{"id":6473,"date":"2026-09-30T10:36:22","date_gmt":"2026-09-30T10:36:22","guid":{"rendered":"https:\/\/netguide.io\/news\/2026\/09\/30\/excel-update-breaks-clipboard-copier-et-coller-les-arrets-de-travail\/"},"modified":"2026-09-30T10:36:22","modified_gmt":"2026-09-30T10:36:22","slug":"excel-update-breaks-clipboard-copier-et-coller-les-arrets-de-travail","status":"publish","type":"post","link":"https:\/\/netguide.io\/news\/fr\/2026\/09\/30\/excel-update-breaks-clipboard-copier-et-coller-les-arrets-de-travail\/","title":{"rendered":"Excel Update Breaks Clipboard: Copier et coller les arr\u00eats de travail"},"content":{"rendered":"<div id=\"netgu-3003974921\" class=\"netgu-before-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"3494115342\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div><p>Une r\u00e9cente mise \u00e0 jour de s\u00e9curit\u00e9 pour Microsoft Office cause actuellement des perturbations importantes au travail quotidien de bureau. Apr\u00e8s l&#8217;installation de la mise \u00e0 jour KB5002914 du 8 septembre 2026, Microsoft Excel refuse fr\u00e9quemment de copier et de coller le contenu des cellules.<\/p>\n<h2>Erreurs silencieuses sans messages d&#8217;erreur<\/h2>\n<p>La mise \u00e0 jour a \u00e9t\u00e9 publi\u00e9e dans le cadre du Patch mardi de septembre, qui a abord\u00e9 pr\u00e8s de 1 000 vuln\u00e9rabilit\u00e9s de s\u00e9curit\u00e9 dans l&#8217;\u00e9cosyst\u00e8me de Microsoft, y compris 29 d\u00e9fauts dans Excel lui-m\u00eame. Apr\u00e8s des cycles de s\u00e9curit\u00e9 ant\u00e9rieurs, comme <a href=\"https:\/\/netguide.io\/news\/de\/2026\/08\/12\/microsoft-patchday-august-2026-421-luecken\/\" rel=\"nofollow noopener\">Microsoft-Patchday mit Hunderten behobenen L\u00fccken<\/a>, les administrateurs \u00e9taient d\u00e9j\u00e0 confront\u00e9s \u00e0 une charge de travail consid\u00e9rable en mati\u00e8re de validation. Apr\u00e8s la derni\u00e8re mise \u00e0 jour, les op\u00e9rations de copie dans l&#8217;application tableur \u00e9chouent souvent silencieusement : apr\u00e8s avoir appuy\u00e9 sur Ctrl+C et tent\u00e9 de coller, la cellule cible reste vide ou conserve sa valeur pr\u00e9c\u00e9dente. Aucun message d&#8217;avertissement ou d&#8217;erreur n&#8217;appara\u00eet; seule la bordure famili\u00e8re autour de la cellule source reste visible.<\/p><div id=\"netgu-3401372926\" class=\"netgu-content netgu-entity-placement\"><aside class=\"deals-top deals-top--compact\">\n\n\t\t\t<h3 class=\"deals-top__title\">Top-Deals<\/h3>\n\t\n\t\t\t<ul class=\"deals-top__list\">\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/moon-knight-digital-watch-face-fuer-wear-os-4\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/deal-27-150x150.png\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">MOON KNIGHT Digital Watch Face f\u00fcr Wear OS 4+<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">Gratis<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<s>0.89 \u20ac<\/s>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-discount\">-100%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\n\t\t\t\t\t\t\t55\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/train-sim-world-7-starter-pack-kostenlos-fuer-ps4-ps5-xbox-pc\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/capsule_616x353-11-150x150.jpg\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Train Sim World 7: Starter Pack kostenlos f\u00fcr PS4, PS5, Xbox, PC<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">Gratis<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\n\t\t\t\t\t\t\t55\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/ml2u-watchfaces-fuer-wearos-im-google-play-store-2\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/2844734_1-150x150.webp\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">ML2U Watchfaces f\u00fcr WearOS im Google Play Store<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">Gratis<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<s>1.39 \u20ac<\/s>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-discount\">-100%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\n\t\t\t\t\t\t\t54\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/kostenloses-dlc-bundle-fuer-gears-of-war-e-day-liquid-death-bundle\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/2844571_1-150x150.webp\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Kostenloses DLC-Bundle f\u00fcr Gears of War E-Day \u2013 Liquid Death Bundle<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">Gratis<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\n\t\t\t\t\t\t\t54\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/kostenlose-emote-im-clash-royale-store\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/share-image-clashroyale-150x150.jpg\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Kostenlose Emote im Clash Royale-Store<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">Gratis<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature\">\n\t\t\t\t\t\t\t54\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t<\/ul>\n\n\t\t\t\t\t<p