{"id":55771,"date":"2020-11-25T14:20:45","date_gmt":"2020-11-25T22:20:45","guid":{"rendered":"https:drivesaversdatarecovery.com\/\/?p=55771"},"modified":"2026-03-19T07:33:24","modified_gmt":"2026-03-19T14:33:24","slug":"how-to-partition-external-hard-drives-what-you-need-to-know","status":"publish","type":"post","link":"https:\/\/drivesaversdatarecovery.com\/fr-ca\/blog\/how-to-partition-external-hard-drives-what-you-need-to-know\/","title":{"rendered":"Partitionner des disques durs externes : un guide sur le comment et le pourquoi"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-2\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p><span style=\"font-weight: 400;\">Avez-vous d\u00e9j\u00e0 regard\u00e9 par le hublot d\u2019un avion et remarqu\u00e9 comment la terre est divis\u00e9e? Vous n\u2019avez aucune id\u00e9e \u00e0 qui appartiennent ces terrains, quelle est leur superficie ou comment ils sont utilis\u00e9s. Mais vous pouvez clairement voir o\u00f9 un champ se termine et o\u00f9 un autre commence. Vous distinguez les jardins individuels, les petites maisons, les balan\u00e7oires et les potagers.<\/span><\/p>\n<p class=\"translation-block\">Les humains ont un instinct naturel pour diviser et organiser. Qu\u2019on parle du trac\u00e9 des lignes de terrain ou de l\u2019am\u00e9nagement de nos cours arri\u00e8re, cette structuration fait partie int\u00e9grante de la vie. C\u2019est aussi une excellente m\u00e9taphore pour partitionner un disque dur externe. Dans ce billet, nous verrons comment cr\u00e9er et g\u00e9rer des partitions.<\/p>\n<h2><span style=\"font-weight: 400;\">Que signifie partitionner un disque dur externe?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">La partition n\u2019est qu\u2019un autre mot pour d\u00e9signer la division. Lorsque vous partitionnez un disque dur externe, vous le divisez en plusieurs segments distincts. La plupart des disques durs, y compris les disques externes, sont livr\u00e9s avec une seule partition.<\/span><\/p>\n<p>Imaginez une seule partition comme un grand conteneur o\u00f9 tous les fichiers sont stock\u00e9s sur le disque. La plupart des installations des syst\u00e8mes d\u2019exploitation Windows et Mac OS regroupent le syst\u00e8me, les programmes et les donn\u00e9es personnelles dans une seule partition. Cependant, il est possible de diviser ce grand conteneur en plusieurs plus petits.<\/p>\n<p><span style=\"font-weight: 400;\">Par exemple, certains appareils sont \u00e9quip\u00e9s d\u2019une deuxi\u00e8me partition, plus petite, destin\u00e9e \u00e0 la r\u00e9cup\u00e9ration en cas de d\u00e9faillance du disque dur ou de l\u2019appareil. Cependant, il existe de nombreuses autres raisons de partitionner un disque dur externe.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Pourquoi partitionner les disques durs externes? <\/span><\/h2>\n<p>Les raisons de partitionner un disque dur externe ne se limitent pas \u00e0 l\u2019am\u00e9lioration des performances ; cela peut aussi faciliter la r\u00e9cup\u00e9ration des donn\u00e9es en cas de d\u00e9faillance du disque. Et il y a d'autres raisons \u00e0 cela :<\/p>\n<h3><span style=\"font-weight: 400;\">Easy backups<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">En conservant vos donn\u00e9es personnelles comme la musique, les photos et les documents dans une partition distincte, la sauvegarde devient beaucoup plus simple. Plut\u00f4t que de copier tous les fichiers syst\u00e8me et programmes, vous ne sauvegardez que ce qui compte vraiment.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Vos donn\u00e9es sont souvent mieux prot\u00e9g\u00e9es lorsqu'elles sont dans une partition d\u00e9di\u00e9e. Cela peut \u00eatre tr\u00e8s utile en cas de d\u00e9faillance du disque dur ou du syst\u00e8me. M\u00eame si vous devez r\u00e9installer votre syst\u00e8me d\u2019exploitation, vos donn\u00e9es personnelles partitionn\u00e9es seront intactes une fois l\u2019installation termin\u00e9e.