For the best iCloud experience, make sure your device meets the minimum system requirements.
Use the latest version of iOS
Make sure that your device is running the latest version of iOS. Go to Settings > General > Software Update. See if there’s an update available.
Go to Settings and sign in to your device with your Apple ID. When you sign in, iCloud is turned on automatically.
Check your iCloud settings
Go to Settings, tap [your name], then select iCloud. Choose the apps—like Photos, Contacts, Calendars, and third-party apps—that you want to use with iCloud.
Set up iCloud on your other devices to keep your content up to date everywhere.
Find the storage plan that’s right for you
One safe place for all your photos, files, and more