Obtaining applications that function on older operating systems, such as iOS 9.3.5, necessitates understanding that contemporary app versions are often built for newer OS iterations. This means direct download from the App Store may not always be possible. Users may encounter compatibility issues when attempting to install the latest version of an application.
The ability to run desired software on legacy devices preserves functionality and extends the lifespan of the hardware. It allows continued access to services and information on devices that might otherwise be considered obsolete. Historically, older iOS versions were widely used, and a need persists for accessing apps on these systems despite the evolution of iOS.