This option should contain true/false.
If this option is set to true, no critical file operations can be performed by the user, action such as upload and delete. The user will be prompted with a message (general.demo_msg) when trying to execute one of these actions.
Example of usage in the config.php file
$mcFileManagerConfig['general.demo'] = false;
Example of usage in the Web.Config file
<add key="general.demo" value="false" />
Example of usage in a mc_access file