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

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix PowerShell Proxy Authentication Failed Errors

Fix Windows Defender Real-Time Protection Turning Off Automatically

If you notice Windows Defender real-time protection is turning off by itself, your PC may be vuln...

How to Clear BitLocker Cache on Windows 10

If BitLocker keeps asking for your recovery key or you notice performance hiccups, clearing the B...

How to Fix SSL Protocol Error in Chrome: Connection Refused

When you see “SSL protocol error” and “connection refused” in Chrome, it means the browser can’t ...

Fix OBS Black Screen After Game Capture Setup

You set up a game capture source in OBS Studio, but the preview shows a black screen. The game ru...