Hi ntozier Ty.i downgrade the xampp version to one that uses Apache 2.4.33, MariaDB 10.1.32, PHP 5.6.36, phpMyAdmin 4.8.0.1, OpenSSL
1.0.2, XAMPP Control Panel 3.2.2, Webalizer 2.23-04, Mercury Mail
Transport System 4.63, FileZilla FTP Server 0.9.41, Tomcat 7.0.56 (with
mod_proxy_ajp as connector), Strawberry Perl 7.0.56 Portable. this was the result now PHP Warning: mail(): Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in C:\xampp\htdocs\soporteTI\include\pear\Mail\mail.php on line 153and in the screen is showing Fatal Error: Contact system administrator.