Verdict:
The December update delivers noticeable performance gains, especially in group policy and virtualization scenarios.
- Monthly rollups typically include cumulative security fixes for Windows kernel, networking stack, SMB, Hyper-V, and IIS, alongside non-security reliability fixes (drivers, performance regressions). Expect fixes for any newly disclosed vulnerabilities up to that month and microcode/firmware mitigations rolled into platform update chains. (Exact CVE list depends on Microsoft’s December release notes.)
LTSC is the gold standard for mission-critical environments. Unlike the Semi-Annual Channel (SAC), which is now retired, LTSC offers: windows server 2022 ltsc 21h2 x64 english decem updated
Massive Scalability
: Supports extreme workloads with up to 48TB of RAM , 2,048 logical cores, and 64 physical sockets. LTSC is the gold standard for mission-critical environments
Scenarios where you specifically need the December 2024 build: