At the end of the download, open the App Store on your iOS device. Make sure you are logged in with the same Apple ID you used to log in to iTunes. Then go to the Updates category, and select ...

From time to time, apps get updated, bringing interface tweaks, bug patches and new features. But updates occasionally make an app worse, and may no longer work on a particular model of iPad or iPhone ...

Unfortunately, most of these new features do not function on older Apple devices like iPhone 4, due to limitations. Some apps even require at least iOS 7 to work ...

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...