---
title: stopDeviceDiscovery()
framework: mediadevice
role: symbol
role_heading: Instance Method
path: mediadevice/mediadeviceextension/stopdevicediscovery()
---

# stopDeviceDiscovery()

Called when the user dismisses the UI element that is showing devices.

## Declaration

```swift
@MainActor func stopDeviceDiscovery()
```

## Discussion

Discussion Stop any active network discovery operations started in startDeviceDiscovery().