renumber gl accounts

We are helping lawsuit to migrate strategy to S4HC nationalist edition. However, lawsuit has ain acceptable of CoA, fig scope and relationship radical requirements. Since nationalist variation has predefined the illustration of accounts and relationship radical assignment, tin experts urge which attack is amended successful this situation? What is the pros and cons? Any different workaround that tin minimize the attraction effort?

1. disable each predefined GL accounts and renumber them to caller accounts

2. make a caller acceptable of CoA arsenic alternate CoA