WD My Book troubleshooting solutions are following, Usually, when the computer fails to detect your WD MY Book Drive, you need to create a partition and format the My Book drive. Also, the My Book drive encounters a format error when it is connected from the Windows desktop to a MacBook. To format this hard drive to its original FAT32 partition, you can use the External USB/FireWire FAT32 Formatting utility.
Carry out these steps to partition and format your My Book hard drive on a Windows 10 or 8 desktop:
Carry out these steps to download and install the External USB/FireWire FAT32 Formatting utility on your computer: