Your apparent lost space is in the same locations that it was with Windows
XP. These are hidden/system files and System Restore files (System Volume
Information).

--


Regards,

Richard Urban
Microsoft MVP Windows Shell/User
(For email, remove the obvious from my address)

Quote from George Ankner:
If you knew as much as you think you know,
You would realize that you don't know what you thought you knew!



"abcd" <abcd@abcd.com> wrote in message
news:%23jT81WMPHHA.3944@TK2MSFTNGP06.phx.gbl...[color=blue]
>I have 75GB on hard disk. I have installed Vista,SQL Server, MSDN library.
>It shows 28GB is consumed. If I count the total of all the folders it comes
>to around 16GB. Where is 11GB?
>
>[/color]