Guide for Successful Upgrade to iOS 4

Guide for Successful Upgrade to iOS 4

iOS 4 (iPhone OS version 4) is available for iPhone 3G/3GS, and iPod Touch (2nd, 3rd gen.). It has a numerous nice new features, and we’d like to share a tip for upgrade. We noticed that when upgraded to iOS 4, we were unable to create an icon or a category at...