There's a major firmware patch available - and its added a pile of additional stomp boxes for free.
Updated mine, dead easy and really rather cool.
B
https://www.zoom-na.com/products/guitar-bass-effects/multistomp/zoom-ms-70cdr-multistomp-chorus-delay-reverb-pedal#downloads (https://www.zoom-na.com/products/guitar-bass-effects/multistomp/zoom-ms-70cdr-multistomp-chorus-delay-reverb-pedal#downloads)