{"id":215771,"date":"2026-08-27T19:25:34","date_gmt":"2026-08-27T17:25:34","guid":{"rendered":"https:\/\/www.deskmodder.de\/blog\/?p=215771"},"modified":"2026-08-27T19:48:07","modified_gmt":"2026-08-27T17:48:07","slug":"windows-11-26h2-26300-9278-im-release-preview-kanal","status":"publish","type":"post","link":"https:\/\/www.deskmodder.de\/blog\/2026\/08\/27\/windows-11-26h2-26300-9278-im-release-preview-kanal\/","title":{"rendered":"Windows 11 26H2 26300.9278  im Release Preview Kanal"},"content":{"rendered":"<p>Die Windows 11 26H2 hat Microsoft jetzt aus dem Insider-Kanal Experimental in den RP-Kanal verschoben. Mit dem neuen Update KB5120998 wird die Versionsnummer auf die 26300.9168 erh\u00f6ht. Mit dabei auch gleich ein neues Funktionsupdate als KB 5121794. Damit haben wir das Ziel der 26H2 schon einmal vorab erreicht.<\/p>\n<p><a href=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2.jpg\" rel=\"lightbox[215771]\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2-500x358.jpg\" alt=\"\" width=\"500\" height=\"358\" class=\"aligncenter size-medium wp-image-215772\" srcset=\"https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2-500x358.jpg 500w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2-810x580.jpg 810w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2-286x205.jpg 286w, https:\/\/www.deskmodder.de\/blog\/wp-content\/uploads\/2026\/08\/kb5121003-windows-11-26h2.jpg 981w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>Ben\u00f6tigt wird, wie auch bei der Windows 11 24H2 und 25H2 die KB5043080 als <a href=\"https:\/\/www.deskmodder.de\/blog\/2024\/08\/12\/checkpoint-updates-unter-windows-11-24h2-und-ihre-funktionsweise\/\" target=\"_blank\">Checkpoint-Update.<\/a> Aber da es vom <a href=\"https:\/\/www.deskmodder.de\/blog\/2024\/09\/10\/kb5043080-windows-11-24h2-manueller-download-26100-1742-sicherheitsupdate-september\/\" target=\"_blank\">September 2025<\/a> ist, wird es jeder von euch schon installiert haben. Es hat sich also hier nichts ge\u00e4ndert.<\/p>\n<p>Das Update wird im Release Preview Kanal verteilt und ist damit die finale Version der Windows 11 26H2. <a href=\"https:\/\/www.deskmodder.de\/blog\/2026\/06\/20\/windows-11-26h2-wurde-offiziell-angekuendigt\/\" target=\"_blank\">Offiziell an alle<\/a> wird es dann etwa Anfang Oktober zum Oktober-Patchday verteilt. Wer also schon umsteigen m\u00f6chte, wird bis dahin die Updates manuell einspielen m\u00fcssen. Das heutige Update selbst ist identisch mit dem neuen optionalen Update f\u00fcr die Windows 11 24H2 und Windows 11 25H2, welches auch gerade freigegeben wurde.<\/p>\n<div class=\"quelle\">Quelle: <a href=\"https:\/\/blogs.windows.com\/windows-insider\/2026\/08\/27\/releasing-windows-11-version-26h2-to-the-release-preview-channel\/\" target=\"_blank\">blogs.windows<\/a><\/div>\n<h3>Manueller Download der KB5120998<\/h3>\n<ul>\n<li>Dieses Update ist f\u00fcr Windows 11 24H2 26100, Windows 11 25H2 26200 und Windows 11 26H2 26300<\/li>\n<li><a href=\"https:\/\/catalog.sf.dl.delivery.mp.microsoft.com\/filestreamingservice\/files\/7416ff4e-4741-42fb-a16b-0a92e2dfc42b\/public\/windows11.0-kb5120998-x64_5cdebefaecf780c7487e56a0d5472830a24a673a.msu\" target=\"_blank\">Windows11.0-KB5120998-x64.msu<\/a><\/li>\n<li>ARM: <a href=\"https:\/\/catalog.sf.dl.delivery.mp.microsoft.com\/filestreamingservice\/files\/14103cad-d3d4-452e-a112-1d6fecfe3167\/public\/windows11.0-kb5120998-arm64_383aa004fabf4946be5f4f6a6cf9200c6b7d2a5e.msu\" target=\"_blank\">Windows11.0-KB5120998-arm64.msu<\/a> <\/li>\n<\/ul>\n<h3>Manueller Download vom Enablement Package (Funktionsupdate) KB5121794 f\u00fcr die Windows 11 26H2<\/h3>\n<ul>\n<li><a href=\"https:\/\/t1p.de\/f4z8c\" target=\"_blank\">Windows11.0-KB5121794-x64.msu<\/a><\/li>\n<li>ARM: <a href=\"https:\/\/t1p.de\/anfka\" target=\"_blank\">Windows11.0-KB5121794-arm64.msu <\/a><\/li>\n<\/ul>\n<h3>Wer selbst eine ISO vorbereiten m\u00f6chte, ben\u00f6tigt das EP als *.cab Datei. Diese haben wir nat\u00fcrlich auch f\u00fcr euch<\/h3>\n<ul>\n<li><a href=\"https:\/\/t1p.de\/vhwds\" target=\"_blank\">Windows11.0-KB5121794-x64.cab<\/a><\/li>\n<li>ARM: <a href=\"https:\/\/t1p.de\/pegvi\" target=\"_blank\">Windows11.0-KB5121794-ARM64.cab<\/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>Die Windows 11 26H2 hat Microsoft jetzt aus dem Insider-Kanal Experimental in den RP-Kanal verschoben. Mit dem neuen Update KB5120998 wird die Versionsnummer auf die 26300.9168 erh\u00f6ht. Mit dabei auch gleich ein neues Funktionsupdate als KB 5121794. Damit haben wir&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":[97693,97735,97692,97734,97737,97736],"class_list":["post-215771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows-11","tag-kb-5121003","tag-kb-5121794","tag-kb5121003","tag-kb5121794","tag-windows-11-26300-retail","tag-windows-11-26300-rp"],"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":7,"wp_comments":[{"id":344030,"parent":0,"author":0,"author_name":"Roland Er\u00f6s","author_email":"Aeneas72@gmx.at","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=96&d=mm&r=g"},"date":"2026-08-27T19:39:51","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Dieses Update ist jedoch nicht f\u00fcr die 26340er geeignet &#8211; oder irre ich mich?<\/p>\n"},"status":"1"},{"id":344031,"parent":344030,"author":4440,"author_name":"DK2000","author_email":"kleiner.dicker.tiger@gmail.com","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/f47c5818487788ab85c373f448667f574e8c0e789a076cd59313e685780305a2?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/f47c5818487788ab85c373f448667f574e8c0e789a076cd59313e685780305a2?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/f47c5818487788ab85c373f448667f574e8c0e789a076cd59313e685780305a2?s=96&d=mm&r=g"},"date":"2026-08-27T19:42:48","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Nein. Das Update ist f\u00fcr die 24H2 und 25H2. Die 26340 ist zwar auch die 26H2, aber Insider Zweig. Hat mit Release Preview und Retail nichts zu tun. Wenn Du von der 26340 zur\u00fcck auf die neue 26300 willst, geht das nur \u00fcber Inplace Upgrade.<\/p>\n"},"status":"1"},{"id":344044,"parent":0,"author":0,"author_name":"peter0815","author_email":"peter@raabe.net","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/ffe4e3da6056b48d563bc16411a30121102bd23260082f47dfeeb74375d1ff33?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/ffe4e3da6056b48d563bc16411a30121102bd23260082f47dfeeb74375d1ff33?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/ffe4e3da6056b48d563bc16411a30121102bd23260082f47dfeeb74375d1ff33?s=96&d=mm&r=g"},"date":"2026-08-27T20:29:32","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Lang lang ist&#8217;s her. Das KB5043080 erschien bereits 2024 und nicht erst 2025.<\/p>\n<p>Jedes offizielle 24H2 und 25H2 (undc k\u00fcnftig 26H2) ISO hat es deshalb nie wirklich gebraucht.<\/p>\n<p>Die damals mehr kaputter als ganzer machenden Checkpoint-Updates sind hoffentlich stillschweigend in die Dauerrente retiered.<\/p>\n"},"status":"1"},{"id":344045,"parent":0,"author":0,"author_name":"Win11_Leak","author_email":"sms1984@gmx.de","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/fa807491bc01eb6446051f8ce7f6d8c9ef9b3649ef68b7febf8b87280edb6984?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/fa807491bc01eb6446051f8ce7f6d8c9ef9b3649ef68b7febf8b87280edb6984?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/fa807491bc01eb6446051f8ce7f6d8c9ef9b3649ef68b7febf8b87280edb6984?s=96&d=mm&r=g"},"date":"2026-08-27T20:30:03","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Bl\u00f6de Frage, aber k\u00f6nnte man auch via Inplace Upgrade von der 26H1 auf die 26H2 wechseln?<\/p>\n"},"status":"1"},{"id":344046,"parent":344031,"author":0,"author_name":"Roland Er\u00f6s","author_email":"Aeneas72@gmx.at","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/cb644ef0406bebe224c30bc4b4ab2effa3d49bee222997c6f6f5c66e126bd769?s=96&d=mm&r=g"},"date":"2026-08-27T20:30:04","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Wird es f\u00fcr die 26340er auch (mehr oder weniger) regelm\u00e4\u00dfige Updates geben?<\/p>\n"},"status":"1"},{"id":344048,"parent":0,"author":0,"author_name":"Fuzzy-79","author_email":"m.sirlin@icloud.com","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/48d1d6c50fd33ed71837eacedfeb66b33016cd8ffc8f6ae50b20f8c8f87803d7?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/48d1d6c50fd33ed71837eacedfeb66b33016cd8ffc8f6ae50b20f8c8f87803d7?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/48d1d6c50fd33ed71837eacedfeb66b33016cd8ffc8f6ae50b20f8c8f87803d7?s=96&d=mm&r=g"},"date":"2026-08-27T20:42:23","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Noch ne bl\u00f6dere Frage; bin auf der 26340 und will eigentlich wieder auf eine Spielwiese wo man neue Sachen ausprobieren kann und auch die Feature Flags hat. Welche Version muss ich installieren um eine neue Spielwiese zu haben? <\/p>\n<p>Gru\u00df Marc  <\/p>\n<p><i>gepostet mit der <a href=\"https:\/\/apps.apple.com\/de\/app\/deskmodder\/id1478451921?l=de\" rel=\"nofollow ugc\">Deskmodder.de-App f\u00fcr iOS<\/a><\/i><\/p>\n"},"status":"1"},{"id":344052,"parent":344045,"author":0,"author_name":"Chris","author_email":"xxxxx@gmx.net","author_url":"","author_avatar_urls":{"24":"https:\/\/secure.gravatar.com\/avatar\/e62de9afd59202d658c86f7c3f95d7fda18475a8830b0e60120cfdc1d57f96e2?s=24&d=mm&r=g","48":"https:\/\/secure.gravatar.com\/avatar\/e62de9afd59202d658c86f7c3f95d7fda18475a8830b0e60120cfdc1d57f96e2?s=48&d=mm&r=g","96":"https:\/\/secure.gravatar.com\/avatar\/e62de9afd59202d658c86f7c3f95d7fda18475a8830b0e60120cfdc1d57f96e2?s=96&d=mm&r=g"},"date":"2026-08-27T20:55:45","cld_nonce":"7133b94bdd","content":{"rendered":"<p>Nein ist nicht m\u00f6glich, 26h1 ist Build 28000 und hat anderen Kernel, du musst die 26H2 neu installieren, mit der 26H1 hast du voraussichtlich bis 27H2 Ruhe<\/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":"7133b94bdd","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.3 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Windows 11 26H2 26300.9278 im Release Preview Kanal - 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\/08\/27\/windows-11-26h2-26300-9278-im-release-preview-kanal\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Windows 11 26H2 26300.9278 im Release Preview Kanal\" \/>\n<meta property=\"og:description\" content=\"Die Windows 11 26H2 hat Microsoft jetzt aus dem Insider-Kanal Experimental in den RP-Kanal verschoben. Mit dem neuen Update KB5120998 wird die Versionsnummer auf die 26300.9168 erh\u00f6ht. Mit dabei auch gleich ein neues Funktionsupdate als KB 5121794. 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