Checklists for software errors, setup, and tool workflows.

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Fix 'Connection Refused' Error in Windows Security for Remote Desktop

When you try to connect to a remote PC via Remote Desktop and get a 'connection refused' error fr...

Fix Nginx 502 Bad Gateway for WordPress

If you see a 502 Bad Gateway error when visiting your WordPress site running on Nginx, it usually...

Windows Defender Troubleshooting Checklist

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...

How to Fix a Microsoft Store App That Won't Download

You click install on a Microsoft Store app, but the download never starts, stalls at 0%, or fails...

Fix npm install ENOTFOUND on Windows 10: Package.json Issues

You run npm install in a Node.js project on Windows 10 and get an ENOTFOUND

Windows Security Connection Refused: Troubleshooting Checklist
When Windows Security reports a 'connection refused' error, it usually means the app can't reach ...