On 2017-08-05, Pierre Frenkiel <pierre.frenk...@gmail.com> wrote: >> > I have exactly the same problem, but for me installing the listed packages > didn't solve it. I must then continue with v51. > the sound works everywhere, but in firefox versions > v51. > Any idea ? > I can't understand why firefox is the only browser with this issue.
Did you try configuring the output device with pavucontrol (especially if you have more than one sound card / HDMI)? > best regards, -- “Certitude is not the test of certainty.” --Oliver Wendell Holmes, Jr.