Apple’s iOS 4 has more advance technology than the previous version. iOS 4 already supports multitasking for third-party application. iPhone 3Gs is also capable to upgrade the operating system to iOS 4 and enjoy the multitasking for third-party application ability. (Note: For third-party apps to allow state-saving, they’ll have to support iOS 4. All stock Apple apps support state-saving). The home screen is the controller or the multitasking button.
How to operate multitasking on iPhone 4?
This is not a complicated job to do. Just switch between application with double tapping the home screen button (the button below the screen) twice and up. It will show you the application’s thumbnail then tap on any application you want to access. To view all of the open applications, you can slide your finger along the application’s thumbnails.
The iPhone 4 user may use Voice over Internet Protocol or known as VoIP application such as Skype while runs another application. Just tap the home screen on VoIP call twice and runs another application without disconnecting
The same with the other, just double tap the home screen while accessing the application then switch to the other application. That’s all for the tips about how to do multitasking on iPhone 4.
Have a nice try.
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