Thanks for the explanation @kaihengfeng I try the parameter but without success, you can check the attached screenshot to see if i do it right.
** Attachment added: "IMG_20201009_041722.jpg" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1891100/+attachment/5419830/+files/IMG_20201009_041722.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1891100 Title: hp notebook 15-da0001nk sound mute led not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1891100/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
