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# UNNotificationCategoryOptions

Constants indicating how to handle notifications associated with this category.

```
struct UNNotificationCategoryOptions
```

## Topics

### Creating an option

[`init(rawValue:)`](/documentation/UserNotifications/UNNotificationCategoryOptions/init(rawValue:))

Initializes a notification category options object using the specified raw value.

### Customizing a category

[`allowInCarPlay`](/documentation/UserNotifications/UNNotificationCategoryOptions/allowInCarPlay)

Allow CarPlay to display notifications of this type.

[`allowAnnouncement`](/documentation/UserNotifications/UNNotificationCategoryOptions/allowAnnouncement)

An option that grants Siri permission to read incoming messages out loud when the user has a compatible audio output device connected.

### Managing hidden preview behavior

[`hiddenPreviewsShowTitle`](/documentation/UserNotifications/UNNotificationCategoryOptions/hiddenPreviewsShowTitle)

Show the notification’s title, even if the user has disabled notification previews for the app.

[`hiddenPreviewsShowSubtitle`](/documentation/UserNotifications/UNNotificationCategoryOptions/hiddenPreviewsShowSubtitle)

Show the notification’s subtitle, even if the user has disabled notification previews for the app.

### Managing action handling behavior

[`customDismissAction`](/documentation/UserNotifications/UNNotificationCategoryOptions/customDismissAction)

Send dismiss actions to the `UNUserNotificationCenter` object’s delegate for handling.


---

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