Install plasma-widget-folderview by entering the following commands in the terminal:
sudo apt update sudo apt install plasma-widget-folderview
Description:
plasma widget showing the content of a folder
This package contains the Folder View Plasma widget which is capable of displaying and managing contents of any KDE supported location. It can be used as a replacement for the traditional "desktop" folder concept in the main Plasma shell, but it is a lot more flexible. Folder View is part of the initial default KDE 4 desktop configuration. . This package is part of the KDE base applications module.
Homepage: http://www.kde.org/
Version: 4:16.04.3-0ubuntu1
Section: universe/kde