If You have more layout and different locales users in the Linux Gnome, then You maybe have problem to change every system boot time to change layout for input password.
Or switch user. Also You can’t see which layout is actual right now.
Solution is to set location with localectl
sudo localectl set-x11-keymap us,lt,pl,ru
Add NumLock on starup off Login screen these steps:
- Install numlockx pacakge
- Setup startup manager. For example
<a href="https://ubuntu-mate.community/t/turn-off-num-lock-on-ubuntu-mate-login-screen/1215">lightdm</a>
add
greeter-setup-script=/usr/bin/numlockx on
in the
/usr/share/lightdm/lightdm.conf.d