backup Command