I have an HP Envy x360 15-ew0023dx with the same issue. Internal speaker sound doesn't work on 22.04 or 22.10. Also doesn't work when updating kernel to 6.1.11.
I found someone that says they have a kernel patch for their model of HP Envy x360 15-ey0013dx. https://unix.stackexchange.com/a/730868
I have an HP Envy x360 15-ew0023dx with the same issue. Internal speaker sound doesn't work on 22.04 or 22.10. Also doesn't work when updating kernel to 6.1.11.
I found someone that says they have a kernel patch for their model of HP Envy x360 15-ey0013dx. /unix.stackexch ange.com/ a/730868
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