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

Fix Windows Defender Error 0x80070643 on macOS

If you see error 0x80070643 when installing or updating Windows Defender on a Mac (via Parallels,...

How to Fix Nginx 502 Bad Gateway: A Practical Guide

Seeing a 502 Bad Gateway error from Nginx usually means the upstream server (like PHP-FPM, Gunico...

NVM Troubleshooting Checklist for Windows Users

If you use NVM (Node Version Manager) on Windows and run into problems like Node not being recogn...

BitLocker Recovery Key Not Accepted: Fix Authentication Failed Error

FileZilla Connection Timeout: Firewall Configuration Fix

If FileZilla shows a connection timeout error, your firewall is often the culprit. This article c...

Fixing npm Dependency Conflicts from Duplicate Packages

You run npm install and see warnings about unmet peer dependencies or conflicting ve...