2TB MyBook is not showing in Windows Explorer

I have more then 1.5TB of data on MyBook and for some reason as of today the drive only shows as CD Drive (F: ) WD SmartWare 

UDF

anyone?

Hi, are you using password protection? If not you should be able to see your hard drive on the disk management window. Check the link below for the steps to get there.

http://wdc.custhelp.com/app/answers/detail/a_id/1284/session/L3RpbWUvMTM0OTEwNTYzNi9zaWQvVDgxV1VEN2w%3D