How to Setup Composer on Windows.mp4

 

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How to Setup Composer on Windows (Step-by-Step Guide for Beginners)

Composer is an essential tool for modern PHP development. If you’re working with PHP frameworks like Laravel, Symfony, or any PHP package, Composer makes dependency management easy and efficient.

In this guide, you’ll learn how to install and set up Composer on Windows step by step, even if you’re a beginner.

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What is Composer?

Composer is a dependency manager for PHP. It allows developers to:

• Install PHP libraries

• Manage project dependencies

• Automatically load required packages

Instead of downloading libraries manually, Composer handles everything for you.

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Why Use Composer?

Here are some key benefits of using Composer:

• Easy package installation

• Automatic dependency resolution

• Supports modern PHP frameworks

• Keeps projects organized

• Widely used in professional PHP development

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System Requirements for Composer on Windows

Before installing Composer, ensure your system meets the following requirements:

• Windows 10 or Windows 11

• PHP version 7.4 or higher

• Command Prompt or PowerShell access

• Stable internet connection

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Step 1: Install PHP on Windows

Composer requires PHP to work. If PHP is not installed, follow these steps:

1. Download PHP

Download PHP for Windows from the official PHP website.

2. Extract PHP

Extract the ZIP file to a directory such as:

C:\php

3. Add PHP to System PATH

1. Search Environment Variables in Windows

2. Click Edit the system environment variables

3. Click Environment Variables

4. Select Path → Click Edit

5. Add:

C:\php

4. Verify PHP Installation

Open Command Prompt and run:

php -v

If the PHP version appears, PHP is installed successfully.

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Step 2: Download Composer for Windows

1. Visit the official Composer website

2. Download Composer-Setup.exe

3. Save the installer on your system

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Step 3: Install Composer on Windows

1. Run Composer-Setup.exe

2. Select the PHP executable path (example):

C:\php\php.exe

3. Keep default settings

4. Click Install

The installer will automatically configure Composer for Windows.

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Step 4: Verify Composer Installation

After installation, open Command Prompt or PowerShell and run:

composer -V

You should see output similar to:

Composer version 2.x.x

This confirms that Composer is installed successfully.

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Step 5: Update Composer (Optional)

To keep Composer updated, run:

composer self-update

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Common Composer Commands

Here are some useful Composer commands every PHP developer should know:

composer init              # Create a composer.json file
composer install           # Install dependencies
composer update            # Update dependencies
composer require package   # Install a new package
composer remove package    # Remove a package

Example:

composer require laravel/laravel

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Common Errors and Solutions

PHP Not Recognized

• Ensure PHP is added to the system PATH

• Restart Command Prompt

SSL Certificate Error

Temporary fix:

composer config --global disable-tls true

⚠️ Use this only if necessary.

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Composer Use Cases

Composer is commonly used for:

• Laravel projects

• Symfony applications

• PHP API development

• WordPress plugin development

• Enterprise PHP applications

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Conclusion

Setting up Composer on Windows is simple and essential for modern PHP development. With Composer installed, you can easily manage dependencies, install frameworks like Laravel, and build scalable PHP applications efficiently.

If you’re planning to learn Laravel, PHP frameworks, or backend development, Composer is a must-have tool.

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