Paŝo 1: Vi malfermas cmd (ruli kiel administranto), then you type
dism /online /get-targeteditions
Paŝo 2: You copy and paste this code in cmd
If you want to upgrade to Windows Server 2012 R2 Standard vi tajpas:
dism /rete /set-edition:serverstandard /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula
Notu:
se vi vidas "ĝisdatigo malsukcesis", vi rekomencas vian Vindozan Servilon 2012 R2. It will upgrade Windows Server 2012 R2 Evaluation to Standard.