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 can't my Elite App log in to iCloud with the Apple ID verification code? A comparison among common disk formats Why can't my multimedia player, TV or DVD player detect my StoreJet (external-HDD)? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started