Benvingut a complements de Thunderbird.
Add extra features and styles to make Thunderbird your own.
TancaRespost pel desenvolupador mthaens
Rated 1 out of 5 stars
Does not work for TB 52.7.0 (64-bit) LinuxMint, no button in "customize toolbar"
Tested. There is a button. Right click next to the main tabs.
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