You can either visit i to snag the latest update or if you're on a Mac, just run a software update and it should come through.In the event something goes wrong with your update, you'll always want to make sure you have a current backup.The new i Phone 5 ships with i OS 6, but you can also upgrade a few Apple devices to take advantage of the latest version of the i OS platform.Here’s the complete list: You can get a closer look at some of the new features in our hands-on with i OS 6.If you didn't line up at your local Apple Store or preorder an i Phone 5, you can still upgrade your i Phone, i Pad, and i Pod Touch to the latest version of i OS released today.
Tap through the setup screens and wait until the device restarts (it would be wise to plug it in, especially if the battery is low).
Before you get too excited, there are some features that will only work certain devices.
For example, Siri is only available on the i Phone 4S, i Phone 5, i Pad (3rd generation), and i Pod touch (5th generation).
How to upgrade i Phone/i Pad/i Pod touch to i OS 7 in a quick and easy way?
If you are still searching the answer to the question, read on this post to learn a way to figure it out.