First, thank you for the developer and support team of this theme!
You’ve made it free and yet provided 5 stars support.
Second, I’d like to raise a feature request (unfortunately, I could not post it in the Feature Request post as it’s been closed).
Ability for the visitor to Mute/un-mute the video section.
I know that this has been requested in the past (here) and been deemed as a difficult task (or at least a once-off exercise - here), but if this can be done, it’ll be a massive plus feature.
As always, the only thing you can do is ask, and the only thing they can say is no 