{"id":107000,"date":"2025-12-19T21:13:47","date_gmt":"2025-12-19T21:13:47","guid":{"rendered":"https:\/\/mailinvest.blog\/index.php\/2025\/12\/19\/quest-ce-quune-erreur-404-et-comment-la-corriger\/"},"modified":"2025-12-19T21:15:06","modified_gmt":"2025-12-19T21:15:06","slug":"quest-ce-quune-erreur-404-et-comment-la-corriger","status":"publish","type":"post","link":"https:\/\/mailinvest.blog\/index.php\/2025\/12\/19\/quest-ce-quune-erreur-404-et-comment-la-corriger\/","title":{"rendered":"Qu\u2019est-ce qu\u2019une erreur 404 et comment la corriger ?"},"content":{"rendered":"<p> <a href=\"https:\/\/go.fiverr.com\/visit\/?bta=1052423&nci=17043\" Target=\"_Top\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/fiverr.ck-cdn.com\/tn\/serve\/?cid=40081059\"  width=\"601\" height=\"201\"><\/a>\n<\/p>\n<div>\n<p>Dans l\u2019univers Internet, une erreur\u00a0404 signifie g\u00e9n\u00e9ralement que vous avez demand\u00e9 une web page web ou une ressource non disponible. Et il n\u2019est pas uncommon de tomber sur une web page affichant le message \u00ab 404 \u2014 non trouv\u00e9 \u00bb ou \u00ab 404 \u2013 not discovered \u00bb. Si tel est le cas, ne paniquez pas ! La web page demand\u00e9e est probablement indisponible, mais vous pouvez poursuivre votre navigation vers des pages fonctionnelles.<\/p>\n<p>Cela ne r\u00e9pond pas encore \u00e0 votre soif d\u2019informations? Les specialists de notre <a href=\"https:\/\/mylittlebigweb.com\/referencement-naturel-seo\/\">agence SEO<\/a> vous donnent plus de d\u00e9tails sur le fonctionnement d\u2019une erreur\u00a0404, mais aussi sur l\u2019significance de les corriger dans une optique d\u2019optimisation search engine optimisation et d\u2019exp\u00e9rience utilisateur!<\/p>\n<p>  <template data-nitro-marker-id=\"eb6357c7890ee04609ee32cbc1841e02-1\"\/> <\/p>\n<h2 class=\"wp-block-heading\">Remark marche une erreur 404? D\u00e9finition d\u2019une web page introuvable et influence search engine optimisation<\/h2>\n<p>Du level de vue de l\u2019utilisateur, une web page d\u2019erreur\u00a0404 est une web page Internet sur laquelle les internautes atterrissent apr\u00e8s avoir cliqu\u00e9 sur un lien qui n\u2019existe plus ou qui comporte une erreur de saisie. Une web page d\u2019erreur, personnalis\u00e9e ou non, se pr\u00e9sentera pour indiquer que la ressource demand\u00e9e ne peut \u00eatre trouv\u00e9e.<\/p>\n<p>Du level de vue des Googlebots, autrement dit les robots d\u2019exploration de Google, cette erreur renvoy\u00e9e par le serveur permet d\u2019indiquer le code HTTP \u00ab 404 \u00bb. Mais que veut dire ce chiffre au juste? Il s\u2019agit d\u2019un code faisant partie des nombreux codes HTTP d\u00e9finis par le protocole de communication informatique HTTP servant \u00e0 communiquer la pr\u00e9sence d\u2019une erreur entre le serveur et le navigateur lorsqu&#8217;une ressource est introuvable mais que le serveur fonctionne correctement.<\/p>\n<p>Bien connus des specialists au sein de notre agence search engine optimisation \u00e0 Montr\u00e9al, nous pr\u00eatons une consideration toute particuli\u00e8re \u00e0 ces codes d\u2019erreur. Vous voulez savoir pourquoi ? Eug\u00e9nie vous donne plus de d\u00e9tails sur les erreurs\u00a0404 dans sa vid\u00e9o.<\/p>\n<p><iframe loading=\"lazy\" title=\"ERREUR 404 : POURQUOI \u00e7a arrive et COMMENT les r\u00e9gler pour AM\u00c9LIORER votre SEO? \u2714\ufe0f\" width=\"720\" height=\"405\" data-lazy=\"true\" data-src=\"https:\/\/www.youtube.com\/embed\/Al1S9CeLd_o?