puppeteer/website/versioned_docs/version-21.5.0/api/puppeteer.commoneventemitter.off.md

---
sidebar_label: CommonEventEmitter.off
---

# CommonEventEmitter.off() method

#### Signature:

```typescript
interface CommonEventEmitter {
  off<Key extends keyof Events>(
    type: Key,
    handler?: Handler<Events[Key]>
  ): this;
}
```

## Parameters

| Parameter | Type                                                   | Description  |
| --------- | ------------------------------------------------------ | ------------ |
| type      | Key                                                    |              |
| handler   | [Handler](./puppeteer.handler.md)&lt;Events\[Key\]&gt; | _(Optional)_ |

**Returns:**

this