iCloud Explained - iConnected: Use AirPlay, iCloud, Apps, and More to Bring Your Apple Devices Together - page 14

12. Select whether you want to back up your device to iCloud or to your computer by tapping
the corresponding button, then tap the Next button.
13. Select whether to use Find My iPhone by tapping the corresponding button. Tap the Next
button. Select whether to use Siri (on devices that support it) by tapping the corresponding
button followed by the Next button. Do the same for Diagnostics & Usage on the next
screen.
14. Tap Start Using iPhone or Start Using iPad to complete the setup process.
15. By default, all iCloud services will be turned on using the e-mail address you entered during
setup. You can check this by launching the Settings app and tapping the iCloud option.