---
title: appBackgrounded
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avplayer/ratedidchangereason/appbackgrounded
---

# appBackgrounded

An app transitions to the background.

## Declaration

```swift
static let appBackgrounded: AVPlayer.RateDidChangeReason
```

## See Also

### Rate change reasons

- [audioSessionInterrupted](avfoundation/avplayer/ratedidchangereason/audiosessioninterrupted.md)
- [setRateCalled](avfoundation/avplayer/ratedidchangereason/setratecalled.md)
- [setRateFailed](avfoundation/avplayer/ratedidchangereason/setratefailed.md)