SAP Installation procedures are getting changed with its new generation Tools and products. Up-To-Date Installation Process ( UDI) SAP S/4 Hana should be installed suing UDI .In the New Installation process called UDI (Up-To-Date Installation Process), we can Install and upgrade /update the SAP systems in One Step. It Comes with following benefits 1) Execution phase is simplified IE. SWPM and SUM can be clubbed together and executed. 2) Target System Calculation is simplified using Maintenance Planner 3) We can download the initial Media from Service Market Place. 4) Register the System in LMDB in SAP Solution Manager. Eliminated Steps ……