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.
I have migrated one datasource from 3.5 to 7.0 version with export. Now I have recover this datasource from 7.0 to 3.x. Pls let me the know the procedure to revert back from 7.0.