Rated 5 out of 5 stars

StevensonJR কর্তৃক নভে. 5, 2019 তারিখে ·

The best extension. Don't understand why it is not default.
Merci à 'auteur !

This review is for a previous version of the add-on (1.9.1). 

by Michel Renon (Developer) on নভে. 5, 2019 ·

Thanks for your feedback !
For your information, there is ongoing work to enhance the default UI of compose in future thunderbird. See bug 440377: https://bugzilla.mozilla.org/show_bug.cgi?id=440377