Yeah, thats a great one, especially if you are in a big office and forget to plug in your headphones. There is a simple trick though: about:config >> Search f

Yeah, thats a great one, especially if you are in a big office and forget to plug in your headphones. There is a simple trick though: about:config >> Search for "autoplay" (media.autoplay.enabled) >> set it to "false". Some players might refuse to play media outright though.