Rated 4 out of 5 stars

Should be the default behaviour in TB.
Not sure whether it still works in TB 24.

Rated 5 out of 5 stars

Great, great, simply great. Should be the default behaviour in TB.

It works! Rated 5 out of 5 stars

This is great! I don't know why this feature isn't a standard option in T'bird.

Rated 5 out of 5 stars

Thanks for the update (v1.1).
Just tested it and I can confirm that it fixes the mailnews.remember_selected_message issue.

This review is for a previous version of the add-on (1.0).  This user has 2 previous reviews of this add-on.