[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Emulation](./puppeteer.protocol.emulation.md) > [SetUserAgentOverrideRequest](./puppeteer.protocol.emulation.setuseragentoverriderequest.md) > [userAgent](./puppeteer.protocol.emulation.setuseragentoverriderequest.useragent.md) ## Protocol.Emulation.SetUserAgentOverrideRequest.userAgent property User agent to use. Signature: ```typescript userAgent: string; ```