Reverting a mobile operating system to a previous iteration describes the process of uninstalling the current version of iOS and installing an older one on an Apple device, such as an iPhone or iPad. As an example, a user experiencing issues with iOS 17 might opt to reinstall iOS 16.
This action can be significant for several reasons. Older devices may experience performance slowdowns or compatibility issues with newer operating systems. Furthermore, users may prefer the user interface or specific features present in a prior OS version. Historically, this was more commonplace as users adapted to substantial changes introduced with major iOS releases.