I get errors running this commands in elevated CMD/PS:
PS C:\WINDOWS\system32> DISM /Online /Get-ReservedStorageState
Deployment Image Servicing and Management tool
Version: 10.0.18362.1
Image Version: 10.0.18362.752
Error: 87
The get-reservedstoragestate 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:\WINDOWS\system32> Get-WindowsReservedStorageState
Get-WindowsReservedStorageState : The term 'Get-WindowsReservedStorageState' is not recognized as the name of a
cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify
that the path is correct and try again.
At line:1 char:1
+ Get-WindowsReservedStorageState
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : ObjectNotFound: (Get-WindowsReservedStorageState:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException
PS C:\WINDOWS\system32>
I'm on 1903 with latest updates.