dont work in tbird Rated 1 out of 5 stars
works in ff but not in tbird!! wont show up in the context menu????This review is for a previous version of the add-on (0.2.4).
What is your version of TB?
I confirmed on Tb 3.0.x and TB 3.1pre and well worked. Encoding menu is present with right click on Mail list and Mail body window.