flstudio 20. It had been working, but then It stopped working for FL 20. I use flstudio 20 on my mac and have flstudio 12 on my PC, and the M Track still works fine in FL ...
FL, select ASIO4ALL v2 and then it brings up my WDM Device List when I click on “Show ASIO Panel”. From here I have to select Scarlett 8i6 USB which then shows my microphone picking up audio on the FL ...