PHP 8 is the latest version of the popular server-side scripting language. In this guide, we will walk you through the steps to install PHP 8 on Debian 11.

Step 1: Update Your System

First, ensure that your system is up to date. Open your terminal and run the following command:

sudo apt update && sudo apt upgrade -y

Step 2: Add PHP Repository

PHP 8 is available in the Sury repository. Add the repository by running:

sudo apt install -y lsb-release apt-transport-https
echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/php.list
curl -fsSL https://packages.sury.org/php/apt.gpg | sudo apt-key add -

Step 3: Install PHP 8

Now, update the package list again and install PHP 8:

sudo apt update
sudo apt install php8.0

Step 4: Verify the Installation

To verify that PHP 8 has been installed successfully, run:

php -v

You should see output showing the installed PHP version.

Step 5: Install Additional PHP Extensions (Optional)

You may want to install additional PHP extensions for your applications. Here’s how to install common extensions:

sudo apt install php8.0-cli php8.0-fpm php8.0-mysql php8.0-xml php8.0-mbstring php8.0-curl

Conclusion

You have successfully installed PHP 8 on Debian 11. This powerful scripting language will help you build dynamic web applications.

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