---
title: "startService(provider:)"
framework: coremediaio
role: symbol
role_heading: Type Method
path: "coremediaio/cmioextensionprovider/startservice(provider:)"
---

# startService(provider:)

Starts the system extension.

## Declaration

```swift
class func startService(provider: CMIOExtensionProvider)
```

## Parameters

- `provider`: A provider to start.