No sounds on web browsers

Hello , I am using OpenSuse LEAP15.0 and everything working fine i installed H.264 decoder and i can watch video’s but there is no sound from the firefox , when i download video i can hear it fine but when i am browsing it on chromium or firefox the sound disappear , I used tor browser and the sound in it is fine , what could be the problem ?

applications versions:-
FireFox 60.1.0esr
Chromium 68.0.3440.75
Tor 7.5.6

Hi khalil. Welcome to openSUSE Forums. When next streaming via the browser, run ‘pavucontrol’ and examine the slider level in the ‘Playback’ tab. Alternatively, the 'Applications tab of the KDE volume control should also allow you to adjust an levels as needed.

Thank you , that solved my problem.

Sorted! :slight_smile: