You shouldn't realy need firmware upgrades for optical drives, all you need is the O/Systems generic drivers.
what sort of problems are you having..
p.s. if you use the wrong upgade you will render the drive useless..
OnePlus 5 review
Alice Saey's mesmerising animation for Dutch singer Mark Lotterman
iPad Pro 10.5in (2017) review
Comment booster votre iPhone ?