I need to update my phone
iOS: How to update your iPhone, iPad, or iPod touch
iOS 4: Updating your device to iOS 5 or later
If it already has iOS 5 or 6 go to Settings/General/Software Update. If it is still on iOS 4 connect it to a computer that has the latest version of iTunes on it (11), click on the iPhone button, and click the Update button.
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