They include the "formerly..." to hilariously try to not confuse people (not joking).
They did the same when they rebranded Azure Active Directory and moved it into the Entra family of security products. It's now fully called: Microsoft Entra ID (formerly Azure Active Directory)
They did the same when they rebranded Azure Active Directory and moved it into the Entra family of security products. It's now fully called: Microsoft Entra ID (formerly Azure Active Directory)