Could you include the output of the command "locale" on the system which is displaying the wrong format?
** Changed in: gnome-shell (Ubuntu) Importance: Undecided => Low ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1762042 Title: Changing system language corrupts date format Status in gnome-shell package in Ubuntu: Incomplete Bug description: ubuntu 18.04 (07.04.2018 updated) my system language was turkish and i changed to english but calendar remained in Turkish (with wrong format) please check screenshots To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1762042/+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