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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Microsoft Store App 404 Error on Windows 10

When you try to open or download an app from the Microsoft Store on Windows 10, you might see a 4...

Fix Microsoft Teams Version Mismatch Sync Problem

If you see sync errors or missing data in Microsoft Teams, a version mismatch between your deskto...

Fix 'Security Module Not Found' in Windows Defender

If you see a message in Windows Security that says something like "Security module not found" or ...

Fix nvm not working in CMD or PowerShell on Windows