This refers to a pre-release version of Apple’s mobile operating system, intended for testing and development purposes. Such iterations are distributed to software developers and public beta testers to identify and resolve bugs and stability issues before the general public release. The numerical designation indicates a specific point in the development cycle, allowing for incremental updates and improvements.
The significance of these preliminary builds lies in their ability to surface potential problems within the operating system prior to its widespread deployment. This process helps ensure a smoother and more reliable experience for end-users upon official release. Historically, feedback from testers has played a crucial role in refining the final product and addressing compatibility concerns across various Apple devices.