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

# NSBluetoothPeripheralUsageDescription

A message that tells people why the app is requesting the ability to connect to Bluetooth peripherals.

## Discussion

Discussion For apps with a deployment target of iOS 13 and later, use NSBluetoothAlwaysUsageDescription instead. For deployment targets earlier than iOS 13, add both NSBluetoothAlwaysUsageDescription and NSBluetoothPeripheralUsageDescription to your app’s Information Property List file. Devices running earlier versions of iOS rely on NSBluetoothPeripheralUsageDescription, while devices running later versions rely on NSBluetoothAlwaysUsageDescription. important: This key is required if your app uses APIs that access Bluetooth peripherals and has a deployment target earlier than iOS 13.

## See Also

### Bluetooth

- [NSBluetoothAlwaysUsageDescription](bundleresources/information-property-list/nsbluetoothalwaysusagedescription.md)