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

Apple’s fifth-generation iPhone 4S can now be SIM-unlocked in just a few easy steps, as can any previous version of Apple’s popular smartphone line. The new unlock procedure, mapped out this ...

The iPhone's TrueDepth tech uses infrared imaging ... or messaging apps? Face ID can unlock any app that implements Apple's ...