Microsoft Windows Server 2022 Update Version OS Build 20348.5761

KB5126655 updates Windows Server 2022 to OS Build 20348.5761 with security fixes, NTLM auditing, ReFS security controls, time-zone changes, and fixes from recent preview and out-of-band updates.

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Product Information

Vendor: Microsoft

Product: Windows Server 2022

Product type: Software

Application category: Utilities

Platform: Windows

Version: OS Build 20348.5761

Vendor information published: Oct 13, 2026

Original release notes: View on vendor site

Published on updatealert.io: Oct 14, 2026

Description: Server operating system for on-premises and hybrid workloads.