It's a little button with a "refresh" icon, at the end of the line where you can set hours/minutes/seconds. But I guess you're missing the fact that it's only shown when in manual time setting mode (since it won't be of any use if ntpd is already synchronizing time on the background).
-- time-admin does not update time https://bugs.launchpad.net/bugs/400130 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
