After your Mac computer detects the WD My Passport Ultra 1TB hard drive, mount it on the computer. To download the driver for your Mac system, specify the Mac OS version in the correct textbox. WD My Passport Ultra is a very popular option in the middle of the external hard drives price range. If you want to download the WD My Passport Ultra 1TB setup software for Windows, go to the Software For Windows field, and select WD Drive Utilities for Windows -> Download.
