Lammy

  PS> (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion').ReleaseId
  2009
  PS> (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion').DisplayVersion
  24H2

  PS> (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion').DisplayVersion
  24H2

  PS> fsutil 8dot3name query C:
  The volume state is: 0 (8dot3 name creation is ENABLED)
  The registry state is: 2 (Per volume setting - the default)
  Based on the above settings, 8dot3 name creation is ENABLED on "C:"

  PS> fsutil 8dot3name query U:
  The volume state is: 1 (8dot3 name creation is DISABLED)
  The registry state is: 2 (Per volume setting - the default)
  Based on the above settings, 8dot3 name creation is DISABLED on "U:"