Developer reply by Philippe V.
Rated 4 out of 5 stars
I just installed version 52.0 on TB 78.2.2 and the message filters still don't work.
This review is for a previous version of the add-on (52.0).yes I know, this is the main remaining point... I'm waiting Filtaquilla to be updated...
To create your own collections, you must have a Mozilla Add-ons account.