# Fixing Firefox Sound

Well if you're trying to play youtube or any other web music player inside firefox in it, probabily sound will not work even though PulseAudio is running. It can be fixed easily, just follow the below steps.

Open Firefox and type`about:config` in the address bar. Then click on "Accept the Risk and Continue".

![](/files/Q7bkAcooke8rGrqtB5L6)

Then search "sandbox" and do the same changes marked in last screenshot and restart firefox.

![](/files/9LFbgSW6M6DGvKAb8cSY)

{% hint style="success" %}
The Sound will work now.
{% endhint %}


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