AppDelegate.cs

using Foundation;
using Plugin.AudioRecorder;
using UIKit;

namespace AudioRecord.Forms.iOS
{
	// The UIApplicationDelegate for the application. This class is responsible for launching the 
	// User Interface of the application, as well as listening (and optionally responding) to 
	// application events from iOS.
	[Register("AppDelegate")]
    public partial class AppDelegate : global::Xamarin.Forms.Platform.iOS.FormsApplicationDelegate
    {
        //
        // This method is invoked when the application has loaded and is ready to run. In this 
        // method you should instantiate the window, load the UI into it and then make the window
        // visible.
        //
        // You have 17 seconds to return from this method, or iOS will terminate your application.
        //
        public override bool FinishedLaunching(UIApplication app, NSDictionary options)
        {
            global::Xamarin.Forms.Forms.Init();
            LoadApplication(new App());

			// this controls whether the library will attempt to force the shared AVAudioSession into recording mode, and then reset it after recording completes
			AudioRecorderService.ConfigureAVAudioSession = true;

			return base.FinishedLaunching(app, options);
        }
    }
}