- Capacity with style
Back up your entire Photos Library. Download your entire iTunes collection. And protect every Time Machine backup, along with the files you care about most. With up to 8TB of room in an elegant package, you can save everything.Built for OS X
My Book for Mac is pre-formatted for OS X so it's ready to go right out of the box. Ready with HFS+ journaling support, you get better security, more backup options, and added stability for your Mac.Time Machine ready
My Book for Mac is Time Machine-ready, so you can safely and quickly back up all your data. Once Time Machine is set up, your data is backed up automatically.Always-on encryption and password protection
Our 256 AES hardware encryption works at the speed of the drive, so your content is protected as soon as it's on your My Book for Mac. And when you create a password of your own, your data stays safe from unauthorized access.Universal connectivity
Equipped with a USB 3.0 port, My Book for Mac delivers ultra-fast file transfers and greater bandwidth. My Book for Mac is also compatible with USB 2.0 devices.WD quality inside and out
We get the importance of your data. Millions of people worldwide trust theirs to WD hard drives. Our top concern is keeping that data safe.