Hey @chandanrjit Thanks for your question. The Workfront Community login
flow is now directly integrated with the Adobe ID system - there is no
alternative means to login aside from the method described above.
Username creation is automated and based on the formula described above.
You are welcome to change your username in your account settings if
you'd like. I'm not sure about your last question, could you please
clarify? There is no automated way to bulk update Community usernames,
they need ...