The Tools menu "Save Configuration File" option allows to generate a configuration file with the current state of the GUI interface options.
Unserializing a configuration file
The Tools menu "Apply Configuration File" option allows to use a previously saved configuration file and update the state of the options.
Note that another way to Unserialize the configuration File is to set the "Additional Configuration" fields in the Properties area in the GUI with the previously saved configuration :
Reset the GUI options
The Tools menu "Set Configuration" option allows to update the state of the options to their respective default value.
Export the CSS file specifying the default StyleSheet theme