Disable/Enable Razr automatic download of Synapse

# Check for elevated privileges
if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
    Write-Error "This script must be run as an Administrator. Please run it again with elevated privileges."
    exit
}

param(
    [Parameter(Mandatory=$true)]
    [ValidateSet("Enable","Disable")]
    [string]$Action
)

function Backup-Registry {
    $backupFile = "HKLM_SOFTWARE_Policies_Microsoft_Windows_DeviceInstall_Settings.reg"
    reg export "HKLM\SOFTWARE\Policies\Microsoft\Windows\DeviceInstall\Settings" $backupFile
    Write-Host "Registry backup created: $backupFile"
}

function Set-DeviceInstallPolicy {
    param([string]$Action)

    Backup-Registry

    $path = "HKLM:\SOFTWARE\Policies\Microsoft\Windows\DeviceInstall\Settings"
    $disableSystemUpdateAccessValue = if ($Action -eq "Disable") { 1 } else { 0 }
    $disableDeviceMetadataRetrievalValue = if ($Action -eq "Disable") { 1 } else { 0 }

    New-ItemProperty -Path $path -Name "DisableSystemUpdateAccess" -Value $disableSystemUpdateAccessValue -PropertyType DWord -Force | Out-Null
    New-ItemProperty -Path $path -Name "DisableDeviceMetadataRetrieval" -Value $disableDeviceMetadataRetrievalValue -PropertyType DWord -Force | Out-Null

    if ($Action -eq "Disable") {
        Write-Host "Automatic downloading of manufacturer apps and custom icons is now disabled."
    } else {
        Write-Host "Automatic downloading of manufacturer apps and custom icons is now enabled."
    }
}

# Execute the function with the provided action
Set-DeviceInstallPolicy -Action $Action