Upgrade to 2008 Standard to Enterprise
Upgrade to 2008 Enterprise Syntex: DISM /online /Set-Edition:<Version> /ProductKey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX Example with trial key: DISM /online /Set-Edition:ServerEnterprise /ProductKey:489J6-VHDMP-X63PK-3K798-CPX3Y To determine the installed version of Windows you can use: DISM /online /Get-CurrentEdition To determine possible versions you can upgrade to: DISM /online /Get-TargetEditions