Debian 11 is an excellent server OS to run the LAMP stack. PHP (Hypertext Preprocessor) is a widely-used open source general-purpose scripting language especially suited for web development. However, Debian 11 comes with PHP version 7.4. Here is how to install PHP 8.2 with Apache server on Debian 11 using the CLI or over ssh based session.

https://www.cyberciti.biz/faq/install-php-8-2-with-apache-on-debian-11-linux/