Want to update the software on your mobile phone? It's easy, but first you need to install iTunes on your computer before you can update the software on your mobile phone. You can download the program from www.itunes.com. It's also recommended you back up the phone memory before you start.
Connect your mobile phone and computer
Start iTunes on your computer.
Update the software
Connect the data cable to the socket at the bottom of your mobile phone to the computer's USB port.
Depending on your settings in iTunes, the program may suggest to update your mobile phone automatically.
Follow the instructions on the screen to update the software on your mobile phone.
*Please refer to the Apple website for more information or further support.*