Services provided by an app that require it to run in the background.
- iOS 4.0+
- watchOS 4.0+
- Required background modes
- array of strings
On watchOS 5 and later, the app can play long-form audio in the background (see Playing Background Audio).
On watchOS 4 and later, the app can run continuous background location sessions.
To add this key to the Information Property List, enable the Background Modes capability in Xcode.