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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=When%20experiencing%20sound%20issues%20on%20your%20Ubuntu%20machine%2C,device%2C%20check%20to%20see%20if%20it%E2%80%99s%20paired%20correctly.
Ubuntu 20.04 change sound output device issue - Ask …
https://askubuntu.com/questions/1238000/ubuntu-20-04-change-sound-output-device-issue
Now I'm also able to switch output devices via the default sound settings again. Some people also experience problems when timidity is installed. You might want to have a look at these questions: 20.04: internal speaker (Audio) is not working in Ubuntu 20.04 LTS after upgrading from Ubuntu 18.04 LTS. No sound - Ubuntu 20.04 lts
How do I know if my speakers are not working Ubuntu ...
https://www.nbccomedyplayground.com/how-do-i-know-if-my-speakers-are-not-working-ubuntu/
How do I know if my speakers are not working Ubuntu? Check that the correct sound device is selected. Open the Activities overview and start typing Sound. Click on Sound to open the panel. Under Output, select an Output Device and click the Test button to see if it works. You might need to try each available device.
16.04 - No sound device detected - Ask Ubuntu
https://askubuntu.com/questions/882198/no-sound-device-detected
I just installed Ubuntu 16.04 LTE on a new Lenovo E470 machine. No sound device is detected, I mean: And similarly, no input device is detected. Some information that may be helpful: aplay -l returns. Anyhow, an audio device exists: sudo lspci -v returns (among other things) 00:1f.3 Audio device: Intel Corporation Device 9d71 (rev 21) Subsystem ...
How to Fix the No Sound Issue in Ubuntu - Make Tech …
https://www.maketecheasier.com/fix-no-sound-issue-ubuntu/
Go to the “Output Devices” tab and make sure your default speakers are selected. Check Your Speaker Settings. When experiencing sound issues on your Ubuntu machine, you first need to is check out your headphones and speakers for connection problems. It could be that a audio cable is connected to the wrong port or not connected at all.
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