You could access numerous useful iPhone features by typing in a few secret codes on your device. Lots of the codes work whether you have an old or new iPhone and they can let you do things like ...

Coders have a storied tradition of creating back doors in programs (or sometimes just fun little Easter eggs) that can only be accessed with a special "key." This has happened for almost as long as ...

Other than *67, of course, there are plenty of codes you can enter into your iPhone's dialer to get info on your bill, your ...

If you’ve ever bought a second-hand iPhone or switched to a new carrier, you may have faced the frustration of a locked device. Carrier-locked iPhones prevent you from using SIM cards from other ...

It may come as a surprise to many, but there are several hidden iPhone codes that have been part of the iOS user experience for years now. And though most users might find these secret codes more ...

Your iPhone has countless fun easter eggs that you can explore to kill a bit of time. Many of them involve secret code words that trigger actions by Siri, Apple’s AI voice assistant. One such phrase ...

You can unlock your iPhone with an Apple Watch, which is useful if you're wearing a mask or Face ID can't identify you.