See a quick and easy way of creating a task type for a workspace in the "Create a workspace" topic of the SE Kanban Quick Guide!
To create or edit a task type, first access the "Configuration Task type" menu. Then, click on the button. To edit a record, click on the button to edit the task type selected on the main screen. On the screen that will be displayed, determine an icon and a name for the task type:
The "Where used" tab allows identifying how many records are using this task type.
Click on the button to save the task type or on the button to save and close the screen.