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

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

Fix Git Pull Unrelated Histories Error: Step-by-Step

You run git pull and see: fatal: refusing to merge unrelated histories....

Remote Desktop Connection Fails: RDP Port Not Open

You try to connect via Remote Desktop, but the client says it can't connect. One of the most ...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Resolving Python Dependency Conflicts in pyproject.toml

You've updated a dependency in pyproject.toml, and now pip install ...

Windows Security App Not Working After Reset? Try These Fixes

If you recently reset your Windows PC and now the Windows Security app won't open, shows a bl...