Run Tasks
Open up your package.json file and add couple of run tasks to the scripts section.
"scripts": {
"update": "node_modules/.bin/webdriver-manager update",
"ptr": "node_modules/.bin/protractor test/protractor.conf.js"
}
This will allow you to have a clean way to run your suite soon.
Updating Selenium and ChromeDriver
$ npm run update
To run Protractor test suite.
$ npm run ptr