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

Microsoft Store Troubleshoot Tool: How to Fix Common Issues

If you're having trouble downloading, updating, or launching apps from the Microsoft Store, the b...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

MongoDB Authentication Failed: Causes and Fixes

You try to connect to MongoDB and get "Authentication failed" or similar error. This usually happ...

How to Fix Windows Activation DNS Error

You try to activate Windows, but get a DNS error. The system can't reach the activation server. T...

How to Fix DNS Probe Finished NXDOMAIN Error in Chrome

When you see "DNS probe finished NXDOMAIN" in Chrome, it means the browser can't find the website...

Fix OneDrive Sign-In Problem After Update

After a Windows or Microsoft 365 update, OneDrive may get stuck on the sign-in screen or show err...