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< title data-rh = "true" > Page.setExtraHTTPHeaders() method | Puppeteer< / title > < meta data-rh = "true" name = "viewport" content = "width=device-width,initial-scale=1" > < meta data-rh = "true" name = "twitter:card" content = "summary_large_image" > < meta data-rh = "true" property = "og:url" content = "https://pptr.dev/api/puppeteer.page.setextrahttpheaders" > < meta data-rh = "true" property = "og:locale" content = "en" > < meta data-rh = "true" name = "docsearch:language" content = "en" > < meta data-rh = "true" name = "docsearch:counter" content = "2" > < meta data-rh = "true" property = "og:title" content = "Page.setExtraHTTPHeaders() method | Puppeteer" > < meta data-rh = "true" name = "description" content = "The extra HTTP headers will be sent with every request the page initiates." > < meta data-rh = "true" property = "og:description" content = "The extra HTTP headers will be sent with every request the page initiates." > < link data-rh = "true" rel = "icon" href = "/img/favicon.ico" > < link data-rh = "true" rel = "canonical" href = "https://pptr.dev/api/puppeteer.page.setextrahttpheaders" > < link data-rh = "true" rel = "alternate" href = "https://pptr.dev/api/puppeteer.page.setextrahttpheaders" hreflang = "en" > < link data-rh = "true" rel = "alternate" href = "https://pptr.dev/api/puppeteer.page.setextrahttpheaders" hreflang = "x-default" > < link data-rh = "true" rel = "preconnect" href = "https://DVKY664LG7-dsn.algolia.net" crossorigin = "anonymous" > < link rel = "search" type = "application/opensearchdescription+xml" title = "Puppeteer" href = "/opensearch.xml" >
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< script > ! function ( ) { function t ( t ) { document . documentElement . setAttribute ( "data-theme" , t ) } var e = function ( ) { try { return new URLSearchParams ( window . location . search ) . get ( "docusaurus-theme" ) } catch ( t ) { } } ( ) || function ( ) { try { return localStorage . getItem ( "theme" ) } catch ( t ) { } } ( ) ; t ( null !== e ? e : "light" ) } ( ) , function ( ) { try { const c = new URLSearchParams ( window . location . search ) . entries ( ) ; for ( var [ t , e ] of c ) if ( t . startsWith ( "docusaurus-data-" ) ) { var a = t . replace ( "docusaurus-data-" , "data-" ) ; document . documentElement . setAttribute ( a , e ) } } catch ( t ) { } } ( ) < / script > < div id = "__docusaurus" > < div role = "region" aria-label = "Skip to main content" > < a class = "skipToContent_gu5v" href = "#__docusaurus_skipToContent_fallback" > Skip to main content< / a > < / div > < nav aria-label = "Main" class = "navbar navbar--fixed-top" > < div class = "navbar__inner" > < div class = "navbar__items" > < button aria-label = "Toggle navigation bar" aria-expanded = "false" class = "navbar__toggle clean-btn" type = "button" > < svg width = "30" height = "30" viewBox = "0 0 30 30" aria-hidden = "true" > < path stroke = "currentColor" stroke-linecap = "round" stroke-miterlimit = "10" stroke-width = "2" d = "M4 7h22M4 15h22M4 23h22" > < / path > < / svg > < / button > < a class = "navbar__brand" href = "/" > < div class = "navbar__logo" > < img src = "https://user-images.githubusercontent.com/10379601/29446482-04f7036a-841f-11e7-9872-91d1fc2ea683.png" alt = "Puppeteer Logo" class = "themedComponent_mlkZ themedComponent--light_NVdE" > < img src = "https://user-images.githubusercontent.com/10379601/29446482-04f7036a-841f-11e7-9872-91d1fc2ea683.png" alt = "Puppeteer Logo" class = "themedComponent_mlkZ themedComponent--dark_xIcU" > < / div > < b class = "navbar__title text--truncate" > Puppeteer< / b > < / a > < a class = "navbar__item navbar__link" href = "/category/introduction" > Docs< / a > < a aria-current = "page" class = "navbar__item navbar__link navbar__link--active" href = "/api/puppeteer.puppeteernode" > Puppeteer