For upgrade to php7.3: <a href="https://blog.remirepo.net/post/2016/02/14/Install-PHP-7-on-CentOS-RHEL-Fedora" rel="nofollow">https://blog.remirepo.net/post/2016/02/14/Install-PHP-7-on-C...</a>,<p>Before do:<p>yum-config-manager --enable remi-php70<p>or<p>yum-config-manager --enable remi-php73<p>Naybe first install yum-config-manager:<p>yum install yum-utils