When a file or folder is too large to be uploaded to a cloud service, sent via email, or stored on a single disk, users "split" the archive.
: All parts must have the exact same name before the extension (e.g., HolidayPhotos.zip , HolidayPhotos.z01 , HolidayPhotos.z02 , HolidayPhotos.z03 ). Upload.z03
: If a download fails halfway through, you only need to re-download the specific corrupted part (like the .z03 segment) rather than the entire massive file. When a file or folder is too large