The number to display as the app’s icon badge.
- iOS 4.0–10.0Deprecated
- Mac Catalyst 13.0–13.0Deprecated
- watchOS 2.0–3.0Deprecated
The default value of this property is 0, which means that no badge is displayed.
Configuring Other Parts of the Notification
The name of the file containing the sound to play when an alert is displayed.
A dictionary for passing custom information to the notified app.