Solis 1: Jūs atverat cmd (palaist kā administrators), then you type
dism /online /get-targeteditions
Solis 2: You copy and paste this code in cmd
If you want to upgrade to Windows Server 2012 R2 datu centrs, ko rakstāt:
dism /tiešsaiste /set-izdevums:serverdatacenter /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula
Piezīme:
ja redzat “jaunināšana neizdevās”, restartējiet savu Windows Server 2012 R2. It will upgrade Windows Server 2012 R2 Evaluation to Datacenter.