Prerequisites

• Windows 11 operating system
• Administrator privileges on your computer
• Internet connection for downloading PHP
• Web server software (e.g., Apache or IIS) installed (optional)

Installation

1. Visit the official PHP website: https://windows.php.net/download/
2. Download the PHP 7.0 ZIP package for Windows (VC14 x64 Non Thread Safe)
3. Create a new folder in C:\ drive named "php"
4. Extract the contents of the downloaded ZIP file into C:\php
5. Rename the file "php.ini-development" to "php.ini"
6. Open the "php.ini" file in a text editor and uncomment the following lines by removing the semicolon (;) at the beginning:
   • extension=php_mysqli.dll
   • extension=php_pdo_mysql.dll
   • extension_dir = "ext"
7. Add C:\php to your system's PATH environment variable
8. Restart your computer to apply the changes

Verification

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

   PHP 7.0.33 (cli) (built: Dec  5 2018 15:44:17) ( NTS )
   Copyright (c) 1997-2018 The PHP Group
   Zend Engine v3.0.0, 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 is successful