--- sidebar_label: BrowserConnectOptions --- # BrowserConnectOptions interface Generic browser options that can be passed when launching any browser or when connecting to an existing browser instance. #### Signature: ```typescript export interface BrowserConnectOptions ``` ## Properties | Property | Modifiers | Type | Description | Default | | ----------------- | --------------------- | ----------------------------------------------------------- | ----------------------------------------------------------------------------------------- | ------------------------------------- | | defaultViewport | <code>optional</code> | [Viewport](./puppeteer.viewport.md) \| null | Sets the viewport for each page. | '{width: 800, height: 600}' | | ignoreHTTPSErrors | <code>optional</code> | boolean | Whether to ignore HTTPS errors during navigation. | <code>false</code> | | protocol | <code>optional</code> | [ProtocolType](./puppeteer.protocoltype.md) | | 'cdp' | | protocolTimeout | <code>optional</code> | number | Timeout setting for individual protocol (CDP) calls. | <code>180_000</code> | | slowMo | <code>optional</code> | number | Slows down Puppeteer operations by the specified amount of milliseconds to aid debugging. | | | targetFilter | <code>optional</code> | [TargetFilterCallback](./puppeteer.targetfiltercallback.md) | Callback to decide if Puppeteer should connect to a given target or not. | |