You can create an email account forwarder in 2 ways:
How to create an email account forwarder from cPanel?
From the cPanel account, click on the “Forwarders” icon located in the “E-MAIL” section.
Click on "Add Forwarder".
Enter the email address to be forwarded and the email address where you want to receive a copy of your messages, then click on "Add Forwarder".
All the e-mails sent to "example@domain.com" will be redirected to the address "example@domain2.com".
How to create an email account forwarder from the Webmail?
Go to "https://webmail.domain.com"*. Enter your full e-mail address and the current password then click on the "Log in" button.
Click on "Forwarders".
In the next page, click on "Add Forwarder" to create an email redirect.
Enter the destination email address, then click on "Add Forwarder".
All e-mails sent to "example@domain.com" will be redirected to the address "example@domain2.com".