Virus TI2 working with Sierra OS on a Mac with Avid Protools 2019.6

    Has anyone got any idea of how to make the Virus TI2 show up as a plug out in Protools 2019.6 running Sierra OS 10.12.6 ?

    MacBook Pro 3.1 GHz Intel QuadCore i7, 16 G, OS 10.12.6, Virus TI 2 Polar Running Avid ProTools 2019.6 HD Native