{"id":195,"date":"2021-03-02T05:45:00","date_gmt":"2021-03-02T05:45:00","guid":{"rendered":"https:\/\/windowsreport.com\/fr\/?p=195"},"modified":"2025-09-05T13:02:42","modified_gmt":"2025-09-05T10:02:42","slug":"installer-net-3-5-windows","status":"publish","type":"post","link":"https:\/\/windowsreport.com\/fr\/installer-net-3-5-windows\/","title":{"rendered":"R\u00c9SOLU: Impossible d&rsquo;installer NET Framework 3.5 Windows 10"},"content":{"rendered":"\n<p>.NET Framework&nbsp;3.5 est une fonctionnalit\u00e9 importante pour ex\u00e9cuter de nombreuses applications Windows.<\/p>\n\n\n\n<p>Pourtant, certains utilisateurs ont signal\u00e9 que cette fonctionnalit\u00e9 n&rsquo;est pas activ\u00e9e dans Windows 10 ou qu&rsquo;ils ont des probl\u00e8mes pour l&rsquo;installer.<\/p>\n\n\n\n<p>Logiquement, avant d&rsquo;installer ces applications, nous devons activer .NET Framework sur notre ordinateur.<\/p>\n\n\n\n<p>Si ce composant important de Windows manque, vous pouvez rencontrer certains probl\u00e8mes. Voici comment y rem\u00e9dier!<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Comment installer NET Framework 3.5 sur Windows 10 ?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Installez.NET Framework 3.5 en tant que fonctionnalit\u00e9 Windows<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Appuyez simultan\u00e9ment sur les touches <strong><b><span id=\"urn:local-text-annotation-6fwkgxeusawjkil5y64ok5lfwbvxot9t\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">Windows<\/span> et R<\/b><\/strong>. <\/li><li>Tapez <strong><b>cpl<\/b><\/strong> dans la bo\u00eete de commande <strong>Ex\u00e9cuter <\/strong>et appuyez sur<strong><b>&nbsp;Entr\u00e9e<\/b><\/strong>&nbsp;ou cliquez sur <strong><b>OK<\/b><\/strong>.<\/li><li>Dans la fen\u00eatre <strong><b>Programmes et fonctionnalit\u00e9s<\/b><\/strong>, cliquez sur le lien <strong><b>Activer ou d\u00e9sactiver les fonctionnalit\u00e9s <span id=\"urn:enhancement-3dd49ed3-80a0-7d6b-d9ec-b5abc9b067bf\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">Windows.<a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/2019\/09\/Activer-ou-d%C3%A9sactiver-les-fonctionnalit%C3%A9s-Windows.png\"><img decoding=\"async\" width=\"445\" height=\"384\" class=\"aligncenter wp-image-406491 size-full\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/2019\/09\/Activer-ou-d\u00e9sactiver-les-fonctionnalit\u00e9s-Windows.png\" alt=\"Activer ou d\u00e9sactiver les fonctionnalit\u00e9s Windows\"><\/a><\/span><\/b><\/strong><\/li><li>V\u00e9rifiez si l\u2019option <strong><b><span id=\"urn:local-text-annotation-ckp31fplhxgyuv5dnypylcyo5fbqu2r4\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">.NET Framework<\/span> 3.5 <\/b><\/strong>(y compis.NET 2.0 et 3.0) est disponible. Si c\u2019est le cas, activez-la, puis cliquez sur <strong><b>OK<\/b><\/strong>.<\/li><li>Suivez les instructions \u00e0 l&rsquo;\u00e9cran, terminez l&rsquo;installation et red\u00e9marrez l&rsquo;ordinateur si le processus vous le demande.<\/li><\/ol>\n\n\n\n<p>Pour v\u00e9rifier si le framework.NET est disponible sur votre ordinateur, suivez les \u00e9tapes ci-dessus. Apr\u00e8s cela, <span id=\"urn:local-text-annotation-we8xzedcowndxdujiej2uj3jk46fax2s\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">.NET Framework<\/span> devrait recommencer \u00e0 fonctionner sans aucun probl\u00e8me.<\/p>\n\n\n\n<p>Vous pouvez \u00e9galement obtenir <span id=\"urn:local-text-annotation-7qps9n1tbswgjiaqqv5oilqhsosh85ng\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">.NET Framework<\/span> 3.5 aupr\u00e8s de Microsoft.<\/p>\n\n\n\n<p><strong>\u21d2<\/strong> <a href=\"https:\/\/www.microsoft.com\/fr-FR\/download\/details.aspx?id=21\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><b>T\u00e9l\u00e9chargez .NET Framework 3.5<\/b><\/strong><\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">2. Installez .NET Framework 3.5 sur demande<\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework.png\"><img decoding=\"async\" width=\"504\" height=\"337\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework.png\" alt=\"\" class=\"wp-image-6703\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework.png 504w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework-314x210.png 314w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework-120x80.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework-140x94.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework-64x43.png 64w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2021\/03\/Installer-cette-fonctionnalite-NET.-Framework-340x227.png 340w\" sizes=\"(max-width: 504px) 100vw, 504px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>En plus d\u2019installer.NET Framework 3.5 \u00e0 partir du Panneau de configuration, vous pouvez \u00e9galement l\u2019installer sur demande.<\/p>\n\n\n\n<p>Si une application particuli\u00e8re n\u00e9cessite .NET Framework 3.5, mais que cette fonctionnalit\u00e9 n\u2019est pas activ\u00e9e sur votre ordinateur, l\u2019assistant d\u2019installation peut vous inviter \u00e0 installer.NET Framework 3.5 sur demande.<\/p>\n\n\n\n<p>Pour installer <span id=\"urn:local-text-annotation-jj4m8gks8x2abukmso7c7f7m724tz5ta\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">.NET Framework<\/span> 3.5, s\u00e9lectionnez <strong><b>Installer cette fonctionnalit\u00e9<\/b><\/strong>&nbsp;et l&rsquo;outil sera automatiquement install\u00e9 sur votre ordinateur.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">3. Utilisez la commande DISM pour installer .NET Framework 3.5<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Appuyez simultan\u00e9ment sur les touches <strong><b><span id=\"urn:local-text-annotation-wmk4n9iqxoyvyp5aygimy4n347jiiqgz\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">Windows<\/span> et R<\/b><\/strong>. Dans la bo\u00eete de dialogue, tapez <strong><b>cmd <\/b><\/strong>et appuyez sur <strong><b>Entr\u00e9e<\/b><\/strong>.<\/li><li>Faites entrer la ligne suivante dans l\u2019invite de commande: <code><strong>DISM \/Online \/Enable feature \/FeatureName:NetFx3 \/All \/LimitAccess\/Source:X:sourcessxs<\/strong><\/code> <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5.png\"><img decoding=\"async\" width=\"961\" height=\"184\" class=\"aligncenter wp-image-5070 size-full\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5.png\" alt=\"Utilisez la commande DISM pour installer .NET Framework 3.5\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5.png 961w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-300x57.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-768x147.png 768w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-330x63.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-120x23.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-140x27.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Utilisez-la-commande-DISM-pour-installer-.NET-Framework-3.5-64x12.png 64w\" sizes=\"(max-width: 961px) 100vw, 961px\" \/><\/a><\/li><li>Pour ex\u00e9cuter cette commande, vous devez remplacer <strong>X<\/strong> par la lettre repr\u00e9sentant le lecteur avec le support d&rsquo;installation.<\/li><li>Apr\u00e8s avoir ex\u00e9cut\u00e9 cette commande, vous devriez pouvoir installer <span id=\"urn:local-text-annotation-8ors8ura7lnwhcmsp1a8ddz2vh4w5gua\" class=\"textannotation disambiguated wl-creative-work\" itemid=\"https:\/\/data.windowsreport.com\/windowsreport-fr\/post\/comment_installer_-net_framework_3-5_sur_windows_10\">.NET Framework<\/span> 3.5 sur votre PC sans aucun probl\u00e8me.<\/li><\/ol>\n\n\n\n<p>N&rsquo;oubliez pas que vous pourriez recevoir un message indiquant que vous avez besoin de privil\u00e8ges d&rsquo;administrateur pour ex\u00e9cuter cette commande.<\/p>\n\n\n\n<p>Si cela se produit, vous devez lancer l&rsquo;invite de commande en tant qu&rsquo;administrateur et r\u00e9ex\u00e9cuter cette commande.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">4. Installez les mises \u00e0 jour manquantes et r\u00e9essayez<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Ouvrez l&rsquo;application <strong>Param\u00e8tres<\/strong>.<\/li><li>Ensuite, acc\u00e9dez \u00e0 la section <strong>Mise \u00e0 jour et s\u00e9curit\u00e9<\/strong>.<\/li><li>Cliquez sur le bouton <strong>Rechercher des mises \u00e0 jour<\/strong>. Windows 10 va v\u00e9rifier les mises \u00e0 jour disponibles et les t\u00e9l\u00e9chargera en arri\u00e8re-plan.<\/li><\/ol>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour.png\"><img decoding=\"async\" width=\"1007\" height=\"355\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour.png\" alt=\"Parametres_Windows Update_rechercher des mises a jour\" class=\"wp-image-3145\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour.png 1007w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-300x106.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-768x271.png 768w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-330x116.