The update promises a fix to the FaceTime issue that has been plaguing some users, along with the usual range of other “bug fixes and improvements.” Not to be left out, iPod touch users unable to upgrade to iOS 7 can also download an update to iOS 6 that promises to remedy the same FaceTime problem.\The iBooks and iTunes U apps are also redesigned, and now the look resembles Apple’s Newsstand app and the App Store itself.