►►download nvm
wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.33.11/install.sh | bash
Note: On Linux, after running the install script, if you get nvm: command not found or see no feedback from your terminal after you type:
command -v nvm
simply close your current terminal, open a new terminal, and try verifying again.
►►nvm instruction
nvm install <version> #install node refer to version
nvm uninstall <version> # delete installed node refer to version
nvm use <version> #change the version
nvm ls # list installed node
nvm current #display current version