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.
After creating BP or Existing BP, updated phone number, then when I do Move-In, when I come back to BP, Phone number is Blank, I need to go back again and update phone number, please let me know if you anyone has faced similar problem.