Make sure your up to date on all of the requirements you can actually change. Optimizing Your WGT Experience. <--- Read through the whole thing, especially the Flash stuff, and upgrade to V 10. You don't really need to do disc cleanup on a Mac though. On top of that, if you use wireless internet try plugging into your router directly. Direct wired is always faster than wireless and the added speed may help or it may not, it's worth a try, however. I've had some help quitting every program and Safari window except the play window. I run on a MAC 2.0 GHz Dual Core, 1 GB Ram