Benvingut a complements de Thunderbird.
Add extra features and styles to make Thunderbird your own.
TancaComentari del Phoenity Icons per Firefox user 3f2029
Rated 5 out of 5 stars
I see the same problem with other add-ons e.g 'Filter on Folder Button' add-on.
Probably it is a bug of Thunderbird.
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