### Update Custom Field

To update a custom field on a specific board, you can make a `PUT` request to the following endpoint:

```shell
curl --request PUT \
     --url https://api.air.inc/v1/boards/boardId/customfields/customFieldId \
     --header 'content-type: application/json'
```

### Parameters
- **boardId**: The ID of the board (required).
- **customFieldId**: The ID of the custom field (required).

### Custom Field Type
- **Single-select / Multi-select**: Use for custom fields with single or multiple selectable values.
- **Plain-text / Date**: For plain text or date fields.

### Response
Upon a successful update, you should receive a response similar to:

```
204
Custom field updated successfully
```

### Last Updated
**Updated**: 9 months ago

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