---
title: shakeToUndoDidChangeNotification
framework: uikit
role: symbol
role_heading: Type Property
path: uikit/uiaccessibility/shaketoundodidchangenotification
---

# shakeToUndoDidChangeNotification

A notification that UIKit posts when the system’s Shake to Undo setting changes.

## Declaration

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

## See Also

### Motion

- [reduceMotionStatusDidChangeNotification](uikit/uiaccessibility/reducemotionstatusdidchangenotification.md)