Sunday, September 19, 2021

NVIDIA 460 HDMI No audio sound sink Linux mint

I lost HDMI as audio output device when I updated to Linux Mint 20.2

Using Nvidia 460 from drivers interface plus this change below, gave me back the audio HDMI output option.

Add this

pcie_port_pm=offin /etc/default/grub

so it looked like this

GRUB_CMDLINE_LINUX_DEFAULT="quiet splash pcie_port_pm=off"

and updated grub with

sudo update-grub

 The above was originally posted by summonholmes over at


My /etc/modules

already contained


Maybe relevant, maybe not.


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