Where is the php.ini file located that adjusts the values of the cPanel web applications such as phppgadmin, phpmyadmin, Roundcube, or Horde?
At this time, cPanel utilizes PHP 7.3 and places the ini file in
/usr/local/cpanel/3rdparty/etc/php.ini as a symlink to
You can easily edit this file by modifying
/usr/local/cpanel/3rdparty/etc/php.ini with your favorite editor and saving those changes.