i cant update my ipod touch 4 to ios5
this is really bugging me now i have been trying since it was released, i plug it in and it says update the first time it took 3 hours to download then it came up saying that there was an error while backing up and that i can continue if i want or cancel altogether,so i continue then it comes up saying that it cannot be found please help me this doing my head in
iPod touch, iOS 5