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3 class=\"wp-block-heading\">Remark se cr\u00e9\u00e9e une erreur\u00a0404?<\/h3>\n<p>Les erreurs\u00a0404 peuvent \u00eatre frustrantes pour les internautes, surtout lorsqu\u2019elles se produisent r\u00e9guli\u00e8rement. Si vous \u00eates l\u2019administrateur d\u2019un website Internet, sachez que ces erreurs sont courantes et m\u00eame s\u2019il n\u2019est pas toujours attainable de contr\u00f4ler leurs apparitions, il est n\u00e9cessaire de les corriger r\u00e9guli\u00e8rement afin d&#8217;\u00e9viter une d\u00e9gradation de l&#8217;exp\u00e9rience utilisateur et des performances search engine optimisation.<\/p>\n<p>Voici quelques-unes des raisons\u00a0:<\/p>\n<ul class=\"wp-block-list\">\n<li>Une mauvaise entr\u00e9e dans l\u2019URL saisie par l\u2019internaute dans la barre d\u2019adresse du navigateur<\/li>\n<li>Une mauvaise \u00e9criture d\u2019un lien conduisant les internautes vers une web page inexistante<\/li>\n<li>La suppression d\u2019une URL et l\u2019absence de redirection\u00a0301<\/li>\n<li>Un plan de redirection mal ex\u00e9cut\u00e9 apr\u00e8s la refonte d\u2019un website Internet<\/li>\n<li>Une URL temporairement indisponible pour trigger de upkeep.<\/li>\n<\/ul>\n<p>S\u2019il vous est unimaginable de corriger les erreurs d\u2019entr\u00e9es directement points des internautes, il reste n\u00e9cessaire de proc\u00e9der aux erreurs g\u00e9n\u00e9r\u00e9es par votre CMS ou par des fautes d\u2019inattention au sein de vos contenus.<\/p>\n<div class=\"block block_blogue-script\"> <span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-8556968e-13b7-4b38-a5f9-7589cfbc1b44\"><span class=\"hs-cta-node hs-cta-8556968e-13b7-4b38-a5f9-7589cfbc1b44\" id=\"hs-cta-8556968e-13b7-4b38-a5f9-7589cfbc1b44\"><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/23608699\/8556968e-13b7-4b38-a5f9-7589cfbc1b44\"><img id=\"hs-cta-img-8556968e-13b7-4b38-a5f9-7589cfbc1b44\" style=\"border-width:0px\" alt=\"agence seo consultation\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/8556968e-13b7-4b38-a5f9-7589cfbc1b44.png\" class=\"hs-cta-img nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/><\/a><\/span><template data-nitro-marker-id=\"48b5f66e3a913d74809c3a9e04a66234-1\"\/><template data-nitro-marker-id=\"c4a8cf568e02f48d7e7edab48a006217-1\"\/><\/span> <\/div>\n<h3 class=\"wp-block-heading\">Pourquoi un code d\u2019erreur 404 est-il nuisible \u00e0 votre search engine optimisation?<\/h3>\n<p>Bien qu\u2019il existe de nombreux mythes et rumeurs \u00e0 ce sujet, Google ne p\u00e9nalise pas un website ayant trop de pages\u00a0404. Cependant, leurs pr\u00e9sences peuvent \u00eatre n\u00e9fastes pour votre search engine optimisation, automotive elles peuvent affecter l\u2019exp\u00e9rience utilisateur qui, comme on le sait, doit \u00eatre consid\u00e9r\u00e9e dans toute strat\u00e9gie de r\u00e9f\u00e9rencement organique gagnante !<\/p>\n<p>Au-del\u00e0 de l\u2019exp\u00e9rience, d\u2019autres facteurs comme les probl\u00e8mes d\u2019indexation, l\u2019utilisation inutile des ressources de crawl, des liens externes ou internes bris\u00e9s ou encore les pertes de jus search engine optimisation utile \u00e0 l\u2019am\u00e9lioration du PageRank peuvent nuire au bon r\u00e9f\u00e9rencement Internet si ces erreurs ne sont pas g\u00e9r\u00e9es correctement.