gbmarcos

Simply change android:launchMode="singleTop" to android:launchMode="singleInstance" in main/AndroidManifest.xml file. See more here. https://developer.android.com/guide/topics/manifest/activity-element#lmode

> In app's AndroidManifest.xml add this line > tools:replace="android:allowBackup,android:icon,android:theme" > > `` also check this [link](https://github.com/magus/react-native-facebook-login/issues/233#issuecomment-293251545) so that the "tools" prefix is ​​recognized