iOS file system structure

Browse and open files and folders

Apple File System uses a unique copy-on-write scheme to protect against data loss that can occur during a crash or loss of power . And to further ensure data integrity, Apple File System uses the Fletcher’s checksum algorithm for metadata operations.

Apple File System (APFS) , the default file system for Mac computers using macOS 10.13 or later, features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals.