Check Windows Build Information

Get-WindowsBuild.ps1

# Get full Windows Build information, including Revision

$WinNtCurrentVersion = 'Registry::HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion'

$Release  = (Get-ItemProperty -Path $WinNtCurrentVersion -Name ReleaseId).ReleaseId
$Major    = (Get-ItemProperty -Path $WinNtCurrentVersion -Name CurrentMajorVersionNumber).CurrentMajorVersionNumber
$Minor    = (Get-ItemProperty -Path $WinNtCurrentVersion -Name CurrentMinorVersionNumber).CurrentMinorVersionNumber
$Build    = (Get-ItemProperty -Path $WinNtCurrentVersion -Name CurrentBuild).CurrentBuild
$Revision = (Get-ItemProperty -Path $WinNtCurrentVersion -Name UBR).UBR


[PsCustomObject] @{
    Release  = $Release
    Major    = $Major
    Minor    = $Minor
    Build    = $Build
    Revision = $Revision
    Version  = [System.Version]::New($Major, $Minor, $Build, $Revision)
}