$ProgramName = "FortiClientVPN"
#$ProfileName = "DEMO scloud" # Change to your Profilename!
$ProgramVersion_target = '7.4.0.1658' # Set to version from MSI
$ProgramPath = "C:\Program Files\Fortinet\FortiClient\FortiClient.exe"
$ProgramVersion_current = [System.Diagnostics.FileVersionInfo]::GetVersionInfo($ProgramPath).FileVersion
#$RegPath = "HKLM:\SOFTWARE\Fortinet\FortiClient\Sslvpn\Tunnels\$ProfileName" 
#$RegContent = Get-ItemProperty -Path $RegPath

if(($ProgramVersion_current -eq $ProgramVersion_target) <#-and ($RegContent)#>){
    Write-Host "Found it!"
}