{"id":8414,"date":"2022-06-26T16:00:00","date_gmt":"2022-06-26T16:00:00","guid":{"rendered":"https:\/\/windowsreport.com\/fr\/?p=8414"},"modified":"2025-09-27T17:39:47","modified_gmt":"2025-09-27T14:39:47","slug":"video-type-mime-firefox","status":"publish","type":"post","link":"https:\/\/windowsreport.com\/fr\/video-type-mime-firefox\/","title":{"rendered":"Le Format Vid\u00e9o ou le Type MIME n&rsquo;a pas \u00c9t\u00e9\u00a0Trouv\u00e9 [Firefox]"},"content":{"rendered":"\n<p>Avez-vous d\u00e9j\u00e0 essay\u00e9 de lire des vid\u00e9os dans Firefox juste pour tomber sur l&rsquo;\u00e9cran vous annon\u00e7ant qu&rsquo;<em>aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e<\/em> ?<\/p>\n\n\n\n<p>\u00c7a a l&rsquo;air effrayant, mais nous vous assurons qu&rsquo;il n&rsquo;y a rien \u00e0 craindre r\u00e9ellement. Ces choses arrivent et non pas exclusivement sur Firefox.<\/p>\n\n\n\n<p>Le probl\u00e8me de lecture vid\u00e9o li\u00e9 au <strong>type de MIME<\/strong> peut aussi surgir sur <strong>Tor<\/strong>, tandis que le bon <strong>format vid\u00e9o<\/strong> peut vous donner du fil \u00e0 retordre sur <strong>Facebook<\/strong> ou <strong>Twitter<\/strong>.<\/p>\n\n\n\n<p>On peut \u00e9galement retrouver l&rsquo;inf\u00e2me message postulant qu&rsquo;aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9 dans les pages <strong>HTML<\/strong> et plus encore. Mais pourquoi ?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le navigateur n&rsquo;accepte pas le type MIME de la page demand\u00e9e<\/h2>\n\n\n\n<p>\u00c7a veut dire quoi exactement ? Voyons d&rsquo;abord ce que c&rsquo;est ce fameux type MIME.<\/p>\n\n\n\n<p>Il s&rsquo;agit tout simplement d&rsquo;une norme Internet qui permet d&rsquo;\u00e9tendre le format de donn\u00e9es afin d&rsquo;int\u00e9grer diff\u00e9rents codages de caract\u00e8res.<\/p>\n\n\n\n<p>En fait, les navigateurs sont cens\u00e9s lire plus que des fichiers texte, alors le <em>type MIME text\/plain<\/em> n&rsquo;est pas suffisant.<\/p>\n\n\n\n<p>Par courtoisie de Firefox, vous pouvez retrouver ci-dessous <a href=\"https:\/\/developer.mozilla.org\/fr\/docs\/Web\/HTTP\/Basics_of_HTTP\/MIME_types\/Common_types\" target=\"_blank\" rel=\"noreferrer noopener sponsored nofollow\">les plus communs types MIME<\/a> utilis\u00e9s au cadre du Web. Par contre, c&rsquo;est le progr\u00e8s m\u00eame qui repr\u00e9sente la pomme de discorde.<\/p>\n\n\n\n<p>\u00c0 l&rsquo;instar d&rsquo;autres d\u00e9veloppeurs de navigateurs, Mozilla a abandonn\u00e9 les plug-ins au profit de HTML5. En tant que tel, Firefox ne prend plus en charge la plupart des modules, le plugin MIME Firefox y inclus.<\/p>\n\n\n\n<p>Cependant, il existe encore des sites Web dont le contenu multim\u00e9dia d\u00e9pend de plug-ins obsol\u00e8tes.<\/p>\n\n\n\n<p>Par cons\u00e9quent, les vid\u00e9os sur des sites qui n&rsquo;ont pas \u00e9t\u00e9 mis \u00e0 jour renvoient des erreurs qui vous emp\u00eachent de lire le format MIME.<\/p>\n\n\n\n<p>Voici quelques correctifs potentiels pour l&rsquo;erreur de format vid\u00e9o ou de type MIME non g\u00e9r\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Que faire si aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e ?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Basculez vers un autre navigateur<\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera.jpg\"><img decoding=\"async\" width=\"900\" height=\"500\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera.jpg\" alt=\"\" class=\"wp-image-20777\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera.jpg 900w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera-330x183.jpg 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera-120x67.jpg 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera-140x78.jpg 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/detachement-de-la-video-sur-navigateur-Opera-64x36.jpg 64w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>Si Firefox insiste que le format vid\u00e9o ou le type MIME n&rsquo;est pas g\u00e9r\u00e9, envisagez de passer \u00e0 Opera. Et rassurez-vous, vous ne manquerez aucune des fonctionnalit\u00e9s que vous aimez d\u00e9j\u00e0. <\/p>\n\n\n\n<p>La fonction de d\u00e9tachement de la vid\u00e9o est \u00e9galement disponible dans Opera. Ce que vous ne saviez peut-\u00eatre pas est que cette fonctionnalit\u00e9 a \u00e9t\u00e9 impl\u00e9ment\u00e9e pour la premi\u00e8re fois ici. Puis, d&rsquo;autres navigateurs l&rsquo;ont copi\u00e9e.