run chrome from terminal get error google-chrome:81557 GLib-GIO-ERROR

Question

I have read

google-chrome --help

and tried

google-chrome 'https://google.de' --new-window

and get this error:

(google-chrome:81557): GLib-GIO-ERROR **: 18:19:42.288: No GSettings schemas are installed on the system
Trace/breakpoint trap (core dumped)

tried to fix

1. i found this for Gnome user but i use KDE:

https://techienotes.blog/2021/10/11/how-to-get-rid-of-glib-gio-error-settings-schema-does-not-contain-a-key-on-gnome-40/

2. then i did this that changed anything becouse was already installed

sudo apt-get update -y
sudo apt-get install -y gsettings-desktop-schemas

found here: https://zoomadmin.com/HowToInstall/UbuntuPackage/gsettings-desktop-schemas

Operating System: Kubuntu 20.04

KDE Plasma Version: 5.18.8
KDE Frameworks Version: 5.68.0
Qt Version: 5.12.8
Kernel Version: 5.13.0-28-generic