Hi, The microphone works better Thank you very much for the suggestion Have a nice Sunday
El dom, 7 jun 2026 a las 1:50, Daniel Letzeisen (<[email protected]>) escribió: > Have you tried with model=alc2xx-fixup-headset-mic instead of the one > suggested by AI (which you should remove)? > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/2155775 > > Title: > ALC295 headset microphone not detected on Acer Predator PT315-53. I > tried a workaround but it sound terribles anyways > > Status in linux package in Ubuntu: > New > > Bug description: > I made Sonnet make a description of what we tried to solve together so > I can paste it here because I'm not an expert. I just wanted to tell > you that I'm not an AI and I hope that it helps. Thanks for your work > anyways > > 1) Ubuntu Release: > Description: Ubuntu 24.04.4 LTS > Release: 24.04 > > 2) Package version: > linux-image-6.8.0-124-generic: 6.8.0-124.124 > > 3) What you expected to happen: > Plugging a TRRS headset into the 3.5mm combo jack should automatically > detect > both the headphone output and the headset microphone, making it > available as > an input source in sound settings. > > 4) What happened instead: > Only the headphone output is detected. The microphone input does not > appear > in Settings → Sound → Input. The input port shows "availability unknown" > in PipeWire. A manual workaround is required: > > echo "options snd-hda-intel model=alc295,dell-headset-multi" | sudo > tee /etc/modprobe.d/alsa-base.conf > > This needs to be applied after every fresh install and is not documented > anywhere, > making it a poor experience for users of this laptop model (Acer > Predator PT315-53, > Realtek ALC295, Subsystem ID: 0x10251540). > > == Problem == > When a 3.5mm TRRS headset is plugged into the combo jack, the microphone > is not detected. Only the headphone output works. The input source shows > "availability unknown" and no headset mic port appears in > PipeWire/PulseAudio. > > == Workaround == > Adding the following to /etc/modprobe.d/alsa-base.conf fixes the issue: > > options snd-hda-intel model=alc295,dell-headset-multi > > After reboot, the headset microphone is detected and works correctly. > > == Expected fix == > Add a SND_PCI_QUIRK entry for this subsystem ID in > sound/pci/hda/patch_realtek.c so the workaround is applied automatically: > > SND_PCI_QUIRK(0x1025, 0x1540, "Acer Predator PT315-53", > ALC295_FIXUP_DELL_HEADSET_MULTI), > > Similar fixes have already been merged for other Acer models (Nitro 5, > Helios 300) > with the same ALC295 codec. > > == Steps to reproduce == > 1. Boot Ubuntu 24.04 on Acer Predator PT315-53 > 2. Plug in a TRRS headset to the 3.5mm combo jack > 3. Check Settings → Sound → Input — microphone is not listed > 4. Run: pactl list sources — only "analog-input-mic" with "availability > unknown" > > Thank you > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2155775/+subscriptions > > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2155775 Title: ALC295 headset microphone not detected on Acer Predator PT315-53. I tried a workaround but it sound terribles anyways To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2155775/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
