Version 9 of PrestaShop has been in beta since February 2025, bringing significant changes for both merchants and developers. This article offers an overview of the main new features, highlighting how they can impact your online store.
🧱 Renewed Technical Fundamentals
Symfony 6.4 and PHP 8.4
PrestaShop 9 adopts Symfony 6.4, replacing Symfony 4.4 used in the previous version. This update improves platform performance, security, and maintainability. Furthermore, PrestaShop 9 is compatible with PHP 8.4, ensuring access to the latest language features.

API Platform-based Admin API
A new Admin API has been introduced, built on top of API Platform. Although it is still under development, this API promises to facilitate integration with external systems and improve the automation of administrative tasks.

🎨 User Interface and Experience
Hummingbird Theme
The new default theme, Hummingbird, is based on Bootstrap 5 and uses TypeScript and the BEM methodology for CSS. These modern technologies aim to provide a more responsive and customizable user experience.

Redesigned Back Office
The administrative panel has been redesigned to improve usability and efficiency in store management. The changes include more intuitive navigation and improvements in the organization of information.

🔧 Considerations for Developers
Module and Theme Compatibility
Due to updates to the platform’s core, it is essential that developers check the compatibility of their modules and themes with the new version. The PrestaShop team has provided tools to assist in this process.
Removing Obsolete Dependencies
PrestaShop 9 removed old dependencies like Guzzle, requiring developers to update their modules to ensure proper functioning.
📅 Update Planning
The beta version of PrestaShop 9 is available for testing, but is not recommended for production environments. Upgrading to the final version will require a fresh installation, so it is advisable to plan the migration carefully.
🔚 Conclusion
PrestaShop 9 represents a significant advancement in the platform, with technical and usability improvements. For retailers and developers, it is an opportunity to take advantage of modern resources and improve the shopping experience. AGTI is prepared to assist in the transition to this new version, ensuring a safe and efficient migration.