You may want to see this as well, http://askubuntu.com/questions/772919/ubuntu-16-04-brightness-lock- screen-does-not-turn-off, reported by another user.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1594989 Title: Turn off screen after n minutes does not work in Ubuntu 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1594989/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
