Check-AutopilotPrerequisites.ps1

<#PSScriptInfo
.VERSION 1.5
.GUID 566b21e4-6fd1-457a-bdf0-7e082a7fb5c8
.AUTHOR Jannik Reinhard
.COMPANYNAME
.COPYRIGHT
.TAGS
.LICENSEURI
.PROJECTURI https://github.com/JayRHa/Intune-Scripts/tree/main/Check-AutopilotPrerequisites
.ICONURI
.EXTERNALMODULEDEPENDENCIES
.REQUIREDSCRIPTS
.EXTERNALSCRIPTDEPENDENCIES
.RELEASENOTES
.PRIVATEDATA
#>


<#
.DESCRIPTION
 Checking if all prerequisites are fullfiled befor starting the enrollment process
.INPUTS
 None required
.OUTPUTS
 None
.NOTES
 Author: Jannik Reinhard (jannikreinhard.com)
 Twitter: @jannik_reinhard
 Release notes:
  Version 1.0: Init
  Version 1.1: Windows 10 Enterprise LTSC
  Version 1.2: Add TPM info
  Version 1.3: Minor fixes
  Version 1.4: Minor fixes
  Version 1.5: Add Autopilot profile info and dhcp bug fix
#>
 
$ProgressPreference = "SilentlyContinue"
function Get-NetworkInformation {
    $networkAdapters = Get-WmiObject -Class Win32_NetworkAdapterConfiguration -namespace "root\CIMV2" -computername "." -Filter "IPEnabled = 'True' AND DHCPEnabled ='True'" 
    foreach ($networkAdapter in $networkAdapters) 
    {  
        Write-Host -ForegroundColor green "$($networkAdapter.Caption):"

        $ipAddress = ((Get-ItemProperty -Path ("HKLM:\SYSTEM\CurrentControlSet\services\Tcpip\Parameters\Interfaces\{0}" -f $networkAdapter.SettingID) -Name DhcpIPAddress).DhcpIPAddress)
        $dhcpServer = ((Get-ItemProperty -ErrorAction SilentlyContinue -Path ("HKLM:\SYSTEM\CurrentControlSet\services\Tcpip\Parameters\Interfaces\{0}" -f $networkAdapter.SettingID) -Name DhcpServer).DhcpServer)
        Write-Host " IP address : $ipAddress"
        Write-Host " DHCP server: $dhcpServer"
    }
}

function Get-ComputerInformation {
    $AutopilotCache = Get-ItemPropertyValue -Path "HKLM:\SOFTWARE\Microsoft\Provisioning\AutopilotPolicyCache" -Name "PolicyJsonCache"
    $AutopilotCache = $AutopilotCache | ConvertFrom-Json
    $APProfileName = $AutopilotCache.DeploymentProfileName
    $OSEdition = systeminfo.exe
    $OSEdition = ($OSEdition[2].Replace("OS Name:","").trim()).Replace("Microsoft ","")
    $computerInfo = get-computerinfo
    $tpmInfo = get-tpm
    
    $windowsVerison = @(
        "Windows 10 Enterprise", "Windows 10 Education", "Windows 10 Pro for Workstations", "Windows 10 Pro Education", "Windows 10 Pro", "Windows 10 Enterprise LTSC" ,"Windows 11 Enterprise", "Windows 11 Education", "Windows 11 Pro for Workstations", "Windows 11 Pro Education", "Windows 11 Pro", "Windows 11 Enterprise LTSC"
    )
    
    Write-Host -NoNewline " Windows Edition : "
    if($windowsVerison.Contains($($OSEdition))){
        Write-Host -ForegroundColor green $OSEdition
    }else{
        Write-Host -ForegroundColor red $OSEdition
    }
    Write-Host " Winodws Version : $($computerInfo.WindowsVersion) $($computerInfo.OSDisplayVersion)"
    Write-Host " Winodws InstallDate : $($computerInfo.OsInstallDate)"
    Write-Host " Bios Version : $($computerInfo.BiosBIOSVersion)"
    Write-Host " Bios Status : $($computerInfo.BiosStatus)"
    Write-Host " Bios Serialnumber : $($computerInfo.BiosSeralNumber)"
    Write-Host " Os Serialnumber : $($computerInfo.OsSerialNumber)"
    Write-Host " Hostname : $($computerInfo.CsName)"
    Write-Host " Keyboardlayout : $($computerInfo.KeyboardLayout)"
    Write-Host " Timezone : $($computerInfo.TimeZone)"
    Write-Host " Tpm present : $($tpmInfo.TpmPresent)"
    Write-Host " Tpm ready : $($tpmInfo.TpmReady)"
    Write-Host " Tpm enabled : $($tpmInfo.TpmEnabled)"
    if (-not $AutopilotCache.DeploymentProfileName) {
        Write-Host " Cached AP Profile : Not Present"
        
    }else{
        Write-Host " Cached AP Profile : Assigned" 
        Write-Host " Autopilot Profile : $APProfileName"   
    }

}

function Get-ConnectionTest {
    @("www.msftconnecttest.com", "ztd.dds.microsoft.com", "cs.dds.microsoft.com", "login.live.com", "login.microsoftonline.com", "aadcdn.msauth.net",
    "licensing.mp.microsoft.com", "EnterpriseEnrollment.manage.microsoft.com", "EnterpriseEnrollment-s.manage.microsoft.com", "EnterpriseRegistration.windows.net", 
    "portal.manage.microsoft.com", "enrollment.manage.microsoft.com", "fe2cr.update.microsoft.com", "euprodimedatapri.azureedge.net", "euprodimedatasec.azureedge.net", 
    "euprodimedatahotfix.azureedge.net", "ztd.dds.microsoft.com", "cs.dds.microsoft.com", "config.office.com", "graph.windows.net", "manage.microsoft.com", "time.windows.com") | ForEach-Object {
        $result = (Test-NetConnection -Port 443 -ComputerName $_)    
        Write-Host -NoNewline " $($result.ComputerName) ($($result.RemoteAddress)): "
        if($result.TcpTestSucceeded) {
            Write-Host -ForegroundColor Green $result.TcpTestSucceeded
        }else{
            Write-Host -ForegroundColor Red $result.TcpTestSucceeded
        }
    }
    Write-Host
}

Write-Host -ForegroundColor Yellow "######################################"
Write-Host -ForegroundColor Yellow "# Start Autopilot prerequisite check #"
Write-Host -ForegroundColor Yellow "######################################"
Write-Host
Write-Host -ForegroundColor Yellow "---------------------------------"
Write-Host -ForegroundColor Yellow "| Device information |"
Write-Host -ForegroundColor Yellow "---------------------------------"
Get-ComputerInformation
Write-Host
Write-Host -ForegroundColor Yellow "---------------------------------"
Write-Host -ForegroundColor Yellow "| Networkinterface informations |"
Write-Host -ForegroundColor Yellow "---------------------------------"
Get-NetworkInformation
Write-Host
Write-Host -ForegroundColor Yellow "---------------------------------"
Write-Host -ForegroundColor Yellow "| Connection Test |"
Write-Host -ForegroundColor Yellow "---------------------------------"
Get-ConnectionTest
Write-Host
Write-Host -ForegroundColor Yellow "######################################"
Write-Host -ForegroundColor Yellow "# Autopilot prerequisite check Done #"
Write-Host -ForegroundColor Yellow "######################################"