Get-ADComputer -Filter {(Enabled -eq $True)} -Property * | Select-Object Name,OperatingSystem,OperatingSystemVersion

function ConvertWindowsBuild{

[CmdletBinding()]

param(

[string] $OperatingSystem,

[string] $OperatingSystemVersion

)

if (($OperatingSystem -like ‚*Windows 10*‘) –or ($OperatingSystem -like ‚Windows 11*‘)) {

$WinBuilds= @{

‚10.0 (26100)‘ = „Windows 11 24H2“

‚10.0 (22631)‘ = „Windows 11 23H2“

‚10.0 (22621)‘ = „Windows 11 22H2“

‚10.0 (19045)‘ = „Windows 10 22H2“

‚10.0 (22000)‘ = „Windows 11 21H2“

‚10.0 (19044)‘ = „Windows 10 21H2“

‚10.0 (19043)‘ = „Windows 10 21H1“

‚10.0 (19042)‘ = „Windows 10 20H2“

‚10.0 (18362)‘ = „Windows 10 1903“

‚10.0 (17763)‘ = „Windows 10 1809“

‚10.0 (17134)‘ = „Windows 10 1803“

‚10.0 (16299)‘ = „Windows 10 1709“

‚10.0 (15063)‘ = „Windows 10 1703“

‚10.0 (14393)‘ = „Windows 10 1607“

‚10.0 (10586)‘ = „Windows 10 1511“

‚10.0 (10240)‘ = „Windows 10 1507“

‚10.0 (18898)‘ = ‚Windows 10 Insider Preview‘

}

$WinBuild= $WinBuilds[$OperatingSystemVersion]

}

else {$WinBuild = $OperatingSystem}

if ($WinBuild) {

$WinBuild

} else {

‚Unknown‘

}

}

$Comps= Get-ADComputer -Filter {(Enabled -eq $True)} -properties *

$CompList = foreach ($Comp in $Comps) {

[PSCustomObject] @{

Name = $Comp.Name

IPv4Address = $Comp.IPv4Address

OperatingSystem = $Comp.OperatingSystem

Build = ConvertWindowsBuild -OperatingSystem $Comp.OperatingSystem -OperatingSystemVersion $Comp.OperatingSystemVersion

SerialNr = CimInstance Win32_Bios -ComputerName $Comp.Name -ErrorAction SilentlyContinue | Select-Object SerialNumber

LastLogonDate = $Comp.LastLogonDate

}

}

$CompList | Out-GridView

$CompList | Out-File -FilePath D:\ITAdmin\OS_Systemversion.csv -Encoding UTF8 -Delimiter „;“ -NoTypeInformation