Oh, two you WILL need. Thats already WAY too many keys. Forget the rest. Leave them at defaults. Right, the last non-techie thing you need to set up is your name.
People tend to laugh at players who use the default name.
So change it. And try to choose something sensible, with as few silly symbols in as possible. You want something unique, and something you won't mind having as your name. Now you may need to do some techie stuff. Now for a breif explanation of how these games run.