How to Hide/Unhide Hard Disk Drive in Windows 7.

 Hide Hard-Disk Drive.

 
Go To:

My Computer---->Right Click--->Manage

Computer Management---->Storage--->Disk Management

Right Click Drive which you want to hide.

Go To:


Change Drive Latter and Paths--->Remove

Show Hard-Disk Drive.

Go To:

My Computer---->Right Click--->Manage

Computer Management---->Storage--->Disk Management

Right Click Drive which you want to Show.

Right Click Drive which you want to Show

Add--->Assign to Following Drive Latter. 

Select Ok