{"id":123497,"date":"2025-04-01T03:00:00","date_gmt":"2025-04-01T08:00:00","guid":{"rendered":"https:\/\/www.dacgroup.com\/fr\/insights\/blog\/none\/the-google-march-2025-core-update-rollout-is-complete-and-ai-mode-is-live-in-labs\/"},"modified":"2025-04-03T09:41:00","modified_gmt":"2025-04-03T14:41:00","slug":"the-google-march-2025-core-update-rollout-is-complete-and-ai-mode-is-live-in-labs","status":"publish","type":"post","link":"https:\/\/www.dacgroup.com\/fr-ca\/perspectives\/blog\/search-optimization\/the-google-march-2025-core-update-rollout-is-complete-and-ai-mode-is-live-in-labs\/","title":{"rendered":"La mise \u00e0 jour principale de Google de mars 2025 est termin\u00e9e, et le mode IA est d\u00e9sormais actif dans Labs"},"content":{"rendered":"\n<p>La mise \u00e0 jour principale de l\u2019algorithme de Google lanc\u00e9e en mars 2025 s\u2019est achev\u00e9e dans les d\u00e9lais, deux semaines apr\u00e8s son d\u00e9ploiement initial le 13 mars. Il s\u2019agit de la premi\u00e8re mise \u00e0 jour majeure de l\u2019ann\u00e9e, et m\u00eame de la premi\u00e8re mise \u00e0 jour tout court depuis d\u00e9cembre 2024.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"699\" src=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-32.png\" alt=\"Google Search Status Dashboard showing ranking incidents for 2025 and 2024, including core updates and a spam update.\" class=\"wp-image-123390\" style=\"width:1261px;height:auto\" srcset=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-32.png 975w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-32-300x215.png 300w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-32-768x551.png 768w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-32-480x344.png 480w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/figure>\n<\/div>\n\n\n<p> Une tendance se confirme au fil des quatre derni\u00e8res mises \u00e0 jour principales : l\u2019augmentation du nombre de requ\u00eates qui d\u00e9clenchent une IA Overview, et la pr\u00e9sence croissante de Reddit en tant que source de ces aper\u00e7us g\u00e9n\u00e9r\u00e9s par l\u2019IA.<\/p>\n\n\n\n<p>D\u2019apr\u00e8s l\u2019outil SEMrush Domain Overview, reddit.com a vu le nombre de mots-cl\u00e9s apparaissant dans les IA Overviews grimper de <strong>+5 260 % entre novembre et d\u00e9cembre 2024, soit plus de 121 000 requ\u00eates suppl\u00e9mentaires<\/strong>. Et sur les 30 derniers jours, avec la mise \u00e0 jour de mars 2025, on observe une nouvelle hausse de +946 %, soit 1,5 million de requ\u00eates en plus.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"454\" src=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-34.png\" alt=\"Screenshot of a webpage showing organic research data for reddit.com. It includes metrics like keywords (1.7M), traffic (28.2M), and traffic cost ($18.9M). A graph displays the SERP features trend over 6 months, highlighting spikes in March 2025.\" class=\"wp-image-123404\" style=\"width:1276px;height:auto\" srcset=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-34.png 975w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-34-300x140.png 300w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-34-768x358.png 768w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-34-480x224.png 480w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/figure>\n<\/div>\n\n\n<p>Lors de son dernier appel aux investisseurs, Reddit a attribu\u00e9 \u00e0 ces changements d\u2019algorithme la baisse de ses visites uniques quotidiennes au quatri\u00e8me trimestre, ce qui a entra\u00een\u00e9 une chute de 15 % de son action en s\u00e9ance prolong\u00e9e, selon <a href=\"https:\/\/www.reuters.com\/technology\/reddit-forecasts-quarterly-revenue-above-estimates-2025-02-12\/\">Reuters<\/a>.<\/p>\n\n\n\n<p>\u00c0 chaque mise \u00e0 jour, le pourcentage de requ\u00eates impact\u00e9es, tous secteurs confondus, \u00e0 toutes les \u00e9tapes du parcours client, continue d\u2019augmenter, notamment sur mobile.