The hard disk is mainly used to store the data which can be a text files or media files. It the user want to access those data then they goes to My computer->drives(C:,D:,etc).This method is used to hide those drives from your computer. You can able to hide network drives to.
1. Click start->run.Type “regedit”.Then Select
HKEY_CURRENT_USER-> Software-> Microsoft-> Windows-> CurrentVersion->
2.In the right pane create a new DWORD item and name it NoDrives (case sensitive).
3. And modify its value and set it to 3FFFFFF (Hexadecimal).
4. Finally restart your Computer.
So, now when you click on My Computer, no drives will be displayed.
To enable display of drives in My Computer, simply delete this DWORD item created. And restart your Computer. Now the drives in the My Computer will be displayed.