To Add new task go to Task Management--> Task and click on the button Add new Task.
Name: Enter the Task name.
Status: Select the Task status.
Assigned To: After you add a member as assigned to the task, this particular member will get notification email and built-in that is assigned to this specific task.
Tags: Select the Tag which the task is related to the particular selected tag.
Attachment: It is the Task description in the format of image/gif.