How do I access control panel, free account or is this not a feature. When I go to https://www.zoho.com/mail/control-panel.html or any link.  I get shown a page that shows what the control panel can do but it is not usable in any way. I am logged in when doing this.

I am trying to add a 2nd mail to my own domain e.g. info@.... Is this possible on a free account. I don't want an extra user just a 2nd mail.