By clicking on the App settings, will bring you to your App settings and there you have options to preview the individual settings you want. Click on the sub menu below and change the option you want.
Logins
From here you can manage and change all Login settings.
Login settings include this options [Facebook, FacebookLogin, GoogleAndroidId, GoogleIOSid, GoogleLogin, WelcomeText]
Set up facebook login
First, you should make your facebook app id.
– https://developers.facebook.com/apps create your facebook app.
– When the app is created then go to settings and scroll to the bottom, now you will see add platform button. Just add iOS and Android.
– For iOS in the BundleID just add host.exp.Exponent, look at the picture below.