[marc@cachyos ~]$ grep -r “numlock” ~/.config/hypr/
/home/marc/.config/hypr/conf/autres/keyboard.conf: numlock_by_default = true
/home/marc/.config/hypr/conf/autres/keyboard.conf.save: numlock_by_default = true
/home/marc/.config/hypr/hyprland.conf:exec-once = numlockx on
/home/marc/.config/hypr/hyprland.conf:exec-once = hyprctl keyword input:numlock_by_default true
[marc@cachyos ~]$
About KDE, I don’t use it but hypr.