Listed below is the Legacy version of the DM Smart DSP.
You should only install this version if instructed by Technical Services or in case of a complete unit lockup.
If your D/DM series unit will not allow modifying of the setup parameters, you can uninstall the current version of software you have, install the above version, downgrade the software of the unit, the uninstall the above version and re-install the newest version then re-update the unit to the current software and your issues should be fixed in regards to setup and configuration.