https://userapps.support.sap.com/sap/support/knowledge/en/2075583
2075583 - Impact of changing the password of WF-BATCH and SAP_WFRT | SAP Knowledge Base Article
Admins would like to change the password of user WF-BATCH or SAP_WFRT. Admins would like to know what impact a change to the WF-BATCH, SAP_WFRT user's password...