There are two important updates coming from Apple which you should definitely know:
As per the Xamarin recommendations, we made the necessary updates in our UI for Xamarin offering and now UI for Xamarin supports the Xamarin.iOS assembly, hence your 64-bit applications.
- Starting Feb 1 Apple will allow new app submissions only if they support 64-bit architecture
- Starting June 1 Apple will allow new app and updates submissions only if they support 64-bit architecture.
As per the Xamarin recommendations, we made the necessary updates in our UI for Xamarin offering and now UI for Xamarin supports the Xamarin.iOS assembly, hence your 64-bit applications.