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

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...

Find Windows Activation Log File Using Command Prompt

If Windows activation fails or you're troubleshooting licensing issues, the activation log file (...

Fix Microsoft Teams Connection Refused by Proxy Server

When Microsoft Teams shows a 'connection refused' error and mentions a proxy server, it usually m...

Replacing Windows Defender on Ubuntu: Practical Alternatives

If you're migrating from Windows and miss the built-in protection of Windows Defender, you'll fin...

How to Fix Abnormal Memory Usage in CMD on Windows

Fix Microsoft Store Not Downloading Apps on Windows 11

You open Microsoft Store on Windows 11, click download, and nothing happens—or the download start...