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-120x42.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-140x49.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/09\/Parametres_Windows-Update_rechercher-des-mises-a-jour-64x23.png 64w\" sizes=\"(max-width: 1007px) 100vw, 1007px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>Apr\u00e8s avoir t\u00e9l\u00e9charg\u00e9 et install\u00e9 les derni\u00e8res mises \u00e0 jour, vous devez r\u00e9essayer d&rsquo;installer .NET Framework 3.5.<\/p>\n\n\n\n<p>Si .NET Framework 3.5 est manquant et que vous ne pouvez pas l&rsquo;installer, vous pourrez peut-\u00eatre r\u00e9soudre le probl\u00e8me en t\u00e9l\u00e9chargeant les derni\u00e8res mises \u00e0 jour Windows.<\/p>\n\n\n\n<p>Parfois, des bogues peuvent emp\u00eacher l&rsquo;installation de certains composants, mais vous devriez pouvoir les corriger en mettant \u00e0 jour Windows 10.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">5. Effectuez une analyse SFC<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Appuyez sur la touche Windows + X pour ouvrir le menu et choisissez <strong>Invite de commandes (Admin)<\/strong> ou <strong>PowerShell (Admin)<\/strong>.<\/li><li>Faites entrer <strong>sfc \/ scannow<\/strong>.<\/li><li>L&rsquo;analyse SFC va d\u00e9marrer. Gardez \u00e0 l&rsquo;esprit que l&rsquo;analyse SFC peut prendre environ 15 minutes, alors ne l&rsquo;interrompez pas.<\/li><\/ol>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow.png\"><img decoding=\"async\" width=\"1019\" height=\"148\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow.png\" alt=\"CMD SFC scannow\" class=\"wp-image-2006\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow.png 1019w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-300x44.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-768x112.png 768w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-330x48.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-120x17.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-140x20.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2020\/04\/CMD-SFC-scannow-64x9.png 64w\" sizes=\"(max-width: 1019px) 100vw, 1019px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>Une fois l&rsquo;analyse SFC termin\u00e9e, essayez \u00e0 nouveau d&rsquo;installer .NET Framework 3.5. <\/p>\n\n\n\n<p>Si cela ne fonctionne pas, vous devrez peut-\u00eatre \u00e9galement effectuer une analyse DISM.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">6. Effectuez une analyse DISM<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Ouvrez l&rsquo;<strong>Invite de commandes<\/strong> en tant qu&rsquo;administrateur.<\/li><li>Maintenant, entrez la commande suivante et appuyez sur <strong>Entr\u00e9e<\/strong> pour l&rsquo;ex\u00e9cuter: <code><strong>DISM \/ Online \/ Cleanup-Image \/ RestoreHealth <\/strong><\/code><a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM.png\"><img decoding=\"async\" width=\"674\" height=\"138\" class=\"aligncenter wp-image-5071 size-full\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM.png\" alt=\"Effectuez une analyse DISM\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM.png 674w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM-300x61.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM-330x68.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM-120x25.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM-140x29.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Effectuez-une-analyse-DISM-64x13.png 64w\" sizes=\"(max-width: 674px) 100vw, 674px\" \/><\/a><\/li><li>L&rsquo;analyse DISM va commencer. Cela peut prendre plus de 15 minutes, alors assurez-vous de ne pas l&rsquo;interrompre.<\/li><li>Une fois que vous avez termin\u00e9 l&rsquo;analyse DISM, essayez \u00e0 nouveau d&rsquo;installer .NET Framework 3.5.<\/li><\/ol>\n\n\n\n<p>D&rsquo;autres utilisateurs ont signal\u00e9 que l&rsquo;analyse DISM a fonctionn\u00e9 pour eux, mais si vous ne parvenez toujours pas \u00e0 installer .NET Framework, r\u00e9p\u00e9tez l&rsquo;analyse SFC et v\u00e9rifiez si cela r\u00e9sout le probl\u00e8me.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">7. Utilisez la commande lodctr<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Ouvrez l&rsquo;<strong>Invite de commandes<\/strong> en tant qu&rsquo;administrateur.<\/li><li>Ensuite, entrez <strong>lodctr \/ r<\/strong> et appuyez sur Entr\u00e9e pour l&rsquo;ex\u00e9cuter.