It is also a good suggestion to be sure that your sound unit is turned on, and that the system's quantity Management is not really at the absolute minimum amount location one. Check out the HDMI Variation supported by your HDMI Tv set and select an adapter or cable that https://www.linkedin.com/posts/anhometech_anhome-usb-c-hub-hdmi-adapter-3-in-1-usb-c-activity-7180579573753950208-d2_e?utm_source=share&utm_medium=member_desktop