The weird thing about Big Sur is, that it recognizes the Virus TI (6 inputs and 2 outputs), it seems like there is a native audio drivers for the Ploytec audio interface.
I am going to experiment some more, but for now I couldn't get any audio from the Virus trough usb.
Has anyone tried installing the vanilla Ploytec Mac USB driver on Catalina? My DAW is still running Mojave so I can't test.
Demo driver is here:
I understand Catalina doesn't support HAL plugins - but the comments on their download page just say the following:
So 10.15 seems to be supported with this version - and I think all they are saying it's been reworked to not be a HAL plugin? However I'm not clear. Anyone?