Apple iPhone 4

Start iTunes

Start the program iTunes on your computer.

Connect phone and computer

Connect the data cable to the socket at the bottom of your phone and to your computer's USB port.

Transfer audio files

Depending on your settings in iTunes, the transfer may start automatically.

Transfer audio files

To start the transfer manually:
Select your phone on the list of connected devices.

Transfer audio files

Select Music at the top of the screen.
Follow the instructions on the screen to select the required settings.

Transfer audio files

Select Sync.