Modern macOS Python installers (from Python.org ) do not automatically install the necessary certificates. Go to your folder.
This typically happens because Python (especially on macOS) does not use the system's root certificates by default, or your environment lacks an up-to-date Certificate Authority (CA) bundle. Quick Solution: Bypass SSL Verification nltk download ssl certificate verify failed
Are you working in a or using a virtual machine that might have specific proxy settings? Modern macOS Python installers (from Python
If you see this on Windows, it is often due to an outdated certifi package or a custom corporate proxy interfering with the connection. Open your terminal or Command Prompt. Update your CA certificates by running: pip install --upgrade certifi Use code with caution. nltk download ssl certificate verify failed
NLTK download SSL: Certificate verify failed - Stack Overflow