{"id":10923,"date":"2025-04-09T03:01:40","date_gmt":"2025-04-08T18:01:40","guid":{"rendered":"https:\/\/m365jp.net\/?p=10923"},"modified":"2025-04-09T03:03:37","modified_gmt":"2025-04-08T18:03:37","slug":"mc1050815-the-april-2025-windows-security-update-is-now-available","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-04-09-mc1050815-the-april-2025-windows-security-update-is-now-available","title":{"rendered":"MC1050815 | The April 2025 Windows security update is now available"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MC1050815 | The April 2025 Windows security update is now available<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<table id=\"data\">\n<tbody>\n<tr>\n<th>Classification<\/th>\n<td>stayInformed<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>04\/08\/2025 17:01:52<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>04\/08\/2025 17:01:51<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td>04\/08\/2026 17:01:51<\/td>\n<\/tr>\n<tr>\n<th>Message Content<\/th>\n<td>\n<div>The April&nbsp;2025 security update is now available for all supported versions of Windows, except Windows 10 2015 LTSB. The April 2025 Windows security update for Windows 10 2015 LTSB will be available soon. We recommend that you install these updates promptly.   For more information about the contents of this update, see the release notes, which are easily accessible from the&nbsp;<a href=\"https:\/\/support.microsoft.com\/help\/5055523\" rel=\"noopener noreferrer\" target=\"_blank\">Windows 11<\/a> and&nbsp;<a href=\"https:\/\/support.microsoft.com\/help\/5055518\" rel=\"noopener noreferrer\" target=\"_blank\">Windows   10<\/a> update history pages. To learn more about the different types of monthly quality updates, see  <a href=\"https:\/\/aka.ms\/Windows\/MonthlyUpdates\" rel=\"noopener noreferrer\" target=\"_blank\">  Windows monthly updates explained<\/a>.<\/div>\n<div>&nbsp;&nbsp;<\/div>\n<div><b>Highlights for the Windows 11, version 24H2 update:&nbsp;<\/b><\/div>\n<ul>\n<li>This security update includes improvements that were a part of update&nbsp;<a href=\"https:\/\/support.microsoft.com\/help\/5053656\" rel=\"noopener noreferrer\" target=\"_blank\">KB5053656<\/a> (released March 27, 2025).<\/li>\n<li>This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.<\/li>\n<li>This update addresses an issue where machine passwords might not rotate correctly in the Identity Update Manager, which can result in user authentication issues.<\/li>\n<li>This update adds support for the Aysen region in Chile Daylight Saving Time (DST) change in 2025. For more info&nbsp;about DST changes, see&nbsp;the&nbsp;<a href=\"https:\/\/techcommunity.microsoft.com\/category\/windows\/blog\/dstblog\" rel=\"noopener noreferrer\" target=\"_blank\">Daylight   Saving Time &amp; Time Zone Blog<\/a>.<\/li>\n<\/ul>\n<div>  <\/div>\n<div>Short on time? Watch our <a href=\"https:\/\/aka.ms\/Windows11\/ReleaseNotes\/Video\/2504\" rel=\"noopener noreferrer\" target=\"_blank\">  Windows 11 release notes video<\/a> for this month&#8217;s tips.<\/div>\n<div>  <\/div>\n<div>For instructions on how to install this update, see the KB for your operating system listed below:&nbsp;<\/div>\n<ul>\n<li>Windows 11, version 24H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055523\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055523<\/a><\/li>\n<li>Windows 11, versions 23H2 and 22H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055528\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055528<\/a><\/li>\n<li>Windows 10, versions 22H2 and 21H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055518\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055518<\/a><\/li>\n<li>Windows 10 Enterprise LTSC 2019 and Windows Server 2019: <a href=\"https:\/\/support.microsoft.com\/help\/5055519\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055519<\/a><\/li>\n<li>Windows 10 LTSB 2016 and Windows Server 2016: <a href=\"https:\/\/support.microsoft.com\/help\/5055521\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055521<\/a><\/li>\n<li>Windows Server 2025: <a href=\"https:\/\/support.microsoft.com\/topic\/348facce-4988-4c6a-8cb9-50cab59fd385\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055523<\/a><\/li>\n<li>Windows Server 2022: <a href=\"https:\/\/support.microsoft.com\/help\/5055526\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055526<\/a><\/li>\n<li>Windows Server 2012 R2: Monthly Rollup: <a href=\"https:\/\/support.microsoft.com\/help\/5055557\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055557<\/a><\/li>\n<li>Windows Server 2012: Monthly Rollup: <a href=\"https:\/\/support.microsoft.com\/help\/5055581\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055581<\/a><\/li>\n<li>Windows Server 2008 R2 Service Pack 1: Monthly Rollup: <a href=\"https:\/\/support.microsoft.com\/help\/5055561\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055561<\/a>&nbsp;\/ Security Only: <a href=\"https:\/\/support.microsoft.com\/help\/5055570\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055570<\/a><\/li>\n<li>Windows Server 2008 SP2: Monthly Rollup: <a href=\"https:\/\/support.microsoft.com\/help\/5055609\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055609<\/a> \/ Security Only: <a href=\"https:\/\/support.microsoft.com\/help\/5055596\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055596<\/a><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\n<div>2025 \u5e74 4 \u6708&nbsp;\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001Windows 10 2015 LTSB \u3092\u9664\u304f\u3001\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306e Windows \u3067\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002Windows 10 2015 LTSB \u306e 2025 \u5e74 4 \u6708\u306e Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u307e\u3082\u306a\u304f\u5229\u7528\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u901f\u3084\u304b\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u3053\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5185\u5bb9\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/support.microsoft.com\/help\/5055523\" rel=\"noopener noreferrer\" target=\"_blank\">Windows   11<\/a> \u304a\u3088\u3073&nbsp;<a href=\"https:\/\/support.microsoft.com\/help\/5055518\" rel=\"noopener noreferrer\" target=\"_blank\">Windows 10<\/a> \u306e\u66f4\u65b0\u5c65\u6b74\u30da\u30fc\u30b8\u304b\u3089\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b&nbsp;\u30ea\u30ea\u30fc\u30b9 \u30ce\u30fc\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u6708\u6b21\u54c1\u8cea\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u300c  <a href=\"https:\/\/aka.ms\/Windows\/MonthlyUpdates\" rel=\"noopener noreferrer\" target=\"_blank\">  Windows \u306e\u6708\u6b21\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8aac\u660e<\/a>\u300d\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<div>&nbsp;&nbsp;<\/div>\n<div><b>Windows 11 \u30d0\u30fc\u30b8\u30e7\u30f3 24H2 \u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30cf\u30a4\u30e9\u30a4\u30c8:&nbsp;<\/b><\/div>\n<ul>\n<li>\u3053\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u3001\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0&nbsp;<a href=\"https:\/\/support.microsoft.com\/help\/5053656\" rel=\"noopener noreferrer\" target=\"_blank\">KB5053656<\/a> (2025 \u5e74 3 \u6708 27 \u65e5\u30ea\u30ea\u30fc\u30b9) \u306e\u4e00\u90e8\u3067\u3042\u3063\u305f\u6a5f\u80fd\u5f37\u5316\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li>\u3053\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u308a\u3001Windows \u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308b\u30b5\u30fc\u30d3\u30b9 \u30b9\u30bf\u30c3\u30af\u306e\u54c1\u8cea\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<li>\u3053\u306e\u66f4\u65b0\u306f\u3001Identity Update Manager \u3067\u30de\u30b7\u30f3\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u6b63\u3057\u304f\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3055\u308c\u305a\u3001\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u554f\u984c\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002<\/li>\n<li>\u3053\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u30012025 \u5e74\u306e\u30c1\u30ea\u306e\u590f\u6642\u9593 (DST) \u306e\u5909\u66f4\u306e Aysen \u5730\u57df\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002&nbsp;DST \u306e\u5909\u66f4\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u306f\u3001&nbsp;<a href=\"https:\/\/techcommunity.microsoft.com\/category\/windows\/blog\/dstblog\" rel=\"noopener noreferrer\" target=\"_blank\">\u590f\u6642\u9593\u3068\u30bf\u30a4\u30e0 \u30be\u30fc\u30f3\u306e\u30d6\u30ed\u30b0<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044&nbsp;\u3002<\/li>\n<\/ul>\n<div>  <\/div>\n<div>\u304a\u6025\u304e\u3067\u3059\u304b?\u4eca\u6708\u306e\u30d2\u30f3\u30c8\u306b\u3064\u3044\u3066\u306f\u3001 <a href=\"https:\/\/aka.ms\/Windows11\/ReleaseNotes\/Video\/2504\" rel=\"noopener noreferrer\" target=\"_blank\">  Windows 11 \u306e\u30ea\u30ea\u30fc\u30b9 \u30ce\u30fc\u30c8 \u30d3\u30c7\u30aa<\/a> \u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/div>\n<div>  <\/div>\n<div>\u3053\u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306b\u793a\u3059\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u306e\u30b5\u30dd\u30fc\u30c8\u6280\u8853\u60c5\u5831\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002&nbsp;<\/div>\n<ul>\n<li>Windows 11 \u30d0\u30fc\u30b8\u30e7\u30f3 24H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055523\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055523<\/a><\/li>\n<li>Windows 11 \u30d0\u30fc\u30b8\u30e7\u30f3 23H2 \u304a\u3088\u3073 22H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055528\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055528<\/a><\/li>\n<li>Windows 10 \u30d0\u30fc\u30b8\u30e7\u30f3 22H2 \u304a\u3088\u3073 21H2: <a href=\"https:\/\/support.microsoft.com\/help\/5055518\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055518<\/a><\/li>\n<li>Windows 10 Enterprise LTSC 2019 \u304a\u3088\u3073 Windows Server 2019: <a href=\"https:\/\/support.microsoft.com\/help\/5055519\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055519<\/a><\/li>\n<li>Windows 10 LTSB 2016 \u304a\u3088\u3073 Windows Server 2016: <a href=\"https:\/\/support.microsoft.com\/help\/5055521\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055521<\/a><\/li>\n<li>Windows Server 2025: <a href=\"https:\/\/support.microsoft.com\/topic\/348facce-4988-4c6a-8cb9-50cab59fd385\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055523<\/a><\/li>\n<li>Windows Server 2022: <a href=\"https:\/\/support.microsoft.com\/help\/5055526\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055526<\/a><\/li>\n<li>Windows Server 2012 R2: \u30de\u30f3\u30b9\u30ea\u30fc \u30ed\u30fc\u30eb\u30a2\u30c3\u30d7: <a href=\"https:\/\/support.microsoft.com\/help\/5055557\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055557<\/a><\/li>\n<li>Windows Server 2012: \u30de\u30f3\u30b9\u30ea\u30fc \u30ed\u30fc\u30eb\u30a2\u30c3\u30d7: <a href=\"https:\/\/support.microsoft.com\/help\/5055581\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055581<\/a><\/li>\n<li>Windows Server 2008 R2 Service Pack 1: \u30de\u30f3\u30b9\u30ea\u30fc \u30ed\u30fc\u30eb\u30a2\u30c3\u30d7: <a href=\"https:\/\/support.microsoft.com\/help\/5055561\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055561<\/a>&nbsp;\/ \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u307f: <a href=\"https:\/\/support.microsoft.com\/help\/5055570\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055570<\/a><\/li>\n<li>Windows Server 2008 SP2: \u30de\u30f3\u30b9\u30ea\u30fc \u30ed\u30fc\u30eb\u30a2\u30c3\u30d7: <a href=\"https:\/\/support.microsoft.com\/help\/5055609\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055609<\/a> \/ \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u307f: <a href=\"https:\/\/support.microsoft.com\/help\/5055596\" rel=\"noopener noreferrer\" target=\"_blank\">  KB5055596<\/a><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>MC1050815 | The April 2025 Windows security update is now available Classification stayInformed Last Updated 0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-10923","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/10923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=10923"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/10923\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=10923"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=10923"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=10923"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}