The list of kms keys which should be used for window server 2012 r2 and windows 8 on kms server.
Windows server 2012 r2 standard evaluation activator.
If you license is genuine and your server is connected to the internet you should be able to validate your license.
Then reboot your server.
Extend windows server 2012 r2 evaluation.
Windows will reconfigure itself.
You can rearm windows server 2012 r2 evaluation up to 5 times.
The very first step is to view the current edition.
Kms keys for windows 8 1 and windows server 2012 r2.
Activate windows server 2012 evaluation to full version.
First you must convert to a full retail version.
Windows server 2012 r2 evaluation is valid for 180 days.
So open command prompt or windows powershell in elevated mode run as administrator and type dism online get currentediton as shown below.
Following command will rearm your trial windows server 2012 r2.
Run command prompt with administrator privileges and run following command.
The edition will change from windows server 2012 r2 standard evaluation to windows server 2012 r2 standard.
As you can see the current edition is datacenter evaluation.
It s a little more work than simply typing in a new product key.