The activity type with which the user activity object was created.
- iOS 8.0+
- macOS 10.10+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
This property is set at initialization time and cannot be changed later. Typically, you specify activity type strings using a reverse-DNS format that uniquely identifies the activity.
Accessing Activity Information
An optional, user-visible title for this activity, such as a document name or web page title.
A set of keys that represent the minimal information about the activity that should be stored for later restoration.
A dictionary containing app-specific state information needed to continue an activity on another device.
Indicates that the state of the activity needs to be updated.
A set of localized keywords that can help users find the activity in search results.