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

Fix Microsoft Teams Not Detecting External Webcam

You plug in your external webcam, open Microsoft Teams, and the video feed stays black or shows t...

Fix Module Not Found Error in Command Prompt

If you're seeing 'module not found' in Command Prompt, it usually means the system can't locate t...

Fix GitHub Actions Docker Push Permission Denied

How to Fix Windows Defender Blocked by Group Policy

When you try to open Windows Defender and see a message like "This app is blocked by group policy...

How to Fix Chrome Browser Not Opening on Windows and Mac

When Chrome fails to open, you might see nothing happen after double-clicking the icon, or a brie...

How to Fix Dependency Conflicts with Windows Defender Service

If Windows Defender won't start or you see errors about a dependency conflict, the issue often li...