<\/p>\n<p>Ainsi, si votre contient des erreurs 404, il convient de les corriger pour ne pas faire vaciller votre strat\u00e9gie de r\u00e9f\u00e9rencement organique et vous assurer de conserver les gr\u00e2ces des moteurs de recherche. Pensez \u00e9galement \u00e0 travailler votre web page d\u2019erreur pour am\u00e9liorer le message renvoy\u00e9 aux internautes et limiter leur d\u00e9part pr\u00e9cipit\u00e9 vers un autre website que le v\u00f4tre.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img alt=\"erreur-404\" style=\"width:800px\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/erreur-404-jpg.webp\" class=\"wp-image-108382 nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/><\/figure>\n<\/p><\/div>\n<p class=\"has-text-align-center\"><em>Exemple de web page 404 qui n\u2019a pas \u00e9t\u00e9 travaill\u00e9e<\/em><\/p>\n<h4 class=\"wp-block-heading\">Exemple d\u2019une web page d\u2019erreur 404 affichant un message personnalis\u00e9<\/h4>\n<p>Il existe de nombreux exemples sur le Internet vous permettant d\u2019identifier les bonnes pratiques \u00e0 utiliser pour cr\u00e9er une web page d\u2019erreur personnalis\u00e9e. Dans ce billet de blogue, nous avons choisi de vous montrer la web page d\u2019erreur que nous utilisons, et ce, m\u00eame si nous travaillons fort pour que vous n\u2019ayez jamais \u00e0 la voir !<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img alt=\"exp\u00e9rience-utilisateur-page-erreur-404\" style=\"width:800px\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/erreur-404-mlbw-jpg.webp\" class=\"wp-image-108384 nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/><\/figure>\n<\/p><\/div>\n<p class=\"has-text-align-center\"><em>Web page 404 du website de My Little Huge Internet<\/em><\/p>\n<h2 class=\"wp-block-heading\">Remark trouver et corriger les erreurs 404 sur votre website Internet gr\u00e2ce \u00e0 l\u2019outil Google Search Console?<\/h2>\n<p>Il existe divers outils pour d\u00e9tecter les erreurs\u00a0404 pr\u00e9sentes sur votre website Internet. Certains crawleurs sont payants, mais d\u2019autres, comme l\u2019outil Google Search Console, vous proposent des options totalement gratuites. D\u00e9velopp\u00e9 par Google, cet outil puissant vous permet de visualiser les diff\u00e9rentes erreurs reconnues par les robots dans le rapport Pages (indexation) et de les exporter afin de proc\u00e9der \u00e0 leur correction.<\/p>\n<p>L\u2019utilit\u00e9 de l\u2019outil Google Search Console ne s\u2019arr\u00eate pas \u00e0 cela ! Il offre \u00e9galement des informations sur l\u2019indexation de votre website, les erreurs d\u2019exploration, les mots-cl\u00e9s, la visibilit\u00e9 organique, l\u2019exp\u00e9rience sur les pages, and many others. Il s&#8217;agit aujourd&#8217;hui d&#8217;un outil incontournable pour toute strat\u00e9gie search engine optimisation. In\u00e9vitablement, la answer \u00e0 utiliser pour vos travaux organiques. Chez My Little Huge Internet, nous utilisons chaque jour cet outil et ma\u00eetrisons parfaitement son fonctionnement pour nous assurer des analyses efficaces et des websites Internet parfaitement optimis\u00e9s pour r\u00e9ussir dans les r\u00e9sultats de recherche.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img alt=\"Erreurs 404 - L'utilit\u00e9 de la Google Search Console\" style=\"width:800px\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/Google-Search-Console-Erreurs-404.png\" class=\"wp-image-28860 nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/><\/figure>\n<\/p><\/div>\n<p class=\"has-text-align-center\"><em>Exemple de donn\u00e9es introuvables affich\u00e9es par la Google Search Console<\/em><\/p>\n<p>Int\u00e9ress\u00e9 par nos providers de <a href=\"https:\/\/mylittlebigweb.com\/conception-web-a-montreal\/\">conception Web<\/a>? Contactez nos specialists d\u00e8s maintenant !