The operating system responsible for managing hardware and software resources on Apple’s mobile devices resides within the device’s non-volatile memory. This system software allows users to interact with the phone’s functionalities, such as running applications, accessing settings, and managing files. It is pre-installed and integral to the iPhone’s operation, differing from user-installed applications.
The significance of this system software lies in its role as the foundational layer upon which all user experiences are built. It provides a secure and consistent environment for applications to execute, enabling a stable and reliable user experience. Historically, updates to this system software have introduced new features, security enhancements, and performance improvements, extending the functionality and lifespan of the device.