API< / a > < a class = "navbar__item navbar__link" href = "/browsers-api/" > @puppeteer/browsers API< / a > < / div > < div class = "navbar__items navbar__items--right" > < div class = "navbar__item dropdown dropdown--hoverable dropdown--right" > < a class = "navbar__link" aria-haspopup = "true" aria-expanded = "false" role = "button" href = "/" > 22.10.0< / a > < ul class = "dropdown__menu" > < li > < a class = "dropdown__link" href = "/next/api/puppeteer.page.setextrahttpheaders" > Next< / a > < / li > < li > < a aria-current = "page" class = "dropdown__link dropdown__link--active" href = "/api/puppeteer.page.setextrahttpheaders" > 22.10.0< / a > < / li > < li > < hr class = "dropdown-separator" > < / li > < li class = "dropdown-archived-versions" > < b > Archived versions< / b > < / li > < li > < a href = "https://github.com/puppeteer/puppeteer/blob/puppeteer-v22.9.0/docs/api/index.md" target = "_blank" rel = "noopener noreferrer" class = "dropdown__link" > 22.9.0< svg width = "12" height = "12" aria-hidden = "true" viewBox = "0 0 24 24" class = "iconExternalLink_T11m" > < path fill = "currentColor" d = "M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z" > < / path > < / svg > < / a > < / li > < li > < a href = "https://github.com/puppeteer/puppeteer/blob/puppeteer-v22.8.2/docs/api/index.md" target = "_blank" rel = "noopener noreferrer" class = "dropdown__link" > 22.8.2< svg width = "12" height = "12" aria-hidden = "true" viewBox = "0 0 24 24" class = "iconExternalLink_T11m" > < path fill = "currentColor" d = "M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z" > < / path > < / svg > < / a > < / li > < li > < a href = "https://github.com/puppeteer/puppeteer/blob/puppeteer-v22.8.1/docs/api/index.md" target = "_blank" rel = "noopener noreferrer" class = "dropdown__link" > 22.8.1< svg width = "12" height = "12" aria-hidden = "true" viewBox = "0 0 24 24" class = "iconExternalLink_T11m" > < path fill = "currentColor" d = "M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z" > < / path > < / svg > < / a > < / li > < li > < a href = "https://github.com/puppeteer/puppeteer/blob/puppeteer-v22.8.0/docs/api/index.md" target = "_blank" rel = "noopener noreferrer" class = "dropdown__link" > 22.8.0< svg width = "12" height = "12" aria-hidden = "true" viewBox = "0 0 24 24" class = "iconExternalLink_T11m" > < path fill = "currentColor" d = "M2
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< p > The extra HTTP headers will be sent with every request the page initiates.< / p >
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< div class = "theme-admonition theme-admonition-tip admonition_LMjb alert alert--success" > < div class = "admonitionHeading_GGQ4" > < span class = "admonitionIcon_ifdW" > < svg viewBox = "0 0 12 16" > < path fill-rule = "evenodd" d = "M6.5 0C3.48 0 1 2.19 1 5c0 .92.55 2.25 1 3 1.34 2.25 1.78 2.78 2 4v1h5v-1c.22-1.22.66-1.75 2-4 .45-.75 1-2.08 1-3 0-2.81-2.48-5-5.5-5zm3.64 7.48c-.25.44-.47.8-.67 1.11-.86 1.41-1.25 2.06-1.45 3.23-.02.05-.02.11-.02.17H5c0-.06 0-.13-.02-.17-.2-1.17-.59-1.83-1.45-3.23-.2-.31-.42-.67-.67-1.11C2.44 6.78 2 5.65 2 5c0-2.2 2.02-4 4.5-4 1.22 0 2.36.42 3.22 1.19C10.55 2.94 11 3.94 11 5c0 .66-.44 1.78-.86 2.48zM4 14h5c-.23 1.14-1.3 2-2.5 2s-2.27-.86-2.5-2z" > < / path > < / svg > < / span > tip< / div > < div class = "admonitionContent_pGk6" > < p > All HTTP header names are lowercased. (HTTP headers are case-insensitive, so this shouldn’ < / p > < / div > < / div >
< div class = "theme-admonition theme-admonition-note admonition_LMjb alert alert--secondary" > < div class = "admonitionHeading_GGQ4" > < span class = "admonitionIcon_ifdW" > < svg viewBox = "0 0 14 16" > < path fill-rule = "evenodd" d = "M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z" > < / path > < / svg > < / span > note< / div > < div class = "admonitionContent_pGk6" > < p > page.setExtraHTTPHeaders does not guarantee the order of headers in the outgoing requests.< / p > < / div > < / div >
