uBlock Originを使ってましたがyoutubeが重くなるのでこちらに変えたら軽くなりました。youtubeが重くてuBlock Originのアドオンをオフにすると軽くなる方はお試しを。

Awesome, so helped me to block ads automatically.

Good Extenstion.

The best

Çok süper reklam engelleyici. Herkese tavsiye ederim.

excellent contre les dangers existants sur internet!

Nice

complicated to set up - purchased license was not recognized so had to reinstall; cannot pin extension to firefox toolbar - it does not appear as option to add

Ist Gut