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

Fix Windows Search Invalid Configuration After Update

After a Windows update, you might see an error like “Search is not working” or “Invalid configura...

Fix Task Scheduler Login Loop with Permission Denied Error

You set up a scheduled task to run automatically, but it keeps failing with a "permission denied"...

How to Fix 'npm command not found' on Mac

How to Check Which Process Is Using a Port in PowerShell

When a service fails to start or an application complains that a port is already in use, you need...

PowerShell Try Catch Not Working: Fixes and Common Pitfalls

You've wrapped a command in a try/catch block, but when an error occurs, the catch block doesn't ...

Checklist for Windows Update Connection Refused Issues

When Windows Update fails with a "connection refused" or "server refused connection" error, it us...