<\/li><\/ol>\n\n\n\n<p>Une fois la commande ex\u00e9cut\u00e9e, le probl\u00e8me devrait \u00eatre r\u00e9solu et vous pourrez installer .NET Framework 3.5 sans aucun probl\u00e8me.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">8. Modifiez votre strat\u00e9gie de groupe<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Appuyez sur les&nbsp;<strong>touches Windows + R<\/strong> pour ouvrir le menu Executer.<\/li><li>Entrez <strong>gpedit.msc<\/strong>. et appuyez sur <strong>Entr\u00e9e<\/strong>.<\/li><li>Lorsque l&rsquo;<strong>\u00c9diteur de strat\u00e9gie de groupe locale<\/strong> d\u00e9marre, dans le volet gauche, acc\u00e9dez \u00e0 <strong>Configuration ordinateur -&gt; Mod\u00e8les d&rsquo;administration -&gt; Syst\u00e8me<\/strong>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme.png\"><img decoding=\"async\" width=\"754\" height=\"487\" class=\"wp-image-5072\" style=\"width: 500px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme.png\" alt=\"\u00c9diteur de strat\u00e9gie de groupe locale_Configuration ordinateur_Mod\u00e8les d administration_Syst\u00e8me\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme.png 754w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme-300x194.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme-325x210.png 325w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme-120x78.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme-140x90.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Configuration-ordinateur_Modeles-d-administration_Systeme-64x41.png 64w\" sizes=\"(max-width: 754px) 100vw, 754px\" \/><\/a><\/li><li>Dans le volet droit, double-cliquez sur <strong>Sp\u00e9cifier des param\u00e8tres pour l&rsquo;installation des composants facultatifs et la r\u00e9paration de composants<\/strong>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants.png\"><img decoding=\"async\" width=\"977\" height=\"416\" class=\"wp-image-5073\" style=\"width: 500px\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants.png\" alt=\"Editeur de strategie de groupe locale_Sp\u00e9cifier des param\u00e8tres pour l'installation des composants facultatifs et la r\u00e9paration de composants\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants.png 977w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-300x128.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-768x327.png 768w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-330x141.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-120x51.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-140x60.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Editeur-de-strategie-de-groupe-locale_Specifier-des-parametres-pour-linstallation-des-composants-facultatifs-et-la-reparation-de-composants-64x27.png 64w\" sizes=\"(max-width: 977px) 100vw, 977px\" \/><\/a><\/li><li>Une nouvelle fen\u00eatre va maintenant appara\u00eetre. <\/li><li>S\u00e9lectionnez <strong>Activ\u00e9 <\/strong>et cliquez sur <strong>Appliquer<\/strong> et <strong>OK<\/strong>.<\/li><\/ol>\n\n\n\n<p>Apr\u00e8s avoir effectu\u00e9 ces modifications, il vous suffit de d\u00e9marrer l&rsquo;Invite de commande en tant qu&rsquo;administrateur et d&rsquo;ex\u00e9cuter la commande <strong>gpupdate \/ force<\/strong> pour appliquer les modifications.<\/p>\n\n\n\n<p>Apr\u00e8s cela, vous devriez pouvoir installer le .NET Framework sans probl\u00e8mes.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">9. V\u00e9rifiez votre centre d&rsquo;actions<\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Appuyez sur les touches <strong>Windows + S<\/strong> et entrez dans le <strong>Panneau de configuration<\/strong>.<\/li><li>Acc\u00e9dez maintenant \u00e0 la section <strong>Syst\u00e8me et s\u00e9curit\u00e9<\/strong>.<\/li><li>Cliquez sur <strong>V\u00e9rifier l&rsquo;\u00e9tat de votre ordinateur et r\u00e9soudre les probl\u00e8mes<\/strong>. <a href=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes.png\"><img decoding=\"async\" class=\"aligncenter wp-image-5074 size-full\" src=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes.png\" alt=\"Panneau de configuration_V\u00e9rifier \u00e9tat de votre ordinateur et r\u00e9soudre les probl\u00e8mes\" width=\"871\" height=\"336\" srcset=\"https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes.png 871w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-300x116.png 300w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-768x296.png 768w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-330x127.png 330w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-120x46.png 120w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-140x54.png 140w, https:\/\/windowsreport.com\/fr\/wp-content\/uploads\/sites\/3\/2019\/11\/Panneau-de-configuration_Verifier-etat-de-votre-ordinateur-et-resoudre-les-problemes-64x25.png 64w\" sizes=\"(max-width: 871px) 100vw, 871px\" \/><\/a><\/li><li>Si vous voyez des avertissements, assurez-vous de les r\u00e9soudre.