--- sidebar_label: Keyboard.up --- # Keyboard.up() method Dispatches a `keyup` event. #### Signature: ```typescript class Keyboard { abstract up(key: KeyInput): Promise<void>; } ``` ## Parameters <table><thead><tr><th> Parameter </th><th> Type </th><th> Description </th></tr></thead> <tbody><tr><td> key </td><td> [KeyInput](./puppeteer.keyinput.md) </td><td> Name of key to release, such as `ArrowLeft`. See [KeyInput](./puppeteer.keyinput.md) for a list of all key names. </td></tr> </tbody></table> **Returns:** Promise<void>