The drive is preformatted in HFS+J format for Mac OS. A: Answer Hi Winston, Please be informed that the WD My Passport Ultra for Mac drive is a plug and play device tested and designed only for Mac computers for seamless operation. The My Passport SSD is 3-30x faster than the My Passport hard drive, but you'll wind up paying 7-10x as much for. WD now gives you the option of internal as well as external hard drives and SSDs.
WD Discovery is distributed free of charge. The download version of WD Discovery is 4.2.288. The download is provided as is, with no modifications or changes made on our side.
We also encourage you to check the files with your own antivirus before launching the installation.
The software is periodically scanned by our antivirus system.
