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

Kubectl Pod CrashLoopBackOff: Configuration Fix Guide

When a pod enters CrashLoopBackOff, it means the container starts and crashes repeatedly. This of...

Fix Jupyter Notebook Token Not Working on Localhost

If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...

How to Set Command Prompt as Default Terminal in Windows 11

Windows 11 ships with Windows Terminal as the default terminal app. If you prefer the classic Com...

Remote Desktop Permission Denied: Step-by-Step Fixes

You try to connect to a remote PC via Remote Desktop, but the connection fails with an 'access de...

Fix Microsoft Store Token Expired Error: Reset Steps

When you see 'Token expired' in the Microsoft Store, it usually means your authentication token h...

Fix 'Permission Denied' When Creating a Folder in Command Prompt