Overview
Like the Office 2010 Welcome screen, Office 2013 shows the following First things first prompt, when a user launches an application for the first time:
More Information
Administrators can manage this prompt either via the Office Customization Tool or via Group Policy as follows:
Office Customization Tool (OCT):
Note: The OCT can only be used with Windows Installer based source files for Microsoft Office 2013.
STEP ONE: Using the OCT (setup.exe /admin), go to the Features section and select Modify user settings | Microsoft Office 2013 | Privacy | Trust Center
STEP TWO: Configure each setting under Trust Center that best suits your needs. If you wish to disable all of these settings, set the first one to Enabled and all the rest to Disabled as shown below
STEP THREE: Save the MSP file and place it in the Updates folder of your source files prior to deploying Microsoft Office 2013
Group Policy:
STEP ONE: If you have not already, download the Office 2013 Administrative Template files. These can be downloaded from http://www.microsoft.com/en-us/download/details.aspx?id=35554
STEP TWO: Copy the ADMX files to %systemroot%\PolicyDefinitions and the ADML files to the language specific folder (such as en-us) under %systemroot%\PolicyDefinitions.
STEP THREE: Using the Group Policy Management Editor go to User Configuration | Policies | Administrative Templates: Policy definitions | Microsoft Office 2013 | Privacy | Trust Center
STEP FOUR: Configure each setting under Trust Center that best suits your needs. If you wish to disable all of these settings, set the first one to Enabled and all the rest to Disabled as shown below