Please YAMAHa fix this bad MG12XU win 10 Driver, i have 0 audio transfer with usb 2 cable 2 the mixer MG12XU, but i can see that windows it sends but the mixer recieved nothing audio from USB-PC, i have testet the same hardware with Yamaha Audigram 6 ther is all perfectly.
I have 0 Headphone Sopund on MG12XU 
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The USB Connection is all ok, i have testet it on 2 Yamaha Mixer., but the USB Driver blocked the Audio Headphone Signal #fail. I have MIKRO Audio Signal with the MG12XU but not over the USB Cable from Windows 10 PC?.
How i can write this the Yamaha Support???
Is the Yamaha Support active in this forum?