This content was released on Apr 7 2020. The official support period is 6-months from this date.
Restoring parts of your application's UI is a must to give a good user experience. See how to implement state restoration with the new iOS 13 UISceneDelegate API.
This is a companion discussion topic for the original entry at https://www.kodeco.com/9310902-ipados-multitasking/lessons/3