Instead, install the new version alongside the old one. sudo apt update sudo apt install software-properties-common sudo add-apt-repository ppa:deadsnakes/ppa sudo apt update sudo apt install python3.12 # Replace 3.12 with the latest version Method B: Using pyenv (Best for Developers) pyenv lets you switch versions instantly per project.
export PATH="/usr/local/opt/python/libexec/bin:$PATH" WARNING: Never uninstall the default python3 package on Linux. The OS uses it for critical tools (like apt ). You will crash your system. how to update python
If you have ever tried to run python3 --version only to sigh because you are still stuck on Python 3.8, this guide is for you. Instead, install the new version alongside the old one
brew link --overwrite python python3 --version The "macOS Troubleshooting" Fix If typing python3 still launches an old version, your PATH is prioritizing the wrong location. Add this to your ~/.zshrc (or ~/.bash_profile ): The OS uses it for critical tools (like apt )