


The Allow Audio and Video setting will allow all media to autoplay.The Block Audio and Video setting will prevent autoplay for all media, including video, even though audio is muted.The default Block Audio setting will prevent autoplay for all media with sound.Use the Default for all websites drop-down menu to select how you want Firefox to handle media autoplay for all websites.Click the Settings… button next to Autoplay.(or enter autoplay in the Find in Settings Select the Privacy & Security panel and go down to the Permissions section.Click the menu button and select Settings.

