Modifications to the iOS 12 operating system, typically achieved through jailbreaking, enable users to customize functionalities and features beyond the standard offerings provided by Apple. As an example, altering the appearance of the user interface or adding entirely new capabilities falls under this category.
The value in altering system parameters rests in the enhanced user experience, greater control over device behavior, and the potential to unlock functionalities otherwise unavailable. Historically, the pursuit of these system modifications has been driven by a desire for personalization and a means to circumvent the limitations imposed by the default operating system configuration.