What to expect from PrestaShop 9: main changes and impacts for your store

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.