$ sudo npm install webpack-notifier
$ sudo npm install -g webpack-notifier

If want to update the webpack-notifier package execute the command as below,

$ sudo npm update webpack-notifier

Update package globally,

$ npm install -g webpack-notifier

Git clone:

$ sudo  git clone https://github.com/rektide/webpack-notifier.git

$ sudo  npm install -g ./webpack-notifier

webpack-notifier@1.5.0 /usr/lib/node_modules/webpack-notifier

How to remove webpack-notifier package :

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

$ sudo npm uninstall webpack-notifier

Basic Information of webpack-notifier NPM Package: