Gav 1: Hûn cmd vekin (wekî rêveber bimeşîne), then you type
dism /online /get-targeteditions
Gav 2: You copy and paste this code in cmd
If you want to upgrade to Windows Server 2012 R2 Datacenter hûn binivîsin:
dism / serhêl / set-edition:serverdatacenter /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula
Not:
heke hûn dibînin "nûvekirin têk çû", hûn Servera Windows-ê ji nû ve bidin destpêkirin 2012 R2. It will upgrade Windows Server 2012 R2 Evaluation to Datacenter.