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

Fix "ffmpeg command not found" After Homebrew Install

You installed ffmpeg via Homebrew, but when you type ffmpeg in the terminal, you get...

Fix PowerShell Backup-Restore Script Not Working

If your PowerShell backup-restore script has stopped working or throws errors, this guide covers ...

Fix PowerShell Profile Configuration Not Working

You've edited your PowerShell profile, saved the file, and restarted the console—but your custom ...

Fix Windows Activation DNS Error After Network Change

If you recently changed networks (e.g., moved from home to office, switched ISPs, or changed rout...

Checklist for Resolving Windows Security 504 Gateway Timeout

If you see a 504 Gateway Timeout error in Windows Security, it usually means the security service...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...