{"id":4450,"date":"2026-05-08T11:29:09","date_gmt":"2026-05-08T09:29:09","guid":{"rendered":"https:\/\/computershop.eu\/blog\/?p=4440"},"modified":"2026-05-08T12:01:29","modified_gmt":"2026-05-08T10:01:29","slug":"comment-creer-une-cle-usb-bootable-windows-11","status":"publish","type":"post","link":"https:\/\/computershop.eu\/blog\/fr\/comment-creer-une-cle-usb-bootable-windows-11","title":{"rendered":"Comment cr\u00e9er une cl\u00e9 USB bootable Windows 11"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 7<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>\n<p>L&#8217;installation de Windows 11 depuis une cl\u00e9 USB bootable est la m\u00e9thode la plus rapide et la plus s\u00fbre en 2026. Que vous souhaitiez r\u00e9installer le syst\u00e8me d&#8217;exploitation, effectuer une mise \u00e0 niveau vers un nouvel ordinateur ou r\u00e9parer un ordinateur qui ne d\u00e9marre plus, une cl\u00e9 bootable Windows 11 est indispensable.<\/p>\n\n\n\n<p><strong>Dans ce guide mis \u00e0 jour (mai 2026), vous d\u00e9couvrirez :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>comment cr\u00e9er une cl\u00e9 USB bootable Windows 11 ;<\/li>\n\n\n\n<li>d&#8217;o\u00f9 t\u00e9l\u00e9charger l&#8217;image ISO officielle ;<\/li>\n\n\n\n<li>comment utiliser Media Creation Tool ou Rufus ;<\/li>\n\n\n\n<li>quelles options choisir pour GPT, UEFI ou MBR ;<\/li>\n\n\n\n<li>installer Windows 11 depuis la cl\u00e9 ;<\/li>\n\n\n\n<li>les probl\u00e8mes les plus fr\u00e9quents et leurs solutions.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Qu&#8217;est-ce qu&#8217;une cl\u00e9 USB bootable ?<\/h2>\n\n\n\n<p>Une cl\u00e9 USB bootable est un dispositif USB sp\u00e9cialement configur\u00e9 pour d\u00e9marrer l&#8217;ordinateur et installer Windows 11 sans DVD ni autres supports physiques.<\/p>\n\n\n\n<p>Les principaux avantages :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>installation rapide ;<\/li>\n\n\n\n<li>compatibilit\u00e9 avec les ordinateurs portables sans lecteur DVD ;<\/li>\n\n\n\n<li>transfert plus rapide qu&#8217;un DVD ;<\/li>\n\n\n\n<li>r\u00e9installation simple de Windows 11 ;<\/li>\n\n\n\n<li>possibilit\u00e9 de d\u00e9pannage et de r\u00e9cup\u00e9ration.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">De quoi avez-vous besoin avant de commencer<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Une cl\u00e9 USB d&#8217;au moins 8 Go<\/h3>\n\n\n\n<p>Recommand\u00e9 :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>USB 3.0 ;<\/li>\n\n\n\n<li>capacit\u00e9 de 16 Go pour de meilleures performances.<\/li>\n<\/ul>\n\n\n\n<p><strong>Attention : toutes les donn\u00e9es sur la cl\u00e9 seront supprim\u00e9es.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Connexion Internet stable<\/h3>\n\n\n\n<p>L&#8217;image ISO Windows 11 peut d\u00e9passer 6 Go en 2026.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Un ordinateur fonctionnel<\/h3>\n\n\n\n<p>Vous pouvez cr\u00e9er la cl\u00e9 bootable sur :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows 10 ;<\/li>\n\n\n\n<li>Windows 11 ;<\/li>\n\n\n\n<li>Linux ;<\/li>\n\n\n\n<li>macOS.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Comment t\u00e9l\u00e9charger Windows 11 officiel<\/h2>\n\n\n\n<p>Pour la s\u00e9curit\u00e9 et la stabilit\u00e9, t\u00e9l\u00e9chargez Windows 11 uniquement \u00e0 partir de sources officielles Microsoft.<\/p>\n\n\n\n<p>Vous avez deux options :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Media Creation Tool ;<\/li>\n\n\n\n<li>image ISO officielle Windows 11<\/li>\n<\/ul>\n\n\n\n<p>T\u00e9l\u00e9chargez les deux options uniquement depuis <a href=\"https:\/\/www.microsoft.com\/software-download\/windows11\" target=\"_blank\" rel=\"noreferrer noopener\">le site officiel de Microsoft<\/a>. \u00c9vitez les sites non officiels car ils peuvent contenir des logiciels malveillants, des versions modifi\u00e9es ou des fichiers corrompus.