The security settings for TDS Module is different from one provided above. To do so, open Zen TDS module and go to Tools → Security Settings, Put check mark on the option → Apply Login on TDS.
A new user can be added by clicking on the "New" button post which an "Add new user" box will appear. Enter the Username and Password to create the new user. Also, the choice of Deductors can be selected from the list so available which would be visible to the user account being created.