How to enable the php mail() function on cPanel with CloudLinux?

[bestit.org]

Hi
In my server installed cPanel with CloudLinux along alt-php and I want to enable php mail() function for just one domain
Please Help.
Thanks

[skhristich]

Hello Ali,
Thank you for reaching out!
To enable this feature custom .user.ini with disabled_functions = should have enough.
Please let us know if you have any questions.
Thanks in advance!