Rated 5 out of 5 stars

per palacs el feb. 29, 2020 · enllaç permanent

Shame on Mozilla / Seamonkey developers for letting this issue annoy hundreds of thousands of users for 19 years. It's still there in Bugzilla, unfixed.
https://bugzilla.mozilla.org/show_bug.cgi?id=108455

Thumbs up for the extension. It works like a charm. :)