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

Fix Windows Search Returning 404 Not Found Error

When you search for a file or app in Windows and click a result, you may see a ‘404 Not Found’ er...

Fix Windows Defender Real-Time Protection Grayed Out

You open Windows Security, go to Virus & threat protection, and see that the Real-time protection...

Fix Windows Security Login Loop and Sync Issues

You sign in to Windows, see the security settings sync message, and then get kicked back to the l...

How to Fix Windows Defender Firewall Blocked App

You try to open an app, but it either won't start or can't connect to the internet. A common caus...

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 'Permission Denied' When Creating a Folder in Command Prompt