WD SES Device USB Device Driver

From Western Digital:

Note: The legacy WD SES Driver date from 2011 or earlier is available for download.
Newer SES Drivers are distributed through Windows Updates and are installed automatically with WD Security, Drive Utilities and Smartware.

The Western Digital SES driver provides a special communications channel between the PC and the hard drive to enable certain features such as password protection, LED control, and access to the drives label (if applicable).

Download:

 
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