Install cinnamon-settings-daemon by entering the following commands in the terminal:
sudo apt update sudo apt install cinnamon-settings-daemon
daemon handling the Cinnamon session settings
This package contains the daemon which is responsible for setting the various parameters of a Cinnamon session and the applications that run under it. It handles the following kinds of settings: . * Keyboard: layout, accessibility options, shortcuts, media keys * Clipboard management * Theming: background, icons, GTK+ applications * Cleanup of unused files * Mouse: cursors, speed, accessibility options * Startup of other daemons: screensaver, sound daemon * Typing break . It also sets various application settings through X resources and freedesktop.org XSETTINGS.