To use the Apple logo on the back of your iPhone as a functional button, enable the Back Tap feature in settings. Go to Settings > Accessibility > Touch > Back Tap, then select Double Tap or Triple Tap to assign actions like taking a screenshot, opening the Control Center, or turning on the flashlight.
You can double-tap or triple-tap the back of iPhone to perform actions such as taking a screenshot, turning on an accessibility feature, running a shortcut, and more. Go to Settings > Accessibility > Touch > Back Tap. Choose Double Tap or Triple Tap, then choose an action.
Turn on Auto Tap at Settings > Accessibility > Switch Control > Tap Behavior > Auto Tap. After you turn on Auto Tap, you can select an item and wait for the Auto Tap interval to finish. Set up a switch to perform the tap gesture at Settings > Accessibility > Switch Control > Switches.
Locate or play a sound on a friend's device
If you set up Family Sharing, you can use Find My to locate a family member's missing device.
To see if someone has access to your iPhone, check for unusual behavior (fast battery drain, overheating, high data use, unknown apps/pop-ups) and review settings and devices like unknown devices signed into your Apple ID (Settings > [Your Name] > Devices) or unrecognized profiles (Settings > General > Profiles/Device Management), and use the built-in Safety Check (Settings > Privacy & Security > Safety Check) for managing sharing.
With AirDrop, you can wirelessly send photos, videos, documents, and more to a nearby iPhone, iPad, or Mac. You can use AirDrop to send files to your own devices or to share files with others.
If your iPhone® is opening apps, typing on its own, or tapping things randomly, you may be dealing with ghost touch. It's an issue where your phone seems to respond to phantom touches—and it can be frustrating to fix.
Turn on Autoclick & manage settings
On an iPhone, dialing *#62# is a USSD code that checks where your calls are forwarded when your phone is unreachable (e.g., switched off or out of network coverage), showing the number your carrier sends calls to in these "conditional" scenarios. It's a diagnostic tool to see if someone has set up unusual call forwarding, potentially to intercept your calls or messages, so you can check it regularly for suspicious numbers and contact your carrier to disable any unauthorized settings.
Hidden Battery Power / Boost Signal Strength
By pressing *3370# or #3370#, you'll activate your phone's “reserve battery power”. Battery life will increase by 50%.
##002# cancels all forwarding on many GSM networks worldwide. Dial ##002# and press call. You'll usually hear a confirmation message.