5 つ星中 5つの評価を受けています

投稿者: Alexander Ihrig - 9月 14, 2020 · 固定リンク

Really perfect re-implementation of this missing/removed feature in Thunderbird 78 using the collapsed="true" attribute. And the best is, that it supports other extensions, which add buttons to the toolbar (like my "Allow HTML Temp" addon).