1To extract firmware for Kworld UB499-2T (id 1b80:e409) you need to copy the 2following file(s) to this directory. 3 4IT9135BDA.sys Dated Mon 22 Mar 2010 02:20:08 GMT 5 6extract using dd 7dd if=IT9135BDA.sys ibs=1 skip=69632 count=5731 of=dvb-usb-it9137-01.fw 8 9copy to default firmware location. 10