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

Jupyter Kernel Not Starting: Quick Fixes

You open a notebook, try to run a cell, and the kernel dies or never connects. This is a common J...

Configuring Microsoft Store for Offline Access

If you need to use the Microsoft Store on a device that is frequently offline, or you want to man...

Fix Windows Search Not Working on Ubuntu via VirtualBox

If you run Windows on Ubuntu—either through VirtualBox or as a dual boot—you might find that Wind...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Microsoft Store Permission Denied vs Access Denied: Fixes

When you see an error in Microsoft Store that says either 'permission denied' or 'access denied',...

Fix Microsoft Teams Camera Permission Denied Error

When you try to start a video call in Microsoft Teams and see a "Camera permission denied" error,...