The Samsung Epic 4G has a new software update available that takes the device from version DG27 (spotted in the build number and baseband version) to DI07. Since it launched on Sprint at the end of last month, users have complained about various issues from inaccurate GPS results (despite functional results in our testing with apps like Google Maps and Foursquare, obtaining a precise location from satellites only is still iffy at best and too often requir