M masouddurani New member Jun 21, 2010 #1 I have an Iphone 3gs which is jb/uL. The firmware is the original 3.0. i would like to upgrade it to IOS 4.0 and keep the jb/uL features. Please advise accordingly.
I have an Iphone 3gs which is jb/uL. The firmware is the original 3.0. i would like to upgrade it to IOS 4.0 and keep the jb/uL features. Please advise accordingly.
S scott Member Jun 21, 2010 #2 You need to revert back to factory software first - the update depends on those files and cannot proceed without them.
You need to revert back to factory software first - the update depends on those files and cannot proceed without them.