<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [puppeteer](./puppeteer.md) > [Page](./puppeteer.page.md) > [authenticate](./puppeteer.page.authenticate.md) ## Page.authenticate() method <b>Signature:</b> ```typescript authenticate(credentials: Credentials): Promise<void>; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | credentials | Credentials | | <b>Returns:</b> Promise<void>