---
title: "setIsProcessOutputMuted(_:)"
framework: Core Audio
role: symbol
role_heading: Instance Method
platforms: [macOS 15.0+]
path: "coreaudio/audiohardwaredevice/setisprocessoutputmuted(_:)"
---

# setIsProcessOutputMuted(_:)

Set the isProcessOutputMuted property.

## Declaration

```swift
func setIsProcessOutputMuted(_ muted: Bool) throws
```

## Parameters

- `muted`: A Bool where true indicates that the current process’s audio will be zeroed out by the system.

## Discussion

Discussion This property does not apply to aggregate devices, just real, physical devices.