1. Make
sure your device is running the latest version of iOS.
If
you are setting up a new iOS device, or to update to the latest
version of iOS. Go to the
Settings
menu-> tap General, and tap Software Update to see if there's an
update available.
![General-in-iPhone.png]()
2.
Turn on iCloud.
When you
turn on a new iOS device or after you've completed the update to
the latest version of iOS, follow the instructions in the setup
assistant to activate your device and set up iCloud.
![Turn-on-iCloud-in-iPhone.png]()
If you
skipped the setup process, tap the Settings icon on the Home screen,
select iCloud, then enter your Apple ID.
3.
Customize your settings.
Tap
the Settings icon and select iCloud. Tap the On/Off switches to
enable individual iCloud services. To enable iCloud Backup, tap
Storage & Backup and turn on iCloud Backup.
![Setting-in-iPhone.png]()
4.
Enable automatic downloads in Store settings.
To
enable automatic downloads for your music, apps, and books, tap the
Settings icon on the Home screen and select Store.
![iCloud-in-iPhone.png]()
5.Turn
on iCloud for the rest of your devices.
To
get the most out of iCloud, set it up everywhere.
Feature:
Free
iCloud email account.
![Automatic-download-in-iPhone.png]()
With
iCloud, you can get an iCloud.com email account that's ad-free, is
up to date everywhere you check it, and includes webmail at
Cloud.com.
Just turn on Mail in iCloud settings and follow the onscreen
instructions.
Reference- apple.com