{"id":184384,"date":"2026-01-13T13:00:02","date_gmt":"2026-01-13T18:00:02","guid":{"rendered":"https:\/\/pureinfotech.com\/?p=184384"},"modified":"2026-02-10T14:00:03","modified_gmt":"2026-02-10T19:00:03","slug":"kb5073724-windows-10-esu-january-2026-update","status":"publish","type":"post","link":"https:\/\/pureinfotech.com\/kb5073724-windows-10-esu-january-2026-update\/","title":{"rendered":"KB5073724 (build 19045.6809) for Windows 10 ESU drops as the January 2026 update"},"content":{"rendered":"<ul class=\"sum\">\n<li>Windows 10 22H2 is getting build 19045.6809 (KB5073724) as the third update through the Extended Security Updates (ESU) program.<\/li>\n<li>This update removes drivers that are no longer supported in the operating system, addresses Secure Boot certification issues, and more.<\/li>\n<li>There are no new major features in this release because operating system support ended on November 14, 2025.<\/li>\n<\/ul>\n<p><span style=\"font-size: 1.2rem;\">Windows 10 builds 19045.6809 and 19044.6809\u00a0<\/span><strong style=\"font-size: 1.2rem;\">(KB5073724)<\/strong><span style=\"font-size: 1.2rem;\"> are now rolling out as part of the January 2026 Security Update through the Extended Security Updates (ESU) program for versions 22H2 and 21H2.<\/span> This is a small update that introduces some driver changes and adds an update for Secure Boot certificate updates.<\/p>\n<p><span style=\"font-size: 1.2rem;\"><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\/windows-10-end-support-october-14-2025\/\" class=\"custom-related-post-item\" data-umami-event=\"related_inpost_clicked\" data-umami-event-name=\"Windows 10 support has ended as of October 14, 2025 \u2013 What happens next? All the answers.\"><div class=\"custom-related-post-thumbnail\"><img src=\"https:\/\/i0.wp.com\/pureinfotech.com\/wp-content\/uploads\/2025\/10\/wihndows-10-support-ended-hero.webp?fit=300%2C193&#038;quality=78&#038;strip=all&#038;ssl=1\" alt=\"Windows 10 support has ended as of October 14, 2025 \u2013 What happens next? All the answers.\" decoding=\"async\" loading=\"lazy\" \/><\/div><span class=\"custom-related-post-title\">Windows 10 support has ended as of October 14, 2025 \u2013 What happens next? All the answers.<\/span><\/a><a href=\"https:\/\/pureinfotech.com\/kb5071546-windows-10-esu-december-2025-update\/\" class=\"custom-related-post-item\" data-umami-event=\"related_inpost_clicked\" data-umami-event-name=\"KB5071546 (build 19045.6691) for Windows 10 ESU drops as the December 2025 update\"><div class=\"custom-related-post-thumbnail\"><img src=\"https:\/\/i0.wp.com\/pureinfotech.com\/wp-content\/uploads\/2025\/12\/kb5071546-windows-10-update-december-2025-hero.webp?fit=300%2C188&#038;quality=78&#038;strip=all&#038;ssl=1\" alt=\"KB5071546 (build 19045.6691) for Windows 10 ESU drops as the December 2025 update\" decoding=\"async\" loading=\"lazy\" \/><\/div><span class=\"custom-related-post-title\">KB5071546 (build 19045.6691) for Windows 10 ESU drops as the December 2025 update<\/span><\/a><a href=\"https:\/\/pureinfotech.com\/kb5074109-windows-11-january-2025-update\/\" class=\"custom-related-post-item\" data-umami-event=\"related_inpost_clicked\" data-umami-event-name=\"KB5074109 (build 26200.7623) for Windows 11 drops as the January 2025 update\"><div class=\"custom-related-post-thumbnail\"><img src=\"https:\/\/i0.wp.com\/pureinfotech.com\/wp-content\/uploads\/2026\/01\/windows-11-kb5074109-hero.webp?fit=300%2C188&#038;quality=78&#038;strip=all&#038;ssl=1\" alt=\"KB5074109 (build 26200.7623) for Windows 11 drops as the January 2025 update\" decoding=\"async\" loading=\"lazy\" \/><\/div><span class=\"custom-related-post-title\">KB5074109 (build 26200.7623) for Windows 11 drops as the January 2025 update<\/span><\/a><\/div><\/section><\/span><\/p>\n<p>These are the fixes and improvements rolling out this January for <a href=\"https:\/\/pureinfotech.com\/tag\/windows-10\">Windows 10<\/a>:<\/p>\n<ul>\n<li><strong>Compatibility: <\/strong>This update removes the modem drivers <strong>agrsm64.sys (x64), agrsm.sys (x86), smserl64.sys (x64)<\/strong>, and <strong>smserial.sys (x86)<\/strong>, and any modem hardware relying on these drivers will no longer function in the operating system.<\/li>\n<li><strong>Secure Boot:<\/strong> System updates now include a subset of high\u2011confidence device\u2011targeting data to identify devices eligible for automatic Secure Boot certificate updates, which are delivered only after devices show sufficient successful update signals to ensure a safe, phased rollout.<\/li>\n<li><strong>WinSqlite3.dll:<\/strong> Fixed an issue by updating the WinSqlite3.dll core component, which some security software previously flagged as vulnerable.<\/li>\n<\/ul>\n<h2>Older versions of Windows 10<\/h2>\n<p>Furthermore, Microsoft is releasing updates available for older operating system versions, including 1809 and 1607. For example, the company is rolling out\u00a0<span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"><a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/january-13-2026-kb5073723-os-build-17763-8276-cc521cb1-c774-41da-b7fa-6906c9450230\" target=\"_blank\" rel=\"noopener\">update KB5073723 for version 1809<\/a>, which bumps the build number to 17763.8276 and includes<\/span>\u00a0fixes.<\/p>\n<p><span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\">Finally, Windows 10 1607 receives\u00a0<span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"><a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/january-13-2026-kb5073722-os-build-14393-8783-562abb73-5dcd-4fb9-b350-fc6e5eb1417b\" target=\"_blank\" rel=\"noopener\">update KB5073722<\/a>, which bumps the build to 14393.8783 and addresses some issues<\/span>.<\/span><\/p>\n<h2 id=\"patch_tuesday_install\">Windows 10 January 2025 Patch Tuesday \u2013 Manual installation process<\/h2>\n<p>To download and install this Windows 10 build, open the &#8220;Windows Update&#8221; settings page and click the <strong>&#8220;Check for Updates&#8221;<\/strong> button.<\/p>\n<h2 id=\"update_history\">Windows 10 January 2025 Patch Tuesday \u2013 Update history<\/h2>\n<ul>\n<li><strong>Final Release \u2013 Patch Tuesday (Stable Channel):<\/strong>\n<ul>\n<li>Windows 10 22H2 build 19045.<strong>6809<\/strong> release date: January 13, 2026. <strong><a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/january-13-2026-kb5073724-os-builds-19045-6809-and-19044-6809-bd960b49-050e-432f-a9d5-2454cb377fed\" target=\"_blank\" rel=\"noopener\">Official notes<\/a><\/strong>.<\/li>\n<li>Windows 10 21H2 build 19044.<strong>6809<\/strong> release date: January 13, 2026. <b>(Same)<\/b>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>Windows 10 end of support<\/h2>\n<p><a style=\"font-size: 1.2rem;\" href=\"https:\/\/pureinfotech.com\/windows-10-end-support-october-14-2025\/\" target=\"_blank\" rel=\"noopener\">Support for Windows 10 ended on November 14, 2025<\/a><span style=\"font-size: 1.2rem;\">, meaning the company is no longer providing security updates, bug fixes, features, or technical support<\/span>. To <strong>continue receiving critical security updates (only)<\/strong>, you must <a href=\"https:\/\/pureinfotech.com\/enroll-extended-security-updates-esu-windows-10\/\">enroll your computer in the Extended Security Updates (ESU) program<\/a>.<\/p>\n<p>Also, remember that this lack of updates will leave your system vulnerable to security threats and may decrease its performance.<\/p>\n<p>Furthermore, since the software giant no longer provides updates, you should <a href=\"https:\/\/pureinfotech.com\/windows-10-11-upgrade-avoid-security-updates-cost\/\">upgrade to Windows 11<\/a> or another operating system, such as <a href=\"https:\/\/pureinfotech.com\/switch-from-windows-10-to-linux-mint\">Linux Mint<\/a>, or plan to purchase a new device.<\/p>\n<p><a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/end-of-service-statement-e440a698-de79-4ace-b53b-5a6a3e36685e\" target=\"_blank\" rel=\"noopener\">According to the company<\/a>, all versions of Windows 10 have already reached the end of support, including:<\/p>\n<ul>\n<li>Version 1507 (RTM)<\/li>\n<li>Windows 10 2015 LTSB<\/li>\n<li>Version 1511<\/li>\n<li>Version 1607<\/li>\n<li>Version 1703<\/li>\n<li>Version 1709<\/li>\n<li>Version 1803<\/li>\n<li>Version 1809<\/li>\n<li>Version 1903<\/li>\n<li>Version 1909<\/li>\n<li>Version 2004<\/li>\n<li>Version 20H2<\/li>\n<li>Version 21H1<\/li>\n<li>Version 22H2<\/li>\n<\/ul>\n<p>If you want to continue\u00a0<span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\">using\u00a0<a href=\"https:\/\/pureinfotech.com\/tag\/windows-10\" target=\"_blank\" rel=\"noopener\">Windows<\/a><\/span><a href=\"https:\/\/pureinfotech.com\/tag\/windows-10\">\u00a010<\/a>, Microsoft now offers Extended Security Updates (ESU). This service was originally reserved for organizations needing to run older operating systems beyond the official support period, but it is now also offered to regular consumers.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft rolls out the third Patch Tuesday Extended Security Update for Windows 10 with some fixes.<\/p>\n","protected":false},"author":2,"featured_media":184390,"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":[2540,2747],"class_list":["post-184384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-windows","tag-windows-10","tag-windows-update"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - 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