Fixed with update of : 42.0+build2-0ubuntu0.14.04 - my about:preferences page finally displays in non-invisible about:preferences#content settings.
** Changed in: firefox (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1500395 Title: latest update breaks user CSS / Accessibility settings To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1500395/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs