Can anybody help

i was wondering if anybody could help me figure out how to update the firmware on my dvd writer. The model of dvd writer is a HP DVD writer 940d 3h23 also how can i crossflash the burner so i can get more proformance out of it thanks again

Read through this thread -

There’s info on your drive in there, and some info on how to identify what model of burner it is and how to go about crossflashing. You might want to ask there if you have any specific questions since there’s more traffic in that forum and others with your burner would be able to help.