I've got an unlocked iPhone running firmware 2.2
Is it possible to make a backup of this firmware, so that if I need to reset my phone for any reason, I can load the phone up to this version rather than the very latest new version (i.e 2.2.1) ?
Printable View
I've got an unlocked iPhone running firmware 2.2
Is it possible to make a backup of this firmware, so that if I need to reset my phone for any reason, I can load the phone up to this version rather than the very latest new version (i.e 2.2.1) ?
tes just download the fw 2.2 here
iClarified - iPhone - Where To Download iPhone Firmware Files From
and dont forget is u ever restore and than click shift restore and chose the file you download.