HFS Plus (Hierarchical File System): It is developed by Apple Inc. It serves as the primary file system of OS X and also known as Mac OS Extended.
HFS Plus (Hierarchical System File): ມັນແມ່ນພັດທະນາໂດຍ Apple Inc. ມັນກາຍເປັນຕ່ອງໂສ້ລະບົບເອກະສານເປັນຕົ້ນຕໍຂອງການ OS X ແລະຍັງເອີ້ນກັນວ່າ Mac OS ເພີ່ມເຕີມ.