---
title: MPNowPlayingInfoPropertyExternalUserProfileIdentifier
framework: mediaplayer
role: symbol
role_heading: Global Variable
path: mediaplayer/mpnowplayinginfopropertyexternaluserprofileidentifier
---

# MPNowPlayingInfoPropertyExternalUserProfileIdentifier

The opaque identifier that uniquely identifies the profile the Now Playing item plays from, even through app relaunches.

## Declaration

```swift
let MPNowPlayingInfoPropertyExternalUserProfileIdentifier: String
```

## Discussion

Discussion This is only used to reference the profile to the Now Playing app and can be in any format.

## See Also

### Accessing Now Playing metadata properties

- [MPNowPlayingInfoCollectionIdentifier](mediaplayer/mpnowplayinginfocollectionidentifier.md)
- [MPNowPlayingInfoPropertyAdTimeRanges](mediaplayer/mpnowplayinginfopropertyadtimeranges.md)
- [MPNowPlayingInfoPropertyAvailableLanguageOptions](mediaplayer/mpnowplayinginfopropertyavailablelanguageoptions.md)
- [MPNowPlayingInfoPropertyAssetURL](mediaplayer/mpnowplayinginfopropertyasseturl.md)
- [MPNowPlayingInfoPropertyChapterCount](mediaplayer/mpnowplayinginfopropertychaptercount.md)
- [MPNowPlayingInfoPropertyChapterNumber](mediaplayer/mpnowplayinginfopropertychapternumber.md)
- [MPNowPlayingInfoPropertyCreditsStartTime](mediaplayer/mpnowplayinginfopropertycreditsstarttime.md)
- [MPNowPlayingInfoPropertyCurrentLanguageOptions](mediaplayer/mpnowplayinginfopropertycurrentlanguageoptions.md)
- [MPNowPlayingInfoPropertyCurrentPlaybackDate](mediaplayer/mpnowplayinginfopropertycurrentplaybackdate.md)
- [MPNowPlayingInfoPropertyDefaultPlaybackRate](mediaplayer/mpnowplayinginfopropertydefaultplaybackrate.md)
- [MPNowPlayingInfoPropertyElapsedPlaybackTime](mediaplayer/mpnowplayinginfopropertyelapsedplaybacktime.md)
- [MPNowPlayingInfoPropertyExcludeFromSuggestions](mediaplayer/mpnowplayinginfopropertyexcludefromsuggestions.md)
- [MPNowPlayingInfoPropertyExternalContentIdentifier](mediaplayer/mpnowplayinginfopropertyexternalcontentidentifier.md)
- [MPNowPlayingInfoPropertyInternationalStandardRecordingCode](mediaplayer/mpnowplayinginfopropertyinternationalstandardrecordingcode.md)
- [MPNowPlayingInfoPropertyIsLiveStream](mediaplayer/mpnowplayinginfopropertyislivestream.md)