1. Open your terminal
2. Go to home directory
3. Type cd usr
4. Type cd local
5. Type cd include
6. Type ls
7. Delete node directory by typing sudo rm -rf node
8. Go back to local directory by typing cd ..
9. Go to lib dirctory cd lib
10. Delete node_modules folder, type sudo rm -rf node-modules
11. Go to bin directory by typing cd .. and cd bin
12. Type sudo rm -rf node

P>S : npm and npx folders can also be deleted inside the bin folder

Node.js is successfully uninstalled