***

id: 3186d53f-eba8-4b24-b9fa-b657de33dddb
title: 'off'
slug: /js/reference/pubsub/client/off
description: off method for the PubSub.Client class.
max-toc-depth: 3
----------------

### off

* **off**(`event`, `fn?`)

Remove an event handler.

#### Parameters

| Name    | Type     | Description                                                                                          |
| :------ | :------- | :--------------------------------------------------------------------------------------------------- |
| `event` | `string` | Name of the event. See the list of [events](/docs/browser-sdk/v3/js/reference/pubsub/client/events). |
| `fn?`   | Function | An event handler which had been previously attached.                                                 |