iPhone SE support.
Backing up with iCloud.
The steps below are based on using the latest software. If the screenshots or steps look different to you, you should update your software, to keep your phone working smoothly and securely.
It's a good idea to regularly back up your iPhone in case it gets lost, stolen or damaged. With iCloud, you can back up your contacts, calendar, pictures, apps and settings. When you sign up for iCloud, you automatically get 5GB of free storage. Once you've set up iCloud it'll automatically save your content when you connect to Wi-Fi.
To back up your iPhone using iCloud: