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

How to Fix Microsoft Store Not Starting Automatically After Login

If you expect the Microsoft Store to launch when you log into Windows but it doesn't, you're not ...

Fix Windows Store Error 0x80073cf9 Permission Denied

When you see error 0x80073cf9 in the Windows Store, it usually means the installer can't write to...

Fix NVM Not Found in Git Bash on Windows

Checklist for Resolving Windows Security 504 Gateway Timeout

If you see a 504 Gateway Timeout error in Windows Security, it usually means the security service...

UFW Port Closed Despite Allow Rule: Fixes

You've added a UFW allow rule for a port, but a port scan or service test shows the port is still...

Fix Windows Defender Login Loop in Windows 11

Some Windows 11 users report getting stuck in a login loop when opening Windows Defender. The app...