Windows 11 · 23H2 · Release · Optional preview update
Cumulative Update Preview for Windows 11 Version 23H2 (22631.4249)
- Release
- Cumulative update
- KB5043145 — Microsoft's article, opens in a new tab
- amd64
- arm64
Windows 11 23H2: Home/Pro servicing ended November 2025
AI summary
Writing the summary for this build…
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Known issues — reported on the forum
In the news
- Issue Windows 11 Update KB5043145 Causes BSOD and Fast Boot Issues
- Issue Microsoft's Emergency Fix for Windows 11 Boot Loop After KB5043145 Update
- Coverage Windows 11 Preview Update KB5043145: Users Face Blue Screens and Instability
- Issue Windows 11 Update KB5043145 Causes Reboot Loops and Device Issues
- Coverage Windows 11 September Update KB5043145: Reboot Loops and Blue Screens
- Issue Windows 11 Update KB5043145 Halted: Major Issues Detected
- Issue Windows 11 Update KB5043145 Causes Boot Loop Nightmare
- Issue Warning: Windows 11 KB5043145 Update Causes Serious Issues
Discussed on the forum
No member thread names 22631.4249 yet.