<\/p>\n\n\n\n<p>La prise en charge des extensions est \u00e9galement pr\u00e9sente, tout comme les options <em>Mode sombre<\/em> ou Instantan\u00e9 int\u00e9gr\u00e9. <\/p>\n\n\n\n<p>En outre, vous b\u00e9n\u00e9ficierez d&rsquo;avantages suppl\u00e9mentaires tels qu&rsquo;un VPN gratuit et illimit\u00e9, des messageries int\u00e9gr\u00e9es, des convertisseurs d&rsquo;unit\u00e9s et bien plus encore.<\/p>\n\n\n\n<section class=\"wp-block-windowsreport-companion-disposable-cta-block rmudcb\"><img decoding=\"async\" class=\"rmudcb__image\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2020\/09\/Opera-logo-210x160.jpg\" alt=\"\" \/> <div class=\"rmudcb__content\"><h3>   Opera   <\/h3> <span>   C&rsquo;est facile de lire le format MIME dans ce navigateur avec prise en charge native !   <\/span> <\/div> <div class=\"rmudcb__button\"><strong>   T\u00e9l\u00e9charger   <\/strong> <a href=\"https:\/\/out.reflectormedia.com\/c?o=20566306&#038;m=17686&#038;a=758367&#038;aff_sub1=https:\/\/windowsreport.com\/fr\/wp-json\/wp\/v2\/posts\/8414&#038;aff_sub2=Native\" class=\"btn btn--big btn--rounded btn--icon btn--basket\" target=\"_blank\" rel=\"noopener noreferrer\">   Visiter site   <\/a> <\/div> <\/section>\n\n\n\n<h3 class=\"wp-block-heading\">2. Videz le cache\/cookies de Firefox<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li><span style=\"color: initial\">Tout d&rsquo;abord, cliquez sur le bouton<\/span><strong style=\"color: initial\"> menu<\/strong><span style=\"color: initial\"> en haut, \u00e0 droite de Firefox.<\/span><\/li><li>S\u00e9lectionnez <em>Param\u00e8tres<\/em> et rendez-vous \u00e0 la section <strong>Vie priv\u00e9e et s\u00e9curit\u00e9<\/strong>.<\/li><li>Sous la section <em>Cookies et donn\u00e9es de sites<\/em>, cliquez sur <strong>Effacer les donn\u00e9es<\/strong>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox.jpg\"><img decoding=\"async\" width=\"900\" height=\"500\" class=\"wp-image-21121\" style=\"width: 900px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox.jpg\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox.jpg 900w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-330x183.jpg 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-120x67.jpg 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-140x78.jpg 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-64x36.jpg 64w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/a><\/li><li>Dans la nouvelle fen\u00eatre, assurez-vous de cocher \u00e9galement l&rsquo;option <em>Contenu web en cache<\/em>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2.png\"><img decoding=\"async\" width=\"799\" height=\"405\" class=\"wp-image-21122\" style=\"width: 799px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2.png\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2.png 799w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2-330x167.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2-120x61.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2-140x71.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Effacer-cookies-et-caches-sur-Firefox-2-64x32.png 64w\" sizes=\"(max-width: 799px) 100vw, 799px\" \/><\/a><\/li><li>Enfin, appuyez encore une fois sur <strong>Effacer<\/strong> pour valider l&rsquo;action.