Ubuntu 26.04 ships PHP 8.5 in its default APT repository, and PHP-FPM handles PHP execution through a FastCGI process pool that scales independently of the web server. This guide installs PHP 8.5 with common extensions, configures PHP-FPM, and integrates it with Nginx so PHP requests are processed efficiently. By the end, you'll have PHP and PHP-FPM running with Nginx serving a verified PHP page. Install PHP PHP 8.5 is available in Ubuntu 26.04's default APT repository. 1. Update the APT package index: $ sudo apt update Enter fullscreen mode Exit fullscreen mode 2. Install PHP: $ sudo apt install php -y Enter fullscreen mode Exit fullscreen mode 3. Verify the installed version: $ php --version Enter fullscreen mode Exit fullscreen mode Install PHP Extensions Extensions add capabilities like database connectivity, image processing, and archive handling. 1.…