Jupyter Notebook Troubleshooting
Data scientists often face issues where the notebook server starts but the browser doesn't open, or the port is busy.
1. Find the Login Token
If localhost:8888 asks for a password, check your terminal output. You will see a URL like:
http://localhost:8888/?token=3d9f...
2. Start Without Browser
If the browser fails to launch, start Jupyter manually:
jupyter notebook --no-browser