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How to Fix the No Sound Issue in Ubuntu - Make Tech Easier
https://www.maketecheasier.com/fix-no-sound-issue-ubuntu/#:~:text=How%20to%20Fix%20the%20No%20Sound%20Issue%20in,ALSA.%20...%205%20Reinstall%20ALSA%20and%20PulseAudio.%20
pulseaudio - No sound - Ubuntu 20.04 LTS - Ask Ubuntu
https://askubuntu.com/questions/1231602/no-sound-ubuntu-20-04-lts
If the Output Device and Input Device drop-down lists in Sound Settings are empty then I suggest you do the following: sudo apt-get remove --purge pulseaudio sudo apt-get install pulseaudio mv ~/.config/pulse ~/.config/new_pulse_conf Reboot your pc! The 3rd command just changes the pulse directory name.
pulseaudio - No sound on Ubuntu 18.04 - Ask Ubuntu
https://askubuntu.com/questions/1081748/no-sound-on-ubuntu-18-04
sudo apt-get remove alsa-base pulseaudio sudo apt-get install alsa-base pulseaudio and force again alsa loading: sudo alsa force-reload It wasn't enough for me, so I'd to remove the directory for creating a new one. mv ~/.config/pulse ~/.config/old_pulse Reboot for creating the new files automatically, and it should work.
pulseaudio - (K)Ubuntu 17.10 - No Audio devices found, …
https://askubuntu.com/questions/976375/kubuntu-17-10-no-audio-devices-found-no-settings-no-sound
Content to change: load-module module-alsa-sink device=hw:0,0 load-module module-alsa-source device=hw:0,0 load-module module-null-sink load-module module-pipe-sink. Save and exit, then run: sudo alsa force-reload pulseaudio -k start-pulseaudio-x11. Hopefully you have sound at …
How To Fix No Sound in Ubuntu And Linux Mint - It's FOSS
https://itsfoss.com/fix-sound-ubuntu-1304-quick-tip/
If the above problem did not fix it for you, try reinstalling Alsa and Pulse audio in the following manner: sudo apt-get install --reinstall alsa-base pulseaudio. And force reload Alsa again: sudo alsa force-reload. Restart and check if sound is back or not. Second alternate method to fix no sound in Ubuntu. Try starting Pulseaudio and see if it works:
How to reset PulseAudio and ALSA on Ubuntu …
https://www.mind-overflow.net/post/how-to-reset-pulseaudio-and-alsa-on-ubuntu/
The very simple process As long as your audio configuration and settings were working when you installed Ubuntu, and the malfunctioning state is caused by your misconfiguration and/or fault, restoring the audio driver to default state might actually be helpful. First of all, completely purge and remove your pulseaudio and alsa packages by running:
How to Use PulseAudio to Manage Sounds on Ubuntu 18.04
https://linuxhint.com/pulse_audio_sounds_ubuntu/
You can Mute and Un-Mute the sound by clicking the marked toggle button in the Output Devices tab. PulseAudio lets you control the left and right speakers separately. Just click on the lock toggle icon in the Output Devices tab and you should see two separate sliders as marked in the screenshot below.
PulseAudio - Ubuntu Wiki
https://wiki.ubuntu.com/PulseAudio
For some reason, pulseaudio's user configuration files can become corrupt (unsynced?) in some way, and deleting them (and forcing fresh ones to be generated) fixes a no sound condition. After using the command below, log out/in. Ubuntu 12.10/Quantal (and earlier) rm -r ~/.pulse*; pulseaudio -k Ubuntu 13.04/Raring (and later)
How to Fix the No Sound Issue in Ubuntu - Make Tech …
https://www.maketecheasier.com/fix-no-sound-issue-ubuntu/
An issue often faced by Ubuntu users after installing Ubuntu or upgrading to a new version is the sound problem, or more specifically, the “no-sound” problem. This can happen for a variety of reasons. Sometimes it is related to a misconfiguration in the speaker settings, or maybe your hardware is not well-supported.
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