iOS 8 brings with it a new feature that can let your iPhone or iPad suggest apps to you that it thinks are relevant. For example, if you're near Starbucks, you may notice that your iPhone presents a small Starbucks app icon in the lower left corner of your Lock screen. Or perhaps a lot of people around you are installing a particular app, your iPhone or iPad can recommend it to you both on your Lock screen and via the app switcher. This feature is enabled by default, but you can easily turn it off if you don't want to use it.
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