< h4 class = "anchor anchorWithStickyNavbar_FNw8" id = "signature" > Signature:< a href = "#signature" class = "hash-link" aria-label = "Direct link to Signature:" title = "Direct link to Signature:" > < / a > < / h4 >
< div class = "language-typescript codeBlockContainer_aalF theme-code-block" style = "--prism-color:#393A34;--prism-background-color:#f6f8fa" > < div class = "codeBlockContent_MHx8" > < pre tabindex = "0" class = "prism-code language-typescript codeBlock_zHgq thin-scrollbar" style = "color:#393A34;background-color:#f6f8fa" > < code class = "codeBlockLines_RjmQ" > < span class = "token-line" style = "color:#393A34" > < span class = "token keyword" style = "color:#00009f" > class< / span > < span class = "token plain" > < / span > < span class = "token class-name" > Page< / span > < span class = "token plain" > < / span > < span class = "token punctuation" style = "color:#393A34" > {< / span > < span class = "token plain" > < / span > < br > < / span > < span class = "token-line" style = "color:#393A34" > < span class = "token plain" > < / span > < span class = "token keyword" style = "color:#00009f" > abstract< / span > < span class = "token plain" > < / span > < span class = "token function" style = "color:#d73a49" > setExtraHTTPHeaders< / span > < span class = "token punctuation" style = "color:#393A34" > (< / span > < span class = "token plain" > headers< / span > < span class = "token operator" style = "color:#393A34" > :< / span > < span class = "token plain" > Record< / span > < span class = "token operator" style = "color:#393A34" > < < / span > < span class = "token builtin" > string< / span > < span class = "token punctuation" style = "color:#393A34" > ,< / span > < span class = "token plain" > < / span > < span class = "token builtin" > string< / span > < span class = "token operator" style = "color:#393A34" > > < / span > < span class = "token punctuation" style = "color:#393A34" > )< / span > < span class = "token operator" style = "color:#393A34" > :< / span > < span class = "token plain" > < / span > < span class = "token builtin" > Promise< / span > < span class = "token operator" style = "color:#393A34" > < < / span > < span class = "token keyword" style = "color:#00009f" > void< / span > < span class = "token operator" style = "color:#393A34" > > < / span > < span class = "token punctuation" style = "color:#393A34" > ;< / span > < span class = "token plain" > < / span > < br > < / span > < span class = "token-line" style = "color:#393A34" > < span class = "token plain" > < / span > < span class = "token punctuation" style = "color:#393A34" > }< / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_Sd8_" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_LnQD" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_t3l1" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_IiZV" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div >
< h2 class = "anchor anchorWithStickyNavbar_FNw8" id = "parameters" > Parameters< a href = "#parameters" class = "hash-link" aria-label = "Direct link to Parameters" title = "Direct link to Parameters" > < / a > < / h2 >
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< table > < thead > < tr > < th > < p > Parameter< / p > < / th > < th > < p > Type< / p > < / th > < th > < p > Description< / p > < / th > < / tr > < / thead > < tbody > < tr > < td > < p > headers< / p > < / td > < td > < p > Record< string, string> < / p > < / td > < td > < p > An object containing additional HTTP headers to be sent with every request. All header values must be strings.< / p > < / td > < / tr > < / tbody > < / table >
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< p > < strong > Returns:< / strong > < / p >
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