---
title: "ATSFontNotificationUnsubscribe(_:)"
framework: Application Services
role: symbol
role_heading: Function
platforms: [Mac Catalyst 13.1+]
path: applicationservices/1563675-atsfontnotificationunsubscribe
---

# ATSFontNotificationUnsubscribe(_:)

## Declaration

```swift
func ATSFontNotificationUnsubscribe(_ notificationRef: ATSFontNotificationRef!) -> OSStatus
```