PHP 8.0 reached end of life on 26 Nov 2023 and is no longer being updated. It's strongly recommended to upgrade to the latest version as soon as possible. You can read the official PHP migration guide here.
Update the package list:
sudo apt update
Add the PHP repository:
sudo add-apt-repository ppa:ondrej/php
Install PHP 8.0 and common extensions:
sudo apt install php8.0 php8.0-common php8.0-cli php8.0-fpm
Install additional PHP extensions as needed:
sudo apt install php8.0-mysql php8.0-curl php8.0-gd php8.0-mbstring php8.0-xml
Check the installed PHP version:
php -v
You should see output indicating PHP 8.0.x is installed.
Verify installed PHP modules:
php -m
This will list all installed PHP modules.
Create a PHP info file:
echo '<?php phpinfo(); ?>' | sudo tee /var/www/html/info.php
Access the PHP info file in your web browser:
Visit http://your_server_ip/info.php to see detailed PHP configuration information.