Editing Reserve Factor - Segment Mapping Perform the following steps to edit and update the Reserve Factor - Segment Mapping: In the Reserve Factor Segment Mapping table, select the checkbox adjacent to the mapping that you want to edit. Click Edit to open the Reserve Factor Mapping window. Update the values in the required fields. Note:You cannot edit or update the values under the Date Selection table. Click Submit. The updated definition is displayed under the Reserve Factor Mapping table.