User Administration in SAP Basis Tutorials: To start user maintenance you have to use the transaction code SU01. You can create a new user or copy the existing user master. The user master contain all data and setting that are required to log on to a client.
sap user types Archive
User Types in SAP: The SAP system categorizes users into several types for different purposes, There are 5 different User Types: 1. Dialog 2. System 3. Communication 4. Service 5. Reference Description about the above User types: 1. Dialog For Dialog User GUI Login is possible,Initial password