<br>En novembre 2024, Barry Schwartz (Search Engine Roundtable) rapportait d\u00e9j\u00e0 que <a href=\"https:\/\/www.seroundtable.com\/google-ai-overview-within-people-also-ask-38370.html\">les IA Overviews apparaissaient dans la section \u201cAutres questions pos\u00e9es\u201d (PAA) des r\u00e9sultats de recherche<\/a>.<br>Des \u00e9tudes comme celle de Seer montrent \u00e9galement que ces IA affectent \u00e0 la fois le r\u00e9f\u00e9rencement organique et les annonces payantes, avec une baisse du taux de clics dans les deux cas : les r\u00e9sultats sponsoris\u00e9s sont rel\u00e9gu\u00e9s plus bas dans la page lorsque l\u2019IA occupe la fameuse \u201cposition 0\u201d.<\/p>\n\n\n\n<p>La g\u00e9n\u00e9ralisation des SERP sans clic devient la norme : Google \u00e9volue d\u2019un moteur de recherche vers un <strong>moteur de r\u00e9ponse<\/strong>. De plus en plus d\u2019internautes obtiennent directement l\u2019information recherch\u00e9e sans quitter l\u2019\u00e9cosyst\u00e8me de Google. L\u2019\u00e9largissement des requ\u00eates concern\u00e9es par les IA Overviews et leur visibilit\u00e9 croissante continueront \u00e0 faire chuter les taux de clics.<br>Autrement dit, m\u00eame si la visibilit\u00e9 d\u2019une marque augmente, cela ne garantit plus un trafic organique proportionnel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le mode IA de Google dans Labs<\/h2>\n\n\n\n<p>Et voil\u00e0 la nouveaut\u00e9 : Google a r\u00e9cemment lanc\u00e9 une nouvelle exp\u00e9rience dans Labs, le <strong>mode IA<\/strong>.<br>Les premiers tests sont prometteurs : pr\u00e9cis et impressionnants.<br>Aux \u00c9tats-Unis, si vous \u00eates connect\u00e9 \u00e0 votre profil Chrome et que vous avez obtenu l\u2019acc\u00e8s (via une liste d\u2019attente), vous verrez un onglet \u201cMode IA\u201d appara\u00eetre lors de vos recherches.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"231\" src=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-36.png\" alt=\"Google search results page showing &quot;chicago pizza&quot; with about 161,000,000 results in 0.50 seconds.\" class=\"wp-image-123428\" style=\"width:1228px;height:auto\" srcset=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-36.png 975w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-36-300x71.png 300w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-36-768x182.png 768w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-36-480x114.png 480w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/figure>\n<\/div>\n\n\n<p>Pour certaines requ\u00eates, l\u2019IA Overview classique s\u2019affichera toujours en haut de la page. Mais en cliquant sur \u201cMode IA\u201d, vous acc\u00e9derez \u00e0 une r\u00e9ponse compl\u00e8te, enrichie, qui anticipe les questions que vous pourriez poser ensuite. Ce n\u2019est plus une simple suite \u201crequ\u00eate \u2013 r\u00e9ponse \u2013 information\u201d : c\u2019est une exp\u00e9rience approfondie, incluant parfois des r\u00e9sultats locaux (\u201cpr\u00e8s de chez moi\u201d) et des fiches enrichies. Certains liens pointent m\u00eame vers des services Google plut\u00f4t que vers les sites des \u00e9diteurs ou des marques.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"589\" src=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-38.png\" alt=\"&quot;Google search results listing top contenders for the best cheeseburgers in Chicago, including Au Cheval, The Loyalist, and Red Hot Ranch, with additional options like Mott Burger and Little Bad Wolf.&quot;\" class=\"wp-image-123442\" style=\"width:1227px;height:auto\" srcset=\"https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-38.png 975w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-38-300x181.png 300w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-38-768x464.png 768w, https:\/\/www.dacgroup.com\/wp-content\/uploads\/2025\/03\/image-38-480x290.png 480w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/figure>\n<\/div>\n\n\n<p>L\u2019an dernier, Google avait annonc\u00e9 que ses mises \u00e0 jour seraient plus fr\u00e9quentes.