The solution listed here works for my case above: https://github.com/thesofproject/linux/issues/2460#issuecomment-779212719
** Bug watch added: github.com/thesofproject/linux/issues #2460 https://github.com/thesofproject/linux/issues/2460 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/2053289 Title: Internal microphone realtek ALC257 is not working in 24.04 Noble (Fujitsu WU4/H1) Status in alsa-driver package in Ubuntu: New Bug description: I tried to record sound with my internal Mic. Nothing is working. I use arecord. ``` bagus:~$ arecord test.wav arecord: main:834: audio open error: Operation not supported bagus:~$ arecord -d 10 -f cd -t wav -D copy foobar.wav ALSA lib pcm.c:2675:(snd_pcm_open_noupdate) Unknown PCM copy arecord: main:834: audio open error: No such file or directory bagus:~$ arecord -l **** List of CAPTURE Hardware Devices **** card 0: sofhdadsp [sof-hda-dsp], device 0: HDA Analog (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: sofhdadsp [sof-hda-dsp], device 6: DMIC (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: sofhdadsp [sof-hda-dsp], device 7: DMIC16kHz (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 bagus:~$ lsb_release -rd No LSB modules are available. Description: Ubuntu Noble Numbat (development branch) Release: 24.04 bagus:~$ apt-cache policy alsa-base alsa-base: Installed: (none) Candidate: 1.0.25+dfsg-0ubuntu7 Version table: 1.0.25+dfsg-0ubuntu7 500 500 http://archive.ubuntu.com/ubuntu noble/main amd64 Packages ``` To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/2053289/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
