Noté 2 sur 5 étoiles

par Utilisateur ou utilisatrice 110ea8 de Firefox le juin 1, 2023 · lien permanent

Unreliable. Once the Dropbox-connection is added, any upload works only once. All consecutive uploads quit with the error msg:
Upload Error - Unable to upload file xyz to Box.

You either have to restart Thunderbird or re-inititate the connection (i.e. delete the old one and add a new connection).