Hi, trying to flash a new h2h and im putting the wooshbuild files onto a usb... force etc and the rest on the root of the usb and then i put the usb in the front port and its just not flashing.. FL5H is not showing on the box and it gos straight to counting up... what am i doing wrong.... ive tried a sandisk usb and an intenso usb.. tried them both in front and rear usb ports of the h2h... help