This is a feature request to include the Expand(item) and Collapse(item) methods that were available in Xamarin.Forms' TreeView.

This is a feature request to add events for when an item is expanded or when an item is collapsed.

Provide an option to load subitems only when they’re requested - load on demand

Provide an option to define the ItemTemplate on a TreeView Descriptor level. currently, the ItemTemplate is available on TreeView level.