class Keyboard {up(key: KeyInput): Promise<void>;}
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| key | [KeyInput](./puppeteer.keyinput.md) | Name of key to release, such as <code>ArrowLeft</code>. See [KeyInput](./puppeteer.keyinput.md) for a list of all key names. |