Login to Plesk
If you are a single domain user, your username will be your doamin name (e.g. mydomain.com If you are a reseller/multiple-domain user, your username was assigned when you signed up.
Enter your email address (bob@domain.com)
Note: To change your email acounts and their access levels, login to your hosting control panel. If you don't have control panel access, please use the contact us form.