Summary: Microsoft has resolved issues causing Blue Screen of Death (BSOD) and installation problems for high core count Windows Server 2025 systems, especially those with over 256 logical processors. These updates, following the KB5046617 cumulative update, improve server performance and reliability. Admins are encouraged to install the latest updates or temporarily limit logical processors to mitigate these issues until updates are applied.
Affected: Windows Server 2025
Keypoints :
- High core count servers (over 256 logical processors) experience installation and startup issues.
- Blue screen errors may occur inconsistently when launching or running applications in impacted systems.
- Workarounds involve adjusting the number of logical processors to 256 or fewer via UEFI Setup.
- Recent updates include fixes for related accessibility and authentication issues across Windows systems.