i have itunes 8.2.1 and im using laptop hp computer. what i was trying to do is downgrade my 3.1 to 3.0.1. when i try hold down shift and restore it does nto work. what i notice at the coner of the itunes there is symbol + sign (create play list) and when i hold down the shift button it changes to a wheel that said (create a smart playlist) no im not sure if that cause the interferrance when trying to restore my iphone.