Microsoft Windows Server 2025 Update Version OS Build 26100.33674
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Update Summary
KB5134137 (OS Build 26100.33674) is a non-security out-of-band cumulative update for Windows Server 2025 that adds an updated trusted root certificate payload for devices unable to receive automatic certificate trust list updates. Reference IDs: KB5126645.
Update Details
Security
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Bug Fixes
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Known Issues
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Hints
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Product Information
Vendor: Microsoft
Product: Windows Server 2025
Product type: Software
Application category: Utilities
Platform: Windows
Version: OS Build 26100.33674
Vendor information published: Oct 26, 2026
Original release notes: View on vendor site
Published on updatealert.io: Oct 28, 2026
Description: Server operating system for next-generation on-premises and hybrid workloads.