Discover what’s new in the iOS 5 operating system and get a preview of the iPhone 4S and how it differs from other iPhone models.

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What’s New with iOS 5

Since it was first introduced in 2007, the iPhone has evolved a lot. The latest iOS 5 operating system for the iPhone 3Gs, iPhone 4, and iPhone 4S offers the most significant advancements yet. This chapter provides an overview of what’s new in iOS 5, plus previews the advancements made to the iPhone 4S.

If you’re already an iPhone user who is upgrading your iPhone 3Gs or iPhone 4 to the iOS 5 operating system, you’re in for some pleasant surprises. However, if you’ve opted to upgrade your phone to the iPhone 4S (shown in Figure 1.1), you’re about to discover even more technological advancements ...

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