I have fixed following this:
https://www.reddit.com/r/Dell/comments/husu3r/how_to_get_fully_working_audio_in_ubuntu_2004_on/
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https://bugs.launchpad.net/bugs/1895422
Title:
Sound card
Same problem, what did you do exactly to let it work?
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https://bugs.launchpad.net/bugs/1895422
Title:
Sound card not detected on Dell Latitude 9510 (Realtek ALC711)
To manage notificat
