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

Fix 'Port Already Allocated' Error in Windows Defender on Windows 10

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

Checklist for Debugging 502 Bad Gateway in Command Prompt

You're working on a web app or API, and you get a 502 Bad Gateway error. The browser just says '5...

Fix Windows Terminal Connection Refused or Permission Denied

If you see 'connection refused' or 'permission denied' when using Windows Terminal—especially wit...

How to Fix Remote Desktop Error Code 0x104

When connecting to a remote desktop, error code 0x104 typically appears as a pop-up saying "The r...

Fix Git Clone Permission Denied (publickey) Error

When you run git clone and see Permission denied (publickey), it usuall...

Fix Remote Desktop Path Not Found Error in Windows 10