TubeStop 1.4
TubeStop stops the auto-play of YouTube videos. Note: The TubeStop add-on is cross-platform and it works on Mac OS X, Windows and Linux.Requirements:
Ссылка:https://addons...US/firefox/downloads/file/85239/tubestop-1.4-fx+fn.xpi
Ссылка:
Видео: