| hi, im new to phone business. and im finding dificulltys to downgare this iphones. i have got 2 iphone with 4.0.2 firmware and now i have downloaded 4.0.1 firmware to my laptop. and its rar file. now when i click shift button to itunes in dfu mode its asking me to put this fille menually but when i look for this fille i cant see any file. its not coming up. is it because its rar file?????? can any one explain how to install this fille and how to chose and which file when i click shift button? im using xp windows. thanks in advance. |