<\/p>\n<h3 class=\"wp-block-heading\">Remark r\u00e9parer une erreur 404 &#8211; <em>Not Discovered<\/em> &#8211; \u00e0 l\u2019aide d\u2019une redirection\u00a0301?<\/h3>\n<p>Pour corriger une erreur\u00a0404, la principale m\u00e9thode consiste \u00e0 mettre en place une redirection\u00a0301, relative \u00e0 une redirection permanente, de l\u2019URL erron\u00e9e vers une URL fonctionnelle. Cette derni\u00e8re indique \u00e0 Google, et aux autres moteurs de recherche, que l\u2019URL d\u2019erreur a chang\u00e9 de mani\u00e8re permanente et qu\u2019elle est remplac\u00e9e par la nouvelle URL encod\u00e9e. Pour les utilisateurs, cette redirection leur permet d\u2019atteindre automatiquement une web page fonctionnelle sans m\u00eame constater la redirection.<\/p>\n<p>La redirection 301 permet \u00e9galement de conserver le jus search engine optimisation associ\u00e9 \u00e0 l&#8217;ancienne URL et d&#8217;\u00e9viter la perte de trafic organique li\u00e9e aux liens bris\u00e9s.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img alt=\"redirection-301\" style=\"width:800px\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/redirection-301-jpg.webp\" class=\"wp-image-108386 nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/><\/figure>\n<\/p><\/div>\n<p class=\"has-text-align-center\"><em>Processus de redirection 301<\/em><\/p>\n<p>Pour r\u00e9parer ces URLs introuvables, vous disposez de plusieurs options\u00a0:<\/p>\n<ul class=\"wp-block-list\">\n<li>Au niveau du serveur Internet\u00a0: si vous disposez de connaissances avanc\u00e9es, vous pouvez implanter vos redirections directement au niveau du serveur. Sur WordPress par exemple, il est attainable d\u2019implanter ces redirections dans le fichier .htaccess, mais consideration, la moindre erreur peut causer de plus grands probl\u00e8mes sur votre website web (website inaccessible, erreurs serveur, conflits de r\u00e8gles).<\/li>\n<li>En utilisant un plug-in\u00a0: si vous disposez d\u2019un CMS tel que WordPress, vous pouvez utiliser diff\u00e9rents plug-ins permettant de corriger rapidement et facilement les erreurs\u00a0404. Cette answer est souvent privil\u00e9gi\u00e9e, automotive elle limite les risques strategies et facilite la gestion des redirections dans le temps.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Les \u00e9l\u00e9ments cl\u00e9s \u00e0 retenir pour les sp\u00e9cialistes search engine optimisation et les webmestres<\/h2>\n<p>Les erreurs\u00a0404 sont fr\u00e9quentes sur le Internet et elles requi\u00e8rent toute votre consideration si vous souhaitez offrir la meilleure exp\u00e9rience de navigation \u00e0 vos internautes. C\u2019est l\u2019une des circumstances si vous souhaitez obtenir de meilleurs r\u00e9sultats organiques !<\/p>\n<p>Il existe en plus de nombreuses autres <a href=\"https:\/\/mylittlebigweb.com\/blogue\/erreur-serveur\/\">erreurs serveurs<\/a> pr\u00e9dispos\u00e9es \u00e0 nuire \u00e0 la sant\u00e9 de votre website Internet (erreurs 5xx, delicate 404, pages bloqu\u00e9es inutilement, and many others.).<\/p>\n<p>Alors, pensez \u00e0 analyser r\u00e9guli\u00e8rement votre website pour limiter la pr\u00e9sence d\u2019erreur\u00a0404 et appliquer les correctifs lorsque cela est n\u00e9cessaire. Si jamais vous manquez de temps, que le Internet n\u2019est pas votre sp\u00e9cialit\u00e9 ou que vous souhaitez d\u00e9velopper votre strat\u00e9gie search engine optimisation, notre \u00e9quipe d\u2019specialists peut vous accompagner au quotidien pour assurer la r\u00e9ussite de votre compagnie et maintenir un website Internet techniquement sain.<\/p>\n<p>Contactez notre \u00e9quipe d\u00e8s maintenant pour obtenir plus de d\u00e9tails sur nos offres de providers !<\/p>\n<p>Consultez nos autres <a href=\"https:\/\/mylittlebigweb.com\/categorie\/seo\/seo-technique\/\">articles SEO technique<\/a>.<\/p>\n<div class=\"author-container\">\n<div class=\"author\">\n<div class=\"author_thumbnail\"> <a href=\"https:\/\/mylittlebigweb.com\/auteur\/eugenie\/\"> <img alt=\"Eug\u00e9nie Delhaye\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/mylittlebigweb.com\/wp-content\/uploads\/2024\/01\/auteur-eugenie-image-jpg.webp\" class=\"nitro-lazy\" decoding=\"async\" nitro-lazy-empty=\"\"\/> <\/a> <\/div>\n<div class=\"author_content\"> <a class=\"author_name\" href=\"https:\/\/mylittlebigweb.com\/auteur\/eugenie\/\">Eug\u00e9nie Delhaye<\/a> <\/p>\n<p><em>Cofondatrice et Sp\u00e9cialiste Advertising and marketing Web et R\u00e9f\u00e9rencement Naturel (search engine optimisation) <\/em> Ma ma\u00eetrise des strategies de r\u00e9f\u00e9rencement, combin\u00e9e \u00e0 une analyse minutieuse des tendances du march\u00e9, me permet de cr\u00e9er des strat\u00e9gies search engine optimisation sur mesure, efficaces et durables.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<iframe data-lazy=\"true\" data-src=\"https:\/\/www.fiverr.com\/gig_widgets?id=U2FsdGVkX18x7XQvttUTrv1oEqmGNGTgvvCUiUoJ\/AP4z\/UyMz8lXGOLpu15jIMxBbTR0gmD5uBoFvhC4KWeALQRp3h\/X\/AwcVD0K8Wj9H\/ZzYKzcCNHosB9oS4SCJJFWiN85P9ICAc4OgCoE\/wHKIY7CDkf2\/DQ1vqGvk4smVe5cRDEmrLPCWi4FC8p40VUhSmWQ5udCm0zoJtorgWv3vbDQw0kKYkwn39ozAnQXDe+YvWMxkLFWA+O3TFwkJvdkIK+\/AUSnRssPKt5WHY0FhNOxnSPcLslEL4G4\/RfP95ve99U+kRnDy3X+KtzdQLY+u935ghON\/o3UE4IMv9oN6JX9RnxzL\/LRcOgnHigxStSGPKsZYtnz8RWNVT\/rOLAibqiWJadC5MYHRbekF3eg6FOGrQGkXYbsn0+a5aovnlLCbLwIqY9fcS17UX8J235iQ6cdmHNbrPeS84CMm34RA==&affiliate_id=1052423&strip_google_tagmanager=true\" loading=\"lazy\" data-with-title=\"true\" class=\"fiverr_nga_frame\" frameborder=\"0\" height=\"350\" width=\"100%\" referrerpolicy=\"no-referrer-when-downgrade\" data-mode=\"random_gigs\" onload=\" var frame = this; var script = document.createElement('script'); script.addEventListener('load', function() { window.FW_SDK.register(frame); }); script.setAttribute('src', 'https:\/\/www.fiverr.com\/gig_widgets\/sdk'); document.body.appendChild(script); \" ><\/iframe>\n<br \/><a href=\"https:\/\/mylittlebigweb.com\/blogue\/erreur-404-comment-les-corriger\/\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans l\u2019univers Internet, une erreur\u00a0404 signifie g\u00e9n\u00e9ralement que vous avez demand\u00e9 une web page web ou une ressource non disponible. Et il n\u2019est pas uncommon&#8230;<\/p>\n","protected":false},"author":1,"featured_media":107001,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-107000","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech-universe"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qu\u2019est-ce qu\u2019une erreur 404 et comment la corriger ? - mailinvest.blog<\/title>\n<meta name=\"description\" content=\"Technology is forever changing, and there are always new pieces of technology to replace obsolete ones. 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