Class system: In the list box, select the class system you want to edit. If you To change basic settings on the class system, click on the Button Current class system change... [Change current class system...]. For details, see Section 5.12.4.3, “ Create class system / Change current class system... (Basic settings) ”.

Now set up your new class system, or edit an already existing.

The data is data under "%CADENAS_DATA%/datasetup/classsystem/<name>".