Seems fine using Xubuntu 17.10 so may be a problem with the theme rather than with Thunderbird.
Sam, please advise which version/flavour of Ubuntu you are using. Removing assignee as that is for the developer that will actually fix the issue. ** Changed in: thunderbird (Ubuntu) Assignee: David Terrey (kiwibro) => (unassigned) -- 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/1692378 Title: Text in add-on "Messaging Menu and Unity Launcher integration" for Thunderbird doesn't fit to preferences Status in thunderbird package in Ubuntu: Confirmed Bug description: There is a problem in Thunderbird preferences (Menu > Edit > Preferences). On the tab General, preferences doesn't fit in the window by default There is too much space at the bottom of the window, some preferences can be moved there. I've drawn example of it. Could you fix it? To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1692378/+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