steps to setup nvm in nodejs
https://docs.microsoft.com/en-us/windows/nodejs/setup-on-windows
nvm useful commands:
1) check installed nodejs version
nvm ls
2) enable nvm:
nvm on
3) disable nvm
nvm off
4) change nodejs version in nvm
nvm use versionNumber
5) install specific version of nodejs
npm install version
> nvm install 12.14.1
How to install multiple node js or older version of node js (nvm)
Node Version Manager Windows 10. Easy way to switch Node version. Install nvm.
Install NodeJS (Multiple Versions) on Windows | Node Version Manager
How to Manage multiple version of Node using NVM - 4K