public override void ShouldRequestHealthAuthorization(UIApplication application) { healthStore.HandleAuthorizationForExtension((bool success, NSError error) => { if (error != null && !success) { Console.WriteLine($"You didn't allow HealthKit to access these read/write data types. In your app, try to handle this error gracefully when a user decides not to provide access. The error was: {error.LocalizedDescription}. If you're using a simulator, try it on a device."); } }); }