How do I create a dynamic descriptor field? Alina Lieber - December 17, 2015 20:01 This article will show you how to create a dynamic descriptor field. 1. Click the Descriptor Tab to go to the Descriptors Workspace. 2. Click the Add Field button in the Set Fields panel. 3. Along with entering a field title, a description (optional), and choosing a field type, check the Dynamic Field box. Just hit submit and you are ready to go.