4.23.2010

Microsoft Officie 2010 does not support upgrading from a prerelease version of Microsoft Office 2010.

Remember remove Send a smile” before install Office 2010 RTM if you join the Microsoft Connect Office 2010 program. else, you will get this error message:

Setup is unable to proceed due to the following error(s):
Microsoft Officie 2010 does not support upgrading from a prerelease version of Microsoft Office 2010.  You must first uninstall any prerelease versions of Microsoft Office 2010 products and associated technologies.
Correct the issue(s) listed above and re-run setup.