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Windows Server 2025 KB5101650
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KB5101650SecurityBug fixPerformance
β¦ Editor's summary
Windows Server 2025 KB5101650 is the July 2026 cumulative security update. It includes Microsoft's latest security fixes, improves Secure Boot certificate deployment, enhances Remote Desktop security, updates AI-related system components, and delivers cumulative quality, reliability, and servicing improvements.
β Security impact
- Includes Microsoft's July 2026 cumulative security updates.
- Expands Microsoft Secure Boot certificate deployment for eligible systems.
- Adds SHA-2 certificate thumbprint support for trusted Remote Desktop publishers.
- Includes security hardening for networking, servicing, and core operating system components.
What's new
- Updated Windows Server 2025 to OS Build 26100.33158.
- Installed the July 2026 cumulative update (KB5101650).
- Included Microsoft's latest cumulative security fixes.
- Expanded Secure Boot certificate deployment for supported systems.
- Added SHA-2 certificate thumbprint support for trusted Remote Desktop publishers.
- Updated built-in AI components and servicing stack improvements where applicable.
- Included cumulative quality, performance, reliability, and stability improvements.
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