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

Fix Chrome Profile File Locked Permission Denied Error

When Chrome suddenly refuses to open and displays an error about a locked profile file or permiss...

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 Windows Security Rate Limit Error 0x80070005

You open Windows Security and see an error: 0x80070005. Sometimes it says "Access denied" or "Rat...

Outlook PST File Locked: How to Unlock and Access It

You try to open your Outlook data file (PST) and get an error that it's locked or cannot be acces...

Fix Windows Defender Dependency Conflict Registry Error

You might see an error like "Windows Defender can't start because of a dependency conflict" or a ...

How to Fix 'npm command not found' on Mac