Install libapache2-mod-fcgid by entering the following commands in the terminal:
sudo apt update sudo apt install libapache2-mod-fcgid
Description:
FastCGI interface module for Apache 2
This package contains mod_fcgid, a high-performance alternative to mod_cgi or mod_cgid. It starts a sufficient number of instances of the CGI program to handle concurrent requests. These programs remain running to handle further incoming requests. . It is a binary-compatible alternative to Apache module mod_fastcgi.
Homepage: http://httpd.apache.org/mod_fcgid/
Version: 1:2.3.9-1
Section: universe/web