Checklists for software errors, setup, and tool workflows.

Jupyter Notebook Token Not Working? How to Reset Password

You start Jupyter Notebook, see the token prompt, paste the token from the terminal, but it fails...

How to Set Up Chrome Profile Backup on Ubuntu

If you use Chrome on Ubuntu, your profile holds bookmarks, passwords, extensions, and settings. L...

Fix Chrome Profile Stuck Loading – Reset Profile Settings

Why Chrome Profile Gets Stuck Loading

You open Chrome, but instead of your bookmarks and ...

Checklist for Windows Update Connection Refused Issues

When Windows Update fails with a "connection refused" or "server refused connection" error, it us...

OpenVPN Connect Timeout Troubleshooting Guide

If you're seeing "Connection timeout" when trying to connect via OpenVPN, the client is unable to...

PowerShell Version Mismatch: A Sysadmin Checklist

You run a script that worked yesterday, and today it throws errors about missing cmdlets, incompa...