Windows Server 2012 R2, codenamed "Windows Server 8.1", is the seventh version of the Windows Server operating system by Microsoft, as part of the Windows NT family of operating systems. It was unveiled on June 3, 2013 at TechEd North America, and released on October 18 of the same year. It is the successor to the original Windows Server 2012, and is the Windows 8.1 derived server operating system to receive official support from Microsoft.
Includes:
Windows Server 2012 R2 Essentials
Windows Server 2012 R2 Standard (Server Core Installation)
Windows Server 2012 R2 Standard (Server with a GUI)
Windows Server 2012 R2 Datacenter (Server Core Installation)
Windows Server 2012 R2 Datacenter (Server with a GUI)
Windows Server 2012 R2 Foundation
Windows Storage Server 2012 R2 Standard
Windows Storage Server 2012 R2 Workgroup

- Integrated updates for April 12, 2022;
- Integrated .Net Framework 4.8;
- .Net Framework 3.5 included (including 2.0 and 3.0);
- Integrated SmartFix 2.4.4, Microsoft DaRT in winre.wim and boot.wim;
- The systems were not in audit mode.
Home:

https://www.microsoft.com/