Yes, but the unlock button is confusing to find. I have found that the button to return to gnome control center also has buttons beside it, one of these is the unlock button.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1267625 Title: User accounts automatic login button is not accessible in Tab order when using Gnome Orca Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: After selecting your username in User accounts the automatic login button is not accessible when tabbing through available options using Gnome Orca, the expected behaviour once your account has been selected is to be able to select the button for automatic login. Currently is to edit configuration files. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: gnome-control-center 1:3.6.3-0ubuntu50 ProcVersionSignature: Ubuntu 3.12.0-8.16-generic 3.12.6 Uname: Linux 3.12.0-8-generic x86_64 ApportVersion: 2.12.7-0ubuntu6 Architecture: amd64 CurrentDesktop: Unity Date: Fri Jan 10 09:18:42 2014 InstallationDate: Installed on 2013-11-14 (56 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20131113) SourcePackage: gnome-control-center UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1267625/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp