Windows Server 2022 Ltsc 21h2 X64 English Decem Updated Jun 2026

Deployment guidance

Updates continuously harden domain controller communications, patch authentication bypass vulnerabilities, and enforce stricter cryptographic standards across enterprise networks.

Storage Traffic via Server Message Block (SMB) now supports AES-256-GCM and AES-256-CCM encryption suites for maximum data privacy. windows server 2022 ltsc 21h2 x64 english decem updated

Standard 5-year mainstream support plus 5-year extended support. System Requirements

Makes it significantly easier to migrate file servers, local users, and groups from legacy servers (like Windows Server 2012 R2 or 2016) to Windows Server 2022 or directly to Azure. Deployment Scenarios System Requirements Makes it significantly easier to migrate

Combines hardware, firmware, and OS capabilities for protection against boot kits and rootkits.

The Long-Term Servicing Channel is designed for stability. It provides 5 years of mainstream support and 5 years of extended support. Unlike the Semi-Annual Channel (SAC), LTSC does not receive frequent feature updates, making it ideal for mission-critical workloads like SQL Server, Active Directory, and file servers. It provides 5 years of mainstream support and

Then restart the TermService service.

Simplifies container deployment with enhanced networking, support for IPv6, and improved node configuration management. The Value of Monthly Updates (December Release)