Log in to cPanel and scroll down to the Email pane.
Click on Email Accounts, then Forwarders.
Domain forwarders send copies of all of a domain’s incoming email to another domain.
Domain forwarders override the default address for the forwarded domain.
The Forward All Email for a Domain table lists all of the domain forwarders for your account.
To remove a domain forwarder, click Delete next to the domain forwarder that you wish to remove, and then click Delete Domain Forwarder to confirm.