@opensuse argh... everywhere it says "use #Yast to change language in #opensuse Leap" but they removed it in Leap 16.0! argh...
And I just read Nate's blogpost (https://pointieststick.com/2025/10/25/kde-linux-deep-dive-package-management-is-amazing-which-is-why-we-dont-include-it/) and he recommends using #Fedora #KDE (https://fedoraproject.org/kde/) so I guess I'll try that :D
Kinda sad because I wanted to use "european" distribution :(