The most significant leap in the 2022 release is the introduction of functionality. By leveraging a combination of hardware, firmware, and virtualization-based security (VBS), the OS creates a multi-layer defense. The December updates further refine these protections, ensuring that the Trusted Platform Module 2.0 (TPM 2.0) and Hypervisor-protected Code Integrity (HVCI) are optimized against modern firmware-level threats and ransomware. Hybrid Cloud Efficiency

No update is perfect. The December 2024 release had two documented known issues:

KB5040437 and later Cumulative Updates break Server 2022 21H2

This is the of the article. “DecEM Updated” refers to the December 2024 cumulative update released on Patch Tuesday (second Tuesday of December). The update is officially labeled: KB5048654 (or a similar December-specific KB). However, due to Microsoft’s naming habits, “DecEM” (December – EMonth) is used in file-sharing and warez contexts to mark the ISO or update bundle.