Linux Shout published a quick tutorial about installing PHP 8.0 on Debian 11.
Easy way to Install PHP 8.0 on Debian 11 Bullseye Server
A quick guide for installing PHP 8.0 on Debian 11, 10, and 9 Servers to install various web applications or CMS based on this server-side scripting language. Php 8.0 is the latest stable version of this programming language to use for commercial purposes. It is a server-side language, this means that the language can only perform actions on the server: For example, it can establish connections to a database or delete files on the server. You can easily convert an HTML file into PHP. To do this, you simply have to save the HTML file under .php.
