IF you have RealTek(which is what I have)
The second option(assuming you don't have a USB Bluetooth) is "Digital Output".
When you click that it will show the HDMI and(if it has one) an icon showing L/R digital headphone(which means mini-Toslink).
The second option(assuming you don't have a USB Bluetooth) is "Digital Output".
When you click that it will show the HDMI and(if it has one) an icon showing L/R digital headphone(which means mini-Toslink).