The drive will auto unlock and be accessible to anyone using the currently logged-in user profile on that computer only.For more details, please refer to Answer ID 20814: WD My Book is Not Detected by WD Security. Certain models of WD My Book do not support the WD Unlocker VCD and require WD Security and WD Drive Utilities or WD Discovery to be installed on the computer to unlock and access the drive contents.The auto unlock setting on a password protected drive using WD Security allows the drive to auto unlock for this computer and User: (wd_drive_user). Information about the auto unlock feature or WD Security software on password protected drives.*ENDĪ WD Security password protected drive does not auto unlock while connected to a computer.