A:AnswerThe G502's rgb is controlled by the free downloadable Logitech Ghub software. The dpi and rgb lighting are completely independent of one another.
A:AnswerJust about any mouse is compatible with an MAC. so yep.. now changing the colors etc.. I didn't check if they have a program for mac to change the RGB
A:AnswerYou need to be more specific about the double clicking issue. I do find that sometimes mine will cause a folder to open up for renaming rather than opening the folder. If that's your issue, than no. I'm not that bothered by that happening occasionally though