Addon for firefox


Je ne parle pas anglais.
J’utilise ubuntu-64 avec firefox et je voudrais savoir comment installer :

est-ce possible ?
d’avance merci`

Hello, my dear,
I don’t speak English.
I use ubuntu-64 with firefox and I would like to know how to install:
is that possible?
in advance thank you


I think it’s the same kind of question there :
Firefox Add-on Pairing :thinking: