You cannot use a Vista product key to install XP. You'll need to purchase an
XP license.
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Crosspost, do not multipost
http://www.blakjak.demon.co.uk/mul_crss.htm
How to ask a question
http://support.microsoft.com/kb/555375
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"mke_p" <mke_p@xxxxxx> wrote in message
news:BB801491-2894-44F6-8BC7-CBC8168B68AE@xxxxxx
Quote:
>I have just built a new PC and installed Vista Home Premium X64, basically,
>I
> am having a lot more software compatibility issues than I expected - some
> with programs I require for work purposes and as such can’t be without.
>
> Could someone please confirm that Microsoft are not allowing you to use
> your
> purchased Vista licence to temporarily downgrade to XP while the well
> publicised compatibility issues are addressed?
>