To update a field, on the main menu bar of the Emercury Email Marketing Manager, click the 'ASSETS' menu and select 'FIELDS MANAGER'.
The browser displays the FORM MANAGEMENT page with the list of default fields.
In the list of fields, click the 'field name' in the Name column. The browser displays the UPDATE FIELD dialog box. In the Field Name field, enter the name of the field. Click the 'Field Type' drop-down list and select the type of the field. Click the 'SAVE FIELD' button.