1. Start by clicking on “Manage” after the Mailboxes line that you see in your domain's control panel:
You will then see the Gandi Mail administration section for your domain.
2. Look for the “list of mailboxes:
…and click on the “create” button. This will bring up an email address creation form.
3. Fill out the email address creation form.
Leave Mailbox checked as the selected type.
For “email account” choose the name that you want to appear before the @ sign.
Choose your password carefully (it is preferable to have a different one than for your Gandi handle) and then confirm it.
The back-up e-mail isn't compulsory but we advise you to fill this field.
Aliases are like mail accounts which mirror the main e-mail.
It isn't necessary to type the @ and domain name in this field, since these aliases are implicitly tied to the domain.
4. Click Submit to register the email address