If provided, it will take preference over the referer header value set by [page.setExtraHTTPHeaders()](./puppeteer.page.setextrahttpheaders.md).
</td><td>
</td></tr>
<tr><td>
referrerPolicy
</td><td>
`optional`
</td><td>
string
</td><td>
If provided, it will take preference over the referer-policy header value set by [page.setExtraHTTPHeaders()](./puppeteer.page.setextrahttpheaders.md).