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# NSBluetoothAlwaysUsageDescription

A message that tells people why the app needs access to Bluetooth.

## Discussion

This key is required if your app uses the device’s Bluetooth interface.

> Important:
> If your app has a deployment target earlier than iOS 13, add the ``doc://com.apple.bundleresources/documentation/BundleResources/Information-Property-List/NSBluetoothPeripheralUsageDescription`` key to your app’s ``doc://com.apple.bundleresources/documentation/BundleResources/Information-Property-List`` file in addition to this key.

---

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