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

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 504 Gateway Timeout & Permission Denied Errors

You open Windows Defender Security Center and see "504 Gateway Timeout" or "Permission Denied" er...

Fix Chrome Profile Port Already Allocated Error

Offline Command Prompt Configuration Checklist

If you're setting up Command Prompt on a machine with no internet connection, a few configuration...

Fix Chrome Service Unavailable After Update

After a Chrome update, some users see a 'Service Unavailable' error when trying to load pages. Th...

Windows Search Bar Blank but No Results Showing: Fixes

When you click the Windows search bar, it appears blank or shows nothing—no recent apps, no files...