How To Add a CNAME record
To add a CNAME record, perform the following steps:
1 – Open cPanel (yourdomain/cpanel).
2 – Click on (Simple Zone Editor) from Domains section.
3 – If this account owns more than one domain, select the domain that you wish to manage from the Domain menu.
4 – Enter CNAME record in the Name and CNAME text box.
5 – Click Add CNAME Record.