Upgrade IXXO CART to an EXISTING JOOMLA 2.5 Installation
1. Get a backup of the IXXO Cart Database tables
2. Upload all the IXXO Cart 1.5 files to the joomla 2.5 installation
3. Import the IXXO Cart tables to the Joomla 2.5 Database
4. Edit the engine_config.php file with the new database details and license key.
5. Update the cart to the latest version using the update package downloaded from the customer area.
6. If the path or domain is different login to the ixxo cart admin area and edit the "cart site settings " with the correct domain and server path
Note: If you have no access to the IXXO Cart for joomla 2.5 files please contact our support