The current SVM on-premise version doesn't support the PHP 7.3, since PHP 7.2 has already been EOL in November 2020. This article will help our SVM on-premise customer to upgrade the PHP 7.2 version to PHP 7.3.
Prerequisite: you need to have PHP 7.2 installed
Add PHP 7.3 Remi repository
PHP 7.3 is available for CentOS 7 and Fedora distributions from the Remi repository. Add it to your system by running