Rated 4 out of 5 stars

by William Cohen on May 8, 2017 ·

Wonderful add-on. Let us know how we can upload the latest version compatible with Thunderbird 52. I couldn't see a "support site." Thank you!

This review is for a previous version of the add-on (1.2.9). 

by Meatian (Developer) on May 8, 2017 ·

Anyway, the URL is:
https://github.com/Meatian/confirm-address/tree/master/release