{"id":212185,"date":"2026-05-12T19:03:30","date_gmt":"2026-05-12T17:03:30","guid":{"rendered":"https:\/\/www.deskmodder.de\/blog\/?p=212185"},"modified":"2026-05-12T19:11:24","modified_gmt":"2026-05-12T17:11:24","slug":"kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai","status":"publish","type":"post","link":"https:\/\/www.deskmodder.de\/blog\/2026\/05\/12\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\/","title":{"rendered":"KB5089548 Windows 11 26H1 [Manueller Download] Sicherheitspatch Mai"},"content":{"rendered":"<p>Microsoft hat auch f\u00fcr die Windows 11 26H1 ein weiteres Sicherheitsupdate bereitgestellt. In diesem Monat ist es die KB 5089548 und die Versionsnummer \u00e4ndert sich auf die 28000.2113. Nochmal erw\u00e4hnt: Es handelt sich hier zwar um eine Retail, aber <a href=\"https:\/\/www.deskmodder.de\/blog\/2026\/02\/11\/windows-11-26h1-bleibt-bis-2027-bei-der-26h1\/\" target=\"_blank\">eben eine spezielle<\/a>.<\/p>\n<p><a href=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1.jpg\" rel=\"lightbox[212185]\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1-500x350.jpg\" alt=\"\" width=\"500\" height=\"350\" class=\"aligncenter size-medium wp-image-212186\" srcset=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1-500x350.jpg 500w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1-810x566.jpg 810w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1-293x205.jpg 293w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/05\/kb5089548-windows-11-26h1.jpg 964w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>Falls ihr in dieser Version den Schalter unter Windows Update nicht auf &#8222;Ein&#8220; haben solltet, dann werden mit dem heutigen Update auch die Verbesserungen vom optionalen Update April installiert und integriert. Und das sind <a href=\"https:\/\/www.deskmodder.de\/blog\/2026\/05\/01\/kb5083806-windows-11-26h1-manueller-download-optionales-update-april\/\" target=\"_blank\">nicht wenige \u00c4nderungen<\/a>.<\/p>\n<h3>Bekannte Probleme durch die KB5089548<\/h3>\n<ul>\n<li>Keine beschrieben. (Bisher hatte die 26H1 auch noch kein Problem. Siehe auch in <a href=\"https:\/\/www.deskmodder.de\/blog\/2026\/04\/08\/windows-11-und-10-there-are-no-aktive-issues-at-this-time\/\" target=\"_blank\">diesem Beitrag<\/a>.<\/li>\n<\/ul>\n<h3>Korrekturen und Verbesserungen durch die KB5089548<\/h3>\n<ul>\n<li>Dieses Update behebt Sicherheitsprobleme im Windows-Betriebssystem.<\/li>\n<li>Die einzelnen Sicherheitsl\u00fccken, die geschlossen wurden, k\u00f6nnt ihr <a href=\"https:\/\/msrc.microsoft.com\/update-guide\/\" target=\"_blank\">hier nachlesen<\/a><\/li>\n<li><strong>Konnektivit\u00e4t<\/strong> Dieses Update verbessert die Zuverl\u00e4ssigkeit von SSDP-Benachrichtigungen (Simple Service Discovery Protocol), um zu verhindern, dass der Dienst nicht mehr reagiert.<\/li>\n<li><strong>Gaming<\/strong> Dieses Update verbessert die Kompatibilit\u00e4t f\u00fcr einige Spiele, die eingebettete Webinhalte verwenden, und tr\u00e4gt dazu bei, die Auswirkungen von JavaScript-Fehlern auf Funktionen im Spiel zu verringern.<\/li>\n<li><a href=\"https:\/\/support.microsoft.com\/help\/5089548\" target=\"_blank\">support.microsoft<\/a><\/li>\n<\/ul>\n<h3>Manueller Download der KB5089548<\/h3>\n<ul>\n<li><a href=\"https:\/\/catalog.sf.dl.delivery.mp.microsoft.com\/filestreamingservice\/files\/6d4e9b5d-6f2b-4bbe-92c8-c2776126e11f\/public\/windows11.0-kb5089548-x64_313f1b62787096e442a8aac96dbf3d042fa04313.msu\" target=\"_blank\">Windows11.0-KB5089548-x64.msu<\/a><\/li>\n<li>ARM: <a href=\"https:\/\/catalog.sf.dl.delivery.mp.microsoft.com\/filestreamingservice\/files\/24121793-a4c1-467c-86ee-0e30eaf8029f\/public\/windows11.0-kb5089548-arm64_0513b9fd796d6e894c82811d01f216ba9fc8d323.msu\" target=\"_blank\">Windows11.0-KB5089548-arm64.msu<\/a><\/li>\n<\/ul>\n<h3>Windows 11 Tutorials und Hilfe<\/h3>\n<ul>\n<li>In unserem <a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Kategorie:Windows_11\" rel=\"noopener noreferrer\" target=\"_blank\">Windows 11 Wiki<\/a> findet ihr sehr viele hilfreiche Tipps und Tricks.<\/li>\n<li>Falls ihr Fragen habt, dann stellt diese ganz einfach bei uns im <a href=\"https:\/\/www.deskmodder.de\/phpBB3\/viewforum.php?f=353\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Forum<\/strong><\/a>.<\/li>\n<li><strong>Installationsmedien:<\/strong> Aktuelle Windows 11 ISOs findet ihr hier: <a href=\"https:\/\/www.deskmodder.de\/blog\/2025\/06\/28\/windows-11-25h2-26200-iso-esd-deutsch-english\/\" rel=\"noopener\" target=\"_blank\">25H2 26200<\/a>. Ansonsten <a href=\"https:\/\/www.deskmodder.de\/blog\/#:~:text=l%C3%A4dt%20die%2019045.3803-,Download%2DBereich,-Windows%2011%20ISO\" rel=\"noopener\" target=\"_blank\">immer in der rechten Sidebar<\/a>.<\/li>\n<li><a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Windows_11_neu_clean_installieren_Tipps_und_Tricks\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Windows 11 neu clean installieren Tipps und Tricks<\/strong><\/a>.<\/li>\n<li><a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Windows_11_auch_ohne_TPM_und_Secure_Boot_installieren\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Windows 11 auch ohne TPM und Secure Boot installieren<\/strong><\/a>.<\/li>\n<li><a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Windows_11_mit_einem_lokalen_oder_Microsoft_Konto_installieren\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Windows 11 mit lokalem Konto auch Offline installieren<\/strong><\/a>.<\/li>\n<li><a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Windows_11_Inplace_Upgrade_Reparatur_oder_Feature_Update\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Windows 11 Inplace Upgrade Reparatur oder Feature Update<\/strong><\/a>.<\/li>\n<li><a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Automatisch_anmelden_Pin_entfernen_Windows_11\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Automatisch anmelden Pin entfernen Windows 11<\/strong><\/a>.<\/li>\n<li>Alle Beitr\u00e4ge zu Windows 11 im Blog findet ihr <a href=\"https:\/\/www.deskmodder.de\/blog\/category\/windows-11\/\" rel=\"noopener\" target=\"_blank\">\u00fcber diese Seite<\/a>. Wobei auch <a href=\"https:\/\/www.deskmodder.de\/blog\/\" rel=\"noopener\" target=\"_blank\">alle anderen Artikel<\/a> interessant sein k\u00f6nnen.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft hat auch f\u00fcr die Windows 11 26H1 ein weiteres Sicherheitsupdate bereitgestellt. In diesem Monat ist es die KB 5089548 und die Versionsnummer \u00e4ndert sich auf die 28000.2113. Nochmal erw\u00e4hnt: Es handelt sich hier zwar um eine Retail, aber eben&hellip; <\/p>\n","protected":false},"author":134,"featured_media":153427,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[80310],"tags":[96514,96513,94434,96515],"class_list":["post-212185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows-11","tag-kb-5089548","tag-kb5089548","tag-windows-11-26h1","tag-windows11-0-kb5089548-x64-msu"],"wp_featured_image":{"id":153427,"alt_text":"","description":"","media_type":"image","media_details":{"width":978,"height":584,"file":"2021\/05\/windows-10-update-logo.jpg","sizes":{"medium":{"file":"windows-10-update-logo-500x299.jpg","width":500,"height":299,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-500x299.jpg"},"large":{"file":"windows-10-update-logo-810x484.jpg","width":810,"height":484,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-810x484.jpg"},"thumbnail":{"file":"windows-10-update-logo-306x183.jpg","width":306,"height":183,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-306x183.jpg"},"blog-large":{"file":"windows-10-update-logo-642x300.jpg","width":642,"height":300,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-642x300.jpg"},"blog-medium":{"file":"windows-10-update-logo-306x205.jpg","width":306,"height":205,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-306x205.jpg"},"recent-thumb":{"file":"windows-10-update-logo-350x316.jpg","width":350,"height":316,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-350x316.jpg"},"service-featured":{"file":"windows-10-update-logo-600x330.jpg","width":600,"height":330,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-600x330.jpg"},"wp_rp_thumbnail":{"file":"windows-10-update-logo-50x50.jpg","width":50,"height":50,"mime-type":"image\/jpeg","source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo-50x50.jpg"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":155113,"source_url":"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo.jpg"},"commentcount":1,"wp_comments":[{"id":335418,"parent":0,"author":0,"author_name":"delli1","author_email":"axeldessau@t-online.de","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/718c74be3d36ad6ddaab43ede88aa96fa7c20f481d87ed2c6274525847029e73?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/718c74be3d36ad6ddaab43ede88aa96fa7c20f481d87ed2c6274525847029e73?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/718c74be3d36ad6ddaab43ede88aa96fa7c20f481d87ed2c6274525847029e73?s=96&d=mm&r=g"},"date":"2026-05-12T20:26:53","cld_nonce":"fb1cb78f73","content":{"rendered":"<p>musste zweimal laufenlassen bis er die neue Release installiert hat &#8211; l\u00e4uft<\/p>\n"},"status":"1"}],"wp_author":{"id":134,"name":"moinmoin","description":"Ich bin nicht allwissend, was <a href=\"https:\/\/www.deskmodder.de\/wiki\/index.php?title=Kategorie:Windows_11\">Windows<\/a> angeht. Aber genau deshalb nehme ich Windows gerne auseinander und unter die Lupe, um all mein Wissen zu erweitern. <i>J\u00fcrgen<\/i>","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/fab96769102f8886245ab411df9a42a235be79261e4b44aa7ab2a555da8b86b4?s=96&d=mm&r=g"}},"cld_nonce":"fb1cb78f73","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>KB5089548 Windows 11 26H1 [Manueller Download] Sicherheitspatch Mai - Deskmodder.de<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.deskmodder.de\/blog\/2026\/05\/12\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"KB5089548 Windows 11 26H1 [Manueller Download] Sicherheitspatch Mai\" \/>\n<meta property=\"og:description\" content=\"Microsoft hat auch f\u00fcr die Windows 11 26H1 ein weiteres Sicherheitsupdate bereitgestellt. In diesem Monat ist es die KB 5089548 und die Versionsnummer \u00e4ndert sich auf die 28000.2113. Nochmal erw\u00e4hnt: Es handelt sich hier zwar um eine Retail, aber eben&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.deskmodder.de\/blog\/2026\/05\/12\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\/\" \/>\n<meta property=\"og:site_name\" content=\"Deskmodder.de\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Deskmodder\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-12T17:03:30+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-12T17:11:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2021\/05\/windows-10-update-logo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"978\" \/>\n\t<meta property=\"og:image:height\" content=\"584\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"moinmoin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Deskmodder\" \/>\n<meta name=\"twitter:site\" content=\"@Deskmodder\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/\"},\"author\":{\"name\":\"moinmoin\",\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/#\\\/schema\\\/person\\\/a40b17a9503c4a1568ac4073bb54182a\"},\"headline\":\"KB5089548 Windows 11 26H1 [Manueller Download] Sicherheitspatch Mai\",\"datePublished\":\"2026-05-12T17:03:30+00:00\",\"dateModified\":\"2026-05-12T17:11:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/\"},\"wordCount\":295,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/wp-content\\\/uploads\\\/2021\\\/05\\\/windows-10-update-logo.jpg\",\"keywords\":[\"KB 5089548\",\"KB5089548\",\"Windows 11 26H1\",\"Windows11.0-KB5089548-x64.msu\"],\"articleSection\":[\"Windows 11\"],\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/#respond\"]}],\"copyrightYear\":\"2026\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/\",\"url\":\"https:\\\/\\\/www.deskmodder.de\\\/blog\\\/2026\\\/05\\\/12\\\/kb5089548-windows-11-26h1-manueller-download-sicherheitspatch-mai\\\/\",\"name\":\"KB5089548 Windows 11 26H1 [Manueller Download] Sicherheitspatch Mai - 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