There are four S/4HANA license options for employees that are defined based on the type of usage: Productivity use: allows users to access and utilize all productivity functions of SAP S/4HANA. This includes the SAP Fiori user interface, the SAP CoPilot digital assistant, and the machine learning capabilities of SAP Leonardo. Functional use: allows users to utilize all software functionalities. It enables the creation and modification of business processes, data, and reports. Professional user: with this license, you can perform professional tasks such as configuration, development, and testing. You will have access to all available functions and data. Developer access: this license allows your IT team to develop, test, or add content to the system.