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

How to Update PowerShell on Ubuntu

If you installed PowerShell on Ubuntu via the official Microsoft repository, updating is straight...

How to Fix PostgreSQL Connection Refused Error

When you see "connection refused" while trying to connect to PostgreSQL, it usually means the cli...

Fix Windows 11 Search Not Showing Open Files

If you search for a file that you know is open in an app, but Windows 11 search doesn't show it, ...

How to Fix Windows Security Real-Time Protection Not Turning On

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

PowerShell Login Loop: Step-by-Step Troubleshooting Checklist

If you're stuck in a PowerShell login loop—where the console opens and immediately closes, or rep...

Fix Remote Desktop Permission Denied Error 0x80004005