Hi Guys,

This example is focused on Ubuntu 22.04 on Install and Use PHP 8.x. In this article, we will implement a Steps to Install PHP 8.x on Ubuntu 22.04. you will learn How to Install and Configure PHP 8.x on Ubuntu 22.04?. you will learn Easy Way to Install PHP 8.x on Ubuntu 22.04. you will do the following things for Using Commands to Install PHP 8.x on Ubuntu 20.04.

You can use this post for ubuntu 14.04, ubuntu 16.04, ubuntu 18.4, ubuntu 20.04, ubuntu 21 and ubuntu 22.04 versions.

Use the following steps to install and configure PHP 8.x on ubuntu 22.04 system:

Step 1 – Update System Dependencies

Step 2 – Add PHP PPA

Step 3 – Install PHP 8.x for Apache

Step 4 – Install PHP 8.x Extensions

Step 5 – Verify PHP Version

Step 6 – Configure PHP 8.x

Run the following command at a command prompt to update the latest packages or dependencies:

sudo apt update
sudo apt upgrade

Using following command to install PHP 8.1

sudo apt install software-properties-common
sudo add-apt-repository ppa:ondrej/php
sudo apt update

Execute the following command on command prompt to install PHP 8.1:

sudo apt install php8.1

You can confirm the installation using the following command:

php -v

Using the following command, we can install PHP extensions:

sudo apt install php8.1-extension_name

Now, install some commonly used php-extensions with the following command.

sudo apt install php8.1-common php8.1-mysql php8.1-xml php8.1-xmlrpc php8.1-curl php8.1-gd php8.1-imagick php8.1-cli php8.1-dev php8.1-imap php8.1-mbstring php8.1-opcache php8.1-soap php8.1-zip php8.1-redis php8.1-intl -y

Using the following command, we can easily verify PHP version:

php -v

Output
PHP 8.1.5 (cli) (built: Apr 21 2022 10:32:13) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.5, Copyright (c) Zend Technologies
    with Zend OPcache v8.1.5, Copyright (c), by Zend Technologies

Execute the following command on command prompt to edit php.ini:

sudo nano /etc/php/8.1/apache2/php.ini

Hit F6 for search inside the editor and update the following values for better performance.

upload_max_filesize = 32M 
post_max_size = 48M 
memory_limit = 256M 
max_execution_time = 600 
max_input_vars = 3000 
max_input_time = 1000

Then execute the following command on command prompt to restart apache web server:

sudo service apache2 restart