In Kanban, you can configure fields to display during item creation and in the view mode. To do this, add a new item and click Select field.
Select which fields you want to customize.
The Customize quick create form fields option allows you to select the fields that will be displayed when the item is created. In this case, you can only select custom fields.
The Customize view form fields option is needed to select the fields that will be displayed in the kanban. In view mode, you can display not only custom fields, but also other data, such as ID, Created on, or Created by.