Windows Server 2022 Datacenter: WX4NM-KYWYW-QJJR4-XV3QB-6VM33

Windows Server 2022 Standard: VDYBN-27WPP-V4HQT-9VMD4-VMK7H

1- 

Run the following PowerShell command (in elevated mode) to verify :

Get-ADObject (Get-ADRootDSE).schemaNamingContext -Property objectVersion

Compare to:

AD version

Windows Server 2000

13

Windows Server 2003

30

Windows Server 2003 R2

31

Windows Server 2008

44

Windows Server 2008 R2

47

Windows Server 2012

56

Windows Server 2012 R2

69

Windows Server 2016

87

Windows Server 2019

88

Windows Server 2022

88

CMD 

Open command prompt (elevated rights) on Domain controller and

navigate to source directory of Windows Server ISO. In my case the

location was d:\support\adprep\adprep.exe.

cd..

cd..

cd DVD (assuming you copied the DVD contents to a folder on the C drive called DVD

cd support

cd adprep

Run the command adprep.exe /forestprep

Run adprep.exe /domainprep