AWS Developer Tools Blog
AWS Service Provider for Symfony v2 with Support for Symfony v4
Version 2.0.0 of the AWS Service Provider for Symfony has been released with support for Symfony v4. You can upgrade through Composer using the following command:
composer require aws/aws-sdk-php-symfony ~2.0
This AWS Service Provider for Symfony release is compatible with version 3 of the AWS SDK for PHP and versions 2, 3, and 4 of Symfony. You can find more details on using the AWS Service Provider for Symfony on GitHub.