A decentralized EWM on S/4HANA nevertheless is often "State-of-the-art warehousing". From a supply code perspective, there is not any difference between fundamental and advanced warehousing. The entire supply code is often obtainable. In SAP R/three the upgrade on these release levels only consists of importing the Plug In for BW. https://sap-supply-chain26936.blogocial.com/considerations-to-know-about-sap-support-71695967