---
title: onOffSwitchLabelsDidChangeNotification
framework: uikit
role: symbol
role_heading: Type Property
path: uikit/uiaccessibility/onoffswitchlabelsdidchangenotification
---

# onOffSwitchLabelsDidChangeNotification

A notification that UIKit posts when the system’s On/Off Labels setting changes.

## Declaration

```swift
nonisolated static let onOffSwitchLabelsDidChangeNotification: NSNotification.Name
```

## See Also

### On and off labels

- [isOnOffSwitchLabelsEnabled](uikit/uiaccessibility/isonoffswitchlabelsenabled.md)