The action of upgrading the operating system on a specific Apple smartphone model from a prior version to a more current iteration. This process enhances the device’s functionality, addresses security vulnerabilities, and often introduces new features. For example, a user might attempt to transition their device from iOS 11 to iOS 12 in order to access improvements implemented in the newer operating system.
Implementing the newest compatible operating system release is paramount for maintaining device security and operational efficiency. These updates provide crucial patches against emerging threats and can often optimize performance. Older devices, while not always able to run the very latest software, can frequently benefit from point releases designed to address specific compatibility and stability issues, extending the usable lifespan of the hardware.