If so, you need SAP Universal ID. In a few months, SAP Universal ID will be the only option to login to SAP Community. Without it, you will lose your content and badges. If you have multiple accounts, use the Consolidation Tool to merge your content.
We have real data (for HR) in TEST system that we want to get rid off or update with some other numbers...We updated our TEST system with Production tenant details in SAP's last release..