$ComputerName = $env:COMPUTERNAME
$serial = (Get-WmiObject -ComputerName $ComputerName -Class Win32_BIOS).SerialNumber
"Your computer serial is $serial"
$ComputerName = $env:COMPUTERNAME
$serial = (Get-WmiObject -ComputerName $ComputerName -Class Win32_BIOS).SerialNumber
"Your computer serial is $serial"