- completely uninstall node.js and npm on mac osx regardless of installation method (excluding nvm.) combined from answers here: https://stackoverflow.com/questions/11177954/how-do-i-completely-uninstall-node-js-and-reinstall-from-beginning-mac-os-x0 reads0 comments-0 reads0 comments-You must read the article before you can comment on it.Be the first to post a comment on this article.