@Sebastien It was in gnome-control-center keyboard (select tab "Typing", click on link "Layout Settings" in left bottom corner of window, press the "Options" button in the bottom right corner of window, window "Keyboard Layout Options" is opened). See screenshot (https://bugs.launchpad.net/ubuntu-gnome/+bug/1245188/+attachment/3892954/+files/Keyboard%20Layout%20Options%20-%20LEDs.png).
I reported upstream.
@Sebastien center keyboard (select tab "Typing", click on link "Layout Settings" in left bottom corner of window, press the "Options" button in the bottom right corner of window, window "Keyboard Layout Options" is opened). See screenshot (https:/ /bugs.launchpad .net/ubuntu- gnome/+ bug/1245188/ +attachment/ 3892954/ +files/ Keyboard% 20Layout% 20Options% 20-%20LEDs. png).
It was in gnome-control-
I reported upstream.