Windows Server 2022 ISO Overview
Windows Server 2022 is Microsoft's server operating system for businesses and IT departments, distributed as an installation ISO image. The 21H2 release is part of the Long-Term Servicing Channel, meaning it is supported for an extended period and suited to stable, long-lived server roles. It is designed to run the back-end infrastructure of an organization: file and storage services, Active Directory and identity, networking, virtualization with Hyper-V, web hosting, and container workloads. This edition emphasizes security, with features such as secured-core server, hardware-rooted protections, and improved encryption for network connections, alongside hybrid capabilities that connect on-premises servers to Microsoft's cloud management services. Microsoft provides a free, time-limited evaluation ISO through its Evaluation Center, while production use requires appropriate licensing through volume licensing, OEM, or cloud channels. This page links to the official Windows Server 2022 download.