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

Fix Microsoft Store High CPU Usage on Windows 11

You open Task Manager and see Microsoft Store eating 20-30% CPU, even when you're not using it. T...

Fix 'Command Not Found' in Windows Terminal for PowerShell

If you're using Windows Terminal and see 'command not found' when running a PowerShell command, i...

Terminal Command Prompt Setup Guide for Mac

If you're new to the Mac terminal or just want a more informative command prompt, this guide cove...

How to Fix Windows Defender Connection Refused Error

If you see a 'connection refused' message when opening Windows Defender or updating virus definit...

How to Fix Windows Update Access Denied Error in Command Prompt

Debug SSH Public Key Authentication Failure: Step-by-Step

You're trying to SSH into a server with a public key, but you get "Permission denied (publickey)"...