Me encanta la de novedades que hay siempre en Firefox

Будет полезно всем, тем более новичкам! Благодарю!

C'est très utile et discret dans la barre d'outils.
Merci

Works as advertised

I don't like how "Allow Mozilla to collect interaction data" is automatically on, other than that, really, really useful and good!

Excellent! Thanks Mozilla teams for developing this useful tool.