Why cant I hear music on Facebook

[fairyworld14 10]

Hi peeps , I am having trouble hearing music on my groups on Facebook , any ideas ? ..My speakers are 100% , so should be hearing , I can hear on You Tube , so whats going on ?

[tzijlstra 11]

Might be autostart? If a video autostarts on Facebook it does so without sound, you have to activate it by clicking on the speaker-icon.

[alchresearch 215]

I find all my videos start with the speaker muted in the little video window.