What is a benefit of using Find My iPhone?

Using Find My iPhone primarily serves the purpose of locating lost or stolen devices. This feature enables users to track the geographical location of their iPhone using another Apple device or through a web browser. If the device is misplaced, the feature can show its last known location on a map, helping users to recover it. Furthermore, if a device is stolen, Find My iPhone allows the user to play a sound to help locate it, display a message on the screen, or even remotely lock or erase the device to protect personal information.

While encryption, remote software installation, and device performance improvements are important considerations for iPhones, they do not directly relate to the specific functionalities offered by Find My iPhone. Thus, the primary benefit of this feature revolves around its capacity to help users find and secure their devices if they go missing.