Rated 4 out of 5 stars

per opto el des. 24, 2018 ·

you just need to add the css for the options (setings.xul) to make them working again. See the 57 addon document, somewhat hidden, I oversaw it for my addons as well:

add "<?xml-stylesheet type="text/css" href="chrome://messenger/skin/preferences/preferences.css"?>
" without the "

This review is for a previous version of the add-on (6.1).