Domain Migration/Change for Existing MSCRM/D365 On-Premise

Query: If your office and changed to a new domain and the users are all migrated to the new domain. Users are currently accessing CRM with the old credentials and you are planning to change the domain of existing CRM to point to new.  Please advise me with the best approach to proceed further -

There are 2 Approaches you can follow to migrate domain -

Approach 1

1) Install CRM on a new server in the new domain.

2) use SQL backup restore to move the MSCRM DB to SQL Server in the new domain

3) Point to CRM new CRM OU while DB import

4) Use the user mapping tool to change the existing domain with the new domain name.

5) Use a CRM deployment manager to import it as a new organization.

Approach 2

1) Directly change the Domain name of the existing CRM setup

2) Modify registry or update database appropriately to fix the server URL / ConfigDB changes and so on.