I haven’t tried it for half year, maybe something has changed. I have Arch Linux as well. It could not find audio devices on Firefox when using Teams. This happ

I haven’t tried it for half year, maybe something has changed. I have Arch Linux as well. It could not find audio devices on Firefox when using Teams. This happened with two different devices. As side note, I only use Firefox Developer edition, but I doubt they have significant differences on this matter.