Rated 5 out of 5 stars

per Helge el gen. 27, 2022 ·

Excellent extension. Since I needed the feature on a newer thunderbird version, I wrote this simplified version (for all who can't get this one to run). It would be great if it could be integrated: https://addons.thunderbird.net/en-us/thunderbird/addon/reply-to-all-selected-mail