No device found in dspfxmix_UR-C

[steve]

I answered a question in this topic with a link to a Steinberg article on this I’m not on Mac these days, so I’m just following what I’ve read…-

Nuendo 11.0.10 does not work with UR22C on Apple MAC M1, but Logic Pro x does

I don’t really understand what you are saying. These versions are not the ones I pointed to, nor the ones in your photo. Also, this is important to read: https://helpcenter.steinberg.de/hc/en-us/articles/360020574899-Yamaha-Steinberg-USB-Driver-installation-on-an-Apple-silicon-based-Mac