What size class is iPhone Duo in its various poses?
Asked on 2026-10-29
1 search
I don’t know.
The retrieved WWDC context doesn’t mention “iPhone Duo” or its size classes in different poses. If you meant a different Apple device or a specific session topic about adaptivity, I can help with that.

Modernize your UIKit app
Discover the latest updates to UIKit. Learn how to update your iPhone app layouts to work great when resized with iPhone Mirroring and on iPad. Explore new APIs for tab and navigation bars, find out how to prepare your app for new Apple Intelligence capabilities, and get introduced to a skill for your coding agent of choice that helps modernize your codebase.

Platforms State of the Union
Discover the newest advancements on Apple platforms.

What’s new in SwiftUI
Explore the latest additions to SwiftUI and discover how they can improve your apps. We’ll introduce a new Document protocol with direct disk access and snapshot-based diffing for building high-performance apps; new APIs for reordering content in lists, grids, and sections; and toolbar enhancements including visibility priority and auto-minimizing behavior. We’ll also cover expanded presentation APIs — including swipe actions on any view — plus AsyncImage caching improvements and lazy state initialization for Observable types.
