flutter set orientation
import 'package:flutter/material.dart'; import 'package:flutter/services.dart'; void main() { // We need to call it manually, // because we going to call setPreferredOrientations() // before the runApp() call WidgetsFlutterBinding.ensureInitialized(); // Than we setup preferred orientations, // and only after it finished we run our app SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]) .then((value) => runApp(MyApp())); }