There are Office forums @
http://social.answers.microsoft.com/...-US/categories which might
be a better place to ask about this. I did exactly the same thing on my
computer, Office 2007 to 2010, but never encountered any problems.
On 2010-09-11 07:36, Thomas Schuster wrote:
> Hi all,
>
> I just installed Office 2010 as an update to Office 2007 on Windows 7
> 64-bit professional edition.
>
> Office 2010 works quite fine, however there is something wrong with file
> associations. Whenever I open an office document I end up getting a
> dialog that tells me it will prepare installation of Office 2007 instead
> of opening the document in 2010. So far I tried to reset the file
> associations in the explorer to the newly installed Office version.
> Unfortunately that does not change anything.
>
> Can somebody tell me how to fix this issue?
> Thanks,
> Thomas