Thanks, closing then. There might still be a bug though if userContent.css got in a buggy state unless you manually edited it? Anyway that's more of an upstream question and can be discussed on their bugzilla if needed
** Changed in: thunderbird (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1945592 Title: Viewing PDF doesn't use full screen width To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1945592/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs