---
title: NSBluetoothAlwaysUsageDescription
framework: bundleresources
role: symbol
role_heading: Property List Key
path: bundleresources/information-property-list/nsbluetoothalwaysusagedescription
---

# NSBluetoothAlwaysUsageDescription

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

## Discussion

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 NSBluetoothPeripheralUsageDescription key to your app’s Information Property List file in addition to this key.

## See Also

### Bluetooth

- [NSBluetoothPeripheralUsageDescription](bundleresources/information-property-list/nsbluetoothperipheralusagedescription.md)