July 8, 2025—KB5062572 (OS Build 20348.3932)
Applies To
Windows Server 2022
Release Date:
7/8/2025
Version:
OS Build 20348.3932
Windows Secure Boot certificate expiration
Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in time. To avoid disruption, we recommend reviewing the guidance and taking action to update certificates in advance. For details and preparation steps, see Windows Secure Boot certificate expiration and CA updates.
To learn about Windows update terminology, see the pages on types of Windows updates and monthly quality update types. For an overview, see the update history page for Windows Server 2022.
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This security update includes improvements that were a part of update KB5060526 (released June 10, 2025). The following summary outlines key issues addressed by the KB update after you install it. Also, included are available new features. The bold text within the brackets indicates the item or area of the change.
[DHCP Server (known issue] Fixed: An issue in which the DHCP Server service might intermittently stop responding and affects IP renewal for clients.
[Language and character support]...
3932