Apps in watchOS 5 have control over audio playback like never before. With a full-fledged background mode for local audio playback using AVFoundation, people can listen to content on the go right from Apple Watch. Learn how to use the new volume control and how to respond to MediaRemote commands. Dive into best practices for getting audio onto Apple Watch with URLSession and update progress when using WatchConnectivity to transfer files from iPhone. Explore how to control playback on iPhone from your app with the new Now Playing view.