5 つ星中 5つの評価を受けています

Great addon. I disabled the toolbar, but I find it terrible to still see the toolbar for 1 or 2 seconds when I start-up Thunderbird. How can I resolve this?

これは以前のバージョン (3.11) についてのレビューです。 

you could try post a bug report on support, I cannot promise that it is easy to fix or fixable at all.
http://smarttemplate4.mozdev.org/bugs.html