---
title: canMute
framework: mediadevice
role: symbol
role_heading: Instance Property
path: mediadevice/mediaoutputdevice/canmute
---

# canMute

Indicates whether the device supports muting audio output.

## Declaration

```swift
let canMute: Bool
```

## Discussion

Discussion When true, the device supports mute/unmute functionality, allowing users to temporarily silence audio without changing the volume level. When false, mute controls should not be presented in the user interface for this device.