class=\"deals-top__more\">\n\t\t\t\t<a href=\"https:\/\/netguide.io\/deals\/\">Alle Deals ansehen \u2192<\/a>\n\t\t\t<\/p>\n\t\t\t<\/aside>\n<\/div>\n<p>Le probl\u00e8me se pose dans tous les types de d\u00e9ploiement. Les installations MSI traditionnelles et les d\u00e9ploiements modernes Click-to-Run d&#8217;Excel 2016, 2019, 2021 et 2024 sont touch\u00e9s. De plus, les utilisateurs signalent les d\u00e9faillances de la poign\u00e9e de remplissage automatique lors du chargement des formules, bloquent les actions de copie pour des feuilles de travail compl\u00e8tes, s&#8217;\u00e9crasent avec le code d&#8217;erreur <code>0xc0000005<\/code>, et des macros VBA d\u00e9faillantes dans Office LTSC 2021. Microsoft n&#8217;a pas encore officiellement confirm\u00e9 ces questions suppl\u00e9mentaires.<\/p>\n<h2>Microsoft confirme Bug \u2013 Pas encore de patch<\/h2>\n<p>Microsoft a officiellement reconnu le bogue du presse-papiers dans sa liste de num\u00e9ros connus le 10 septembre 2026. Bien que la soci\u00e9t\u00e9 enqu\u00eate sur la cause, elle n&#8217;a pas encore fourni de date de sortie pour une correction. Il est conseill\u00e9 aux utilisateurs touch\u00e9s de v\u00e9rifier soigneusement les donn\u00e9es du tableur et les r\u00e9sultats de calcul manuellement pour l&#8217;instant.<\/p>\n<p>Une mise \u00e0 jour hors bande publi\u00e9e le 14 septembre 2026, pour Windows 11 et Windows Server n&#8217;a pas fourni de secours. Ce correctif d&#8217;urgence n&#8217;abordait que les probl\u00e8mes li\u00e9s aux partages Hyper-V, aux connexions Remote Desktop et aux pilotes audio USB, ainsi qu&#8217;une vuln\u00e9rabilit\u00e9 dans le service d&#8217;alimentation de mode utilisateur (CVE-2026-62721). Le dysfonctionnement Excel n&#8217;a pas \u00e9t\u00e9 abord\u00e9 dans cette version.<\/p>\n<h2>Conseils pratiques et solutions de rechange pour les utilisateurs touch\u00e9s<\/h2>\n<p>Jusqu&#8217;\u00e0 ce que Microsoft livre une construction r\u00e9solue, les utilisateurs et les administrateurs doivent compter sur des solutions de rechange:<\/p>\n<ul>\n<li><strong>D\u00e9sinstaller la mise \u00e0 jour &#038; #160;:<\/strong> La solution la plus fiable est de supprimer la mise \u00e0 jour cumulative KB5002914 via le panneau de configuration Windows ou de retourner l&#8217;installation Office \u00e0 une construction ant\u00e9rieure.<\/li>\n<li><strong>Couper au lieu de copier :<\/strong> D\u00e9placement du contenu par coupe (Ctrl+X) et collage fonctionne souvent, \u00e0 condition que les donn\u00e9es sources ne soient plus n\u00e9cessaires apr\u00e8s.<\/li>\n<li><strong>Coller Options sp\u00e9ciales :<\/strong> L&#8217;utilisation du menu &#8220;Paste Special&#8221; permet parfois de transf\u00e9rer des valeurs ou des formules avec succ\u00e8s.<\/li>\n<li><strong>Red\u00e9marrer &#038; #160;:<\/strong> Dans certains cas, red\u00e9marrer Excel ou l&#8217;ensemble du syst\u00e8me restaure temporairement la fonctionnalit\u00e9 du presse-papiers.<\/li>\n<\/ul>\n<p>Les utilisateurs sont mis en garde contre les interventions risqu\u00e9es : remplacer manuellement <code>excel.exe<\/code> ex\u00e9cutable comporte un risque important de corruption de fichiers et devrait \u00eatre \u00e9vit\u00e9. Les administrateurs dans les environnements d&#8217;entreprise devraient interrompre le d\u00e9ploiement de KB5002914 jusqu&#8217;\u00e0 ce qu&#8217;un correctif officiel soit disponible.<\/p>\n<p><em>Sources : <a href=\"https:\/\/borncity.com\/news\/excel-fehler-kopieren-und-einfuegen-nach-kb5002914-blockiert\/\" rel=\"nofollow noopener\" target=\"_blank\">Borncity.com<\/a><\/em><\/p>\n<div id=\"netgu-692729699\" class=\"netgu-after-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"4559785002\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Suite \u00e0 la mise \u00e0 jour de s\u00e9curit\u00e9 KB5002914, Microsoft Excel refuse de coller des cellules copi\u00e9es. Les utilisateurs touch\u00e9s doivent compter sur des solutions de rechange pour le moment.<\/p>\n","protected":false},"author":1,"featured_media":3056,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[],"tags":[],"class_list":["post-6473","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/6473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/comments?post=6473"}],"version-history":[{"count":1,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/6473\/revisions"}],"predecessor-version":[{"id":6474,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/posts\/6473\/revisions\/6474"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/media\/3056"}],"wp:attachment":[{"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/media?parent=6473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/categories?post=6473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netguide.io\/news\/wp-json\/wp\/v2\/tags?post=6473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}