A setup customization file (.msp file) is created using Office Customization Tools (OCTs) and applied during installation. The default settings are those listed in the OCT. After installation, you can change the default settings. The procedures needed to use a setup customization file to provide default language settings are provided in this document. The instructions listed below were modified from the ORK Deployment manual. Refer to the following links for more information:
Note: The file automatically applied when you install Microsoft Office on the client systems.
You can find an alternate set of steps to specify default language settings here.