PS C:\Users\Administrator> DISM /Online /Set-Edition:ServerStandard /ProductKey:{Product Key} /AcceptEula
Deployment Image Servicing and Management tool
Version: 10.0.17763.1697
Image Version: 10.0.17763.2237
Error: 87
The set-edition option is unknown.
For more information, refer to the help by running DISM.exe /?.
The DISM log file can be found at C:\Windows\Logs\DISM\dism.log
PS C:\Users\Administrator>