Works perfectly. Reads and writes in "Plug & Play" on my Mac as Maverick, but ... if you want to create a DVD from a movie created with iMovie, the Mac as Maverick does not recognize the drive (as the developers at Mac is a clean slate of DVD iDVD no longer exists in Maverick). There is no bin file from the Samsung website to correct. Other Samsung recorders can apparently be installed but not that one. ... Just look at Samsung's gas plant which burners can be installed on Maverick. Or you have to buy a DVD creation software dedicated before burning ...