Office Customization Tool (OCT) 2016 Help: Modify Setup properties
Applies to: Office Professional Plus 2016, Office Standard 2016
Summary: Sets the value of properties that are applied during Office installation.
You can customize Setup property values only when Office is first installed on a user's computer; values set in a Setup customization file don't take effect if you apply the file to an existing installation.
To add a property value, choose Add. To modify a property that you have added, select the property, and then choose Modify. To remove a property that you have added, select the property, and then choose Remove.