- login to cpanel using email account and password

- list will appear to you ,choose services

- list of services will appear to you ,choose the service you want to control

- list of actions will appear ,choose login to cpanel ,As in the following image

- list of Domains will appear to you ,choose Zone editor,As in the following image

-
Locate the domain for which you want to edit an MX record, and then click MX Record ,As in the following image

- Locate the MX record entry that you want to edit, and then click Edit.

- In the Priority text box, type the priority.and In the Destination text box, type the fully-qualified domain name (FQDN) of the mail server.
- Click . cPanel modifies the MX record.
