Microsoft Windows Server 2019 Standard downgrade to Microsoft Windows Serve

Windows Server 2012 R2 standard is for low density or non-virtualized environments and provides full Windows Server functionality with two virtual instances. Windows Server 2012 R2 provides enterprise-class datacenter and hybrid cloud solutions that are simple to deploy, cost-effective, application-focused, and user-centric. At the heart of the Microsoft Cloud OS vision, Windows Server 2012 R2 brings Microsoft's experience delivering global-scale cloud services into your infrastructure with features and enhancements in virtualization, management, storage, networking, virtual desktop infrastructure, access and information protection, the web and application platform, and more.