---
type: api
title: Unmute an alert instance
description: **Spaces method and path for this operation:**
url: https://www.elastic.co/elastic/docs-builder/docs/4371/api/doc/kibana/v8/operation/operation-legacyunmutealertinstance
resource: https://www.elastic.co/elastic/docs-builder/docs/4371/api/doc/kibana/v8/operation/operation-legacyunmutealertinstance
products:
  - Kibana
---

# Unmute an alert instance

deprecated

- Server: `https://{kibana_url}`

## Paths

- `POST` `/api/alerts/alert/{alertId}/alert_instance/{alertInstanceId}/_unmute`
- `POST` `/s/{space_id}/api/alerts/alert/{alertId}/alert_instance/{alertInstanceId}/_unmute`

- [Api key auth](/elastic/docs-builder/docs/4371/api/doc/kibana/v8/authentication#apikeyauth)
- [Basic auth](/elastic/docs-builder/docs/4371/api/doc/kibana/v8/authentication#basicauth)

#### Path Parameters

- `alertId` (string)
  An identifier for the alert.
- `alertInstanceId` (string)
  An identifier for the alert instance.

## Description

Refer to [Spaces](https://www.elastic.co/docs/deploy-manage/manage-spaces) for more information.

Deprecated in 7.13.0. Use the unmute alert API instead.

## Responses

#### `204`

Indicates a successful call.

#### `401`

Authorization information is missing or invalid.

`application/json`

- `error` (enum)
  Values: `Unauthorized`
- `message` (string)
- `statusCode` (enum)
  Values: `401`
## Code Examples

#### Console

```console
POST /api/alerts/alert/{alertId}/alert_instance/{alertInstanceId}/_unmute
```

#### curl

```curl
curl -X POST "https://{kibana_url}/api/alerts/alert/{alertId}/alert_instance/{alertInstanceId}/_unmute" \
  -H "kbn-xsrf: true"
```