{"id":134239,"date":"2026-05-13T09:55:25","date_gmt":"2026-05-13T00:55:25","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=134239"},"modified":"2026-05-13T10:00:11","modified_gmt":"2026-05-13T01:00:11","slug":"windows-11-version-25h2-24h2-kb5089549-monthly","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/windows-11-version-25h2-24h2-kb5089549-monthly\/","title":{"rendered":"Windows 11\u306e\u6708\u4f8b\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0KB5089549\u304c\u516c\u958b - 2026\u5e745\u6708\u306e\u6708\u4f8b\u66f4\u65b0\u3001Xbox\u30e2\u30fc\u30c9\u3084\u30d5\u30a1\u30a4\u30eb\u30a8\u30af\u30b9\u30d7\u30ed\u30fc\u30e9\u30fc\u306e\u6539\u5584\u306a\u3069"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2026\/05\/s_20260513-_094749.webp\" alt=\"\" width=\"1182\" height=\"738\" class=\"aligncenter size-full wp-image-134241\" \/><\/p>\n<p>Microsoft\u306f5\u670812\u65e5(\u73fe\u5730\u6642\u9593)\u3001\u6bce\u6708\u7c73\u56fd\u6642\u9593\u306e\u7b2c2\u706b\u66dc\u65e5\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u6708\u4f8b\u66f4\u65b0\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Windows 11 Version 25H2\/24H2\u7528\u306e\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/may-12-2026-kb5089549-os-builds-26200-8457-and-26100-8457-28ec2a99-4bbe-481d-a340-5c6cf18d9acb\">KB5089549<\/a>\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u4e3b\u306b\u30b7\u30b9\u30c6\u30e0\u306e\u54c1\u8cea\u3092\u6539\u5584\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u554f\u984c\u3092\u4fee\u6b63\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u81ea\u52d5\u7684\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u304c\u3001Windows Update\u307e\u305f\u306fMicrosoft Update Catalog\u3092\u5229\u7528\u3057\u3066\u624b\u52d5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u305e\u308c\u306e\u5909\u66f4\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059(\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5185\u5bb9\u306f<a href=\"https:\/\/www.microsoft.com\/en-us\/msrc\/blog\/category?cat=Japan%20Security%20Team\">\u65e5\u672cMicrosoft\u306e\u30d6\u30ed\u30b0<\/a>\u3067\u53c2\u7167\u3067\u304d\u307e\u3059)\u3002<\/p>\n<h2>May 12, 2026\u2014KB5089549 (OS Builds 26200.8457 and 26100.8457)<\/h2>\n<p>Windows 11 Version 25H2\/24H2\u7528\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/may-12-2026-kb5089549-os-builds-26200-8457-and-26100-8457-28ec2a99-4bbe-481d-a340-5c6cf18d9acb\">KB5089549<\/a>\u3067\u306f\u3001\u30b2\u30fc\u30e0\u30d7\u30ec\u30a4\u6642\u306e\u6700\u9069\u5316\u3092\u76ee\u7684\u3068\u3057\u305fXbox \u30e2\u30fc\u30c9\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u30b2\u30fc\u30e0\u74b0\u5883\u306e\u5b89\u5b9a\u6027\u3084\u5fdc\u7b54\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u65b0\u3057\u3044\u4ed5\u7d44\u307f\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u30d5\u30a1\u30a4\u30eb\u30a8\u30af\u30b9\u30d7\u30ed\u30fc\u30e9\u30fc\u3067\u306f\u64cd\u4f5c\u6027\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u304c\u56f3\u3089\u308c\u3066\u304a\u308a\u3001\u7d30\u304b\u306a\u52d5\u4f5c\u306e\u5b89\u5b9a\u6027\u304c\u6539\u5584\u3055\u308c\u3001\u65e5\u5e38\u7684\u306a\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u304c\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<h3>\u6539\u826f\u3068\u4fee\u6b63<\/h3>\n<blockquote>\n<ul>\n<li>\n<p><b>[Secure Boot]<\/b>\u00a0With this update, Windows quality updates include additional high confidence device targeting data, increasing coverage of devices eligible to automatically receive new Secure Boot certificates. Devices receive the new certificates only after demonstrating sufficient successful update signals, maintaining a controlled and phased rollout. \u200b\u200b\u200b\u200b\u200b\u200b\u200b<\/p>\n<\/li>\n<li>\n<p><b>[Boot manager servicing update]<\/b><\/p>\n<ul>\n<li>\n<p>This update improves startup reliability after boot file updates, so devices start normally without entering BitLocker recovery.<\/p>\n<\/li>\n<li>\n<p>(Known issue) Fixed: This update addresses an issue where some devices might enter BitLocker Recovery after updating boot files on systems with certain Trusted Platform Module (TPM) validation settings, including invalid PCR7 (Platform Configuration Register 7) configurations. This might occur after\u00a0installing the April 2026 security update (<a href=\"\/en-us\/topic\/april-14-2026-kb5083769-os-builds-26200-8246-and-26100-8246-22f90ae5-9f26-40ac-9134-6a586a71163b\">KB5083769<\/a>).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><b>[Connectivity]<\/b> This update improves the reliability of Simple Service Discovery Protocol (SSDP) notifications to help prevent the service from becoming unresponsive.<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u65e2\u77e5\u306e\u4e0d\u5177\u5408<\/h3>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u65e2\u77e5\u306e\u4e0d\u5177\u5408\u306f\u5b58\u5728\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306fWindows Update\u306e\u4ed6\u3001<a href=\"https:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=KB5089549\">Microsoft Update Catalog<\/a>\u3001Windows Server Update Services(WSUS)\u3092\u5229\u7528\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft\u306f5\u670812\u65e5(\u73fe\u5730\u6642\u9593)\u3001\u6bce\u6708\u7c73\u56fd\u6642\u9593\u306e\u7b2c2\u706b\u66dc\u65e5\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u6708\u4f8b\u66f4\u65b0\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Windows 11 Version 25H2\/24H2\u7528\u306e\u7d2f\u7a4d\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8KB5089549\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3057\u305f\u3002  [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":134241,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[3],"tags":[4315,3298,4387],"class_list":["post-134239","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows","tag-kb","tag-windows","tag-windows11"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/134239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=134239"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/134239\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/134241"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=134239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=134239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=134239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}