1. Find "Get Started"
Press Settings.
Press General.
Press Transfer or Reset iPhone.
Press Get Started.
2. Prepare transferring content to new iPhone
Press Done and follow the instructions on the screen to select the required settings and back up the phone memory to iCloud. Once you've received your new iPhone, you'll be able to restore the content of the iCloud backup.
Please note that the backup is only available from iCloud for a certain number of days after which you'll need to request extra time before the backup is deleted.
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.