Prerequisites

• Windows 11 operating system
• Administrative privileges on your computer
• Internet connection for downloading the PHP installer
• Web server software (e.g., Apache or IIS) if you plan to use PHP for web development

Installation

1. Visit the official PHP website: https://windows.php.net/download#php-7.2
2. Download the PHP 7.2 ZIP package for Windows (x64 Non Thread Safe)
3. Create a new folder at C:\PHP7.2
4. Extract the contents of the ZIP file to the C:\PHP7.2 folder
5. Open the Windows Environment Variables settings
6. Add C:\PHP7.2 to the system PATH variable
7. Rename php.ini-development to php.ini
8. Open php.ini and uncomment the required extensions by removing the semicolon (;) at the beginning of the line

Verification

1. Open Command Prompt
2. Type php -v and press Enter
3. You should see output similar to:

   PHP 7.2.34 (cli) (built: Dec 17 2020 16:01:35) ( ZTS MSVC15 (Visual C++ 2017) x64 )
   Copyright (c) 1997-2018 The PHP Group
   Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
           

4. To test PHP with a web server, create a file named info.php in your web server's document root with the following content:

   <?php
   phpinfo();
   ?>
           

5. Access the file through your web browser (e.g., http://localhost/info.php)
6. If you see a page with detailed PHP configuration information, the installation was successful