Summary: Find BIOS information about your virtual machines by using Windows PowerShell.
How can I use Windows PowerShell to find the bios information for a number of older virtual machines
running Hyper-V in Windows Server 2012 R2?
Identify the first generation virtual machines, then pipe the results to the Get-VMBios cmdlet:
get-vm | where generation -eq 1 | Get-VMBios
Note This command requires admin rights.