To create a dynamic field, do the following as OTRS administrator:

1. In the OTRS dashboard, select the Admin tab.
2. In the Admin tab, select Dynamic Fields in the "Ticket Settings" section.
   
   The "Dynamic Fields Management - Overview" dialog appears.
   
3. For ticket objects, select a field type from the "Ticket" menu.
   A field type specific "Add field" dialog appears.
   
4. Enter the required information, then click Submit.