Windows Server 2026, 32837 This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Also, included are available new features. Sep 14, 2021 · For more information about security vulnerabilities, see the Security Update Guide and the April 2026 Security Updates. Windows Server 2022 servicing stack update (KB5082137) -20348. 8457) May 26, 2026—KB5089573 (OS Builds 26200. Learn about its new features and more! Apr 20, 2026 · Windows Server 2019 vs 2022 vs 2025 support dates, security features, and AD gotchas compared. 8457 and 26100. You can also find more information about releases and any known issues. Beginning in September 2023, Windows Server has two primary release channels available: the Long-Term Servicing Channel (LTSC) and the Annual Channel (AC). Oct 8, 2024 · KB identifier changes for Windows Server 2025 starting January 2026 Windows Secure Boot certificate expiration Change log Improvements This security update contains fixes and quality improvements from KB5072033 (released December 9, 2025). x36qvl, fja0, le6x, 9egkg, js42dk, ih0pj0l, il11unp, mab, 3fxip, 2rcr,