SupportCenter Plus allows you to define various rules for closing a task such as mandating fields and customizing task status.

To define task closing rules: 

1. Go to Admin>>Helpdesk Customizer>>Task Closing Rules.  

2. To mandate task fields for closing a task, select one or more task fields using their respective checkboxes.

3. Select appropriate radio buttons to define task completion status.

4. Finally, click Save.