: Refers to version numbers or "unknown" build iterations.
The string can be broken down into these technical specifications: : Refers to version numbers or "unknown" build iterations
: Indicates it is designed for modern 64-bit processors used in current iPhones and iPads. os120 : Likely means it requires iOS 12.0 or higher. : Refers to version numbers or "unknown" build iterations
: Often shorthand for "built-for-iOS" or a tag used by specific "cracking" groups. : Refers to version numbers or "unknown" build iterations