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Better security<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Si vous partitionnez votre disque dur externe, une cons\u00e9quence inattendue (et chanceuse!) est que vos donn\u00e9es peuvent \u00eatre prot\u00e9g\u00e9es contre les attaques de malwares. Nous ne recommandons \u00e9videmment pas d'annuler votre abonnement antivirus, car la partition n'est en aucun cas une m\u00e9thode infaillible de protection. Cependant, les donn\u00e9es partitionn\u00e9es ont de meilleures chances de survivre \u00e0 une attaque de malware.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Comment partitionner les disques durs externes <\/span><\/h2>\n<p>Repartitionner vos disques pour am\u00e9liorer les performances et l'organisation peut sembler compliqu\u00e9. En effet, vous vous \u00eates peut-\u00eatre d\u00e9j\u00e0 demand\u00e9 : \u00ab Puis-je partitionner mon disque dur externe sans faire appel \u00e0 un expert? \u00bb.<\/p>\n<p>Heureusement, cr\u00e9er des partitions sur un disque dur externe n\u2019est pas aussi compliqu\u00e9 qu\u2019il n\u2019y para\u00eet. L'outil de gestion de disque propri\u00e9taire de Microsoft vous permet de partitionner facilement les disques durs sans avoir \u00e0 investir dans un logiciel tiers.<\/p>\n<p>Voici comment partitionner les secteurs d'un disque dur externe, y compris comment supprimer des partitions de disque dur externe (uniquement sous Windows 7) :<\/p>\n<h3><span style=\"font-weight: 400;\">Backing up!<\/span><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Effectuez une sauvegarde <\/span><i><span style=\"font-weight: 400\">\u00e0 chaque fois<\/span><\/i><span style=\"font-weight: 400\"> que vous intervenez sur votre disque dur. M\u00eame si les partitions ne causent habituellement pas de perte de donn\u00e9es, effectuer une sauvegarde vous prot\u00e8ge contre la perte de renseignements importants si le processus de partition \u00e9choue.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Connecting<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Connectez votre disque dur externe \u00e0 l'ordinateur \u00e0 l'aide du c\u00e2ble USB fourni avec votre disque.\u00a0<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Cleaning out old data<\/span><\/h3>\n<p>Nous allons maintenant expliquer comment supprimer une partition sur un disque dur externe (uniquement sous Windows 7). Gr\u00e2ce \u00e0 ce processus, vous pouvez \u00e0 la fois ajouter et supprimer des partitions pour les disques durs portables.<\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Press the &#8220;Start&#8221; button, type &#8220;diskmgmt.msc&#8221; into the search box, and press &#8220;Enter.&#8221; This action should open the Disk Management tool showing a list of existing partitions on the external hard drive. <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Right-click the partition(s) you want to delete and select &#8220;Delete Volume.&#8221;<\/span><\/li>\n<li><span style=\"font-weight: 400;\">If there\u2019s already data in the partition you want to preserve, click &#8220;Shrink Volume&#8221; instead.\u00a0<\/span><\/li>\n<li><span style=\"font-weight: 400;\">After Windows calculates the optimal amount of shrinkage, click &#8220;Shrink.&#8221;<\/span><\/li>\n<\/ul>\n<p>Voil\u00e0 comment supprimer une partition sur un disque dur externe.<\/p>\n<h3><span style=\"font-weight: 400;\">\u00c9tape n\u00b04 : cr\u00e9ation d'une partition (disque dur portable uniquement)<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Il y a quelques actions \u00e0 entreprendre pour cr\u00e9er une partition sur un disque dur portable.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Right-click in the &#8220;Unallocated&#8221; or &#8220;Free Space&#8221; area on the external drive and select &#8220;New Simple Volume.&#8221;<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Where it says, \u201cSimple Volume size in MB,\u201d type in the desired size in MB. Take any other partitions you wish to create into account before selecting a size. If you\u2019re only creating one additional partition, bypass this step by clicking, &#8220;Next.&#8221;<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Click on &#8220;File System.&#8221; A drop down will appear and you should choose select &#8220;FAT32&#8221; (replaced by the exFAT format for more modern systems) or &#8220;NTFS.\u201d <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Then click &#8220;Next&#8221; followed by &#8220;Finish&#8221; to complete the drive partition.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Et si vous souhaitez cr\u00e9er une partition suppl\u00e9mentaire sur un disque dur externe (uniquement pour Windows 7), il vous suffit de r\u00e9p\u00e9ter l'\u00e9tape n\u00b04!<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Si vous perdez des donn\u00e9es avant, pendant ou apr\u00e8s ce processus, ne vous en faites pas ! Vos donn\u00e9es sont en s\u00e9curit\u00e9 dans votre copie de sauvegarde, cr\u00e9\u00e9e avant le d\u00e9but de la partition. Si vous n\u2019avez pas sauvegard\u00e9 vos donn\u00e9es, DriveSavers est une entreprise fiable sp\u00e9cialis\u00e9e en soutien et r\u00e9cup\u00e9ration de donn\u00e9es, dot\u00e9e de sp\u00e9cialistes exp\u00e9riment\u00e9s qui pourraient r\u00e9cup\u00e9rer vos informations. <\/span><a href=\"\/fr-ca\/\" target=\"_self\"><span style=\"font-weight: 400\">Communiquez avec DriveSavers d\u00e8s aujourd\u2019hui pour restaurer vos donn\u00e9es partitionn\u00e9es.<\/span><\/a><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-2\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"Ever look down when you\u2019re riding in an airplane and notice how land is divided? You have no idea whose properties you\u2019re looking at, how much they own or what they do with their land. But you can clearly see where one field ends and another begins. You can pick out individual yards, tiny houses,&hellip;","protected":false},"author":25,"featured_media":55773,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[264],"tags":[],"post_series":[],"class_list":["post-55771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","entry","has-media"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Partition External Hard Drives? A Guide by DriveSavers<\/title>\n<meta name=\"description\" content=\"When you partition an external hard drive, you\u2019re splitting the drive up into specific segmented parts. \u2713 Learn more today with DriveSavers Data Recovery!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/drivesaversdatarecovery.com\/fr-ca\/blog\/how-to-partition-external-hard-drives-what-you-need-to-know\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Partition External Hard Drives: A Guide to How &amp; Why\" \/>\n<meta property=\"og:url\" content=\"https:\/\/drivesaversdatarecovery.com\/fr-ca\/blog\/how-to-partition-external-hard-drives-what-you-need-to-know\/\" \/>\n<meta property=\"og:site_name\" content=\"DriveSavers Data Recovery Services\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DriveSavers\" \/>\n<meta property=\"article:published_time\" content=\"2020-11-25T22:20:45+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-19T14:33:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2020\/11\/4.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"627\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Mike Cobb\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@drivesavers\" \/>\n<meta name=\"twitter:site\" content=\"@drivesavers\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mike Cobb\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimation du temps de lecture\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/\"},\"author\":{\"name\":\"Mike Cobb\",\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/#\\\/schema\\\/person\\\/71a038c3b180b1f2df821d2b015b8ee6\"},\"headline\":\"Partition External Hard Drives: A Guide to How &#038; Why\",\"datePublished\":\"2020-11-25T22:20:45+00:00\",\"dateModified\":\"2026-03-19T14:33:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/\"},\"wordCount\":951,\"publisher\":{\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/4.jpg\",\"articleSection\":[\"DriveSavers Blog\"],\"inLanguage\":\"fr-CA\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/\",\"url\":\"https:\\\/\\\/drivesaversdatarecovery.com\\\/blog\\\/how-to-partition-external-hard-drives-what-you-need-to-know\\\/\",\"name\":\"How to Partition External Hard Drives? 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