From Xojo Documentation
The available ways in which your app can request notifications to be displayed when received by the target app.
|Alert||Shows an alert when a notification is received.|
|Announcement||Allows announcements to be read over AirPods.|
|Badge||Displays a badge on the application icon when a notification is received.|
|CarPlay||Allows received notifications to be displayed in CarPlay.|
|CriticalAlert||Ability to show notifications that override sound and banner restrictions. This option is designed for government agencies and requires a special entitlement from Apple.|
|None||Don't display the notification.|
|ProvidesNotificationSettings||Indicates to the iOS that your app provides its own notification settings screen.|
|Provisional||Ability to show notifications on a provisional basis which the user can decide to accept later.|
|Sound||Ability to play a sound when a notification is delivered.|
iOS projects on iOS and iPadOS operating systems.