I finally managed to fix this other bug : when recording with Audacity, it appeared than only the left channel was recorded. After some changes in the volume mixer, Audacity recorded then both left and right channel, and Voice Control has now its normal behavior (Init -> Calibration -> Ready).
I finally managed to fix this other bug : when recording with Audacity, it appeared than only the left channel was recorded. After some changes in the volume mixer, Audacity recorded then both left and right channel, and Voice Control has now its normal behavior (Init -> Calibration -> Ready).