It turns out that the string is in the gfxboot-theme-ubuntu package, and that it is not set up to be translated. I have committed a fix to my bzr repository, which I will propose for merging.
** Branch linked: lp:~rosco2/ubuntu/yakkety/gfxboot-theme- ubuntu/bug-1550186 ** Package changed: ubiquity (Ubuntu) => gfxboot-theme-ubuntu (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1550186 Title: First entry of boot-menu "Try UbuntuStudio without installing" do not get translated into the chosen language To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gfxboot-theme-ubuntu/+bug/1550186/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs