data parameter can be specified to pass additional data object to the activity. The method will return a promise which resolves when the user returns to the app.activity parameter. You can find them at expo/expo-sdk/src/IntentLauncherAndroid.js.import { IntentLauncherAndroid } from 'expo'; // Open location settings IntentLauncherAndroid.startActivityAsync( IntentLauncherAndroid.ACTION_LOCATION_SOURCE_SETTINGS );