Settings this is use for four things saving settings (saves mode and graph settings) recalling saved settings deleting vars (pictures, Lists, and GDB0 won't be deleted) and going back to default settings (note it does not delete vars except Y1-Y0) most of the infofation is in the program it self just make sure you don't delete (list)SET and GDB0 they are used to save the settings you may (un)archive them email: Dragonscale.matt@gmail.com there will be one in the future that use less memory