
Fix 'Port Already in Use' Error with Windows Defender Firewall
You try to start a local service or application, and it fails with an error like 'port already in...
Software troubleshooting desk

You try to start a local service or application, and it fails with an error like 'port already in...

If you see a "502 Bad Gateway" error when checking for Windows updates on Windows 10, it usually ...

You've installed Windows updates, but the usual restart notification in the system tray or Action...

If you run Windows Defender on a Mac (via a virtual machine or Boot Camp) and notice it stops sca...

When you try to connect to PostgreSQL and get "connection refused" or "permission denied", the pr...

You see Event ID 101 in the Windows Event Viewer under TaskScheduler, and the task didn't run. Th...