Thanks for the additional insights Max. If IĀ understand correctly, that's not an issue that can be fixed by merely updating the desktop file or packaging parameters of thunderbird in Ubuntu, it would have to be addressed by the upstream project.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to thunderbird in Ubuntu. https://bugs.launchpad.net/bugs/1861262 Title: Add message/rfc822 to thunderbird.desktop Status in thunderbird package in Ubuntu: Fix Released Bug description: Please add message/rfc822 to thunderbird.desktop: -MimeType=x-scheme-handler/mailto;application/x-xpinstall; +MimeType=x-scheme-handler/mailto;application/x-xpinstall;message/rfc822; It will allow to open *.eml files. I attach an example eml file. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1861262/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp