The extension allows you to add any text under a standard invoice to an OpenCart order. This may be some additional information for the buyer, such as warranty conditions, payment terms or other information.
It is possible to add any text or html-code under the invoice on OpenCart.
Module installation instructions:
Upload the module in the admin panel in the "Extensions" : "Install".
Go to the "Modifications" section and update the cache.
Go to the "Dashboard" section and update the template cache.
Go to the "System" : "Setting" : "Edit Store" : tab "Store" and fill "Text in invoice" tab.
On November 20, 2025, a new major release of PHP was published - version 8.5. PHP 8.5 introduces useful improvements, but requires a careful approach when integrating into existing OpenCart projects.
Let’s look at OpenCart optimization methods that don’t require purchasing additional modules or paying for services. The main stages of OpenCart speed optimization.
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