This appears to have been fixed at some point over the last 8 years. There is now an "other" option that opens another dialog that includes udf as an option.
** Changed in: gnome-disk-utility (Ubuntu) Status: Triaged => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-disk-utility in Ubuntu. https://bugs.launchpad.net/bugs/573417 Title: disk utility should have udf as an option to format as To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-disk-utility/+bug/573417/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs