Manage Email allowlist
Use Email allowlist to restrict user registration. Only emails added to this list can be used for registration.
Enable the feature by following this procedure (Docker or Helm). This will add the Email allowlist item to your Admin panel.
Click the avatar in the upper-right corner and select Admin panel and select Email allowlist.
Make changes in the Update the email allowlist field by adding or removing emails.
Click the Submit email allowlist.