See if the computer is activated.
Get-CimInstance SoftwareLicensingProduct -Filter "Name like 'Windows%'"| where { $_.PartialProductKey } | select Description, LicenseStatus
Description LicenseStatus
----------- -------------
Windows(R) Operating System, RETAIL channel 5
$service = get-wmiObject -query 'select * from SoftwareLicensingService'
$service.installproductkey(XXXXX-XXXXX-XXXXX-XXXXX-XXXXX)
__GENUS : 2
__CLASS : __PARAMETERS
__SUPERCLASS :
__DYNASTY : __PARAMETERS
__RELPATH :
__PROPERTY_COUNT : 1
__DERIVATION : {}
__SERVER :
__NAMESPACE :
__PATH :
ReturnValue :
PSComputerName :
Description LicenseStatus
----------- -------------
Windows(R) Operating System, VOLUME_MAK channel 1