Originally Posted by b63
it seems to be in fastboot mode - you have to fix your windows driver for fastboot mode, then you can continue with kfu.
driver (under android phone):
normal & recovery boot: -> android composite adb interface
fastboot: -> android adb interface
detailed explanation here: http://forum.xda-developers.com/show...71&postcount=2
thanks for the advice.I will try it after this and inform you back. Btw, do i need kindle usb cable? for fastboot, since i purchased used kindle so the seller didnt gimme those cable. im currently using sony micro usb cable.