<\/li><\/ol>\n\n\n\n<p>Une cache corrompue peut g\u00e9n\u00e9rer des erreurs de site Web.<\/p>\n\n\n\n<p>Les utilisateurs gal\u00e8rent souvent avec des restrictions annon\u00e7ant qu&rsquo;une certaine <a href=\"https:\/\/windowsreport.com\/fr\/la-video-ne-peut-pas-etre-lue\/\">vid\u00e9o ne peut pas \u00eatre lue<\/a> (suivi par le code d&rsquo;erreur 232011) ou bien qu&rsquo;<em>aucune vid\u00e9o dont le format ou le type mime est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e<\/em>.<\/p>\n\n\n\n<p>Donc, effacer le cache et\/ou supprimer les cookies corrompus de Firefox peut r\u00e9soudre l&rsquo;erreur de Vid\u00e9o type MIME Firefox.<\/p>\n\n\n\n<p>Comme vous pouvez le constater, le processus est loin d&rsquo;\u00eatre compliqu\u00e9. Par contre, c&rsquo;est encore plus simple et surtout, plus rapide de d\u00e9l\u00e9guer cette responsabilit\u00e9.<\/p>\n\n\n\n<p>Et quoi de mieux qu&rsquo;un utilitaire automatique ? Heureusement, il existe des bonnes pratiques pour garder votre PC en forme et supprimer les cookies et le cache ainsi que les fichiers temporaires empil\u00e9s d&rsquo;un seul coup.<\/p>\n\n\n\n<p>Pour tester par vous-m\u00eames, il vous suffit de <strong><a href=\"https:\/\/out.reflectormedia.com\/c?o=20566335&#038;m=17686&#038;a=758367&#038;aff_sub1=https:\/\/windowsreport.com\/fr\/wp-json\/wp\/v2\/posts\/8414&#038;aff_sub2=Native\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">t\u00e9l\u00e9charger CCleaner<\/a><\/strong>. Vous ne serez pas d\u00e9\u00e7us !<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Installez Media Feature Pack sur les \u00e9ditions Windows KN\/N<\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement.png\"><img decoding=\"async\" width=\"901\" height=\"500\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement.png\" alt=\"\" class=\"wp-image-21123\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement.png 901w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement-330x183.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement-120x67.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement-140x78.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2022\/06\/Windows-Media-Pack-en-telechargement-64x36.png 64w\" sizes=\"(max-width: 901px) 100vw, 901px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>Toutes les \u00e9ditions de Windows n&rsquo;incluent pas les technologies li\u00e9es aux m\u00e9dias n\u00e9cessaires pour lire le format MIME Firefox.<\/p>\n\n\n\n<p>Ainsi, les \u00e9ditions Windows KN\/N n&rsquo;ont pas Windows Media Player, WMP Active X, le Gestionnaire de p\u00e9riph\u00e9riques Windows Media, Windows Media Format et manquent \u00e9galement quelques codecs audio.<\/p>\n\n\n\n<p>Les technologies multim\u00e9dias manquantes peuvent entra\u00eener des probl\u00e8mes de lecture vid\u00e9o dans Firefox (entre autres) pour les utilisateurs de Windows KN et N.<\/p>\n\n\n\n<p>L&rsquo;installation du Media Feature Pack restaurera ces fonctionnalit\u00e9s multim\u00e9dia. Par contre, il existe diff\u00e9rents packs pour diff\u00e9rentes versions de Windows KN et N.<\/p>\n\n\n\n<p>Vous pouvez <a href=\"https:\/\/support.microsoft.com\/fr-fr\/topic\/liste-de-feature-packs-multim%C3%A9dias-windows-n-%C3%A9ditions-c1c6fffa-d052-8338-7a79-a4bb980a700a\" target=\"_blank\" rel=\"noreferrer noopener sponsored nofollow\">t\u00e9l\u00e9charger les packs \u00e0 partir du site officiel Microsoft<\/a> o\u00f9 vous trouverez tous les d\u00e9tails n\u00e9cessaires pour choisir celui qui correspond au mieux \u00e0 votre version de Windows.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Ajoutez l&rsquo;extension NoPlugin \u00e0 Firefox<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Ouvrez les <em>Param\u00e8tres<\/em> Firefox et s\u00e9lectionnez <strong>Extensions et th\u00e8mes<\/strong> dans le volet de gauche. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes.jpg\"><img decoding=\"async\" width=\"726\" height=\"440\" class=\"wp-image-21125\" style=\"width: 726px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes.jpg\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes.jpg 726w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes-330x200.jpg 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes-120x73.jpg 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes-140x85.jpg 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox-extensions-et-themes-64x39.jpg 64w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/a><\/li><li>Sous l&rsquo;onglet <strong>Extensions<\/strong>, utilisez la rubrique de recherche pour acc\u00e9der \u00e0 la page <a href=\"https:\/\/addons.mozilla.org\/fr\/firefox\/\" target=\"_blank\" rel=\"noreferrer noopener sponsored nofollow\">Mozilla Addons<\/a>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons.png\"><img decoding=\"async\" width=\"894\" height=\"448\" class=\"wp-image-21127\" style=\"width: 894px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons.png\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons.png 894w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons-330x165.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons-120x60.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons-140x70.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Mozilla-Addons-64x32.png 64w\" sizes=\"(max-width: 894px) 100vw, 894px\" \/><\/a><\/li><li>Saisissez le nom du module dans la champ de recherche et choisissez <strong>NoPlugin<\/strong> dans la liste des r\u00e9sultats. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox.jpg\"><img decoding=\"async\" width=\"803\" height=\"438\" class=\"wp-image-21128\" style=\"width: 803px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox.jpg\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox.jpg 803w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox-330x180.jpg 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox-120x65.jpg 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox-140x76.jpg 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Choisissez-NoPlugin-dans-la-liste-des-resultats-Firefox-64x35.jpg 64w\" sizes=\"(max-width: 803px) 100vw, 803px\" \/><\/a><\/li><li>Appuyez sur le bouton + <strong>Ajouter \u00e0 Firefox<\/strong> pour obtenir le module NoPlugin. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu.png\"><img decoding=\"async\" width=\"724\" height=\"536\" class=\"wp-image-21129\" style=\"width: 724px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu.png\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu.png 724w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu-284x210.png 284w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu-120x89.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu-140x104.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/firefox-ajouter-type-de-contenu-64x47.png 64w\" sizes=\"(max-width: 724px) 100vw, 724px\" \/><\/a><\/li><li>Une fois le module compl\u00e9mentaire install\u00e9, ouvrez \u00e0 nouveau la page Web qui comprenait l&rsquo;erreur de format vid\u00e9o ou type MIME pas trouv\u00e9.<\/li><\/ol>\n\n\n\n<p>Lorsqu&rsquo;il est impossible de lire une vid\u00e9o type MIME Firefox, le module compl\u00e9mentaire NoPlugin pourrait \u00eatre la solution.<\/p>\n\n\n\n<p>Celui-ci analyse le contenu multim\u00e9dia du site Web \u00e0 la recherche de plug-ins et convertit le code du plug-in en HTML5 afin que vous puissiez lire la vid\u00e9o dans votre navigateur.<\/p>\n\n\n\n<p>Si Firefox insiste qu&rsquo;aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e, NoPlugin t\u00e9l\u00e9chargera la vid\u00e9o pour vous.<\/p>\n\n\n\n<p>Ainsi, vous pourrez ouvrir la vid\u00e9o MIME dans un <a href=\"https:\/\/windowsreport.com\/fr\/meilleur-logiciel-lecteur-dvd\/\" target=\"_blank\" rel=\"noreferrer noopener\">lecteur multim\u00e9dia<\/a> de votre choix.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Probl\u00e8mes de lecture vid\u00e9o dans Firefox<\/h3>\n\n\n\n<p>Si les vid\u00e9os ne sont toujours pas lues dans Firefox avec le module compl\u00e9mentaire NoPlugin, vous devrez peut-\u00eatre mettre \u00e0 jour le navigateur vers une version qui prend enti\u00e8rement en charge HTML5.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Vous pouvez mettre \u00e0 jour Firefox en cliquant sur le bouton<strong> <\/strong><em>menu<\/em>.<\/li><li>Ensuite, choisissez d&rsquo;ouvrir le menu<strong> <\/strong><em>Aide<\/em> et <strong>\u00c0 propos de Firefox<\/strong>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox.png\"><img decoding=\"async\" width=\"319\" height=\"309\" class=\"wp-image-8239\" style=\"width: 300px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox.png\" alt=\"\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox.png 319w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox-217x210.png 217w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox-120x116.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox-140x136.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/04\/Firefox_aide_a-propos-de-Firefox-64x62.png 64w\" sizes=\"(max-width: 319px) 100vw, 319px\" \/><\/a><\/li><li>Cette action entra\u00eenera la recherche des \u00e9ventuelles mises \u00e0 jour.<\/li><li>Ensuite, il vous suffit de red\u00e9marrer Firefox pour mettre \u00e0 niveau vers la derni\u00e8re version. <\/li><\/ol>\n\n\n\n\n\n<p>Voici quelques correctifs pour l&rsquo;erreur de format vid\u00e9o ou de type MIME n&rsquo;est pas g\u00e9r\u00e9 qui restaureront la lecture vid\u00e9o dans Firefox. <\/p>\n\n\n\n<p>Au fur et \u00e0 mesure que le Web continue d&rsquo;adopter HTML5, de plus en plus de sites deviendront compatibles HTML5.<\/p>\n\n\n\n<p>Cela r\u00e9duira les erreurs vid\u00e9o des plug-ins, mais pour l&rsquo;instant, le module compl\u00e9mentaire NoPlugin est un bon rem\u00e8de pour les sites Web qui reposent toujours sur des plug-ins obsol\u00e8tes.<\/p>\n\n\n\n<p>Il peut \u00eatre difficile de trouver un format vid\u00e9o compatible avec toutes les plateformes. En optant pour un <a href=\"https:\/\/windowsreport.com\/fr\/compatibilite-navigateur-multiplateforme\/\" target=\"_blank\" rel=\"noreferrer noopener\">navigateur multi-plateforme<\/a>, les chances d&rsquo;y arriver accro\u00eetront de mani\u00e8re exponentielle.<\/p>\n\n\n\n<p>C&rsquo;est \u00e0 peu pr\u00e8s \u00e7a ! Avez-vous r\u00e9ussi vous d\u00e9barrasser de l&rsquo;erreur <em>aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e<\/em> ?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avez-vous d\u00e9j\u00e0 essay\u00e9 de lire des vid\u00e9os dans Firefox juste pour tomber sur l&rsquo;\u00e9cran vous annon\u00e7ant qu&rsquo;aucune vid\u00e9o dont le format ou le type MIME est g\u00e9r\u00e9 n&rsquo;a \u00e9t\u00e9 trouv\u00e9e ? \u00c7a a l&rsquo;air effrayant, mais nous vous assurons qu&rsquo;il n&rsquo;y a rien \u00e0 craindre r\u00e9ellement. Ces choses arrivent et non pas exclusivement sur Firefox. [&hellip;]<\/p>\n","protected":false},"author":252,"featured_media":21132,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_enabled_clarity":"","footnotes":""},"categories":[1019],"tags":[10456,10461],"work":[10860,10861,10862,10856],"class_list":["post-8414","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutoriels","tag-erreur-navigateur","tag-mozilla-firefox","work-exclude-first-cta","work-exclude-last-cta","work-exclude-mid-cta","work-banner-opera"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Le Format Vid\u00e9o ou le Type MIME n&#039;a pas \u00c9t\u00e9\u00a0Trouv\u00e9 [Firefox]<\/title>\n<meta name=\"description\" content=\"Le format vid\u00e9o ou le type MIME n&#039;est pas g\u00e9r\u00e9? 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