Stereo audio and mic from J7 analog expansion can't work in Windows 10 IoT Core (build 17763)

Products Support DragonBoard410c
#1

Hi all,
I use the Audio Messanine Board with the DragonBoard 410c. But the headset stereo audio and mic can’t work with Windows 10 Iot core (build 17763). The speaker works fine.
Any ideas?

Best regards.