The information on the Settings tab of the process page can be divided into three major groups:
Data on classes and database tables that store information used to manage context variables, process metrics and instance metrics. You can find these data in the following sections: Data Structure, Process Metrics Structure, Process Instance Metrics Structure. These sections show the names of the database classes and tables used in scripts and reports. The information cannot be edited.
If you select the checkbox in this section, the "Forbid to reassign" option on the Common tab of the Task Activity will affect automatic substitution. In this case, if you select the "Forbid to reassign" option on the Common tab of the Task Activity, the task WILL NOT be reassigned to a substitute user.
If you deselect the checkbox in this section, the "Forbid to reassign" option on the Common tab of the Task Activity will not affect automatic substitution. In this case, if you select the "Forbid to reassign" option on the Common tab of the Task Activity, the task WILL be reassigned to a substitute user.
Process Start Variants
In the Process Start Variants section you can specify how you want an instance of the current process to be started.
the Start from Web Application option allows users to start the process in Web Application;
Visible in the process list - If you select this checkbox, the process will be displayed in the list of available processes in Web Application. If this option is deselected, this process can only be started from an object page, if the respective settings are configured;
the Start from externalsystem option makes it possible to start process instances using web services or HTTP requests. To learn more about starting a process from external system, see this page.