The webmail address is in the following form:
https://webmail.domain.com (replace domain.com with your domain name)
Username is email address.
If you are not immediately directed to the inbox when entering the webmail, you need to click the “Open” button under the “Open your inbox” section.
To access webmail, you need to know the password of your email address.
If you do not know the password for the e-mail address, you can change it via the cPanel environment, under the “Email Accounts” menu.