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

Fix 'Port Already in Use' Error When No Process Shows

You try to launch Chrome or a Chrome-based tool (like Puppeteer, Selenium, or a local dev server)...

PowerShell Command Not Found but Works in CMD

Fix Task Scheduler Authentication Failed Error

When a scheduled task fails with an 'authentication failed' error, it usually means the task cann...

Command Prompt Connection Error Troubleshooting Guide

Fix Chrome Profile Error: Extensions Not Loading

You open Chrome and notice your extensions are missing. The extensions page shows a profile error...

Step-by-Step: Set Up PowerShell for Office 365 Migration

When preparing an Office 365 migration, PowerShell is often the fastest way to manage mailboxes, ...