iTunes includes several options to automatically or manually sync music to your iPhone 3GS, iPhone 4, iPhone 4S, iPod, iPod touch, iPod mini, iPod nano, iPod classic, iPod shuffle (3rd generation), iPhone, iPod shuffle (4th generation).
Syncing music and podcasts automatically
Connect iPod or iPhone to your computer and open iTunes.
Select your iPod or iPhone in the Devices section on the left side of the iTunes window.
In the main iTunes browser window, select Music.
Select the option to Sync Music.
You have the option to sync all songs and playlists or selected playlists. Your iPod will need to have enough free space to sync the content that you have selected from your library. Tip: You can use the capacity bar at the bottom of the iPod settings window to determine how much free space is available. The size of a playlist can be determined by selecting it and looking at the bottom of the iTunes window.
You can also automatically sync podcasts to your device. Select the Podcasts and choose to sync all podcasts or selected ones. You can also determine which episodes are synced based on if they are recent, new, or unplayed.
Click Apply and iTunes will begin syncing the audio content you’ve selected to your iPod or iPhone. The iTunes LCD will display the sync progress and notify you when the sync is complete.
To disconnect your iPod or iPhone, select it under Devices and click the eject icon next to it.
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