Hi Yogendra,
sorry for late response, but yes, user will still have to use SPRO, if you want to know more about recent changes and updates about that topic, please follow related blogs and associated comments, here are some of the blogs that might be helpful:
SAP Activate - A new implementation approach for a new tool S/4 HANA Digital Core
SAP S/4HANA – How to “Manage Your Solution” with SAP Activate
SAP Best Practices for S/4HANA on-premise edition 1511 in a Nutshell
SAP S/4HANA - Best Practices delivered with SAP Activate
etc.....
Best regards,
Tomislav