The iPhone 4S can run iOS 8, but can it run it well?
When iOS 8 was released last week, Apple said its latest mobile OS was compatible with the iPhone 4S and up, the iPad 2 and up and the fifth-generation iPod touch.
Apple is unique in the smartphone game for consistently offering updates on hardware that is three generations old. Most manufacturers are lucky to support a device a year after its release; getting three years of updates is commendable. (The one notable exception here was the original iPad, which didn't have enough RAM to get an update past iOS 5.)
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