react-native-navigation/android/app/src/main/AndroidManifest.xml

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.reactnativenavigation">

    <application>
        <activity android:name=".controllers.NavigationActivity" />
        <activity
            android:name=".controllers.PortraitNavigationActivity"
            android:screenOrientation="portrait" />
        <activity
            android:name=".controllers.LandscapeNavigationActivity"
            android:screenOrientation="landscape" />
        <activity
            android:name="com.facebook.react.devsupport.DevSettingsActivity"
            android:exported="false" />
    </application>

</manifest>