Rated 5 out of 5 stars

per RomanGarifullin el des. 5, 2014 · enllaç permanent

The plugin works well on firefox 34 and can not be installed on Thunderbird 31. There is a trick: It can be installed after plugin https://addons.mozilla.org/en-us/thunderbird/addon/checkcompatibility/ and it works. Please, add compatibility for this thunderbird version