Accordions update 1.1 is now available through NI support/update drivers. Log in in your personal NI account and download it.
The 1.1 update provides the following improvements.
3 different modes:
1.-Button noises volume in Concertina patch was assigned to midi CC. Now only
respond to velocity like the rest of the patches.
2.-Concertina handle noise knob was set to its maximum by default.
3.-Length issue in Accordion basses patch fixed.
Bellow Shake small demo (out of the box)