The very first step is to view the current edition.
Windows server 2012 r2 standard evaluation activator.
After the update and the new key installation your kms server will support client kms activation for all windows versions from vista up to win 8 1 2012 r2.
The microsoft evaluation center brings you full featured microsoft product evaluation software available for download or trial on microsoft azure.
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.
Run command prompt with administrator privileges and run following command.
If you install windows server 2012 evaluation edition and later purchase a license the activation process is a little more confusing than you would immediately think.
Windows will reconfigure itself.
You can rearm windows server 2012 r2 evaluation up to 5 times.
Activate windows server 2012 evaluation to full version.
Then reboot your server.
Kms keys for windows 8 1 and windows server 2012 r2.
As you can see the current edition is datacenter evaluation.
It s a little more work than simply typing in a new product key.
Following command will rearm your trial windows server 2012 r2.
Extend windows server 2012 r2 evaluation.
First you must convert to a full retail version.