User Help > Creating Custom Fields and Specifying Custom Field Values > Custom Fields Pre-Requisites
Custom Fields Pre-Requisites
For project administrators to configure custom field definitions, a Windchill RV&S system administrator must use the Windchill RV&S administration client to do the following:
Define a project backing item type
Define visibility for the Custom Fields on the project backing item
Define visibility for the Custom Field Values on item types
For more information on these pre-requisites, see Custom Field Pre-Requisites.