{"id":186769,"date":"2026-04-01T07:16:42","date_gmt":"2026-04-01T11:16:42","guid":{"rendered":"https:\/\/pureinfotech.com\/?p=186769"},"modified":"2026-04-01T10:55:26","modified_gmt":"2026-04-01T14:55:26","slug":"kb5086672-fixes-0x80073712-windows-11","status":"publish","type":"post","link":"https:\/\/pureinfotech.com\/kb5086672-fixes-0x80073712-windows-11\/","title":{"rendered":"KB5086672 emergency update fixes error 0x80073712 caused by April 2026 Windows 11 preview"},"content":{"rendered":"<ul class=\"sum\">\n<li>Microsoft released an Out-of-band KB5086672 update to fix an installation bug on Windows 11.<\/li>\n<li>The issue resulted in the error code 0x80073712 on some devices.<\/li>\n<\/ul>\n<p>Microsoft is now releasing the <a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/march-21-2026-kb5085516-os-builds-26200-8039-and-26100-8039-out-of-band-09e85404-1cb6-4ed4-9ca5-3e40d74307b9\" target=\"_blank\" rel=\"noopener\">Out-of-band (OOB)<\/a> update KB5086672 as builds 26200.8117 and 26100.8117 for Windows 11 25H2 and 24H2 to address installation issues during the <a href=\"https:\/\/pureinfotech.com\/kb5079391-windows-11-april-2026-update\/\">April 2026 update<\/a>.<\/p>\n<p>On March 31, 2026, the company began rolling out a patch to fix a problem during installation of the non-security update, which includes the changes expected to be available during the April 2026 Patch Tuesday Update.\u00a0<\/p>\n<p><a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/march-31-2026-kb5086672-os-builds-26200-8117-and-26100-8117-out-of-band-45cc1666-b34f-4ea6-bc93-f67defff8c38\" target=\"_blank\" rel=\"noopener\">According to the company<\/a>, Windows 11 builds 26200.8117 and 26100.8117 fix the <q class=\"inline-quote\">some update files are missing or have problems. We&#8217;ll try to download the update again later. Error code: (0x80073712)<\/q> error message while installing the March 2026 Windows preview update (KB5079391) on devices running Windows 11 25H2 or 24H2.<\/p>\n<h2>Windows 11 25H2 update KB5086672<\/h2>\n<ul>\n<li><strong>Release date:<\/strong> March 31, 2026.<\/li>\n<li><strong>Builds:<\/strong> 26200.8117 (25H2), 26100.8117 (24H2).<\/li>\n<li><strong>Purpose:<\/strong> Fixes installation error 0x80073712.<\/li>\n<li><strong>Affected versions:<\/strong> Windows 11 25H2 and 24H2.<\/li>\n<\/ul>\n<p>If you have a computer\u00a0<span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\">affected by these bugs, you should install this update immediately by going to <strong>Settings<\/strong>\u00a0&gt;\u00a0<strong>Windows Update<\/strong><\/span>\u00a0and clicking the <strong>&#8220;Check for updates&#8221;<\/strong> button.<\/p>\n<section class=\"custom-related-posts-wrapper\"><span class=\"custom-related-posts-heading\">Related<\/span><div class=\"custom-related-posts-container\"><a href=\"https:\/\/pureinfotech.com\/install-updates-manually-windows-11\/\" class=\"custom-related-post-item\" data-umami-event=\"related_inpost_clicked\" data-umami-event-name=\"How to install updates manually on Windows 11\"><div class=\"custom-related-post-thumbnail\"><img src=\"https:\/\/i0.wp.com\/pureinfotech.com\/wp-content\/uploads\/2024\/06\/windows-11-updates-manual-install-hero.webp?fit=300%2C188&#038;quality=78&#038;strip=all&#038;ssl=1\" alt=\"How to install updates manually on Windows 11\" decoding=\"async\" loading=\"lazy\" \/><\/div><span class=\"custom-related-post-title\">How to install updates manually on Windows 11<\/span><\/a><a href=\"https:\/\/pureinfotech.com\/windows-11-25h2-known-issues\/\" class=\"custom-related-post-item\" data-umami-event=\"related_inpost_clicked\" data-umami-event-name=\"Windows 11 25H2 known issues causing upgrade nightmare\"><div class=\"custom-related-post-thumbnail\"><img src=\"https:\/\/i0.wp.com\/pureinfotech.com\/wp-content\/uploads\/2025\/10\/windows-11-25h2-known-issues-hero.webp?fit=300%2C188&#038;quality=78&#038;strip=all&#038;ssl=1\" alt=\"Windows 11 25H2 known issues causing upgrade nightmare\" decoding=\"async\" loading=\"lazy\" \/><\/div><span class=\"custom-related-post-title\">Windows 11 25H2 known issues causing upgrade nightmare<\/span><\/a><\/div><\/section>\n<p>Alternatively, you can download and install the update KB5086672 from the <strong><a href=\"https:\/\/www.catalog.update.microsoft.com\/Search.aspx?q=KB5086672\" target=\"_blank\" rel=\"noopener\">Microsoft Update Catalog<\/a><\/strong> for Windows 11.<\/p>\n<p>This out-of-band update includes all fixes and improvements from KB5079473 (released March 10, 2026), KB5085516 (released March 21, 2026), and KB5079391 is no longer offered.<\/p>\n    <div class=\"responsive-youtube-container\">\n        <iframe\n            src=\"https:\/\/www.youtube.com\/embed\/Ck3I0_rQTxA?rel=0&showinfo=0\"\n            frameborder=\"0\"\n            allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\"\n            allowfullscreen\n            loading=\"lazy\"\n        ><\/iframe>\n    <\/div>\n<h2>Out-of-band (OOB) updates explained<\/h2>\n<p>Out-of-band updates are emergency patches released outside the regular monthly schedule. Microsoft issues them to address urgent problems (such as newly discovered security flaws or critical bugs) that can&#8217;t wait for the next Patch Tuesday.<\/p>\n<p>These updates are cumulative, meaning they include all previous fixes (security and non-security) plus the new targeted resolution.<\/p>\n    <div class=\"lp-poll lp-reset\"\n         id=\"lp-poll-32\"\n         data-poll-id=\"32\"\n         style=\"--lp-accent:#000000;--lp-accent-dark:#000000;--lp-accent-fill:rgba(0,0,0,0.18);--lp-accent-sel:rgba(0,0,0,0.28);--lp-poll-bg:#f5f5f5;--lp-poll-border:#cfd9de;--lp-poll-border-width:1px;--lp-answer-bg:#000000;--lp-answer-color:#ffffff;--lp-cta-bg:#000000;--lp-cta-color:#ffffff\">\n    <script data-jetpack-boost=\"ignore\">(function(){try{if(localStorage.getItem('ppm_voted_32')){document.getElementById('lp-poll-32').classList.add('lp--loading');}}catch(e){}})();<\/script>\n\n        <p class=\"lp-question lp-question--voting\">Did you hit the 0x80073712 install error, and have you installed KB5086672 to fix it?<\/p>\n\n        \n        <div class=\"lp-options\" data-poll-id=\"32\">\n                            <div class=\"lp-option\"\n                     data-value=\"yes_and_i_fixed_it_with_kb50\"\n                     role=\"radio\"\n                     tabindex=\"0\"\n                     aria-checked=\"false\">\n                    <span class=\"lp-option-label\">Yes, and I fixed it with KB5086672<\/span>\n                <\/div>\n                            <div class=\"lp-option\"\n                     data-value=\"yes_still_having_issues\"\n                     role=\"radio\"\n                     tabindex=\"0\"\n                     aria-checked=\"false\">\n                    <span class=\"lp-option-label\">Yes, still having issues<\/span>\n                <\/div>\n                            <div class=\"lp-option\"\n                     data-value=\"no_issues_here\"\n                     role=\"radio\"\n                     tabindex=\"0\"\n                     aria-checked=\"false\">\n                    <span class=\"lp-option-label\">No issues here<\/span>\n                <\/div>\n                            <div class=\"lp-option\"\n                     data-value=\"havent_checked_yet\"\n                     role=\"radio\"\n                     tabindex=\"0\"\n                     aria-checked=\"false\">\n                    <span class=\"lp-option-label\">Haven\u2019t checked yet<\/span>\n                <\/div>\n                    <\/div>\n\n        \n        <span class=\"lp-msg\" aria-live=\"polite\"><\/span>\n\n                    <p class=\"lp-expiry\">Voting closes: April 6, 2026 1:00 pm<\/p>\n        \n    <\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Microsoft rushes emergency Windows 11 update to fix installation problem caused by April&#8217;s Patch Tuesday preview release.<\/p>\n","protected":false},"author":2,"featured_media":178287,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[10,23],"tags":[2715,2747],"class_list":["post-186769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-windows","tag-windows-11","tag-windows-update"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>KB5086672 emergency update fixes error 0x80073712 caused by April 2026 Windows 11 preview - Pureinfotech<\/title>\n<meta name=\"description\" content=\"KB5086672 (builds 26200.8117 and 26100.8117) for Windows 11 25H2 and 24H2 is now available to fix the install error 0x80073712. 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With over 21 years as a technology writer and IT Specialist, Mauro specializes in Windows, software, and cross-platform systems such as Linux, Android, and macOS. Certifications he holds include Microsoft Certified Solutions Associate (MCSA), Cisco Certified Network Professional (CCNP), VMware Certified Professional (VCP), and CompTIA A+ and Network+. Mauro is a recognized Microsoft MVP and has also been a long-time contributor to Windows Central. You can follow him on YouTube, Threads, BlueSky, X (Twitter), LinkedIn and About.me. 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