How To Enable or disable addon domain redirection
To disable or enable redirection of an addon domain, perform the following steps:
1 – Open cPanel (yourdomain/cpanel).
2 – Click on (Addon Domains) from Domains section.
3 – Click Manage Redirection for the addon domain that you wish to manage.
4 – To redirect the domain, enter the link to which you wish to redirect the addon domain.
5 – Click Save, or, to disable the redirection, click Disable Redirection.