Create an emergency card that’s accessible from your Lock screen. To add or edit your information, go to the Health app and tap Medical ID on the bottom right. Access your card from the Lock screen by tapping Emergency and then selecting Medical ID on the bottom left.
From any screen, press the Home button twice for multitasking — and now to see your favorite people. At the top, you’ll see the faces of people you’ve recently talked to and — if you swipe to the right — your favorite contacts as well. Just tap one to call, text, or start a FaceTime call.
If you’ve lost your iPhone, Find My iPhone can help you locate it. Go to Settings iCloud and turn on the Find My iPhone feature. Turn on Send Last Location to send the last known location of your iPhone to Apple when the battery drains to a critical level.