This bug is still presnt in Ubuntu 12.04 LTS release with latest version of gnome-control-center.
See the attached screen-shot. manish@D9L412M1:~$ apt-cache policy gnome-control-center gnome-control-center: Installed: 1:3.4.2-0ubuntu0.2 Candidate: 1:3.4.2-0ubuntu0.2 Version table: *** 1:3.4.2-0ubuntu0.2 0 500 http://archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 100 /var/lib/dpkg/status 1:3.4.1-0ubuntu1 0 500 http://archive.ubuntu.com/ubuntu/ precise/main amd64 Packages manish@D9L412M1:~$ uname -a Linux D9L412M1 3.2.0-24-generic #37-Ubuntu SMP Wed Apr 25 08:43:22 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux manish@D9L412M1:~$ lsb_release -a Distributor ID: Ubuntu Description: Ubuntu 12.04 LTS Release: 12.04 Codename: precise ** Attachment added: "Screenshot from 2012-06-15 17:17:37.png" https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/986358/+attachment/3190665/+files/Screenshot%20from%202012-06-15%2017%3A17%3A37.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/986358 Title: No maximize button on Appearance settings Window after un-maximizing it To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/986358/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs