Windows Server 2019 is a server operating system developed by Microsoft. It is designed to help businesses manage their IT infrastructure, providing features for virtualization, storage, and networking. This version includes improvements in security, performance, and hybrid cloud capabilities, allowing organizations to integrate on-premises and cloud resources effectively. One of the key features of Windows Server 2019 is the introduction of Windows Admin Center, a web-based management tool that simplifies server management tasks. Additionally, it supports Hyper-V for virtualization, enabling users to run multiple operating systems on a single physical server, which enhances resource utilization and flexibility.