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

Fix Jupyter Notebook Token Not Working on Windows

When you start Jupyter Notebook (or JupyterLab) on Windows, it often opens a browser tab asking f...

Fix 'Run PowerShell Script Command Not Found' Error

When you run a PowerShell script and see “The term ‘’ is not recognized as the name o...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

Windows Activation Troubleshooting Checklist

Windows activation can fail for many reasons—product key typos, hardware changes, or server hiccu...

How to Fix 'Outlook Command Not Found' Registry Error

When you see 'Outlook command not found' or 'The command line argument is not valid' on startup, ...

Fix VirtualBox Kernel Driver Permission Denied on Linux