Tecadmin published a tutorial about installing NVM on Ubuntu 20.04.
How To Install NVM on Ubuntu 20.04
NVM is a Node Version Manager tool. Using the NVM utility, you can install multiple node.js versions on a single system. You can also choose specific Node version for applications. It also provides an option to auto select Node version using .nvmrc configuration file. This tutorial will help you to install NVM on Ubuntu 20.04.
How To Install NVM on Ubuntu 20.04