I am trying to make mms and tethering work on my iphone 3g s a I downloaded mobileconfigs off of help.benm.at/help.php and now it says that i can turn on tethering and it does not work. what do i have to do to get it to work. but with mms i am lost on what to do. if i am to put it in apn settings it is not listed in settings. please help me out