But first, it's essential to know how to unlock an iPhone without a passcode, either for yourself or someone else—and ...

The method you'll use depends on your iPhone model and personal preferences, but all are designed to balance security with convenience. Let's explore all the ways you can unlock your iPhone.

But in the U.S. iPhones tend to be tied to a particular network, which can make moving networks, handing an older handset down to a family member, or selling a used iPhone tricky. How to unlock an ...