Install cinnamon-control-center by entering the following commands in the terminal:
sudo apt update sudo apt install cinnamon-control-center
Description:
configuration applets for the Cinnamon desktop
This package contains configuration applets for the Cinnamon desktop, allowing to set the date and time, regional settings, network configuration, screen resolution, and other Cinnamon parameters.
Homepage: http://cinnamon.linuxmint.com/
Version: 3.6.5-2
Section: universe/x11