If you want to play blu-ray discs in your PC, DVD-RW is not suitable, you need a blu-ray drive. Besides, a blu-ray player software is a must. VLC is free Blu-ray media player running on Mac, Win and maybe some other platform. It has already been widely used by Windows users as a media player to play all kinds formats, but actually, it doesn't work so well when comes to Blu-ray. You better try a Blu-ray player software from Macgo which is also free to download. After trial, you may decide whether to purchase.