Locate the Project Resources node ( Where is the Project Resources node?) and double-click the node.

In the Project Resources editor, choose the Enumeration Types tab.

In the enumeration type editor that appears, choose an existing enumeration type in the table and choose the Edit button.

In the dialog box that appears, enter an alternative name for the enumeration type in the Name field.

In the space provided, enter alternative values for the enumeration type.

Choose OK.

Save the changes.