Rated 5 out of 5 stars

Doesn't work in thunderbird 60.2.1
Hope this will be fix!

PS. This bug is always fixed in version 1.4.6
You can download it from github
https://github.com/ysard/mintrayr/releases

Great work, Ysard!

This review is for a previous version of the add-on (1.4.4). 

Hi, thanks for the review;
the addon has been tested successfully on TB 60.2.1; what is your operating system?
Maybe this your problem is related to this issue that is still annoying at the moment:
https://github.com/ysard/mintrayr/issues/7