# Update an existing announcement

Update the individual Announcement details.

## Endpoints

`PUT /api/v1/mdm/announcements/{announcement_id}`

## Request URL

`https://{server-hostname}:8383/api/v1/mdm/announcements/{announcement_id}`

## Scope

`MDMDeviceMgmt.UPDATE`

## Header

`Authorization: d92d4xxxxxxxxxxxxx15f52`

## Request Parameters

### Request Headers

- **Content-Type** `string` **Mandatory**: `application/json`
- **Accept** `string` **Mandatory**: `application/json`

### Path Parameters

- **announcement_id** `string` **Mandatory**: Unique identifier of the announcement. Obtain from the [Create Announcement](https://www.manageengine.com/products/desktop-central/help/api/onpremise/announcements-create-announcement.html) or [Get Announcements](https://www.manageengine.com/products/desktop-central/help/api/onpremise/announcements-get-announcements.html) response.

### Request Body

`application/json`

- **announcement_name** `string` **Mandatory**: Name/title of the announcement. Must be unique within the customer.
- **announcement_format** `integer` Optional: Display format for the announcement (e.g., 1).
- **announcement_detail** `JSON Object` Optional: Nested object containing message details including title, content, icon, and acknowledgement settings.
  - **title** `string` **Mandatory**: Title of the announcement displayed on the device.
  - **title_color** `string` Optional: Hex color code for the title (e.g., #ffffff).
  - **nbar_icon** `string` Optional: Path to the notification bar icon image (e.g., `/images/announcement/nbaricon/info.png`).
  - **nbar_message** `string` Optional: Short message shown in the device notification bar.
  - **detail_message** `string` **Mandatory**: Full HTML message content displayed in the app.
  - **needs_acknowledgement** `boolean` Optional: Whether the device user must acknowledge the announcement.
  - **ack_button** `string` Optional: Button text for acknowledgement (e.g., Got It). Required when `needs_acknowledgement` is true.

## Sample Request

```curl
curl --request PUT \
  --url https://appdomain/api/v1/mdm/announcements/{announcement_id} \
  --header 'Accept: application/json' \
  --header 'Authorization:  d92d4xxxxxxxxxxxxx15f52' \
  --header 'Content-Type: application/json' \
  --data '{"announcement_name":"Updated Test Announcement","announcement_format":1,"announcement_detail":{"ack_button":"Got It","nbar_message":"Updated notification","title_color":"#ffffff","nbar_icon":"/images/announcement/nbaricon/info.png","needs_acknowledgement":true,"detail_message":"<p>Updated announcement content</p>","title":"Updated Test Announcement"}}'
```

## Sample Request Body

Update announcement content. Full replacement — all required fields must be provided. Updated content is auto-redistributed.

```json
{
  "announcement_name": "Updated Test Announcement",
  "announcement_format": 1,
  "announcement_detail": {
    "ack_button": "Got It",
    "nbar_message": "Updated notification",
    "title_color": "#ffffff",
    "nbar_icon": "/images/announcement/nbaricon/info.png",
    "needs_acknowledgement": true,
    "detail_message": "<p>Updated announcement content</p>",
    "title": "Updated Test Announcement"
  }
}
```

## Possible Response Codes

- **204** HTTP code

## Sample Response: HTTP 204

```text
204 No Content
```

## API Rate Limits

**Duration:** 1 minute | **Threshold:** 60 | **Lock period:** 5 minutes

Duration - Time window for the threshold.  
Threshold - Number of API calls allowed within the specified duration.  
Lock Period - Wait time before consecutive API requests.