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iPhone Duo: Open Two Apps Side by Side and Lock Them As an App Pair
iPhone Duo is the first iPhone that can run two apps on the screen at the same time. Unfold the phone in landscape orientation, and Split View puts two apps side by side on the 7.6-inch inner display. It's especially handy for things like keeping Messages open next to Maps, or Safari next to Notes. Indeed, if there's an app combination that you use often, you can lock two together as an app pair, and they will always launch together. Here's how to do both.
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