Visit the Official Python Downloads page and download the latest .
python3 --version
Homebrew is a package manager for macOS that makes installing and upgrading software much easier. If you don't have Homebrew installed, you can get it by running: mac os upgrade python
pyenv install 3.9.0 pyenv global 3.9.0
For most users: is simplest For version management: Pyenv method is most flexible For GUI installer: Official Python.org works fine Visit the Official Python Downloads page and download