I have Excel 2003 and 2010. Some defaults are to 2003 and I need to change to 2010. What should I do?

renatoab

New Member
Joined
Jun 14, 2009
Messages
32
Hi

I have Excel 2003 and 2010. Some defaults are to 2003 and I need to change to 2010. Especially:
- File association
- Interop Association

The 2003 was installed after. I know it's not the best practice.
I'm trying to avoid reinstalling Office 2010.
Could someone help me with the changes I need to do in the registry?

I can't change file association in the Control Panel, because even choosing the complete path for Excel 2010, files keep opening in Excel 2003.
About interop, I have a C# application that call a Macro in Excel. It has to run 2003, but is running 2010.
I followed some procedures to changes registry keys, but they didn't change anything.

Thank you,
Renato
 

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