Steps to update or change NodeJS and NPM versions.

 

1. First let's try to change NPM package version.

- Check current NPM version: npm view npm version

- Using this command you can update npm to latest version: npm i -g npm

2. For Node version best way to manage version use NVM.

- nvm install <Node version> 

- nvm list

- nvm use <Node version>

3. To update NPM:

- npm install -g npm

Enjoy!