---
title: AccessibilityNotification
framework: accessibility
role: symbol
role_heading: Enumeration
path: accessibility/accessibilitynotification
---

# AccessibilityNotification

Types of accessibility notifications that an app can post.

## Declaration

```swift
enum AccessibilityNotification
```

## Overview

Overview Accessibility notifications provide a unified, multiplatform way for your app to convey information to someone using an assistive app. Your app can post these types of notifications: Announcement to convey an announcement to an assistive app Layout change to indicate when the layout of a screen changes Screen change to indicate when a new view appears that occupies a major portion of the screen Page scroll to indicate when a scroll action completes For announcement notifications, you can set a priority to specify the announcement’s importance relative to other announcements that are in the queue for an assistive app to speak. For more information, see AccessibilityNotification.Announcement.

## Topics

### Notifications

- [AccessibilityNotification.Announcement](accessibility/accessibilitynotification/announcement.md)
- [AccessibilityNotification.LayoutChanged](accessibility/accessibilitynotification/layoutchanged.md)
- [AccessibilityNotification.ScreenChanged](accessibility/accessibilitynotification/screenchanged.md)
- [AccessibilityNotification.PageScrolled](accessibility/accessibilitynotification/pagescrolled.md)