HT4972: iOS 4: Updating your device to iOS 5 or laterLearn about iOS 4: Updating your device to iOS 5 or later
140 Views 2 Replies Latest reply: Nov 13, 2012 8:07 PM by modular747
Currently Being ModeratedNov 13, 2012 7:52 PM (in response to DKubbie)
You most likely have a 3G, NOT 3GS, in which cae 4.2.1 is the end of the line for you.
If you DO have a 3GS, are you connecting your phone to iTunes and updating it that way? OTA updating is only available for iOS 5 and above.