https://developers.google.com/drive/get_started https://developers.google.com/drive/get_started > Warning: Apps will not have any API access to files unless th

https://developers.google.com/drive/get_started https://developers.google.com/drive/get_started > Warning: Apps will not have any API access to files unless the app has been installed in Chrome Web Store. To test an app during development, you must first create a listing and install it.