{"id":50670,"date":"2025-05-26T03:56:00","date_gmt":"2025-05-26T08:56:00","guid":{"rendered":"https:\/\/esim.holafly.com\/fr\/?p=50670"},"modified":"2025-06-18T09:44:58","modified_gmt":"2025-06-18T14:44:58","slug":"comment-fonctionne-une-double-sim","status":"publish","type":"post","link":"https:\/\/esim.holafly.com\/fr\/faq\/glossaire\/comment-fonctionne-une-double-sim\/","title":{"rendered":"Qu\u2019est-ce que la double SIM et comment fonctionne-t-elle ?"},"content":{"rendered":"\n<p>La double SIM permet \u00e0 votre t\u00e9l\u00e9phone mobile d&#8217;utiliser <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><a href=\"https:\/\/esim.holafly.com\/fr\/faq\/comment-utiliser-une-carte-esim\/utiliser-deux-cartes-esim-meme-temps\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>simultan\u00e9ment deux cartes SIM ou eSIM<\/strong><\/a>. <\/mark>Cette fonctionnalit\u00e9 pratique facilite la gestion de vos lignes personnelle et professionnelle sur un seul appareil. De nombreux t\u00e9l\u00e9phones, notamment ceux de Samsung et d&#8217;Apple, prennent en charge cette technologie.&nbsp;<\/p>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>D\u00e9couvrez le fonctionnement de double SIM ou dual SIM, et les configurations sur iOS et Android pour en b\u00e9n\u00e9ficier. Sans oublier nos conseils pratiques pour en optimiser l&#8217;usage.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sommaire<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/esim.holafly.com\/fr\/faq\/glossaire\/comment-fonctionne-une-double-sim\/#Avantages-de-la-double-SIM\" >Avantages de la double SIM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/esim.holafly.com\/fr\/faq\/glossaire\/comment-fonctionne-une-double-sim\/#Solutions-aux-problemes-courants\" >Solutions aux probl\u00e8mes courants<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Avantages-de-la-double-SIM\"><\/span>Avantages de la double SIM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>D\u00e9couvrez les b\u00e9n\u00e9fices d&#8217;utiliser une double carte SIM sur votre t\u00e9l\u00e9phone :<\/p>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Profitez de la praticit\u00e9 d&#8217;avoir 2 cartes SIM dans un seul appareil, sans avoir \u00e0 porter 2 t\u00e9l\u00e9phones.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Restez joignable avec un num\u00e9ro local tout en conservant l&#8217;acc\u00e8s \u00e0 votre num\u00e9ro principal, ce qui vous permet d&#8217;\u00e9viter les frais d&#8217;itin\u00e9rance \u00e9lev\u00e9s gr\u00e2ce \u00e0 l&#8217;eSIM Holafly.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Attribuez facilement un nom \u00e0 chaque ligne sur votre appareil pour distinguer rapidement vos appels professionnels de vos appels personnels.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Pour nommer vos cartes SIM sur votre iPhone :&nbsp;<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Acc\u00e9dez \u00e0 vos <strong>R\u00e9glages<\/strong> <strong>\u2192<\/strong> <strong>Donn\u00e9es cellulaires<\/strong> ou <strong>Donn\u00e9es mobiles<\/strong> <strong>\u2192<\/strong> S\u00e9lectionnez la carte SIM que vous souhaitez renommer <strong>\u2192<\/strong> Appuyez sur <strong>\u00c9tiquette du forfait cellulaire<\/strong>, puis, sous <strong>\u00c9TIQUETTE PERSONNALIS\u00c9E<\/strong>, attribuez un nom.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/media.holafly.com\/sites\/26\/2023\/04\/Etiquete-iPhone-FR.svg\" alt=\"Pour nommer vos cartes SIM sur votre iPhone :\u00a0\" class=\"wp-image-203433\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Pour nommer vos cartes SIM sur Android :&nbsp;<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Acc\u00e9dez aux <strong>Param\u00e8tres<\/strong> <strong>\u2192<\/strong> Cliquez sur <strong>Connexions<\/strong> <strong>\u2192<\/strong> S\u00e9lectionnez <strong>Gestionnaire SIM<\/strong> <strong>\u2192<\/strong> Choisissez la carte SIM ou l\u2019eSIM que vous souhaitez renommer <strong>\u2192<\/strong> Appuyez sur <strong>Modification du nom et de l&#8217;ic\u00f4ne<\/strong> <strong>\u2192<\/strong> Saisissez le nom que vous souhaitez attribuer sous <strong>Nom de la SIM<\/strong> <strong>\u2192<\/strong> Appuyez sur <strong>OK<\/strong> pour appliquer les modifications.