https://www.play.net/gs4/downloads/Launcher Update Utility. You don't actually "start" StormFront manually. You install the launcher. Then launch StormFront through Lich if you use lich, or the Simutronics Game Entry (SGE) on the download page if you don't use Lich. You can also log in through the website and choose StormFront when you log in there.