ASAP4hana Brownfield Approach
Below is a high level overview of preparatory tasks that are needed for SAP S/4 HANA migration from earlier SAP ERPs in a brownfield implementation option. These tasks can vary depending upon the modules implemented, level of customization, current system version, complexity, etc. The idea here is to provide a high level understanding of the preparatory tasks specific to SAP S/4 HANA migration.
Following are some general considerations if you are already running SAP and interested in upgrading to S/4 HANA.
Brownfield migration considerations:
As a result from the analyses you will have a SOW for the entire upgrade project containing the expected effort for each phases of the project: