Western Digital WD 4TB My Book Desktop External Hard Disk Drive, Windows&Mac, Portable HDD



WD 4TB My Book support Auto backup with included WD backup software and Time Machine compatibility Password protection with hardware encryption Re-imagined design and easy to use Trusted storage built with WD reliability USB 3.0 port with USB 2.0 compatibility Formatted exFAT for out-of-the-box compatibility with Windows and Mac Operating System: Windows 10, Windows 8, Windows 7, Mac OS X Sierra, El Capitan, Yosemite or Mavericks

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the WD 4TB My Book: Secure and Reliable Storage for Your Digital World!

  • Ample storage capacity: With a generous 4TB capacity, the WD My Book provides ample space to store your extensive digital content, including photos, videos, documents, and more.
  • Automatic backup: Enjoy peace of mind with the WD My Book’s automatic backup feature, ensuring your valuable data is continuously protected without any effort on your part.
  • Password protection and hardware encryption: Keep your sensitive files safe and secure with the built-in password protection and hardware encryption, adding an extra layer of security to your data.
  • Fast data transfer: The WD My Book offers high-speed data transfers with USB 3.0 connectivity, allowing you to quickly and efficiently move large files and folders.
  • Compatibility: The WD My Book is compatible with both Windows and Mac operating systems, making it a versatile storage solution for different devices and platforms.
  • WD Backup software: Take advantage of the included WD Backup software, which enables you to customize your backup preferences and schedule automatic backups at your convenience.
  • Sleek and durable design: The WD My Book features a sleek and compact design that fits seamlessly into any desktop setup, while its durable construction ensures long-lasting reliability.
  • Easy setup: Setting up the WD My Book is a breeze—simply plug it in and start transferring and safeguarding your data instantly.
  • Centralized storage: Consolidate your digital content in one centralized location with the WD My Book, making it easier to organize and access your files whenever you need them.

Upgrade your storage capabilities and protect your precious data with the WD 4TB My Book, a reliable and secure solution for all your digital storage needs.

Trusted desktop storage designed to complement your personal style with a massive amount of space to store your photos, videos, music, and documents. Equipped with password protection and perfectly paired with backup software1, My Book desktop storage helps keep your files safe.

Complete Backup
Equipped with backup software1, the My Book desktop hard drive can back up your photos, videos, music, and documents.

Password Protection
The My Book desktop computer hard drive’s built-in 256-bit AES hardware encryption with password protection helps keep your content private and safe. Just activate password protection and set your own personalized password using our downloadable software. 

WD Reliability
Millions of people around the world trust their data to My Book desktop storage. Designed to meet WD’s demanding requirements for durability, shock tolerance, and long-term reliability, we back up (pun intended!) the trusted My Book desktop hard drive with a 3-year limited warranty.

Watch the Power of My Book Come to Life
We live hectic lives and generate tons of digital content. My Book desktop storage has massive storage capacity so you can confidently back up the files that make up your digital life.

Easy To Use
My Book desktop hard drive is ready to use out of the box so you can start transferring files, saving your memories and backing up right away. It comes with all the software you need to help protect your data.

Capacity : 4TB

Connector : Micro B


  • Formatted exFAT for out-of-the-box compatibility with Windows and Mac
  • Operating System:
    • Windows® 10+
    • macOS 11+
    • May require reformatting for other operating systems
  • Note: Compatibility may vary depending on user’s hardware configuration and operating

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