No, you cannot. You can only upgrade between same-language versions, to do
otherwise requires a format and clean install.
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"AmmC" <AmmC.DeleteThis@discussions.microsoft.com> wrote in message
news:C732B42F-D029-4419-A585-414606CC43EA@microsoft.com...
> Hi!
> Is it possible to make this upgrade?
> I bought a laptop that has Vista Business in Spanish and I want the
> interface in English, is there any way to do it besides buying the actual
> upgrade? If not the upgrade from Business English to Ultimate English
> would
> work?
> I read about MUI and Lips but it seems that it would not help on this
> right?
> Thanks in advance for your help,
> AmmC