733 Views 6 Replies Latest reply: Aug 14, 2012 10:44 AM by Zazoo56
My current iPhone 4 iOS version is 4.2.1 and I'm not able to update to iOS5. How do I get from 4.2.1 to 5.x.x? I have attempted to update several times, but always get an error message. Do I need to upgrade to 4.3 first? I have also attempted to update my iPad2, also with the same problem.