When a file is imported for a category or period, FDM saves a copy of the mapping file that is associated with the import file.
To restore maps that were used in previous periods or categories:
Click Restore.
The Map Restore dialog box is displayed. The dialog box lists mappings for all periods and categories that have been used for the current location.
Select a map.
The map is restored to the POV.
Click OK.
To restore maps that were used in previous periods or categories: