In Plesk 12.x, 12.5 and Onyx
- Log into your Plesk Control Panel.
- Click on the Home tab.
- In the My Subscriptions section, click on the domain for which you want to add or modify email accounts.
- Select the Mail tab.
- Click on Create E-mail Address.
- Create the account by supplying the required information and specifying limits to the mailbox. Click OK.
- Use the Forwarding, E-mail Aliases, and Auto-Reply tabs to modify mail settings as needed.