install
Choose between the various KDE Plasma installation options:
- kde-plasma-desktop (default, full KDE Plasma)
- kde-standard (Debian's selection of common KDE packages)
- kde-full (complete KDE Plasma including all workspace, applications, and frameworks)
sudo apt update && sudo apt upgrade
sudo apt install kde-plasma-desktop
Please note during installation, it will ask you to configure the sddm login manager, click OK, and select the sddm login manager as default.