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/media.holafly.com\/sites\/26\/2023\/04\/Etiquete-eSIM-Android-FR.svg\" alt=\"Pour nommer vos cartes SIM sur Android :\u00a0\" class=\"wp-image-203434\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solutions-aux-problemes-courants\"><\/span>Solutions aux probl\u00e8mes courants<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Si vous souhaitez configurer la double SIM sur votre iPhone ou Android en utilisant votre carte SIM principale pour les appels et votre eSIM Holafly pour les donn\u00e9es simultan\u00e9ment, suivez ces \u00e9tapes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pour configurer la double SIM sur votre iPhone :&nbsp;<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Acc\u00e9dez aux <strong>R\u00e9glages<\/strong> <strong>\u2192<\/strong> <strong>Donn\u00e9es cellulaires<\/strong> ou <strong>Donn\u00e9es mobiles<\/strong> <strong>\u2192<\/strong> Assurez-vous que votre carte SIM et votre eSIM sont toutes 2 actives <strong>\u2192<\/strong> S\u00e9lectionnez <strong>Ligne par d\u00e9faut \u2192<\/strong> Choisissez votre ligne personnelle <strong>\u2192<\/strong> Revenez \u00e0 <strong>Donn\u00e9es cellulaires<\/strong> ou <strong>Donn\u00e9es mobiles<\/strong> <strong>\u2192<\/strong> Cliquez sur <strong>Donn\u00e9es cellulaires<\/strong> et s\u00e9lectionnez votre <strong>eSIM Holafly<\/strong> <strong>\u2192<\/strong>Enfin, assurez-vous que l\u2019option \u00ab <strong>Autoriser le basculement des donn\u00e9es cellulaires<\/strong> \u00bb est d\u00e9sactiv\u00e9e,&nbsp; afin que votre t\u00e9l\u00e9phone ne change pas automatiquement de ligne de donn\u00e9es selon la puissance du signal.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/media.holafly.com\/sites\/26\/2023\/04\/iPhone-eSIM-and-Personal-SIM-FR-1.svg\" alt=\"\" class=\"wp-image-203435\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Pour configurer la double SIM sur votre Android<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Allez dans <strong>Param\u00e8tres<\/strong> <strong>\u2192<\/strong> Touchez <strong>Connexions<\/strong> <strong>\u2192<\/strong> S\u00e9lectionnez <strong>Gestionnaire SIM<\/strong> <strong>\u2192<\/strong> Assurez-vous que votre carte SIM et votre eSIM sont toutes deux actives <strong>\u2192<\/strong> Sous <strong>Appels<\/strong>, v\u00e9rifiez que votre carte<strong> SIM personnelle <\/strong>est s\u00e9lectionn\u00e9e <strong>\u2192<\/strong> Allez dans <strong>Donn\u00e9es mobiles<\/strong> et s\u00e9lectionnez votre <strong>eSIM Holafly<\/strong> <strong>\u2192<\/strong> Enfin, assurez-vous que l\u2019option \u00ab <strong>Basculement des donn\u00e9es<\/strong> \u00bb est d\u00e9sactiv\u00e9e, afin que votre t\u00e9l\u00e9phone ne change pas automatiquement de ligne de donn\u00e9es en fonction de la puissance du signal.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/media.holafly.com\/sites\/26\/2025\/05\/Android-eSIM-and-Personal-SIM-FR-1.svg\" alt=\"Pour configurer la double SIM sur votre Android\" class=\"wp-image-205081\"\/><\/figure>\n\n\n\n<p><strong>Remarque : <\/strong>l&#8217;utilisation de votre carte SIM principale \u00e0 l&#8217;\u00e9tranger peut entra\u00eener des frais d&#8217;itin\u00e9rance de la part de votre op\u00e9rateur national. Des frais suppl\u00e9mentaires peuvent \u00e9galement s&#8217;appliquer pour les appels ou SMS \u00e9mis via votre ligne personnelle (et non via Holafly). Renseignez-vous au pr\u00e9alable aupr\u00e8s de votre op\u00e9rateur pour \u00e9viter toute surprise sur votre facture.<br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez le fonctionnement de la technologie double SIM, ses avantages et comment la configurer pour profiter de deux lignes en m\u00eame temps.<\/p>\n","protected":false},"author":168,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[120],"tags":[105],"class_list":["post-50670","post","type-post","status-publish","format-standard","hentry","category-glossaire","tag-faq"],"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 que la double SIM et comment fonctionne-t-elle ? - Holafly FAQs<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez le fonctionnement de la 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