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

Fix 'Windows Security Authentication Failed' for Domain Credentials

Windows Defender Setup Checklist for Small Business

If you're setting up Windows Defender for a small business, you might be wondering if the built-i...

How to Reset Your Jupyter Notebook Token

When you try to open Jupyter Notebook and see a prompt asking for a token or password, you've lik...

Fix Windows Defender Access Denied Error When Running Command Prompt as Admin

When you run a Windows Defender command (like MpCmdRun.exe -Scan -ScanType 2) in Com...

Fix Chrome 502 Bad Gateway Error When Using a VPN

You're browsing with a VPN active, and Chrome suddenly shows a 502 Bad Gateway e...

Windows Defender Troubleshooting Guide for IT Admins

Windows Defender (Microsoft Defender Antivirus) is the default endpoint protection in Windows 10 ...