Aside from its security benefits, the IMEI number is helpful for unlocking your iPhone and switching carriers. It is also ...

Every iPhone (and any other phone, for that matter) has a unique 15-digit number called an IMEI, or International Mobile Equipment Identity. You usually have no reason to know your phone's IMEI ...

The IMEI number becomes helpful to track the phone if a user loses it. This is why Apple tries to make it impossible to change the IMEI number of any iPhone. Once the cellular network detects the IMEI ...