[Home](./index.md) > [puppeteer](./puppeteer.md) > [Keyboard](./puppeteer.keyboard.md) > [up](./puppeteer.keyboard.up.md) ## Keyboard.up() method Dispatches a `keyup` event. Signature: ```typescript up(key: KeyInput): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | key | [KeyInput](./puppeteer.keyinput.md) | Name of key to release, such as ArrowLeft. See [KeyInput](./puppeteer.keyinput.md) for a list of all key names. | Returns: Promise<void>