Review for Attachment Extractor by mick
Rated 4 out of 5 stars
Great little add on - used it for ages - recent problems : didn't save or allow to select folder:FIX - when prompted for %this%that%other - delete all but %filename% and this seems to get it to work with 128.2 / mac /catalina 10.15.7
To create your own collections, you must have a Mozilla Add-ons account.