Windows Server 2022 Ltsc 21h2 X64 English Decem Updated Here

Include the December update by slipstreaming it into the ISO using DISM:

Dism /Mount-Image /ImageFile:C:\ISO\sources\install.wim /index:2 /MountDir:C:\mount
Dism /Add-Package /Image:C:\mount /PackagePath:C:\Patches\KB5048654.msu
Dism /Commit-Image /Unmount-Image

This article was last updated on May 2, 2026, reflecting the legacy status of the December 2024 cumulative update for Windows Server 2022 LTSC 21H2. windows server 2022 ltsc 21h2 x64 english decem updated

This content is structured for an IT pro, system administrator, or technical documentation use case (e.g., release notes, deployment guide, or catalog entry). Include the December update by slipstreaming it into


Let’s decode the terminology piece by piece. Understanding these labels will empower you to make better licensing, deployment, and maintenance decisions. This article was last updated on May 2,