Learn how to manage content on your iPhone 6.You can transfer information and files between your iOS devices and computers, using iCloud or iTunes.
- iCloud stores your photos and videos, documents, music, calendars, contacts, and more. It all gets pushed wirelessly to your other iOS devices and computers, keeping everything up to date. Refer How To Use iCloud.
- iTunes syncs music, videos, photos, and more, between your computer and iPhone. Changes you make on one device are copied to the other when you sync. You can also use iTunes to sync files and documents. Refer How To Sync With iTunes.
You can use iCloud or iTunes, or both, depending on your needs. For example, you can use iCloud to automatically keep your contacts and calendars up to date on all your devices, and use iTunes to sync music from your computer to iPhone.
Note: To avoid duplicates, keep contacts, calendars, and notes in sync using iCloud or iTunes, but not both.
You can also manually manage content from iTunes, in the devices Summary pane. This lets you add songs and videos, by choosing a song, video, or playlist from your iTunes library and then dragging it to your iPhone in iTunes. This is useful if your iTunes library contains more items than can fit on your device.