If you want the settings be applied system wide, there is the button "Apply System-Wide" in Language Support for the purpose. Pressing that button will make changes to /etc/default/locale and should be effective at next login (or possibly a reboot is needed). But LC_ALL must of course not be set anywhere.
If you want the settings be applied system wide, there is the button "Apply System-Wide" in Language Support for the purpose. Pressing that button will make changes to /etc/default/locale and should be effective at next login (or possibly a reboot is needed). But LC_ALL must of course not be set anywhere.