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e9thode 1 &#8211; cr\u00e9ez une cl\u00e9 USB bootable Windows 11 avec Media Creation Tool<\/h2>\n\n\n\n<p>C&#8217;est la m\u00e9thode officielle de Microsoft et la plus simple pour la plupart des utilisateurs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 1 &#8211; T\u00e9l\u00e9chargez Media Creation Tool<\/h3>\n\n\n\n<p>Allez sur le site de Microsoft et t\u00e9l\u00e9chargez l&#8217;outil pour Windows 11.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 2 &#8211; Ins\u00e9rez la cl\u00e9 USB dans le port compatible<\/h3>\n\n\n\n<p>Connectez la cl\u00e9 \u00e0 l&#8217;ordinateur et v\u00e9rifiez :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>qu&#8217;elle ait au moins 8 Go ;<\/li>\n\n\n\n<li>qu&#8217;elle ne contienne pas de fichiers importants.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 3 &#8211; Ex\u00e9cutez l&#8217;application<\/h3>\n\n\n\n<p>Ouvrez Media Creation Tool et :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>acceptez les termes ;<\/li>\n\n\n\n<li>s\u00e9lectionnez la langue ;<\/li>\n\n\n\n<li>choisissez l&#8217;\u00e9dition de Windows 11.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 4 &#8211; S\u00e9lectionnez &#8220;USB flash drive&#8221;<\/h3>\n\n\n\n<p>Le programme d\u00e9tecte automatiquement la cl\u00e9 USB connect\u00e9e. Choisissez le bon appareil et continuez.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 5 &#8211; Attendez la fin du processus<\/h3>\n\n\n\n<p>Le programme va :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>t\u00e9l\u00e9charger Windows 11 ;<\/li>\n\n\n\n<li>formater la cl\u00e9 ;<\/li>\n\n\n\n<li>copier les fichiers bootables.<\/li>\n<\/ul>\n\n\n\n<p>Dur\u00e9e du processus :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>entre 10 et 40 minutes ;<\/li>\n\n\n\n<li>en fonction de la vitesse Internet et de la vitesse USB.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00e9thode 2 &#8211; Cr\u00e9ez une cl\u00e9 bootable Windows 11 avec Rufus<\/h3>\n\n\n\n<p>Rufus est l&#8217;un des programmes les plus populaires pour cr\u00e9er une cl\u00e9 USB bootable et est pr\u00e9f\u00e9r\u00e9 par les utilisateurs avanc\u00e9s.<\/p>\n\n\n\n<p>Il est id\u00e9al si :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>vous voulez plus de contr\u00f4le lors de l&#8217;installation ;<\/li>\n\n\n\n<li>vous installez Windows 11 sur du mat\u00e9riel incompatible ;<\/li>\n\n\n\n<li>vous avez besoin d&#8217;options avanc\u00e9es ;<\/li>\n\n\n\n<li>vous voulez une cr\u00e9ation plus rapide de la cl\u00e9.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Avantages de Rufus en 2026<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>gratuit ;<\/li>\n\n\n\n<li>tr\u00e8s rapide ;<\/li>\n\n\n\n<li>compatible UEFI et BIOS ;<\/li>\n\n\n\n<li>supporte le contournement TPM et Secure Boot ;<\/li>\n\n\n\n<li>permet de cr\u00e9er un compte local Windows ;<\/li>\n\n\n\n<li>fonctionne aussi pour Windows 10 ou Linux.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Comment utiliser Rufus pour Windows 11<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. T\u00e9l\u00e9chargez Rufus<\/h3>\n\n\n\n<p>Utilisez uniquement le site officiel <a href=\"https:\/\/rufus.ie\/ro\" target=\"_blank\" rel=\"noreferrer noopener\">Rufus<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. T\u00e9l\u00e9chargez l&#8217;image ISO Windows 11<\/h3>\n\n\n\n<p>Enregistrez le fichier ISO sur l&#8217;ordinateur.<\/p>\n\n\n\n<p>Pour les PC ARM, vous devez utiliser l&#8217;ISO ARM64, pas la version x64 standard.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Ins\u00e9rez la cl\u00e9 USB<\/h3>\n\n\n\n<p>Connectez la cl\u00e9 \u00e0 votre PC ou ordinateur portable et ouvrez Rufus.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Configurez Rufus correctement<\/h3>\n\n\n\n<p>Utilisez les param\u00e8tres recommand\u00e9s suivants (mai 2026) :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Appareil<\/strong>&nbsp;\u2192 cl\u00e9 USB ;<\/li>\n\n\n\n<li><strong>S\u00e9lection de d\u00e9marrage<\/strong>&nbsp;\u2192 Disque ou image ISO ;<\/li>\n\n\n\n<li><strong>Sch\u00e9ma de partition<\/strong>&nbsp;\u2192 GPT ;<\/li>\n\n\n\n<li><strong>Syst\u00e8me cible<\/strong>&nbsp;\u2192 UEFI (non-CSM) ;<\/li>\n\n\n\n<li><strong>Syst\u00e8me de fichiers<\/strong>&nbsp;\u2192 NTFS.<\/li>\n<\/ul>\n\n\n\n<p>Ces param\u00e8tres sont recommand\u00e9s pour presque tous les syst\u00e8mes modernes avec Windows 11.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GPT ou MBR ? Que choisissez-vous ?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">GPT + UEFI (recommand\u00e9)<\/h3>\n\n\n\n<p>Avantages :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>compatibilit\u00e9 totale avec Windows 11 ;<\/li>\n\n\n\n<li>d\u00e9marrage plus rapide ;<\/li>\n\n\n\n<li>support Secure Boot ;<\/li>\n\n\n\n<li>meilleure s\u00e9curit\u00e9.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">MBR + Legacy BIOS<\/h3>\n\n\n\n<p>Utilis\u00e9 uniquement pour :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>des PC tr\u00e8s anciens ;<\/li>\n\n\n\n<li>des syst\u00e8mes sans UEFI.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Options sp\u00e9ciales de Rufus pour Windows 11<\/h2>\n\n\n\n<p>Apr\u00e8s avoir appuy\u00e9 sur le bouton&nbsp;<strong>D\u00c9MARRER<\/strong>, Rufus peut afficher des options suppl\u00e9mentaires :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>supprimer l&#8217;exigence TPM 2.0 ;<\/li>\n\n\n\n<li>supprimer la v\u00e9rification Secure Boot ;<\/li>\n\n\n\n<li>supprimer l&#8217;exigence de cr\u00e9ation d&#8217;un compte Microsoft ;<\/li>\n\n\n\n<li>cr\u00e9ation automatique d&#8217;un compte local ;<\/li>\n\n\n\n<li>d\u00e9sactiver les questions de t\u00e9l\u00e9m\u00e9trie.<\/li>\n<\/ul>\n\n\n\n<p>Ces fonctions sont utiles pour :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>des ordinateurs plus anciens ;<\/li>\n\n\n\n<li>des installations rapides ;<\/li>\n\n\n\n<li>des syst\u00e8mes officiellement incompatibles avec Windows 11.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Comment d\u00e9marrer l&#8217;installation de Windows 11 depuis la cl\u00e9<\/h2>\n\n\n\n<p>Apr\u00e8s que la cl\u00e9 bootable est pr\u00eate :<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Ins\u00e9rez la cl\u00e9 USB bootable dans le PC ou l&#8217;ordinateur portable<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">2. Red\u00e9marrez l&#8217;ordinateur<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">3. Acc\u00e9dez au menu de d\u00e9marrage ou au BIOS<\/h3>\n\n\n\n<p>Imm\u00e9diatement apr\u00e8s le red\u00e9marrage, maintenez enfonc\u00e9e la touche correspondante pour le menu BIOS\/UEFI (cela d\u00e9pend du syst\u00e8me). Touches fr\u00e9quentes :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>F2 ;<\/li>\n\n\n\n<li>F12 ;<\/li>\n\n\n\n<li>ESC ;<\/li>\n\n\n\n<li>DEL.<\/li>\n<\/ul>\n\n\n\n<p>Si ces options ne fonctionnent pas, v\u00e9rifiez quelle touche (ou combinaison de touches) doit \u00eatre utilis\u00e9e sur le site du fabricant de l&#8217;ordinateur portable ou de la carte m\u00e8re.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. S\u00e9lectionnez la cl\u00e9 USB bootable<\/h3>\n\n\n\n<p>Dans le BIOS\/UEFI, recherchez le param\u00e8tre pour l&#8217;ordre de d\u00e9marrage et assurez-vous que la cl\u00e9 USB est en premier dans la liste. Enregistrez les param\u00e8tres et red\u00e9marrez l&#8217;ordinateur.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Installez Windows 11<\/h3>\n\n\n\n<p>Suivez les instructions \u00e0 l&#8217;\u00e9cran.<\/p>\n\n\n\n<p>S\u00e9lectionnez la langue pr\u00e9f\u00e9r\u00e9e, le format de l&#8217;heure et le clavier, puis appuyez sur \u00ab Suivant \u00bb et \u00ab Installer maintenant \u00bb.<\/p>\n\n\n\n<p>Si vous avez une cl\u00e9 de produit pour Windows, entrez-la lorsqu&#8217;on vous le demande. Si vous n&#8217;en avez pas sous la main, vous pouvez s\u00e9lectionner \u00ab Je n&#8217;ai pas de cl\u00e9 de produit \u00bb et continuer (vous pourrez activer Windows plus tard).<\/p>\n\n\n\n<p>Choisissez l&#8217;\u00e9dition de Windows 11 qui correspond \u00e0 votre licence et appuyez sur \u00ab Suivant \u00bb.<\/p>\n\n\n\n<p>Acceptez les termes de la licence.<\/p>\n\n\n\n<p>Choisissez le type d&#8217;installation : <strong>Personnalis\u00e9e<\/strong> &#8211; <strong>&nbsp;<\/strong>Choisissez \u00ab Personnalis\u00e9e : Installer Windows uniquement (avanc\u00e9) \u00bb pour effectuer une installation propre.<\/p>\n\n\n\n<p>Vous verrez une liste des partitions existantes sur le disque dur.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Pour une installation \u00e0 partir de z\u00e9ro :&nbsp;<\/h4>\n\n\n\n<p>Si vous souhaitez tout supprimer sur le disque dur, supprimez toutes les partitions (Attention : cela supprimera toutes les donn\u00e9es sur l&#8217;ordinateur). Apr\u00e8s avoir supprim\u00e9 toutes les partitions, s\u00e9lectionnez l&#8217;espace non allou\u00e9 et appuyez sur \u00ab Suivant \u00bb. Windows cr\u00e9era automatiquement les partitions n\u00e9cessaires.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Si vous souhaitez conserver certaines partitions d\u00e9j\u00e0 existantes sur le disque :&nbsp;<\/h4>\n\n\n\n<p>Si vous souhaitez installer Windows uniquement sur une certaine partition (par exemple, o\u00f9 le syst\u00e8me d&#8217;exploitation pr\u00e9c\u00e9dent \u00e9tait d\u00e9j\u00e0 install\u00e9), s\u00e9lectionnez uniquement cette partition et appuyez sur \u00ab Formater \u00bb pour la formater. Ensuite, appuyez sur \u00ab Suivant \u00bb pour continuer l&#8217;installation. Les autres partitions et les donn\u00e9es qu&#8217;elles contiennent resteront intactes.<\/p>\n\n\n\n<p>Apr\u00e8s avoir supprim\u00e9 toutes les partitions, s\u00e9lectionnez l&#8217;espace non allou\u00e9 et appuyez sur \u00ab Suivant \u00bb. Windows cr\u00e9era automatiquement les partitions n\u00e9cessaires et commencera l&#8217;installation. L&#8217;ordinateur red\u00e9marrera plusieurs fois pendant ce processus. Attendez que l&#8217;installation soit termin\u00e9e.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Configuration :&nbsp;<\/h4>\n\n\n\n<p>Apr\u00e8s l&#8217;installation, suivez la configuration initiale. Choisissez la r\u00e9gion, configurez le clavier et connectez-vous \u00e0 un r\u00e9seau Wi-Fi. Lorsque vous \u00eates invit\u00e9 \u00e0 vous connecter avec un compte Microsoft, vous pouvez en cr\u00e9er un ou utiliser un compte local (possible avec Rufus). Configurez les param\u00e8tres de confidentialit\u00e9 et vos pr\u00e9f\u00e9rences personnelles.<\/p>\n\n\n\n<p>Configurez les param\u00e8tres de confidentialit\u00e9 et vos pr\u00e9f\u00e9rences personnelles.&nbsp; Une fois la configuration initiale termin\u00e9e, vous serez dirig\u00e9 vers le bureau de Windows. Assurez-vous de t\u00e9l\u00e9charger et d&#8217;installer toutes les mises \u00e0 jour disponibles et les pilotes n\u00e9cessaires pour votre ordinateur.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Media Creation Tool vs Rufus<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Fonction<\/th><th class=\"has-text-align-left\" data-align=\"left\">Media Creation Tool<\/th><th class=\"has-text-align-left\" data-align=\"left\">Rufus<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">M\u00e9thode officielle Microsoft<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><td class=\"has-text-align-left\" data-align=\"left\">Non<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Facile pour les d\u00e9butants<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Installation sur des PC incompatibles<\/td><td class=\"has-text-align-left\" data-align=\"left\">Limit\u00e9<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Options avanc\u00e9es<\/td><td class=\"has-text-align-left\" data-align=\"left\">Non<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Vitesse de cr\u00e9ation USB<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bonne<\/td><td class=\"has-text-align-left\" data-align=\"left\">Tr\u00e8s bonne<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Support GPT\/UEFI<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><td class=\"has-text-align-left\" data-align=\"left\">Oui<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Recommandation<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pour les utilisateurs ordinaires \u2192 Media Creation Tool ;<\/li>\n\n\n\n<li>Pour les utilisateurs avanc\u00e9s \u2192 Rufus.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Probl\u00e8mes fr\u00e9quents et solutions<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">La cl\u00e9 USB bootable n&#8217;appara\u00eet pas au d\u00e9marrage<\/h3>\n\n\n\n<p>Essayez :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>un autre port USB ;<\/li>\n\n\n\n<li>USB 2.0 au lieu de USB 3.0 ;<\/li>\n\n\n\n<li>activer le d\u00e9marrage USB dans le BIOS.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Erreur \u201cCet ordinateur ne peut pas ex\u00e9cuter Windows 11\u201d<\/h3>\n\n\n\n<p>Causes possibles :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>TPM d\u00e9sactiv\u00e9 ;<\/li>\n\n\n\n<li>Secure Boot d\u00e9sactiv\u00e9 ;<\/li>\n\n\n\n<li>processeur incompatible.<\/li>\n<\/ul>\n\n\n\n<p>Solution rapide :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>utilisez Rufus et activez le contournement TPM\/Secure Boot.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">L&#8217;installation est tr\u00e8s lente<\/h3>\n\n\n\n<p>V\u00e9rifiez :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>la vitesse de la cl\u00e9 ;<\/li>\n\n\n\n<li>l&#8217;int\u00e9grit\u00e9 de l&#8217;ISO ;<\/li>\n\n\n\n<li>le port USB utilis\u00e9.<\/li>\n<\/ul>\n\n\n\n<p>USB 3.0 offre des performances significativement meilleures.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Windows ne d\u00e9tecte pas le SSD<\/h3>\n\n\n\n<p>Il peut manquer :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>le pilote NVMe ;<\/li>\n\n\n\n<li>le pilote Intel RST.<\/li>\n<\/ul>\n\n\n\n<p>Dans ce cas :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>t\u00e9l\u00e9chargez les pilotes du fabricant ;<\/li>\n\n\n\n<li>chargez-les pendant l&#8217;installation.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Comment v\u00e9rifier si la cl\u00e9 USB est bootable<\/h3>\n\n\n\n<p>Vous pouvez tester :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>directement depuis le BIOS ;<\/li>\n\n\n\n<li>dans une machine virtuelle ;<\/li>\n\n\n\n<li>avec des programmes comme Ventoy ou VirtualBox.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Alternatives populaires \u00e0 Rufus en 2026<\/h2>\n\n\n\n<p>En plus de Rufus, les utilisateurs utilisent \u00e9galement :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.ventoy.net\/en\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">Ventoy<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/etcher.balena.io\" target=\"_blank\" rel=\"noreferrer noopener\">balenaEtcher<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/unetbootin.github.io\" target=\"_blank\" rel=\"noreferrer noopener\">UNetbootin<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Ventoy &#8211; une solution de plus en plus populaire pour plusieurs ISO<\/h3>\n\n\n\n<p>Ventoy est tr\u00e8s populaire car :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ne n\u00e9cessite pas de reformater \u00e0 chaque utilisation ;<\/li>\n\n\n\n<li>permet de stocker plusieurs syst\u00e8mes ISO sur la m\u00eame cl\u00e9 ;<\/li>\n\n\n\n<li>supporte Windows, Linux et des utilitaires de r\u00e9cup\u00e9ration.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Questions fr\u00e9quentes (FAQ)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Puis-je utiliser un compte local lors de l&#8217;installation de Windows 11 ?<\/h3>\n\n\n\n<p>Oui, mais cela d\u00e9pend de la m\u00e9thode d&#8217;installation :<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Installation officielle (sans modifications)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Microsoft promeut agressivement la cr\u00e9ation d&#8217;un&nbsp;compte utilisateur en ligne<\/li>\n\n\n\n<li>parfois obligatoire lors de la configuration initiale<\/li>\n\n\n\n<li>l&#8217;option de compte local peut \u00eatre cach\u00e9e ou difficile d&#8217;acc\u00e8s<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Installation avec Rufus (avec contournement)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>vous pouvez activer la suppression de l&#8217;exigence de compte Microsoft<\/li>\n\n\n\n<li>vous pouvez cr\u00e9er directement un compte local<\/li>\n\n\n\n<li>parfois, la demande de connexion en ligne n&#8217;appara\u00eet plus du tout<\/li>\n<\/ul>\n\n\n\n<p>Le compte local existe toujours, mais il est plus facile \u00e0 utiliser si vous installez Windows 11 avec Rufus et les options de contournement.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Puis-je cr\u00e9er une cl\u00e9 USB bootable Windows 11 sans Rufus ?<\/h3>\n\n\n\n<p>Oui. Media Creation Tool est la solution officielle de Microsoft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Puis-je installer Windows 11 sans TPM 2.0 ?<\/h3>\n\n\n\n<p>Oui, en utilisant Rufus et les options de contournement.<\/p>\n\n\n\n<p><strong>(Attention : le PC ou l&#8217;ordinateur portable deviendra un \u00ab <a href=\"https:\/\/computershop.eu\/blog\/fr\/que-se-passe-t-il-si-vous-installez-windows-11-sur-un-systeme-non-eligible\" target=\"_blank\" rel=\"noreferrer noopener\">dispositif non pris en charge<\/a> \u00bb et Microsoft peut refuser l&#8217;assistance technique. De plus, Microsoft peut limiter ou modifier le support \u00e0 l&#8217;avenir.)<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Quelle capacit\u00e9 doit avoir une cl\u00e9 USB bootable ?<\/h3>\n\n\n\n<p>Minimum 8 Go, recommand\u00e9 16 Go.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Puis-je utiliser la m\u00eame cl\u00e9 USB bootable pour plusieurs syst\u00e8mes ?<\/h3>\n\n\n\n<p>Oui, en utilisant Ventoy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">GPT ou MBR pour Windows 11 ?<\/h3>\n\n\n\n<p>GPT + UEFI est la variante recommand\u00e9e pour tous les syst\u00e8mes modernes.<\/p>\n\t<div class=\"quickshare-container\">\r\n\t<ul class=\"quickshare-genericons monochrome quickshare-effect-expand\">\r\n\t\t<li class=\"quickshare-share\">Share:<\/li> \r\n\t\t<li><a href=\"https:\/\/facebook.com\/sharer.php?u=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11&amp;t=Comment+cr%C3%A9er+une+cl%C3%A9+USB+bootable+Windows+11+<+Refurbished+Computers+-+ComputerShop.EU\" target=\"_blank\" title=\"Share on Facebook\"><span class=\"quickshare-facebook\">Facebook<\/span><\/a><\/li>\t\t<li><a href=\"https:\/\/twitter.com\/intent\/tweet?url=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11&amp;text=Comment+cr%C3%A9er+une+cl%C3%A9+USB+bootable+Windows+11+<+Refurbished+Computers+-+ComputerShop.EU\" target=\"_blank\" title=\"Share on Twitter\"><span class=\"quickshare-twitter\">Twitter<\/span><\/a><\/li>\t\t<li><a href=\"http:\/\/pinterest.com\/pin\/create\/button\/?url=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11&amp;media=https%3A%2F%2Fcomputershop.eu%2Fblog%2Fwp-content%2Fuploads%2F2026%2F05%2Fbootable-USB-Stick-300x169.png&amp;description=L%27installation+de+Windows+11+depuis+une+cl%C3%A9+USB+bootable+est+la+m%C3%A9thode+la+plus+rapide+et+la+plus+s%C3%BBre+en+2026.+Que+vous+souhaitiez+r%C3%A9installer+le+syst%C3%A8me+d%27exploitation%2C+effectuer+une+mise+%C3%A0+niveau+vers+un+nouvel+ordinateur+ou+r%C3%A9parer+un%26hellip%3B\" target=\"_blank\" title=\"Share on Pinterest\"><span class=\"quickshare-pinterest\">Pinterest<\/span><\/a><\/li>\t\t<li><a href=\"http:\/\/linkedin.com\/shareArticle?mini=true&amp;url=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11&amp;title=Comment+cr%C3%A9er+une+cl%C3%A9+USB+bootable+Windows+11&amp;source=Refurbished+Computers+-+ComputerShop.EU&amp;summary=L%27installation+de+Windows+11+depuis+une+cl%C3%A9+USB+bootable+est+la+m%C3%A9thode+la+plus+rapide+et+la+plus+s%C3%BBre+en+2026.+Que+vous+souhaitiez+r%C3%A9installer+le+syst%C3%A8me+d%27exploitation%2C+effectuer+une+mise+%C3%A0+niveau+vers+un+nouvel+ordinateur+ou+r%C3%A9parer+un%26hellip%3B\" title=\"Share on Linkedin\" target=\"_blank\"><span class=\"quickshare-linkedin\">Linkedin<\/span><\/a><\/li>\t\t<li><a href=\"https:\/\/plus.google.com\/share?url=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11\" target=\"_blank\" title=\"Share on Google+\"><span class=\"quickshare-googleplus\">Google+<\/span><\/a><\/li>\t\t\t\t\t\t\t\t<li><a href=\"mailto:?subject=Refurbished+Computers+-+ComputerShop.EU:+Comment+cr%C3%A9er+une+cl%C3%A9+USB+bootable+Windows+11&amp;body=https%3A%2F%2Fcomputershop.eu%2Fblog%2Ffr%2Fcomment-creer-une-cle-usb-bootable-windows-11\" target=\"_blank\" title=\"Share via Email\"><span class=\"quickshare-email\">Email<\/span><\/a><\/li>\t<\/ul>\r\n\t<\/div>\r\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 7<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>L&#8217;installation de Windows 11 depuis une cl\u00e9 USB bootable est la m\u00e9thode la plus rapide et la plus s\u00fbre en 2026. Que vous souhaitiez r\u00e9installer le syst\u00e8me d&#8217;exploitation, effectuer une mise \u00e0 niveau vers un nouvel ordinateur ou r\u00e9parer un &hellip; <a href=\"https:\/\/computershop.eu\/blog\/fr\/comment-creer-une-cle-usb-bootable-windows-11\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":4445,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[178],"tags":[16774,16777,16796,16799,813,16802,16805],"class_list":["post-4450","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutoriels","tag-cle-usb-bootable","tag-cle-usb-win11","tag-installation-windows-11-fr","tag-media-creation-tool-fr","tag-microsoft-fr","tag-rufus-fr","tag-windows-11-iso-fr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comment cr\u00e9er une cl\u00e9 USB bootable Windows 11 - Refurbished Computers - ComputerShop.EU<\/title>\n<meta name=\"description\" content=\"L&#039;installation du syst\u00e8me d&#039;exploitation Windows 11 depuis une cl\u00e9 USB bootable est la m\u00e9thode la plus rapide et la plus s\u00fbre en 2026.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/computershop.eu\/blog\/fr\/comment-creer-une-cle-usb-bootable-windows-11\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment cr\u00e9er une cl\u00e9 USB bootable Windows 11 - Refurbished Computers - ComputerShop.EU\" \/>\n<meta property=\"og:description\" content=\"L&#039;installation du syst\u00e8me d&#039;exploitation Windows 11 depuis une cl\u00e9 USB bootable est la m\u00e9thode la plus rapide et la plus s\u00fbre en 2026.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/computershop.eu\/blog\/fr\/comment-creer-une-cle-usb-bootable-windows-11\" \/>\n<meta property=\"og:site_name\" content=\"Refurbished Computers - 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