How to Hide all drives of computer

You can use this trick to prank your friends.
To hide the drives of your computer you need to follow above instructions.

1.Go to start then Click run.
Type regedit.
Now navigate to:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

Now in the right pane, create a new DWORD item and name it NoDrives (it is case sensitive).
Now modify it's value and set it to 3FFFFFF (Hexadecimal).

Now restart your computer.

Click on My Computer, no drives will be shown.

To display all the drives back in My Computer, simply delete the DWORD item that you created.
Again restart your computer and all the drives will be back.