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 How are SLC (Single-Level Cell), MLC (Multi-Level Cell) and TLC (Triple-Level Cell) Flash different from one another? Is the StoreJet 25MC compatible with USB Type-C smartphones and tablets? Why does the device show that the format is not supported when using the ESD OTG function? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started