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 is there an issue with partitioning internal SSDs, portable SSDs, and external hard drives on macOS? Why can't my Elite App log in to iCloud with the Apple ID verification code? USB3.0 StoreJet (external-HDD) cannot work properly! Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started