---
title: "Mute or unmute a member sound card"
method: POST
path: "/api/pipewire/control/groups/{id}/members/{cardId}/mute"
tags: ["pipewire"]
---

# Mute or unmute a member sound card

`POST /api/pipewire/control/groups/{id}/members/{cardId}/mute`

Sets the mute state of an individual sound card within an output group, addressed by its ALSA card id. Provide `mute` (bool) or `toggle: true`. Applied live and persisted.

## Request body

- object

## Response `200`

Member mute state applied and persisted

- object

## Other responses

- `400` — Provide 'mute' (bool) or 'toggle': true
- `404` — Card not found in group
- `409` — PipeWire backend not active

## Changes

- **2026-05-17** `b06d8ae6f3f2` — 1 info
  - endpoint added
- **2026-05-13** `34a577bdabff` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/falconchristmas/apis/fpp-api/changes/api/pipewire/control/groups/:id/members/:cardId/mute/post.md)

---

[API](https://skmtc.dev/falconchristmas/apis/fpp-api.md) · [All operations](https://skmtc.dev/falconchristmas/apis/fpp-api/llms.txt) · [OpenAPI document](https://skmtc.dev/falconchristmas/apis/fpp-api/revisions/13c6438b010b?raw)