The ninth major release of Apple’s mobile operating system, introduced enhancements and new functionalities for iPhones, iPads, and iPod Touch devices. It succeeded iOS 8 and was followed by iOS 10. For example, devices like the iPhone 6 and iPad Air 2 were compatible with this specific iteration of the software.
This particular version brought improvements in battery life, enhanced security features, and significant updates to built-in applications. Its introduction also marked a shift in Apple’s strategy with features designed to improve multitasking capabilities on iPads, thus enhancing user productivity and device utility. Historically, it represented a continuation of Apple’s commitment to refining its mobile ecosystem and catering to user demands for improved performance and usability.