| Which version restor
If u want restore 4.0.1
Follow this
go to this
C:\Windows\System32\drivers\etc\ and locate “hosts” file.
Open this “hosts” file in Notepad and add this line in the end
74.208.105.171 gs.apple.com
open my itunes using 9.2.1, Select shift+restore and phone start
Its 100% working for 3GS phones |