5 つ星中 4つの評価を受けています

投稿者: Scorpio4 - 5月 13, 2017 · 固定リンク

Definitely one of the best YouTube Add-ons for Firefox. I can watch all my YouTube videos without leaving my inbox. Only wish there was a way to logon to YouTube so that all videos watched will be marked as so and saved in the History.