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

Setup Environment Variables to Fix Command Not Found

You type a command you know is installed, but the shell replies: command not found. ...

Fix Microsoft Store Version Mismatch on Windows 11

You open Microsoft Store on Windows 11, try to install or update an app, and see an error about a...

Fix Windows Security Service Not Running for Antivirus

If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...

Fix Chrome Login Loop: Steps to Break the Cycle

You enter your credentials on a site, Chrome reloads, and you're back at the login screen. This l...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Windows Activation 502 Bad Gateway: Step-by-Step Fix

When you try to activate Windows and see a 502 Bad Gateway error, it usually means the activation...