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

Fix Jupyter Notebook Token Not Working on Ubuntu

You launch Jupyter Notebook on Ubuntu, but when you open the URL in your browser, the token promp...

Fix 'Chrome Profile Path Not Found' or 'Missing Profile' Error

Command Prompt Not Working in Safe Mode: Fixes

You boot into Safe Mode to fix a system problem, but the Command Prompt won't open—either it flas...

Fix WinSCP Permission Denied Publickey Authentication

When connecting to a remote server with WinSCP using SSH public key authentication, you may see t...

Chrome Slow Performance Checklist for Beginners

If Chrome feels sluggish—pages take forever to load, tabs hang, or the browser eats up memory—you...

Chrome Blank Screen with No Error: How to Fix

You open Chrome and see a blank white or gray screen. No error message, no crash dialog, just not...