<br>Si chacune d\u2019elles accro\u00eet la pr\u00e9sence des IA Overviews dans les r\u00e9sultats de recherche et continue de faire baisser les CTR, les marques devront adapter leurs strat\u00e9gies, et les indicateurs de performance \u00e0 surveiller.<br>Tant que Google et Bing ne publieront pas de donn\u00e9es sp\u00e9cifiques sur les IA Overviews (ce qui semble peu probable au vu des taux de clics tr\u00e8s bas), <strong>le trafic organique seul ne suffira plus \u00e0 mesurer le succ\u00e8s<\/strong>.<\/p>\n<section data-role=\"forward-email-subscription-container\" class=\"full-width w-100 d-flex justify-content-center align-items-center bg-c7f2b3\">\n    \n    <div class=\"max-w-1400 w-100 form\">\n        <div class=\"text-content-container\">\n            <h2>\n                Plus de nouvelles            <\/h2>\n            <p class=\"subtitle\">\n                Recevez des analyses exclusives sur les tendances cl\u00e9s du num\u00e9rique, directement par courriel.            <\/p>\n        <\/div>\n\n        <div data-role=\"form-group\">\n            <div class=\"d-flex flex-column w-100\">\n                <form data-forward-email-form class='custom-hubspot-form' id='hubspot_form_69d5210454d25'>\n    <div class='d-flex input'>\n        <input type='email' class='form-control me-2 input' placeholder='Courriel' aria-label='Email' name='email' required>\n        <button type='submit' class='btn_primary-filled_white'>Soumettre<\/button>\n    <\/div>\n    <p class='hubspot-status'><\/p>\n<\/form>\n<script>\njQuery(document).ready(function($) {\n    var form = $('#hubspot_form_69d5210454d25');\n    form.on('submit', function(event) {\n        event.preventDefault();\n\n        \/\/ Get email input value\n        var emailInput = form.find('input[name=\"email\"]');\n        var email = emailInput.val().trim();\n\n        \/\/ Required HubSpot fields\n        var portalId = '5408011';\n        var formId = 'abac2954-39ca-4f0f-a2d7-0f175625a82e';\n\n        \/\/ Prepare the data payload\n        var data = {\n            fields: [\n                {\n                    name: 'email',\n                    value: email\n                }\n            ],\n            context: {\n                pageUri: window.location.href,\n                pageName: document.title\n            },\n            submittedAt: new Date().getTime()\n        };\n\n        \/\/ Get the status element for this form\n        var statusElement = form.siblings('.forward-email-status-container');\n\n        \/\/ Send the data to HubSpot\n        fetch('https:\/\/api.hsforms.com\/submissions\/v3\/integration\/submit\/5408011\/abac2954-39ca-4f0f-a2d7-0f175625a82e', {\n            method: 'POST',\n            headers: {\n                'Content-Type': 'application\/json'\n            },\n            body: JSON.stringify(data)\n        })\n        .then(response => {\n            if (response.ok) {\n                if(statusElement) {\n                    statusElement.text('Merci de vous \u00eatre abonn\u00e9(e) !');\n                    statusElement.css('color', 'green');\n                }\n\n                var userInfo = JSON.parse(localStorage.getItem('userInfo'));\n                if (userInfo) {\n                    userInfo.event = 'Form_submit';\n                    userInfo.email = email;\n                    userInfo.form_name = 'Newsletter';\n                    window.dataLayer = window.dataLayer || [];\n                    window.dataLayer.push(userInfo);\n                }\n\n                emailInput.val(''); \/\/ Clear the email field\n                window.dispatchEvent(new CustomEvent('newsletter-submit'));\n            } else {\n                return response.json().then(error => {\n                    if(statusElement) {\n                        statusElement.text('Error: ' + error.message);\n                        statusElement.css({\n                            'color': 'red',\n                            'padding-top': '10px'\n                        });\n                    }\n                });\n            }\n        })\n        .catch(error => {\n            console.error('Error:', error);\n            statusElement.text(\"Une erreur s'est produite lors de la soumission du formulaire.\");\n            statusElement.css({\n                'color': 'red',\n                'padding-top': '10px'\n            });\n        });\n    });\n\n    window.addEventListener('message', function(event) {\n        const isFormCallback = event.data.type === 'hsFormCallback';\n        const isFormSubmitted = event.data.eventName === 'onFormSubmitted';\n        const iscurrentForm = !!event?.data?.id ? 'abac2954-39ca-4f0f-a2d7-0f175625a82e'.trim() == event?.data?.id : false; \n\n        if( isFormCallback && isFormSubmitted && iscurrentForm ) {\n            console.log('event', event);\n            window.location.href = 'https:\/\/www.dacgroup.com\/fr-ca\/merci\/';\n        }\n    });\n});\n<\/script>                <span class=\"forward-email-status-container\"><\/span>\n            <\/div>\n\n            <button id=\"forward-form-submission\" class=\"subscribe-btn\" type=\"button\" onclick=\"triggerButton(this)\">\n                <span class=\"d-inline-block\">\n                    SOUMETTRE                <\/span>\n                <span class=\"d-inline-block bell-container\">\n                    <svg width=\"28\" height=\"28\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                        <path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M3.5458 14.4774L4.50055 13.234C4.50657 11.8629 4.56791 9.80824 5.17539 8.00401C5.52706 6.95953 6.09459 5.89126 7.03537 5.08C7.70533 4.50227 8.51103 4.10149 9.44696 3.90922C9.50872 3.69984 9.5922 3.49047 9.70471 3.28979C9.91134 2.92122 10.2194 2.57523 10.654 2.33189C11.0827 2.09183 11.5478 2 12 2C12.4355 2 12.8969 2.08208 13.3272 2.31763C13.7695 2.55969 14.0812 2.91045 14.2866 3.28943C14.3999 3.49849 14.4813 3.71787 14.5396 3.93682C15.5444 4.18145 16.3788 4.69659 17.0444 5.38131C17.9498 6.3126 18.4937 7.50224 18.8321 8.60503C19.3645 10.3395 19.4725 12.1499 19.4944 13.1421C19.9371 13.6338 20.3502 14.1627 20.6914 14.626C21.9447 16.3277 20.6148 18.5001 18.7001 18.5001L5.52863 18.5C3.45543 18.5 2.28314 16.1217 3.5458 14.4774Z\" stroke=\"#171616\" \/>\n                        <path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M9.0857 19.3749C9.431 19.1461 9.89639 19.2405 10.1252 19.5858C10.874 20.7159 12.7481 21.0858 13.9 19.5501C14.1485 19.2187 14.6186 19.1516 14.95 19.4001C15.2813 19.6486 15.3485 20.1187 15.1 20.4501C13.2518 22.9143 10.126 22.3027 8.87475 20.4143C8.64596 20.069 8.74041 19.6037 9.0857 19.3749Z\" fill=\"#171616\" \/>\n                    <\/svg>\n                <\/span>\n            <\/button>\n        <\/div>\n    <\/div>\n\n    \n    <script>\n        function triggerButton(button) {\n\n            var container = button.closest('[data-role=\"forward-email-subscription-container\"]');\n            var form = container.querySelector('[data-forward-email-form]');\n\n            if (form) {\n                jQuery(form).find(\"button[type='submit']\").trigger('click');\n            }\n        }\n    <\/script>\n\n<\/section>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Le SEO est-il enfin mort ?<\/h2>\n\n\n\n<p>Non. Bien au contraire. Mais il \u00e9volue, et c\u2019est plut\u00f4t une bonne chose. La vraie question, c\u2019est : que faire face \u00e0 cette nouvelle \u00e8re de la recherche pilot\u00e9e par l\u2019IA ? Notre conseil : rester fid\u00e8le aux fondamentaux, tout en faisant \u00e9voluer les pratiques de cr\u00e9ation de contenu. \u00c0 l\u2019heure d\u2019une recherche de plus en plus fragment\u00e9e, la page optimis\u00e9e pour un seul mot-cl\u00e9 appartient au pass\u00e9.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Voici nos recommandations cl\u00e9s :<\/li>\n\n\n\n<li><strong>Visibilit\u00e9 : <\/strong>Assurez-vous que les robots de Google et les IA puissent facilement explorer, afficher et indexer vos pages.<\/li>\n\n\n\n<li><strong>Contenu : <\/strong>Proposez du contenu de qualit\u00e9, utile, et adapt\u00e9 \u00e0 toutes les \u00e9tapes du parcours client. Utilisez des formats appr\u00e9ci\u00e9s par les moteurs : listes \u00e0 puces, articles structur\u00e9s, FAQ, etc.<\/li>\n\n\n\n<li><strong>Diffusion : <\/strong>D\u00e9clinez vos contenus en plusieurs formats. Une FAQ peut devenir un article de blog, enrichi d\u2019une vid\u00e9o, \u00e0 partager sur plusieurs canaux \u00e0 diff\u00e9rents moments.<\/li>\n\n\n\n<li><strong>UX\/UI : <\/strong>Offrez une exp\u00e9rience fluide et intuitive, pour faciliter la navigation et guider les utilisateurs \u00e0 travers leur parcours sur votre site.<\/li>\n\n\n\n<li><strong>Technique : <\/strong>Mettez en place des donn\u00e9es structur\u00e9es pour faciliter l\u2019analyse de vos contenus par les mod\u00e8les d\u2019IA, <a href=\"https:\/\/searchengineland.com\/microsoft-bing-copilot-use-schema-for-its-llms-453455\">comme l\u2019a confirm\u00e9 Microsoft<\/a>. Optimisez aussi vos liens internes et backlinks de fa\u00e7on strat\u00e9gique.<\/li>\n\n\n\n<li><strong>M\u00e9dias : <\/strong>Int\u00e9grez des images et vid\u00e9os \u00e0 votre strat\u00e9gie de contenu. Cr\u00e9ez des sitemaps d\u00e9di\u00e9s, enrichis avec les donn\u00e9es structur\u00e9es appropri\u00e9es, afin de maximiser votre pr\u00e9sence dans les r\u00e9sultats enrichis (images, vid\u00e9os, etc.).<\/li>\n<\/ul>\n\n\n\n<p>Chez DAC, nos sp\u00e9cialistes SEO suivent de tr\u00e8s pr\u00e8s ces \u00e9volutions rapides et adaptent constamment leurs strat\u00e9gies on-page.<br>\u00catre les premiers \u00e0 s\u2019adapter fait souvent toute la diff\u00e9rence pour g\u00e9n\u00e9rer du trafic et de l\u2019engagement, \u00e0 toutes les \u00e9tapes du parcours client, aussi bien sur les requ\u00eates de marque que hors marque.<br>En r\u00e9sum\u00e9 : le SEO a plus que jamais sa place dans une strat\u00e9gie num\u00e9rique compl\u00e8te. Ce n\u2019est plus un levier uniquement de notori\u00e9t\u00e9, mais un outil puissant au service de toutes les \u00e9quipes.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La mise \u00e0 jour principale de l\u2019algorithme de Google lanc\u00e9e en mars 2025 s\u2019est achev\u00e9e dans les d\u00e9lais, deux semaines apr\u00e8s son d\u00e9ploiement initial le 13 mars. Il s\u2019agit de la premi\u00e8re mise \u00e0 jour majeure de l\u2019ann\u00e9e, et m\u00eame de la premi\u00e8re mise \u00e0 jour tout court depuis d\u00e9cembre 2024. Une tendance se confirme [&hellip;]<\/p>\n","protected":false},"author":330,"featured_media":124600,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","reading_level":"Strategic","reading_level_confidence":0.72,"reading_level_needs_review":"0","footnotes":""},"categories":[2899],"tags":[],"class_list":["post-123497","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-search-optimization"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La mise \u00e0 jour principale de Google de mars 2025 est termin\u00e9e, et le mode IA est d\u00e9sormais actif dans Labs | DAC<\/title>\n<meta name=\"description\" content=\"La mise \u00e0 jour principale de Google de mars 2025 est termin\u00e9e \u2014 et le mode IA est d\u00e9sormais actif dans Labs, marquant un tournant majeur pour la 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