Password Protection with 256-bit AES Hardware Encryption Learn more about the Western Digital WDBKYJ0020BSL-WESN Best Seller Rankingįormatted HFS+ Journaled for macOS Mojave, High Sierra, Sierra or El Capitan.ĭownloadable HFS driver to read/write on Windows.Ĭompatibility may vary depending on user's hardware configuration and operating system.įeaturing USB-C technology, the My Passport Ultra for Mac portable drive delivers quick and easy storage for your Mac, while the included USB 3.1 adapter makes sure it's compatible with older machines.