I think it was the problem that the previous version of WPML was doing the problem, as also some other stuff in wordpress werent working properly. Now I updated it and all were gone.
Regards, Oskar
We solved the problem, thank you for the help.
Hello,
https://tisoshop.com/wp-content/uploads/2018/12/Posnetek-zaslona-33.png, here is the link to screenshot.
We are running 5.0.1. WordPress.
Regards, Oskar