


How do I install Composer on my operating system (Windows, macOS, Linux)?
Jul 01, 2025 am 12:15 AMInstalling Composer takes only a few steps and is suitable for Windows, macOS, and Linux. Windows users should download Composer-Setup.exe and run it to ensure that PHP is installed or XAMPP is used; macOS users need to execute download, verification, and global installation commands through the terminal; Linux users operate similarly to macOS, and then use the corresponding package manager to install PHP and download and move the Composer file to the global directory.
You just need a few steps to install Composer on your system, no matter if it's Windows, macOS, or Linux. It's straightforward once you know what to do.
Installing Composer on Windows
The easiest way is to use the Windows installer. You can download it directly from the official Composer website. Here's how:
- Make sure PHP is installed and available in your command line. If not, you might want to install XAMPP or similar tools that include PHP.
- Download the Composer-Setup.exe file from getcomposer.org .
- Run the installer — it will automatically detect your PHP setup and configure everything for you.
If you're having trouble with PATH variables or PHP not being recognized, try installing XAMPP first and make sure php
is accessible globally via the command line.
Setting up Composer on macOS
macOS users usually rely on the command line to install Composer. The process is simple if you have PHP already set up.
- Open Terminal.
- Run this command:
php -r "copy('http://www.miracleart.cn/link/521eae94653641ec7be496db736ce3f6installer', 'composer-setup.php');"
- Then verify the installer (optional but recommended):
php -r "if (hash_file('sha384', 'composer-setup.php') === 'EXPECTED_HASH') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
- Install Composer globally:
php composer-setup.php mv composer.phar /usr/local/bin/composer
If you get permission issues when moving files, use sudo
before the command.
How to Install Composer on Linux
Linux installation is very similar to macOS since both are Unix-based systems.
- First, confirm PHP is installed by running
php --version
. If not, install PHP using your distro's package manager (likeapt
for Ubuntu ordnf
for Fedora). - Next, fetch the installer:
php -r "copy('http://www.miracleart.cn/link/521eae94653641ec7be496db736ce3f6installer', 'composer-setup.php');"
- Check the hash as shown above (same method as macOS).
- Run the installer and move Composer to a global location:
php composer-setup.php sudo mv composer.phar /usr/local/bin/composer
Once done, test it by typing composer
in the terminal.
Composer should now be working across all major operating systems. Just remember to keep your PHP version compatible with the latest Composer requirements. That's basically it — nothing too complicated, but sometimes easy to mess up a step if you're new.
The above is the detailed content of How do I install Composer on my operating system (Windows, macOS, Linux)?. For more information, please follow other related articles on the PHP Chinese website!

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