To install the primary interop assemblies when you install the 2007 Microsoft Office system
Install the Microsoft .NET Framework 3.5 or later.
The .NET Framework is required for the primary interop assemblies to be installed in the global assembly cache during the next step.
Install Microsoft Office and select the Complete installation option.
To install the primary interop assemblies when you install Microsoft Office 2003
Install the Microsoft .NET Framework 2.0 or later.
The .NET Framework is required for the primary interop assemblies to be installed in the global assembly cache during the next step.
Install Microsoft Office and select the Complete installation option.
During a Typical installation of Microsoft Office, the primary interop assemblies are set to be installed on first use if the .NET Framework is installed. This installation option works on end user computers when an end user runs a Microsoft Office solution. For more information about installing Visual Studio Tools for Office, see Installing Visual Studio Tools for Office.