Windows Server · 2025 · Release · Security update (Patch Tuesday)
December 10, 2024—KB5048667 (OS Build 26100.2605)
- Release
- Cumulative update
- KB5048667 — Microsoft's article, opens in a new tab
Windows Server 2025: Current LTSC release
Microsoft's known issues — KB5048667
Microsoft lists no known issues for this update (KB5048667).
Known issues — reported on the forum
- Issue Why Is Windows 11 Slow? Troubleshooting, Updates & Performance Fixes in 2025
- Issue Windows 11 24H2 Update Triggers Scanner Issues: Canon Users Affected
- Issue December Windows Update Woes: Start Menu Bugs and Fixes
- Issue Windows 11 December 2024 Update: Start Menu Failures and Performance Issues
In the news
- Coverage Windows 11 Servicing Regressions Drive Rollbacks and Workarounds
- Issue Why Is Windows 11 Slow? Troubleshooting, Updates & Performance Fixes in 2025
- Issue Windows 11 24H2 Update Triggers Scanner Issues: Canon Users Affected
- Issue December Windows Update Woes: Start Menu Bugs and Fixes
- Issue Windows 11 December 2024 Update: Start Menu Failures and Performance Issues
- Coverage Microsoft's Copilot Key: A Bold Idea or a Missed Opportunity?
- Issue Windows 11 24H2 Update Issues: Performance Drops and Bugs
- Coverage Windows Weekly: December 2024 Updates, Tough System Requirements & Gaming News