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 am learning configuration, I have done FSV and assigned few accounts, however if I would like to check in F.01. The page displays blank. What can be the probable reason.