protected override void OnCreate(Bundle savedInstanceState)
        {
            TabLayoutResource = Resource.Layout.Tabbar;
            ToolbarResource = Resource.Layout.Toolbar;

            base.OnCreate(savedInstanceState);

            Xamarin.Essentials.Platform.Init(this, savedInstanceState);
            global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
            Symtech.Xamarin.UI.Plugin.Init(this);
            LoadApplication(new App());
        }

        public override bool FinishedLaunching(UIApplication app, NSDictionary options)
        {
            global::Xamarin.Forms.Forms.Init();
            Symtech.Xamarin.UI.iOS.Plugin.Init();
            LoadApplication(new App());

            return base.FinishedLaunching(app, options);
        }