Windows 11 · 24H2 · .NET Framework update
.NET Framework Security Update for Windows 11 - KB5101001 (26100.9339)
- Release
- .NET Framework update
- KB5101001 — Microsoft's article, opens in a new tab
- amd64
- arm64
Windows 11 24H2: Supported; 25H2 is the enablement-package successor
This is a .NET Framework package for Windows 11 24H2, not an operating-system build. Its history below lists other .NET packages on the 26100 base.
AI summary
KB5101001 delivers .NET Framework runtime improvements, compatibility fixes, and security patches for Windows 11 24H2, addressing vulnerabilities across supported .NET components.
Generated from the package's release notes and forum coverage. Verify against Microsoft's release-health page before acting on it.
Known issues — reported on the forum
No problems reported on the forum for this build yet. Threads that name 26100.9339 or KB5101001 and describe a fault appear here automatically.
In the news
- Fix KB5101650 Adds Point-in-Time Restore to Windows 11 24H2/25H2
- Coverage Windows 11 24H2/25H2 Lets You Repeatedly Extend Update Pauses
- Coverage Windows 11 24H2 and Office 2021 Support End October 13, 2026
- Coverage KB5101650 July 2026: Install Windows 11 Builds 26200.8875 and 26100.8875
- Coverage KB5101650 Lets Windows 11 24H2/25H2 Auto-Accept Entra SSO
- Coverage Windows 11 24H2 Home/Pro: Upgrade to 25H2 by October 13, 2026
- Coverage Windows 11 24H2 and LTSB 2016 Support Ends October 13, 2026
- Issue Windows 11 24H2: Rufus Cannot Bypass POPCNT and SSE4.2 CPU Block
Discussed on the forum
No member thread names 26100.9339 yet.