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# AVPlayerAvailableHDRModesDidChangeNotification

A notification that fires whenever availableHDRModes changes.

```
extern NSNotificationName const AVPlayerAvailableHDRModesDidChangeNotification;
```

## Discussion

This notification fires when a value is added or removed from the list of availableHDRModes. This can be caused by display connection/disconnection or resource changes.

---

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