If you are using Windows XP, Windows Vista, or Windows 7, double-click the. Plug your USB flash drive into a USB port on your computer. For information about how to format a USB flash drive, see the “Format a USB flash drive” section of Xbox 360 USB flash drive support. The USB flash drive must use the FAT32 file system. If you cannot connect your Xbox 360 console to the Internet, you can copy the console update from your computer to a USB flash drive and then install it on the console.