The functionality in question allows users of Apple’s mobile operating system to capture an image of the entire content displayed on a scrollable screen, rather than just what is immediately visible. For example, when viewing a lengthy webpage in Safari, the operating system provides an option to create a single, continuous image of the complete web page, even the portions that extend beyond the initial screen view. This contrasts with taking a standard screenshot, which only captures the currently displayed area.
This capability offers several advantages. It facilitates comprehensive archiving of information, allowing users to retain complete documents or web pages for future reference. Furthermore, it simplifies sharing extensive content; instead of sending multiple individual screen captures, users can share a single, consolidated image. Functionality of this kind has evolved over time, reflecting a growing need for effective methods of content capture and management on mobile devices.