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2 votes

Kernel broke HDMI audio output

Simply, I removed the kernel concerned and back to the previous kernel. sudo apt --purge remove linux-headers-5.19.0-35 linux-headers-5.19.0-35-generic linux-image-5.19.0-35-generic linux-modules-5.19....
1 vote

Ubuntu 22.04 audio output not working (dummy audio) - No fixes found online solve this

The 5.19.0-35 kernel has known problem with hdmi audio. Drop back to an older kernel in the initial grub menu (under advanced...). Try the next kernel update to see if the problem has been fixed.
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1 vote

HDMI on AMD video card doesn't work with sound on Ubuntu 22.10

I had the same issue with a Radeon RX 6400 hooked up to a TV. Sound was working yesterday, and is broken today. I think it is due to a kernel update. When booting with the newest kernel installed (5....
1 vote

HDMI audio not detected after update for AMD Graphics

Seems like an issue with 5.15.0-35 kernel, the problem went away with 5.15.0-67 kernel

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