How do we install Realtek High Definition Audio Driver

How do I install Realtek High Definition Audio Sound Drivers?

First, you run:

mhwd -lh -d --pci

look for your audio device

then run:

sudo mhwd -a pci nonfree 0300 // replace 0300 with the pci number of the audio device

or

sudo mhwd -a pci free 0300 // replace 0300 with the pci number of the audio device

If you need help, just paste the output of:

mhwd -lh -d --pci

here

Realtek onboard audio devices usually use Linux driver snd_hda_intel and additional drivers are not required

use this command to see a list of audio devices including the driver in use

inxi -Ax

Audio: Device-1: Intel CM238 HD Audio vendor: Dell driver: snd_hda_intel v: kernel bus ID: 00:1f.3
Sound Server: ALSA v: k5.8.16-2-MANJARO

Woofers not working, Sound = 20% of what i got on windows

Your laptop model may have a known solution for the subwoofers - Category:Dell - ArchWiki

If your laptop model is not listed there, please start a new topic and post full system information

inxi -Faxzy

and ALSA audio controls

amixer --card=0

and PulseAudio configuration

pacmd dump