Noté 3 sur 5 étoiles

par Andy_P le déc. 18, 2014 · lien permanent

I have just tried to install this add-on to Thunderbird 31.3.0.

It says it is installed, but when I right-click the Toolbar and select customize, I cannot find a button labelled "Titlebar Cleaner" in the list of available icons.
Please help.