I use it to stop youtube videos that are in pinned tabs when launching firefox. Works great !

gives a great interface for Youtube.

Great and useful plugin!

I ilke this. It's simple and it works. And it doesn't let me know every time it's updated. This thing is nice.

Excelente, muy amigable y con suficientes opciones personalizables

Amazing extension, works and does everything it's meant to do perfectly. Constantly updated.

utile facile et intelligent
félicitations

Buena aplicacion.

It is everything you will ever need.

Pretty much a must have for YouTube.

many features I like thank you :)

useful and works fine

OK

все отлично , главное чтоб не испортили .

I have been using this a while now, and its good! :)

Works great, the developer is awesome

Works! Works great! It's free! Developer maintains it! Great and useful features!

The pinning fearuere