Acer Nitro V15 - Debian: Internal microphone does not work

My laptop is an Acer Nitro V15 and it's running Debian Linux. The internal microphone is not working. # cat /etc/issue.net Debian GNU/Linux trixie/sid # uname -r 6.12.9-amd64 # lspci | grep -i audio 0000:00:1f.3 Multimedia audio controller: Intel Corporation Raptor Lake-P/U/H cAVS (rev 01) 0000:01:00.1 Audio device: NVIDIA Corporation GA107 High Definition Audio Controller (rev a1) # arecord -l **** List of CAPTURE Hardware Devices **** card 1: sofhdadsp [sof-hda-dsp], device 0: HDA Analog (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: sofhdadsp [sof-hda-dsp], device 6: DMIC (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: sofhdadsp [sof-hda-dsp], device 7: DMIC16kHz (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 # pulseaudio --version pulseaudio 17.0 The sound is working fine. The problem is only the mic.