Select the debugging tool used for formatting and displaying the variables inspected through the debug functions of Devel. You can enable the <a href=":kint_install">Kint module</a> (shipped with Devel) and select the Kint debugging tool for an improved debugging experience. <strong>NOTE</strong>: Some of these plugins require external libraries for to be enabled. Learn how install external libraries with <a href=":url">Composer</a>.