I have cd/rw LITE-ON LTR-52327S burner my corrent firmware is QS0E and I want to update to QS54.
but I can succed because after I install the last update it still show me the old firmware.
somone know what to do ?
is there a special way to update the firmware ?

The details on what to do are on the LiteOn website.

You should really only flash your firmware if you need a new feature or support for your drive.

Why do you need the updated firmware and what steps did you take during the flash?