Load Presets From File… - Use this to load presets from a text file. This functionality is the same as in Menu - Presets - Manage Presets.
Save Presets To File… - Use this to save current presets to a text file. This functionality is the same as in Menu - Presets - Manage Presets.
Restore Default Presets… - This will remove all existing presets and create a new default preset set, the same set as when you first installed the program.
NOTE: You can also use Manage Presets in the Presets Menu to read or write presets from/to text files. Additionally, you can use the Edit Presets Menu panel for reordering and renaming presets.
Face Detector Select the default face detector here. The DUN detector provides fast and accurate detections for individual or small group photos. HAAR is not as fast or accurate as DUN, but it can be useful for detecting many faces in group photos.