What are some functional differences between the Windows and the Mac versions of Transcend Elite? Category : Software / Firmware / Applications Note: 1. To have the external hard disk support both Windows and Mac operating systems, we recommend formatting the hard disk into FAT32 or exFAT format. 2. The disk lock/unlock function for MacOS version is still under evaluation. Is the answer helpful? Related Why do files occupy more disk space when saved to flash drives/external hard drives/solid state drives? Can I use the Transcend external HDD / SSD / high-speed USB on my PS4 or Xbox? How to fix my portable solid-state drive (ESD)'s plodding write speed? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started