Chapter 2. Device features and functions
This chapter introduces many of the popular Apple devices running iOS as well as the features unique to these devices. Software updates, device security, and understanding the various operating modes are among these topics. Also covered are some practical applications, describing how to perform system upgrades, downgrades, and boot the devices into different operating modes. Additionally, the significance of iTunes is covered, as well as the functions it provides as an effort to support these iOS devices.
Keywords: iPhone, Apple devices, iPhone operating modes, iPhone downgrade, MobileMe, iTunes synchronization