After installation, please do the following to set it up: 1. Create a user-level copy of the configuration file mkdir -p ~/.config/compiz/boxmenu cp /etc/xdg/compiz/boxmenu/menu.xml ~/.config/compiz/boxmenu/menu.xml 2. In the Compiz Settings Manager's "commands" plugin, set "Command line 0" to run "compiz-boxmenu". Set its hotkey to space. 3. In the Compiz Settings Manager's, "Viewport Switcher" plugin, navigate to the "Desktop-based Viewport Switching" tab. There, set "Plugin for initiate action" to "commands" (not "core", "commands") and "Action name for initiate" to "run_command0_key".