{"id":1816,"date":"2023-02-27T12:53:10","date_gmt":"2023-02-27T11:53:10","guid":{"rendered":"https:\/\/techtocraft.xyz\/?p=1816"},"modified":"2023-02-27T14:17:37","modified_gmt":"2023-02-27T13:17:37","slug":"comment-reparer-la-securite-windows-sur-windows-11","status":"publish","type":"post","link":"https:\/\/hinakuu.xyz\/?p=1816","title":{"rendered":"Comment r\u00e9parer le centre de s\u00e9curit\u00e9 sur Windows 11"},"content":{"rendered":"\n<p>La S\u00e9curit\u00e9 Windows est int\u00e9gr\u00e9e nativement \u00e0 Windows 11 incluant un programme antivirus puissant qui prot\u00e8ge activement votre appareil contre&nbsp;les virus informatiques, les programmes malveillants et&nbsp;les ran\u00e7ongiciels. La protection en temps r\u00e9el de l\u2019<strong>antivirus Microsoft Defender<\/strong>&nbsp;(anciennement&nbsp;<strong>Centre de s\u00e9curit\u00e9 Windows Defender<\/strong>) effectue r\u00e9guli\u00e8rement des analyses et t\u00e9l\u00e9charge automatiquement des mises \u00e0 jour pour prot\u00e9ger votre appareil contre les menaces de s\u00e9curit\u00e9.<\/p>\n\n\n\n<p>Dans certains cas, il peut arriver que&nbsp;<strong>la S\u00e9curit\u00e9 Windows 11 ne fonctionne pas ou ne s\u2019ouvre pas<\/strong>, suite \u00e0 une mise \u00e0 niveau,&nbsp;l\u2019installation d\u2019une mise \u00e0 jour Windows, une mauvaise manipulation ou si des fichiers indispensables au bon fonctionnement de l\u2019application sont manquants ou corrompus. Nous allons voir dans ce tutoriel comment&nbsp;<strong>r\u00e9parer la S\u00e9curit\u00e9 Windows sur le syst\u00e8me d\u2019exploitation Windows 11<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"reinitialiser-application-securite-windows-11\">R\u00e9initialiser l\u2019application S\u00e9curit\u00e9 Windows 11<\/h3>\n\n\n\n<p>Si la S\u00e9curit\u00e9 Windows 11 ne s\u2019ouvre pas ou ne fonctionne pas correctement, essayez de r\u00e9parer ou r\u00e9initialiser l\u2019application. Rendez-vous dans les&nbsp;Param\u00e8tres de Windows 11, cliquez sur \u00ab&nbsp;<strong>Applications<\/strong>&nbsp;\u00bb dans le menu de gauche, et s\u00e9lectionnez \u00ab&nbsp;<strong>Applications install\u00e9es<\/strong>&nbsp;\u00bb dans le panneau de droite.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techtocraft.xyz\/wp-content\/uploads\/2023\/02\/acceder-applications-installees-windows-11.png\" alt=\"\" class=\"wp-image-1817\" width=\"691\" height=\"560\" srcset=\"https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/acceder-applications-installees-windows-11.png 900w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/acceder-applications-installees-windows-11-300x243.png 300w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/acceder-applications-installees-windows-11-768x623.png 768w\" sizes=\"auto, (max-width: 691px) 100vw, 691px\" \/><\/figure>\n\n\n\n<p>Cliquez sur les trois points horizontaux en face de l\u2019application S\u00e9curit\u00e9 Windows, et cliquez sur \u00ab&nbsp;<strong>Options avanc\u00e9es<\/strong>&nbsp;\u00bb dans le menu contextuel.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techtocraft.xyz\/wp-content\/uploads\/2023\/02\/ouvrir-options-avancees-application-securite-windows-11.png\" alt=\"\" class=\"wp-image-1818\" width=\"696\" height=\"509\" srcset=\"https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/ouvrir-options-avancees-application-securite-windows-11.png 900w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/ouvrir-options-avancees-application-securite-windows-11-300x219.png 300w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/ouvrir-options-avancees-application-securite-windows-11-768x561.png 768w\" sizes=\"auto, (max-width: 696px) 100vw, 696px\" \/><\/figure>\n\n\n\n<p>Acc\u00e9dez \u00e0 la section \u00ab&nbsp;<strong>R\u00e9initialiser<\/strong>&nbsp;\u00bb, cliquez sur le bouton \u00ab&nbsp;<strong>R\u00e9parer<\/strong>&nbsp;\u00bb pour lancer la r\u00e9paration de l\u2019application S\u00e9curit\u00e9 Windows 11. Si vous constatez que l\u2019application ne fonctionne toujours pas, cliquez sur le bouton \u00ab R\u00e9initialiser \u00bb, puis confirmez en cliquant de nouveau sur le bouton \u00ab R\u00e9initialiser \u00bb pour&nbsp;<strong>r\u00e9initialiser la S\u00e9curit\u00e9 Windows 11<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techtocraft.xyz\/wp-content\/uploads\/2023\/02\/reinitialiser-securite-windows-11.png\" alt=\"\" class=\"wp-image-1819\" width=\"706\" height=\"509\" srcset=\"https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/reinitialiser-securite-windows-11.png 900w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/reinitialiser-securite-windows-11-300x217.png 300w, https:\/\/hinakuu.xyz\/wp-content\/uploads\/2023\/02\/reinitialiser-securite-windows-11-768x555.png 768w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p>Fermez la fen\u00eatre des Options avanc\u00e9es de la S\u00e9curit\u00e9 Windows, et v\u00e9rifiez si le probl\u00e8me est r\u00e9solu. Si vous constatez qu\u2019il est toujours impossible d\u2019ouvrir la S\u00e9curit\u00e9 Windows 11 ou que l\u2019application ne fonctionne pas correctement, explorez la solution informatique suivante.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"reparer-securite-windows-11-avec-powershell\">R\u00e9parer la S\u00e9curit\u00e9 Windows 11 avec PowerShell<\/h3>\n\n\n\n<p>Pour r\u00e9parer l\u2019application S\u00e9curit\u00e9 Windows avec PowerShell, ouvrez le&nbsp;Terminal Windows&nbsp;en tant qu\u2019administrateur, et s\u00e9lectionnez \u00ab Windows PowerShell \u00bb.<\/p>\n\n\n\n<p>Saisissez la commande ci-dessous, et appuyez sur la touche \u00ab Entr\u00e9e \u00bb.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage<\/pre>\n\n\n\n<p>Entrez maintenant les commandes ci-dessous, l\u2019une apr\u00e8s l\u2019autre, et appuyez sur la touche \u00ab Entr\u00e9e \u00bb apr\u00e8s chaque commande pour&nbsp;<strong>r\u00e9parer la S\u00e9curit\u00e9 Windows 11<\/strong>.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Set-ExecutionPolicy Unrestricted<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register \"$($_.InstallLocation)\\AppXManifest.xml\"}<\/pre>\n\n\n\n<p>Une fois le processus termin\u00e9, fermez le Terminal Windows, et red\u00e9marrez votre ordinateur. V\u00e9rifiez ensuite le bon fonctionnement de l\u2019application.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La S\u00e9curit\u00e9 Windows est int\u00e9gr\u00e9e nativement \u00e0 Windows 11 incluant un programme antivirus puissant qui prot\u00e8ge activement votre<\/p>\n","protected":false},"author":1,"featured_media":1820,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classe"],"_links":{"self":[{"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/posts\/1816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1816"}],"version-history":[{"count":5,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/posts\/1816\/revisions"}],"predecessor-version":[{"id":1827,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/posts\/1816\/revisions\/1827"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=\/wp\/v2\/media\/1820"}],"wp:attachment":[{"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hinakuu.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}