---
title: configuration
framework: callkit
role: symbol
role_heading: Instance Property
path: callkit/cxprovider/configuration
---

# configuration

The configuration of the provider.

## Declaration

```swift
@NSCopying var configuration: CXProviderConfiguration { get set }
```

## Discussion

Discussion This property returns a copy of the provider configuration. To change the configuration of the provider, you must set this property to a  new CXProviderConfiguration object.