You can edit or remove MX records from cPanel using the DNS Zone Editor, which allows you to manage, remove, or modify DNS records.
- Log into your cPanel account (e.g.,
www.example.com/cpanel). - In the "Domains" section, click on the "Zone Editor" icon.

- Under "Domains", you will see several options below the "Actions" heading.

- Click on "Manage". The DNS records for your domain will be displayed.
- Locate the MX record you wish to edit or remove.
- To edit an MX record, click the "Edit" option, modify the details as needed, and then click "Save Record".
- To remove an MX record, click the "Delete" option.

Note: It may take anywhere from 12 to 24 hours for DNS changes to take effect worldwide.