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 What kinds of tests have Transcend’s rugged products undergone? Why is the file not successfully backed up when I use Transend Elite for scheduled backup? Why might the actual performance of ESD be too slow? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started