Converting Windows Server 2019 Datacenter Evaluation to Full version using AVMA
Microsoft Windows Server 2019 (vNext Build 17623) Install and Features
Server 2019 Restart & Login - New Server OS
Windows Server 2019 Insider Preview Build 17639 (LTSC)
Windows Server 2019 is the current version of server operating system by Microsoft as part of the Windows NT family of operating systems. It was announced on March 20, 2018, and the first Windows Insider preview version was released on the same day. Windows Server 2019 was released for general availability on 2 October, 2018.