management-scripts/Install-OpenVPN.ps1

$OpenVPNVersion = "2.4.7"

## Make sure we have an administrative token
If ( IsAdmin )
{    
    ## URL for Windows 10
    If ( IsWindowsVersion -ge "10.0" )
    { $URL = "https://swupdate.openvpn.org/community/releases/openvpn-install-${OpenVPNVersion}-I607-Win10.exe" }
    
    ## URL for Windows 7
    ElseIf ( IsWindowsVersion -ge "7.0" )
    { $URL = "https://swupdate.openvpn.org/community/releases/openvpn-install-${OpenVPNVersion}-I607-Win7.exe" }

    ## Install package
    Install-Program -Path $(Download-File -URL $URL) -Arguments "/S" -Delete

    ## Delete the shortcut on the Public Desktop
    If ( Test-Path $Env:PUBLIC ) { $Shortcut = "${Env:PUBLIC}\Desktop\OpenVPN GUI.LNK" }
    Else { $Shortcut = "${Env:SYSTEMDRIVE}\Users\Public\Desktop\OpenVPN GUI.LNK" }
    If ( Test-Path $Shortcut )
    {
        Write-Output "Deleting desktop shortcut: ${Shortcut}"
        Try { Remove-Item $Shortcut -Force }
        Catch { Write-Error $_.Exception.Message }
    }
}
Else { Write-Output "Must be an administrator to install OpenVPN" }