<\/li><\/ol>\n\n\n\n<p>Une fois tous les probl\u00e8mes r\u00e9solus, essayez \u00e0 nouveau d&rsquo;installer .NET Framework.<\/p>\n\n\n\n<hr class=\"wp-block-separator\" \/>\n\n\n\n<p>Une de ces \u00e9tapes devrait r\u00e9soudre votre probl\u00e8me avec .NET Framework 3.5 sous Windows 10.<\/p>\n\n\n\n<p>Si quelque chose ne fonctionne pas pour vous ou si vous avez des questions suppl\u00e9mentaires, veuillez laisser votre commentaire dans la section dedi\u00e9e ci-dessous.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>.NET Framework&nbsp;3.5 est une fonctionnalit\u00e9 importante pour ex\u00e9cuter de nombreuses applications Windows. Pourtant, certains utilisateurs ont signal\u00e9 que cette fonctionnalit\u00e9 n&rsquo;est pas activ\u00e9e dans Windows 10 ou qu&rsquo;ils ont des probl\u00e8mes pour l&rsquo;installer. Logiquement, avant d&rsquo;installer ces applications, nous devons activer .NET Framework sur notre ordinateur. Si ce composant important de Windows manque, vous pouvez [&hellip;]<\/p>\n","protected":false},"author":252,"featured_media":198,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_enabled_clarity":"","footnotes":""},"categories":[1019],"tags":[392,8860,39],"work":[10860,10861,10862],"class_list":["post-195","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutoriels","tag-net","tag-erreur-de-systeme","tag-windows-10","work-exclude-first-cta","work-exclude-last-cta","work-exclude-mid-cta"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.8 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>R\u00c9SOLU: Impossible d&#039;installer NET Framework 3.5 Windows 10<\/title>\n<meta name=\"description\" content=\"Impossible d&#039;installer NET Framework 3.5 sur Windows 10 ? 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Jetez un coup d&#039;\u0153il \u00e0 nos solutions simples et pratiques ci-dessous pour y arriver!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/windowsreport.com\/fr\/installer-net-3-5-windows\/\" \/>\n<meta property=\"og:site_name\" content=\"WindowsReport - Une vie technologique sans erreur\" \/>\n<meta property=\"article:published_time\" content=\"2021-03-02T05:45:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-05T10:02:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/windowsreport.com\/wp-content\/uploads\/sites\/3\/2019\/11\/dotnet.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sonia Martin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SoniaMa70862538\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sonia Martin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\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\":\"Article\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/\"},\"author\":{\"name\":\"Sonia Martin\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/#\\\/schema\\\/person\\\/37fcf45eee194dc043ab657a17f8c766\"},\"headline\":\"R\u00c9SOLU: Impossible d&rsquo;installer NET Framework 3.5 Windows 10\",\"datePublished\":\"2021-03-02T05:45:00+00:00\",\"dateModified\":\"2025-09-05T10:02:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/\"},\"wordCount\":1024,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2019\\\/11\\\/dotnet.jpg\",\"keywords\":[\".NET\",\"erreur de syst\u00e8me\",\"Windows 10\"],\"articleSection\":[\"Tuto\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/#respond\"]}],\"copyrightYear\":\"2021\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/\",\"url\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/\",\"name\":\"R\u00c9SOLU: Impossible d'installer NET Framework 3.5 Windows 10\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/installer-net-3-5-windows\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/windowsreport.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/3\\\/2019\\\/11\\\/dotnet.jpg\",\"datePublished\":\"2021-03-02T05:45:00+00:00\",\"dateModified\":\"2025-09-05T10:02:42+00:00\",\"description\":\"Impossible d'installer NET Framework 3.5 sur Windows 10 ? 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