$ sudo npm install es6-promise-polyfill
$ sudo npm install -g es6-promise-polyfill

If want to update the es6-promise-polyfill package execute the command as below,

$ sudo npm update es6-promise-polyfill

Update package globally,

$ npm install -g es6-promise-polyfill

Git clone:

$ sudo  git clone https://github.com/rektide/es6-promise-polyfill.git

$ sudo  npm install -g ./es6-promise-polyfill

es6-promise-polyfill@1.2.0 /usr/lib/node_modules/es6-promise-polyfill

How to remove es6-promise-polyfill package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall es6-promise-polyfill

Basic Information of es6-promise-polyfill NPM Package: