so I have Rgh slim on dash 14719 and I was using FSD but I removed the hard drive that had FSd and I deleted all of the Launch.ini files so i can install the avatar update I downloaded the $systemupdate and put it into fat32 usb plug into xbox and powered it on and no update prompt then I did $$systemupdate and did the same thing plug it in power on xbox and no update prompt what am I doing wrong ?