[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Emulation](./puppeteer.protocol.emulation.md) > [SetDeviceMetricsOverrideRequest](./puppeteer.protocol.emulation.setdevicemetricsoverriderequest.md) > [mobile](./puppeteer.protocol.emulation.setdevicemetricsoverriderequest.mobile.md) ## Protocol.Emulation.SetDeviceMetricsOverrideRequest.mobile property Whether to emulate mobile device. This includes viewport meta tag, overlay scrollbars, text autosizing and more. Signature: ```typescript mobile: boolean; ```