{"id":20277,"date":"2018-07-23T04:07:54","date_gmt":"2018-07-23T11:07:54","guid":{"rendered":"https:\/\/kinqsta.com\/?post_type=knowledgebase&#038;p=9888"},"modified":"2025-10-01T17:11:55","modified_gmt":"2025-10-01T20:11:55","slug":"specify-vary-accept-encoding-header","status":"publish","type":"post","link":"https:\/\/kinqsta.com\/pt\/blog\/specify-vary-accept-encoding-header\/","title":{"rendered":"Como Corrigir o Aviso &#8220;Specify a Vary: Accept-Encoding Header&#8221;"},"content":{"rendered":"<p>Voc\u00ea est\u00e1 vendo o aviso &#8221; Specify a Vary: Accept-Encoding Header &#8221; no <a href=\"https:\/\/kinqsta.com\/pt\/blog\/teste-de-velocidade-pingdom\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pingdom<\/a>, GTmetrix, ou <a href=\"https:\/\/kinqsta.com\/pt\/blog\/google-pagespeed-insights\/\" target=\"_blank\" rel=\"noopener noreferrer\">Google PageSpeed \u200b\u200bInsights<\/a> em seu site WordPress? Isso \u00e9 um cabe\u00e7alho HTTP e <strong>deve ser inclu\u00eddo em cada resposta do servidor de origem<\/strong>, pois ele diz ao navegador se o cliente pode ou n\u00e3o exibir vers\u00f5es comprimidas do conte\u00fado.<\/p>\n<p>Por exemplo, vamos dizer que voc\u00ea tem um navegador antigo sem uma compacta\u00e7\u00e3o gzip e um navegador moderno com ela. Se voc\u00ea n\u00e3o utiliza o cabe\u00e7alho <strong>Vary: Accept-Enconding<\/strong> ou <a href=\"https:\/\/kinqsta.com\/pt\/blog\/cdn-para-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">CDN<\/a>, a vers\u00e3o sem compress\u00e3o pode ficar no cache e entregar isso ao navegador modern por engano, o que por sua vez prejudica o desempenho do seu site WordPress. Usando o cabe\u00e7alho <strong>Vary: Accept-Encoding, <\/strong>voc\u00ea pode garantir que seu servidor e ou CDN forne\u00e7am a vers\u00e3o adequada.<\/p>\n<p>Dependendo da ferramenta ou do software que relata o erro, o aviso pode aparecer de muitas maneiras diferentes:<\/p>\n<ul style=\"margin-left: 30px\">\n<li>&#8220;Specify a Vary: Accept-Encoding Header&#8221;<\/li>\n<li>Os seguintes recursos comprim\u00edveis devem ter um cabe\u00e7alho \u201cvary: accept-encoding\u201d publicamente \u201ccache\u00e1vel\u201d<\/li>\n<\/ul>\n<figure id=\"attachment_21170\" aria-describedby=\"caption-attachment-21170\" style=\"width: 1688px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21170\" src=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom.png\" alt=\"Aviso Specify a Vary: Accept-Encoding header no Pingdom\" width=\"1688\" height=\"1205\" srcset=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom.png 1688w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom-300x214.png 300w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom-768x548.png 768w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom-1024x731.png 1024w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/aviso-specify-a-vary-no-pingdom-610x435.png 610w\" sizes=\"auto, (max-width: 1688px) 100vw, 1688px\" \/><figcaption id=\"caption-attachment-21170\" class=\"wp-caption-text\">Aviso Specify a Vary: Accept-Encoding header no Pingdom<\/figcaption><\/figure>\n<p>Siga as etapas abaixo em como corrigir o aviso &#8220;Specify a Vary: Accept-Encoding Header&#8221;.<\/p>\n<h2>Corrigir o Aviso &#8220;Specify a Vary: Accept-Encoding Header&#8221;<\/h2>\n<p>A primeira coisa que \u00e9 importante notar sobre este aviso \u00e9 que <strong>voc\u00ea s\u00f3 pode corrigir para as solicita\u00e7\u00f5es que est\u00e3o em seu servidor<\/strong>. Se voc\u00ea tem solicita\u00e7\u00e3o de terceiros e voc\u00ea est\u00e1 vendo isso, n\u00e3o h\u00e1 nada que possa fazer se voc\u00ea n\u00e3o tem controle sobre seus servidores. Por\u00e9m, fique \u00e0 vontade para compartilhar este artigo com eles. O cabe\u00e7alho <strong>Specify a Vary: Accept-Encoding <\/strong>\u00e9 adicionado por padr\u00e3o em todos os servidores Kinsta (como visto abaixo). Ent\u00e3o, se voc\u00ea \u00e9 um cliente Kinsta, voc\u00ea nunca ver\u00e1 este aviso e n\u00e3o tem que se preocupar com ele.<\/p>\n<figure id=\"attachment_21171\" aria-describedby=\"caption-attachment-21171\" style=\"width: 1567px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21171\" src=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay.png\" alt=\"Cabe\u00e7alho Specify a Vary: Accept-Encoding nos servidores Kinsta\" width=\"1567\" height=\"622\" srcset=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay.png 1567w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay-300x119.png 300w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay-768x305.png 768w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay-1024x406.png 1024w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/cabe\u00e7alho-specify-a-vay-610x242.png 610w\" sizes=\"auto, (max-width: 1567px) 100vw, 1567px\" \/><figcaption id=\"caption-attachment-21171\" class=\"wp-caption-text\">Cabe\u00e7alho Specify a Vary: Accept-Encoding nos servidores Kinsta<\/figcaption><\/figure>\n<p>O cabe\u00e7alho se aplica tanto aos seus recursos do WordPress quanto \u00e0 sua solicita\u00e7\u00e3o original do servidor. Se voc\u00ea estiver usando um CDN, muitos j\u00e1 aplicar\u00e3o o <strong>Vary: Accept-Encoding<\/strong> por padr\u00e3o. KeyCDN, Cloudflare e CloudFront utilizam isso. Muitos dos plugins de cache do WordPress tamb\u00e9m adicionam isso.