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Line 10: ===Background APIs=== [[File:IOS 7 Multitasking Switcher.~~jpeg~~jpg\|right\|thumb\|Multitasking on iOS 7]] Before iOS 4, multitasking was limited to a selection of the applications Apple included on the device. Users could, however "jailbreak" their device in order to unofficially multitask.<ref>{{cite web\|last=Ritchie \|first=Rene \|url=http://www.imore.com/ios-4-walkthrough \|title=iOS 4 walkthrough \|publisher=iMore \|date=2010-06-14 \|accessdate=2013-09-14}}</ref> Starting with iOS 4, on third-generation and newer iOS devices, multitasking is supported through seven background APIs:<ref>{{cite web\|last=Ritchie \|first=Rene \|url=http://www.imore.com/apple-announces-multitasking-iphone-40 \|title=Apple announces multitasking for iPhone OS 4 (iPhone 3GS/iPod touch G3 only) \|publisher=iMore \|date=2010-04-08 \|accessdate=2013-09-14}}</ref>

Multitasking (iOS): Difference between revisions