Rated 5 out of 5 stars

yazan: John Smith tarih: Eki. 16, 2022 ·

Seems to work okay with Thunderbird 102. I'm not sure why Thunderbird itself doesn't provide a toolbar icon to toggle the message pane as well as the F8 shortcut, but this extension covers the functionality.

This review is for a previous version of the add-on (1.6).