<\/p>\n<p>Se voc\u00ea ainda est\u00e1 precisando corrigir isso, voc\u00ea precisar\u00e1 acrescentar alguns c\u00f3digos ao seu servidor.<\/p>\n<h3>Corrigir o Aviso &#8221; Specify a Vary: Accept-Encoding Header&#8221; no Apache<\/h3>\n<p>Para corrigir isso no Apache, adicione o seguinte c\u00f3digo ao seu arquivo .htaccess via FTP. Este arquivo pode ser encontrado na origem do seu servidor. Voc\u00ea tamb\u00e9m pode\u00a0<a href=\"https:\/\/kb.yoast.com\/kb\/how-to-edit-htaccess-through-yoast-seo\/\" target=\"_blank\" rel=\"noopener noreferrer\">editar seu .htaccess file<\/a>\u00a0com o plugin <a href=\"https:\/\/kinqsta.com\/pt\/blog\/yoast-seo\/\" target=\"_blank\" rel=\"noopener noreferrer\">Yoast SEO<\/a> se suas permiss\u00f5es est\u00e3o corretas.<\/p>\n<div class=\"warning\" style=\"background: #FFFCE3;padding: 22px;margin-bottom: 22px\">\n<p>Importante! Editar seu arquivo .htaccess pode \u201cquebrar\u201d seu site se n\u00e3o fizer isto corretamente. Se voc\u00ea n\u00e3o est\u00e1 confort\u00e1vel fazendo isso, por favor, verifique primeiro com a hospedagem do seu site.<\/p>\n<\/div>\n<pre class=\"toolbar:2 show-lang:2 show-plain:3 lang:default highlight:0 decode:true\">  &lt;FilesMatch \".(js|css|xml|gz|html)$\"&gt;\n    Header append Vary: Accept-Encoding\n  \n<\/pre>\n<h3>Corrigir o &#8221; Specify a Vary: Accept-Encoding Header &#8221; no NGINX<\/h3>\n<p>Para corrigir isso no NGINX, acrescente o seguinte c\u00f3digo para seu arquivo config. Todos os arquivos de configura\u00e7\u00e3o do NGINX est\u00e3o localizados no diret\u00f3rio\u00a0<code>\/etc\/nginx\/<\/code>.\u00a0A principal configura\u00e7\u00e3o do arquivo \u00e9 <code>\/etc\/nginx\/nginx.conf<\/code>.<\/p>\n<pre class=\"toolbar:2 show-lang:2 show-plain:3 lang:default highlight:0 decode:true\">gzip_vary on<\/pre>\n<p>Usar o cabe\u00e7alho <strong>Specify a Vary: Accept-Encoding<\/strong> pode de fato, ajudar a velocidade do seu site WordPress, pois ele garantir\u00e1 a voc\u00ea usar a compacta\u00e7\u00e3o usando gzip. E se tudo vai bem e n\u00e3o tem nenhum pedido de terceiro que n\u00e3o esteja usando corretamente o cabe\u00e7alho, voc\u00ea deve ver uma melhora em sua pontua\u00e7\u00e3o com a ferramenta de teste de velocidade como Pingdom (como visto abaixo).<\/p>\n<figure id=\"attachment_21173\" aria-describedby=\"caption-attachment-21173\" style=\"width: 1691px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21173\" src=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto.png\" alt=\"Aviso de Cabe\u00e7alho Specify a Vary: Accept-Encoding Header corrigido\" width=\"1691\" height=\"683\" srcset=\"https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto.png 1691w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto-300x121.png 300w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto-768x310.png 768w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto-1024x414.png 1024w, https:\/\/kinqsta.com\/pt\/wp-content\/uploads\/sites\/3\/2018\/07\/100-ponto-610x246.png 610w\" sizes=\"auto, (max-width: 1691px) 100vw, 1691px\" \/><figcaption id=\"caption-attachment-21173\" class=\"wp-caption-text\">Aviso de Cabe\u00e7alho Specify a Vary: Accept-Encoding Header corrigido<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea est\u00e1 vendo o aviso &#8221; Specify a Vary: Accept-Encoding Header &#8221; no Pingdom, GTmetrix, ou Google PageSpeed \u200b\u200bInsights em seu site WordPress? Isso \u00e9 um &#8230;<\/p>\n","protected":false},"author":38,"featured_media":50375,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[1030],"class_list":["post-20277","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-problemas-wordpress"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como Corrigir o Aviso &quot; Specify a Vary: Accept-Encoding Header &quot;<\/title>\n<meta name=\"description\" content=\"Saiba como corrigir o aviso &quot; Specify a Vary: Accept-Encoding Header &quot; no site WordPress que voc\u00ea v\u00ea em Pingdom, GTmetrix e PageSpeed Insights.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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