$ sudo npm install passport-google-oauth2
$ sudo npm install -g passport-google-oauth2

If want to update the passport-google-oauth2 package execute the command as below,

$ sudo npm update passport-google-oauth2

Update package globally,

$ npm install -g passport-google-oauth2

Git clone:

$ sudo  git clone https://github.com/rektide/passport-google-oauth2.git

$ sudo  npm install -g ./passport-google-oauth2

passport-google-oauth2@0.1.6 /usr/lib/node_modules/passport-google-oauth2

How to remove passport-google-oauth2 package :

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

$ sudo npm uninstall passport-google-oauth2

Basic Information of passport-google-oauth2 NPM Package: