{"id":47072,"date":"2026-03-16T18:03:41","date_gmt":"2026-03-16T18:03:41","guid":{"rendered":"\/fr\/tutoriels\/?p=47072"},"modified":"2026-03-16T18:40:20","modified_gmt":"2026-03-16T18:40:20","slug":"err_spdy_protocol_error","status":"publish","type":"post","link":"\/fr\/tutoriels\/err_spdy_protocol_error","title":{"rendered":"Comment r\u00e9soudre l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR dans Chrome"},"content":{"rendered":"<p>Rencontrer le message ERR_SPDY_PROTOCOL_ERROR dans Chrome peut &ecirc;tre frustrant pour les visiteurs d&rsquo;un site web. Ce message indique que le navigateur ne parvient pas &agrave; se connecter au serveur web &agrave; l&rsquo;aide du protocole SPDY.<\/p><p>Cette erreur emp&ecirc;che un visiteur d&rsquo;acc&eacute;der &agrave; un site, ce qui peut nuire &agrave; son volume de trafic web.<\/p><p>Heureusement, r&eacute;soudre l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR est relativement simple. Dans cet article, nous expliquons ce qu&rsquo;est cette erreur, ses causes possibles et sept m&eacute;thodes pour la corriger.<\/p><figure tabindex=\"0\" class=\"wp-block-table\"><table><tbody><tr><td><strong>Code d&rsquo;erreur<\/strong><\/td><td>Connexion refus&eacute;e<\/td><\/tr><tr><td><strong>Type d&rsquo;erreur<\/strong><\/td><td>Erreur de protocole de communication r&eacute;seau<\/td><\/tr><tr><td><strong>Causes de l&rsquo;erreur<\/strong><\/td><td>Probl&egrave;me r&eacute;seau<br>Installation SSH incorrecte<br>Identifiants incorrects<br>Configuration du syst&egrave;me de s&eacute;curit&eacute;<\/td><\/tr><\/tbody><\/table><\/figure><p>\n\n\n\n\n\n\n<\/p><h2 class=\"wp-block-heading\" id=\"h-what-is-the-err-spdy-protocol-error\">Qu&rsquo;est-ce que l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR ?<\/h2><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88bdd46\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"786\" height=\"465\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/ERRSPDYPROTOCOLERROR-sur-Google-Chrome.png\/public\" alt=\"ERR_SPDY_PROTOCOL_ERROR sur Google Chrome\" class=\"wp-image-47052\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/ERRSPDYPROTOCOLERROR-sur-Google-Chrome.png\/w=786,fit=scale-down 786w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/ERRSPDYPROTOCOLERROR-sur-Google-Chrome.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/ERRSPDYPROTOCOLERROR-sur-Google-Chrome.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/ERRSPDYPROTOCOLERROR-sur-Google-Chrome.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 786px) 100vw, 786px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><p>SPDY &eacute;tait un protocole de couche d&rsquo;application pr&eacute;install&eacute; sur Google Chrome qui utilise le protocole de contr&ocirc;le de transmission (TCP) pour transporter le contenu web. D&eacute;velopp&eacute; par The Chromium Projects, il a &eacute;t&eacute; con&ccedil;u pour r&eacute;duire la latence et augmenter la vitesse de chargement.<\/p><p>Mais lorsque l&rsquo;adoption de HTTP\/2 s&rsquo;est g&eacute;n&eacute;ralis&eacute;e, les navigateurs, dont Google Chrome, ont commenc&eacute; &agrave; <a href=\"https:\/\/blog.chromium.org\/2016\/02\/transitioning-from-spdy-to-http2.html\" target=\"_blank\" rel=\"noopener\">mettre fin &agrave; la prise en charge de SPDY<\/a>. Actuellement, aucun navigateur moderne ne prend en charge SPDY, ce qui en fait un protocole obsol&egrave;te.<\/p><p>Cependant, certains utilisateurs peuvent encore rencontrer des erreurs li&eacute;es &agrave; SPDY et recevoir la page ERR_SPDY_PROTOCOL_ERROR.<\/p><p>Dans la plupart des cas, l&rsquo;ERR_SPDY_PROTOCOL_ERROR est un probl&egrave;me c&ocirc;t&eacute; client. Par exemple, le site que vous essayez de visiter peut encore utiliser l&rsquo;ancien protocole de transfert hypertexte (HTTP), ou votre syst&egrave;me utilise un navigateur ou un cache obsol&egrave;te.<\/p><figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hostinger.com\/fr\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"1024\" height=\"300\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-Web-hosting_in-text-banner-1-1024x300-1.png\/public\" alt=\"\" class=\"wp-image-41467\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-Web-hosting_in-text-banner-1-1024x300-1.png\/w=1024,fit=scale-down 1024w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-Web-hosting_in-text-banner-1-1024x300-1.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-Web-hosting_in-text-banner-1-1024x300-1.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2022\/12\/FR-Web-hosting_in-text-banner-1-1024x300-1.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><h2 class=\"wp-block-heading\" id=\"h-7-ways-to-fix-err-spdy-protocol-error\">7 solutions pour corriger ERR_SPDY_PROTOCOL_ERROR<\/h2><p>Avant d&rsquo;explorer les m&eacute;thodes de d&eacute;pannage, essayez d&rsquo;abord ces solutions rapides :<\/p><ul class=\"wp-block-list\">\n<li>Ouvrez une nouvelle fen&ecirc;tre de navigation.<\/li>\n\n\n\n<li>V&eacute;rifiez la connexion internet.<\/li>\n\n\n\n<li>Red&eacute;marrez le routeur internet.<\/li>\n<\/ul><p>Si l&rsquo;erreur persiste, essayez les m&eacute;thodes suivantes :<\/p><h3 class=\"wp-block-heading\" id=\"h-1-update-your-browser\">1. Mettre &agrave; jour votre navigateur<\/h3><p>L&rsquo;utilisation d&rsquo;une version obsol&egrave;te de Google Chrome peut entra&icirc;ner des probl&egrave;mes de connectivit&eacute; et de performances. Nous recommandons d&rsquo;utiliser la derni&egrave;re version de Chrome pour &eacute;viter les probl&egrave;mes susceptibles de contribuer au probl&egrave;me ERR_SPDY_PROTOCOL_ERROR.<\/p><p>Suivez ces &eacute;tapes pour v&eacute;rifier la version de votre navigateur Chrome et la mettre &agrave; jour :<\/p><ol class=\"wp-block-list\">\n<li><strong><\/strong>Ouvrez Google Chrome.<\/li>\n\n\n\n<li>Cliquez sur le <strong>menu &agrave; trois points<\/strong> dans la barre de menu sup&eacute;rieure de Chrome.<\/li>\n\n\n\n<li>S&eacute;lectionnez <strong>Aide<\/strong> -&gt; <strong>&Agrave; propos de Google Chrome<\/strong>.<\/li>\n\n\n\n<li>Si vous utilisez la version la plus r&eacute;cente, la page vous indiquera que votre Chome est &agrave; jour.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/03\/Parametres-%E2%80%93-A-propos-de-Chrome-03-16-2026_05_44_PM.png\"><img decoding=\"async\" src=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/03\/Parametres-%E2%80%93-A-propos-de-Chrome-03-16-2026_05_44_PM.png\" alt=\"La version de Google Chrome.\" class=\"wp-image-47228\"><\/a><\/figure><\/div><p>Toutefois, si une mise &agrave; jour de Google Chrome est disponible, le syst&egrave;me la t&eacute;l&eacute;chargera et l&rsquo;installera automatiquement.<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/03\/Parametres-%E2%80%93-A-propos-de-Chrome-03-16-2026_05_43_PM.png\"><img decoding=\"async\" src=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/03\/Parametres-%E2%80%93-A-propos-de-Chrome-03-16-2026_05_43_PM.png\" alt=\"Mise &agrave; jour de la version de Google Chrome\" class=\"wp-image-47226\"><\/a><\/figure><\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Une fois la mise &agrave; jour termin&eacute;e, un <strong>bouton &laquo;&nbsp;Relancer&nbsp;&raquo; <\/strong>appara&icirc;t. Cliquez dessus pour red&eacute;marrer le navigateur et utiliser la derni&egrave;re version.<\/li>\n\n\n\n<li>Revisitez le site web pour voir si le probl&egrave;me persiste.<\/li>\n<\/ol><p>La mise &agrave; jour de la version de votre navigateur peut r&eacute;soudre des probl&egrave;mes d&rsquo;incompatibilit&eacute; et de s&eacute;curit&eacute;. Dans la plupart des cas, cela devrait r&eacute;soudre le probl&egrave;me ERR_SPDY_PROTOCOL_ERROR.<\/p><h3 class=\"wp-block-heading\" id=\"h-2-switch-to-incognito-mode\">2. Passer en mode navigation priv&eacute;e<\/h3><p>Si vous ne rencontrez le message ERR_SPDY_PROTOCOL_ERROR que sur un site web particulier, essayez de le visiter en utilisant le mode navigation priv&eacute;e de Chrome.<\/p><p>Le mode navigation priv&eacute;e ne conserve pas les cookies, les donn&eacute;es du site, l&rsquo;historique de navigation et toutes les informations que vous saisissez dans les formulaires. Cependant, les bookmarks et les t&eacute;l&eacute;chargements sont toujours sauvegard&eacute;s.<\/p><p>Voici comment passer au mode navigation priv&eacute;e de Google Chrome :<\/p><ol class=\"wp-block-list\">\n<li><strong><\/strong>Ouvrez Google Chrome.<\/li>\n\n\n\n<li>S&eacute;lectionnez le <strong>menu &agrave; trois points<\/strong> dans la barre de menu sup&eacute;rieure de Chrome.<\/li>\n\n\n\n<li>Cliquez sur l&rsquo;option <strong>Nouvelle fen&ecirc;tre de navigation priv&eacute;e<\/strong>. Vous pouvez &eacute;galement utiliser les raccourcis clavier <strong>Ctrl + Shift + N<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-content\/uploads\/sites\/46\/2026\/03\/Capture-decran-2026-03-16-174628-03-16-2026_05_46_PM.png\"><img decoding=\"async\" width=\"481\" height=\"127\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Capture-decran-2026-03-16-174628-03-16-2026_05_46_PM.png\/public\" alt=\"Ouverture d'une nouvelle fen&ecirc;tre de navigation priv&eacute;e sur Google Chrome.\" class=\"wp-image-47229\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Capture-decran-2026-03-16-174628-03-16-2026_05_46_PM.png\/w=481,fit=scale-down 481w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Capture-decran-2026-03-16-174628-03-16-2026_05_46_PM.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Capture-decran-2026-03-16-174628-03-16-2026_05_46_PM.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 481px) 100vw, 481px\" \/><\/a><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Acc&eacute;der &agrave; nouveau &agrave; la page web.<\/li>\n<\/ol><p>Si le probl&egrave;me persiste, passez &agrave; l&rsquo;&eacute;tape suivante.<\/p><h3 class=\"wp-block-heading\" id=\"h-3-clear-cache-and-cookies\">3. Effacer le cache et les cookies<\/h3><p>Le cache contient l&rsquo;historique de navigation de toutes les pages web ou URL que vous avez visit&eacute;es. Les donn&eacute;es de votre navigateur peuvent &ecirc;tre corrompues, ce qui provoque le probl&egrave;me ERR_SPDY_PROTOCOL_ERROR. <a href=\"https:\/\/www.hostinger.com\/fr\/tutoriels\/vider-cache\">Vider le cache de votre navigateur<\/a> est une solution possible pour r&eacute;soudre le probl&egrave;me.<\/p><p>Vous avez le choix entre deux options : <strong>Basique<\/strong> et <strong>Avanc&eacute;<\/strong>. La premi&egrave;re conserve les mots de passe enregistr&eacute;s, les informations de remplissage automatique, les param&egrave;tres des sites et les donn&eacute;es des applications h&eacute;berg&eacute;es. La seconde efface toutes les informations de votre navigateur..<\/p><p>Si vous pouvez acc&eacute;der au site apr&egrave;s avoir effac&eacute; le cache du navigateur et les cookies, il s&rsquo;agit probablement de la cause du probl&egrave;me.<\/p><h3 class=\"wp-block-heading\" id=\"h-4-run-the-google-chrome-cleanup-tool\">4. Lancer l&rsquo;outil de nettoyage de Google Chrome<\/h3><p>Le probl&egrave;me ERR_SPDY_PROTOCOL_ERROR peut se produire &agrave; cause d&rsquo;un logiciel nuisible install&eacute; sur l&rsquo;ordinateur. La meilleure fa&ccedil;on de r&eacute;soudre ce probl&egrave;me est de lancer l&rsquo;outil de nettoyage de Chrome. Il analyse l&rsquo;ordinateur et supprime les applications ind&eacute;sirables qui interf&egrave;rent avec votre navigateur web.<\/p><p>Voici comment lancer l&rsquo;outil de nettoyage de Chrome :<\/p><ol class=\"wp-block-list\">\n<li><strong><\/strong>Ouvrez Google Chrome.<\/li>\n\n\n\n<li>Cliquez sur le <strong>menu &agrave; trois points<\/strong> dans la barre de menu sup&eacute;rieure de Chrome.<\/li>\n\n\n\n<li>S&eacute;lectionnez <strong>Param&egrave;tres<\/strong> -&gt; <strong>R&eacute;initialiser et nettoyer<\/strong> -&gt; <strong>Nettoyer l&rsquo;ordinateur<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88c37dc\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"707\" height=\"171\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-nettoyage-de-lordinateur-sur-Google-Chrome.png\/public\" alt=\"Choisir l'option Nettoyer l'ordinateur dans Google Chrome.\" class=\"wp-image-47056\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-nettoyage-de-lordinateur-sur-Google-Chrome.png\/w=707,fit=scale-down 707w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-nettoyage-de-lordinateur-sur-Google-Chrome.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-nettoyage-de-lordinateur-sur-Google-Chrome.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 707px) 100vw, 707px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Cliquez sur le bouton <strong>Rechercher<\/strong> pour commencer &agrave; rechercher les logiciels nuisibles sur votre ordinateur.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88c5584\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"676\" height=\"183\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Selectionner-le-bouton-de-recherche-pour-rechercher-tout-logiciel-nuisible-sur-lordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/public\" alt=\"S&eacute;lectionner le bouton Rechercher pour rechercher tout logiciel nuisible sur l'ordinateur &agrave; l'aide de l'outil de nettoyage de Chrome.\" class=\"wp-image-47057\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Selectionner-le-bouton-de-recherche-pour-rechercher-tout-logiciel-nuisible-sur-lordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=676,fit=scale-down 676w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Selectionner-le-bouton-de-recherche-pour-rechercher-tout-logiciel-nuisible-sur-lordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Selectionner-le-bouton-de-recherche-pour-rechercher-tout-logiciel-nuisible-sur-lordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 676px) 100vw, 676px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Attendez que le processus de nettoyage soit termin&eacute;.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88c6c92\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"673\" height=\"174\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Recherche-de-logiciels-nuisibles-sur-votre-ordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/public\" alt=\"Recherche de logiciels nuisibles sur votre ordinateur &agrave; l'aide de l'outil de nettoyage de Chrome.\" class=\"wp-image-47058\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Recherche-de-logiciels-nuisibles-sur-votre-ordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=673,fit=scale-down 673w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Recherche-de-logiciels-nuisibles-sur-votre-ordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Recherche-de-logiciels-nuisibles-sur-votre-ordinateur-a-laide-de-loutil-de-nettoyage-Chrome.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 673px) 100vw, 673px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"6\" class=\"wp-block-list\">\n<li>Acc&eacute;der &agrave; nouveau au site web.<\/li>\n<\/ol><h3 class=\"wp-block-heading\" id=\"h-5-flush-the-spdy-sockets\">5. Vider les sockets SPDY<\/h3><p>Une solution courante pour r&eacute;soudre le probl&egrave;me ERR_SPDY_PROTOCOL_ERROR consiste &agrave; vider les sockets SPDY dans Google Chrome. Voici comment proc&eacute;der :<\/p><ol class=\"wp-block-list\">\n<li>Ouvrez le navigateur <strong>Google Chrome<\/strong>.<\/li>\n\n\n\n<li>Copiez l&rsquo;URL <strong><strong>chrome:\/\/net-internals\/#sockets<\/strong><\/strong> et collez-la dans la barre d&rsquo;adresse de Chrome. Appuyez sur <strong>Entr&eacute;e<\/strong> pour charger la page.<\/li>\n\n\n\n<li>S&eacute;lectionnez <strong>Flush socket pools<\/strong> pour vider les sockets SPDY.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88c87fc\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"683\" height=\"136\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-des-pools-de-sockets-sur-Google-Chrome.png\/public\" alt=\"Choisir l'option Flush socket pools sur Google Chrome.\" class=\"wp-image-47059\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-des-pools-de-sockets-sur-Google-Chrome.png\/w=683,fit=scale-down 683w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-des-pools-de-sockets-sur-Google-Chrome.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-des-pools-de-sockets-sur-Google-Chrome.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Red&eacute;marrez le navigateur Chrome et acc&eacute;dez &agrave; nouveau au site web.<\/li>\n<\/ol><p>Cela devrait vous permettre d&rsquo;ouvrir la page web que vous essayez de visiter. Mais si le probl&egrave;me persiste, essayez la m&eacute;thode suivante.<\/p><h3 class=\"wp-block-heading\" id=\"h-6-flush-dns-cache-and-renew-the-ip-address\">6. Vider le cache DNS et renouveler l&rsquo;adresse IP<\/h3><p>Si vous avez essay&eacute; toutes les m&eacute;thodes ci-dessus, mais que le message ERR_SPDY_PROTOCOL_ERROR persiste, le probl&egrave;me peut provenir de la configuration du <a href=\"\/fr\/tutoriels\/quest-ce-que-le-dns\">syst&egrave;me de noms de domaine (DNS)<\/a>.<\/p><p>Essayez de <a href=\"\/fr\/tutoriels\/comment-vider-le-cache-dns\">nettoyer le DNS<\/a> pour effacer les adresses IP ou d&rsquo;autres enregistrements de votre cache DNS afin de r&eacute;soudre le probl&egrave;me. Ensuite, red&eacute;marrez l&rsquo;ordinateur avant d&rsquo;acc&eacute;der &agrave; nouveau au m&ecirc;me site web pour obtenir les meilleurs r&eacute;sultats.<\/p><p>En outre, le renouvellement de l&rsquo;adresse IP peut &eacute;galement r&eacute;soudre l&rsquo;erreur de protocole SPDY. Voici comment proc&eacute;der sous <strong>Windows<\/strong> :<\/p><ol class=\"wp-block-list\">\n<li>Ouvrez l&rsquo;<strong>Invite de commande <\/strong>&agrave; l&rsquo;aide de la barre de recherche. Vous pouvez &eacute;galement utiliser le raccourci clavier <strong>Win + R<\/strong>, taper <strong>cmd<\/strong> et appuyer sur <strong>Entr&eacute;e<\/strong>. Veillez &agrave; ce que le programme soit <strong>ex&eacute;cut&eacute; en tant qu&rsquo;administrateur<\/strong>.<\/li>\n\n\n\n<li>Tapez la commande suivante<strong> <\/strong>pour lib&eacute;rer l&rsquo;ancienne adresse IP et appuyez sur <strong>Entr&eacute;e<\/strong>.<\/li>\n<\/ol><pre class=\"wp-block-preformatted\">ipconfig \/release<\/pre><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88ca31a\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"826\" height=\"487\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Liberation-dune-ancienne-adresse-IP-par-le-biais-dun-prompt-de-commande-sous-Windows.png\/public\" alt=\"Lib&eacute;ration de l'ancienne adresse IP via l'Invite de commande sous Windows\" class=\"wp-image-47060\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Liberation-dune-ancienne-adresse-IP-par-le-biais-dun-prompt-de-commande-sous-Windows.png\/w=826,fit=scale-down 826w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Liberation-dune-ancienne-adresse-IP-par-le-biais-dun-prompt-de-commande-sous-Windows.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Liberation-dune-ancienne-adresse-IP-par-le-biais-dun-prompt-de-commande-sous-Windows.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Liberation-dune-ancienne-adresse-IP-par-le-biais-dun-prompt-de-commande-sous-Windows.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 826px) 100vw, 826px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Entrez la commande ci-dessous pour renouveler l&rsquo;adresse IP.<\/li>\n<\/ol><pre class=\"wp-block-preformatted\">ipconfig \/renew<\/pre><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88cbe25\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"803\" height=\"455\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Renouvellement-de-ladresse-IP-via-le-prompt-de-commande-sous-Windows.png\/public\" alt=\"Renouvellement de l'adresse IP via l'Invite de commande sous Windows\" class=\"wp-image-47061\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Renouvellement-de-ladresse-IP-via-le-prompt-de-commande-sous-Windows.png\/w=803,fit=scale-down 803w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Renouvellement-de-ladresse-IP-via-le-prompt-de-commande-sous-Windows.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Renouvellement-de-ladresse-IP-via-le-prompt-de-commande-sous-Windows.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Renouvellement-de-ladresse-IP-via-le-prompt-de-commande-sous-Windows.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 803px) 100vw, 803px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Essayez de visiter &agrave; nouveau le site web.<\/li>\n<\/ol><p>La vidange du cache DNS et le renouvellement de l&rsquo;adresse IP devraient r&eacute;soudre le probl&egrave;me du protocole SPDY dans la plupart des cas.<\/p><h3 class=\"wp-block-heading\" id=\"h-7-change-the-avast-settings\">7. Modifier les param&egrave;tres d&rsquo;Avast<\/h3><p>Si vous utilisez Avast comme logiciel antivirus, il peut provoquer le message ERR_SPDY_PROTOCOL_ERROR. Bien qu&rsquo;Avast et d&rsquo;autres applications antivirus prot&egrave;gent contre les menaces de s&eacute;curit&eacute;, ils peuvent perturber votre connexion r&eacute;seau et bloquer l&rsquo;acc&egrave;s &agrave; certains sites.<\/p><p>N&rsquo;oubliez pas que la d&eacute;sactivation compl&egrave;te d&rsquo;un logiciel antivirus peut exposer votre appareil &agrave; des logiciels malveillants. Nous vous recommandons donc d&rsquo;appliquer les configurations suivantes : d&eacute;sactiver l&rsquo;analyse HTTPS, d&eacute;sactiver le bouclier Web et ajouter des exceptions.<\/p><p>Proc&eacute;dez comme suit pour <strong>d&eacute;sactiver <strong>la fonctionnalit&eacute; d&rsquo;analyse HTTPS<\/strong><\/strong> :<\/p><ol class=\"wp-block-list\">\n<li>Ouvrez <strong>Avast <\/strong>et ouvrez le <strong>menu <\/strong>dans le coin sup&eacute;rieur droit de la fen&ecirc;tre.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88cdfc6\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"1003\" height=\"504\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-menu-sur-lapplication-antivirus-de-lavast.png\/public\" alt=\"Choisir l'option Menu dans l'application Avast Antivirus.\" class=\"wp-image-47062\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-menu-sur-lapplication-antivirus-de-lavast.png\/w=1003,fit=scale-down 1003w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-menu-sur-lapplication-antivirus-de-lavast.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-menu-sur-lapplication-antivirus-de-lavast.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-menu-sur-lapplication-antivirus-de-lavast.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 1003px) 100vw, 1003px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"2\" class=\"wp-block-list\">\n<li>Dans le menu d&eacute;roulant, choisissez <strong>Param&egrave;tres<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88cfb20\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"371\" height=\"433\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-parametrage-a-linterieur-de-lapplication-Antivirus-Avast.png\/public\" alt=\"Choisir l'option Param&egrave;tres dans l'application Avast Antivirus.\" class=\"wp-image-47063\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-parametrage-a-linterieur-de-lapplication-Antivirus-Avast.png\/w=371,fit=scale-down 371w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-parametrage-a-linterieur-de-lapplication-Antivirus-Avast.png\/w=257,fit=scale-down 257w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-de-parametrage-a-linterieur-de-lapplication-Antivirus-Avast.png\/w=129,fit=scale-down 129w\" sizes=\"(max-width: 371px) 100vw, 371px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>S&eacute;lectionnez <strong>Protection<\/strong> -&gt; <strong>Boucliers principaux (Core Shields)<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d163c\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"856\" height=\"623\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/The-Core-Shields-menu-inside-the-Avast-Antivirus-application.png\/public\" alt=\"Le menu Core Shields dans l'application Avast Antivirus.\" class=\"wp-image-47064\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/The-Core-Shields-menu-inside-the-Avast-Antivirus-application.png\/w=856,fit=scale-down 856w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/The-Core-Shields-menu-inside-the-Avast-Antivirus-application.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/The-Core-Shields-menu-inside-the-Avast-Antivirus-application.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/The-Core-Shields-menu-inside-the-Avast-Antivirus-application.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 856px) 100vw, 856px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Faites d&eacute;filer vers le bas jusqu&rsquo;&agrave; l&rsquo;onglet <strong>Configurer les param&egrave;tres du bouclier<\/strong> et s&eacute;lectionnez <strong>Web Shield<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d302b\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"583\" height=\"96\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-les-parametres-du-bouclier-a-linterieur-de-lapplication-antivirus-Avast.png\/public\" alt=\"Choix des param&egrave;tres du bouclier dans l'application Avast Antivirus.\" class=\"wp-image-47065\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-les-parametres-du-bouclier-a-linterieur-de-lapplication-antivirus-Avast.png\/w=583,fit=scale-down 583w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-les-parametres-du-bouclier-a-linterieur-de-lapplication-antivirus-Avast.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-les-parametres-du-bouclier-a-linterieur-de-lapplication-antivirus-Avast.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 583px) 100vw, 583px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>L&rsquo;option <strong>Activer l&rsquo;analyse HTTPS<\/strong> est activ&eacute;e par d&eacute;faut. D&eacute;cochez la case pour la d&eacute;sactiver.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d4992\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"261\" height=\"69\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-balayage-HTPS-desactivable-a-linterieur-de-lapplication-Antivirus-Avast.png\/public\" alt=\"D&eacute;sactiver l'option Activer l'analyse HTTPS dans l'application Avast Antivirus.\" class=\"wp-image-47066\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-balayage-HTPS-desactivable-a-linterieur-de-lapplication-Antivirus-Avast.png\/w=261,fit=scale-down 261w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-balayage-HTPS-desactivable-a-linterieur-de-lapplication-Antivirus-Avast.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 261px) 100vw, 261px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><p>Voici comment <strong>d&eacute;sactiver le Web Shield<\/strong> :<\/p><ol class=\"wp-block-list\">\n<li>Ouvrez <strong>Avast <\/strong>et cliquez sur le bouton <strong>Menu <\/strong>dans le coin sup&eacute;rieur droit de la fen&ecirc;tre.<\/li>\n\n\n\n<li>S&eacute;lectionnez <strong>Param&egrave;tres <\/strong> -&gt; <strong>Protection<\/strong> -&gt; <strong>Boucliers principaux (Core Shields)<\/strong>.<\/li>\n\n\n\n<li>Faites d&eacute;filer vers le bas jusqu&rsquo;&agrave; l&rsquo;onglet <strong>Configurer les param&egrave;tres du bouclier<\/strong> et choisissez <strong>Web Shield<\/strong>.<\/li>\n\n\n\n<li>D&eacute;cochez l&rsquo;option <strong>Activer Web Shield<\/strong> pour le d&eacute;sactiver.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d61ab\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"330\" height=\"68\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-bouclier-Web-a-linterieur-de-lapplication-antivirus-Avast.png\/public\" alt=\"D&eacute;sactiver l'option Bouclier Web dans l'application Avast Antivirus.\" class=\"wp-image-47067\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-bouclier-Web-a-linterieur-de-lapplication-antivirus-Avast.png\/w=330,fit=scale-down 330w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-bouclier-Web-a-linterieur-de-lapplication-antivirus-Avast.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Desactivation-de-loption-de-bouclier-Web-a-linterieur-de-lapplication-antivirus-Avast.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 330px) 100vw, 330px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Le <strong>Web Shield<\/strong> est d&eacute;sactiv&eacute;.<\/li>\n<\/ol><p>Suivez les instructions suivantes pour <strong>ajouter des exceptions<\/strong> :<\/p><ol class=\"wp-block-list\">\n<li>Ouvrez <strong>Avast <\/strong>et allez dans le <strong>menu <\/strong>dans le coin sup&eacute;rieur droit de la fen&ecirc;tre.<\/li>\n\n\n\n<li>Allez dans <strong>Param&egrave;tres<\/strong> -&gt; <strong>G&eacute;n&eacute;ral<\/strong> -&gt; <strong>Exceptions<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d7fe3\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"285\" height=\"444\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-le-menu-des-exceptions-a-linterieur-de-lapplication-antivirus-dAvast.png\/public\" alt=\"Choisir le menu Exceptions dans l'application Avast Antivirus.\" class=\"wp-image-47068\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-le-menu-des-exceptions-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=285,fit=scale-down 285w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-le-menu-des-exceptions-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=193,fit=scale-down 193w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-le-menu-des-exceptions-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=96,fit=scale-down 96w\" sizes=\"(max-width: 285px) 100vw, 285px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"3\" class=\"wp-block-list\">\n<li>Cliquez sur le bouton <strong>Ajouter une exception avanc&eacute;e<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88d9a42\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"866\" height=\"457\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-dajout-dexceptions-avancees-a-linterieur-de-lapplication-antivirus-invasif.png\/public\" alt=\"Choisir l'option Ajouter une exception avanc&eacute;e dans l'application Avast Antivirus.\" class=\"wp-image-47069\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-dajout-dexceptions-avancees-a-linterieur-de-lapplication-antivirus-invasif.png\/w=866,fit=scale-down 866w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-dajout-dexceptions-avancees-a-linterieur-de-lapplication-antivirus-invasif.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-dajout-dexceptions-avancees-a-linterieur-de-lapplication-antivirus-invasif.png\/w=150,fit=scale-down 150w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Choisir-loption-dajout-dexceptions-avancees-a-linterieur-de-lapplication-antivirus-invasif.png\/w=768,fit=scale-down 768w\" sizes=\"(max-width: 866px) 100vw, 866px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"4\" class=\"wp-block-list\">\n<li>Choisissez l&rsquo;onglet <strong>Site Web\/Domaine<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88dbed7\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"676\" height=\"168\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Ajout-dune-exception-avancee-a-linterieur-de-lapplication-antivirus-Avast.png\/public\" alt=\"Ajout d'une exception avanc&eacute;e dans l'application Avast Antivirus.\" class=\"wp-image-47070\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Ajout-dune-exception-avancee-a-linterieur-de-lapplication-antivirus-Avast.png\/w=676,fit=scale-down 676w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Ajout-dune-exception-avancee-a-linterieur-de-lapplication-antivirus-Avast.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Ajout-dune-exception-avancee-a-linterieur-de-lapplication-antivirus-Avast.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 676px) 100vw, 676px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><ol start=\"5\" class=\"wp-block-list\">\n<li>Saisissez l&rsquo;URL du site que vous souhaitez exclure de la protection antivirus et cliquez sur le bouton <strong>Ajouter une exception<\/strong>.<\/li>\n<\/ol><div class=\"wp-block-image\">\n<figure data-wp-context='{\"imageId\":\"69fb7b88dd821\"}' data-wp-interactive=\"core\/image\" class=\"aligncenter size-full wp-lightbox-container\"><img decoding=\"async\" width=\"675\" height=\"456\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Appliquer-lexception-a-linterieur-de-lapplication-antivirus-dAvast.png\/public\" alt=\"Application de l'exception dans l'application Avast Antivirus.\" class=\"wp-image-47071\" srcset=\"https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Appliquer-lexception-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=675,fit=scale-down 675w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Appliquer-lexception-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=300,fit=scale-down 300w, https:\/\/imagedelivery.net\/LqiWLm-3MGbYHtFuUbcBtA\/wp-content\/uploads\/sites\/46\/2026\/03\/Appliquer-lexception-a-linterieur-de-lapplication-antivirus-dAvast.png\/w=150,fit=scale-down 150w\" sizes=\"(max-width: 675px) 100vw, 675px\" \/><button class=\"lightbox-trigger\" type=\"button\" aria-haspopup=\"dialog\" aria-label=\"Agrandir\" data-wp-init=\"callbacks.initTriggerButton\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-style--right=\"state.imageButtonRight\" data-wp-style--top=\"state.imageButtonTop\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\"><\/path>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure><\/div><p>Si la d&eacute;sactivation du logiciel antivirus r&eacute;sout le probl&egrave;me, envisagez de changer de programme de s&eacute;curit&eacute;.<\/p><h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusion<\/h2><p>ERR_SPDY_PROTOCOL_ERROR peut &ecirc;tre un probl&egrave;me courant pour les utilisateurs de Google Chrome. Ce message d&rsquo;erreur se produit g&eacute;n&eacute;ralement lorsque le navigateur ne peut pas prendre en charge le protocole SPDY lors de la connexion au serveur web cible.<\/p><p>L&rsquo;erreur peut avoir plusieurs causes. Par exemple, le site que vous essayez de visiter utilise une connexion HTTP, ou votre navigateur est obsol&egrave;te ou a un probl&egrave;me de cache.<\/p><p>Ce tutoriel pr&eacute;sente sept m&eacute;thodes pour r&eacute;soudre cette erreur. Nous vous recommandons de les essayer toutes pour r&eacute;soudre le probl&egrave;me.<\/p><p>Nous esp&eacute;rons que cet article vous a aid&eacute; &agrave; r&eacute;soudre le probl&egrave;me ERR_SPDY_PROTOCOL_ERROR dans Chrome. Si vous avez des questions ou des suggestions, n&rsquo;h&eacute;sitez pas &agrave; les partager dans la section des commentaires ci-dessous.<\/p><h2 class=\"wp-block-heading\" id=\"h-err-spdy-protocol-error-faqs\">ERR_SPDY_PROTOCOL_ERROR &ndash; FAQ<\/h2><div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1773680142652\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><strong>L&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR se produit-elle uniquement dans Google Chrome ?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Non, l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR peut survenir dans n&rsquo;importe quel navigateur web utilisant le protocole SPDY pour &eacute;tablir des connexions s&eacute;curis&eacute;es, notamment Google Chrome, Mozilla Firefox et Opera. Cependant, cette erreur est plus fr&eacute;quemment associ&eacute;e &agrave; Google Chrome, qui a &eacute;t&eacute; l&rsquo;un des premiers navigateurs &agrave; adopter le protocole SPDY.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1773680164331\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><strong>Comment puis-je emp&ecirc;cher l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR de se produire ?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Pour &eacute;viter l&rsquo;erreur ERR_SPDY_PROTOCOL_ERROR, essayez de d&eacute;sactiver le protocole SPDY dans les param&egrave;tres du navigateur Web et d&rsquo;utiliser &agrave; la place le protocole SSL\/TLS traditionnel. Vider le cache et supprimer les cookies du navigateur, d&eacute;sactiver les extensions du navigateur et mettre &agrave; jour le navigateur vers la derni&egrave;re version peuvent &eacute;galement aider &agrave; r&eacute;soudre l&rsquo;erreur.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Rencontrer le message ERR_SPDY_PROTOCOL_ERROR dans Chrome peut &ecirc;tre frustrant pour les visiteurs d&rsquo;un site web. Ce message indique que le navigateur ne parvient pas &agrave; se connecter au serveur web &agrave; l&rsquo;aide du protocole SPDY. Cette erreur emp&ecirc;che un visiteur d&rsquo;acc&eacute;der &agrave; un site, ce qui peut nuire &agrave; son volume de trafic web. Heureusement, [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"\/fr\/tutoriels\/err_spdy_protocol_error\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":355,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Comment r\u00e9soudre l'erreur ERR_SPDY_PROTOCOL_ERROR","rank_math_description":"L\u2019erreur ERR_SPDY_PROTOCOL_ERROR sur Chrome indique qu\u2019une page est inaccessible. D\u00e9couvrez comment la corriger.","rank_math_focus_keyword":"err_spdy_protocol_error","footnotes":""},"categories":[5800],"tags":[],"class_list":["post-47072","post","type-post","status-publish","format-standard","hentry","category-erreurs"],"hreflangs":[],"_links":{"self":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/47072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/users\/355"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/comments?post=47072"}],"version-history":[{"count":6,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/47072\/revisions"}],"predecessor-version":[{"id":47236,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/posts\/47072\/revisions\/47236"}],"wp:attachment":[{"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/media?parent=47072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/categories?post=47072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hostinger.com\/fr\/tutoriels\/wp-json\/wp\/v2\/tags?post=47072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}