Knowband Blog | Ecommerce Modules

OpenCart PDF Invoice Module – User Manual

1.0 Introduction

Knowband offers OpenCart pdf invoice Extension which generates an invoice in pdf format and allows the online users to download and view the pdf invoice from the order history page. The online merchant can also send a pdf invoice along with the order confirmation email. With this feature-rich OpenCart pdf invoice Module, the online merchant can create an invoice format by selecting the fields which he wants to show on the invoice pdf. The OpenCart pdf invoice plugin is mobile responsive and multi-lingual compatible. The eCommerce store merchant can view and print order invoices from the admin interface of this OpenCart invoice PDF module.

1.1 Basic Features offered by OpenCart pdf invoice Extension

2.0 Installation Steps

Purchase OpenCart pdf invoice Module fromKnowband. You will receive these files after purchasing the OpenCart pdf invoice Module:

Follow the below-mentioned steps to install the OpenCart pdf invoice Module:

  1.  Unzip the received zip file. You will get the folders.
  2. Copy all the folders of the zip file in the Root Directory of OpenCart setup via FTP manager.
  3. There will be a file named kbpdf_invoice.ocmod.xml (In the case of Openvar v3.0.x file name would be kbpdf_invoice.ocmod.zip). Upload the same file from the page “Admin -> Extension -> Extension Installer -> upload”.

So, OpenCart pdf invoice Module is now successfully installed and ready to use at your store.

3.0 Admin Settings

After the successful installation of OpenCart generates invoice plugin, the online store merchant can apply the required settings for implementing the module functionality.

There are the following sections available to the admin interface:

  1. General Settings
  2. Header Information
  3. Store Information
  4. Order information
  5. Payment Details
  6. Shipping Details
  7. Cart Details
  8. Custom Block
  9. Support

Each section of this Opencart email customer pdf invoice extension is explained in this user manual.

3.1 General Settings tab

This tab contains general settings of the PDF Invoice module as shown below:

3.2 Header Information tab

The online store admin can apply Header information settings for pdf customization:

3.3 Store Information tab

It consists of two sections. The one on the left is for Invoice and the right one is for Payslip as shown below:


The online merchant can show/hide any field just by a single click:

3.4 Order Information tab

It consists of two sections. The one on the left is for Invoice and the right one is for Payslip as shown below:

Admin can show/hide these fields on invoice and payslip by a single slide. These are the available fields:

3.5 Payment Details tab

This tab contains settings for the fields which are to be shown in the Payment or Billing Address section on the invoice page as shown below.


It consists of two sections. The one on the left is for Invoice and the right one for Payslip.

The online store merchant can show/hide every field for invoice pdf and payslip.

3.6 Shipping Details tab

This tab contains settings for the fields which will be shown under the shipping details tab:

It consists of two sections ie Invoice and Payslip section. The online store merchant can select a show/hide option as per the requirements.

3.7 Cart Details tab

This tab is again divided into two sections, the left one is for Invoice and the Right one for Payslip as shown below.


The online merchant can show/hide the field’s visibility on the invoice pdf and payslip. The eCommerce store merchant can also set the product image size specifically for payslip and invoice pdf.

3.8 Custom Blocks tab

This tab contains the Option to add HTML Content to Invoice Page as shown below. Admin can set header and footer HTML content on invoice pdf and payslip.

Whenever you click on either button, a pop-up image will be displayed as shown below. Header Content will be displayed on the top of the invoice and Footer content will be displayed at the bottom.

3.9 Get Support tab

By clicking on the Get Support tab, you will be redirected to our support website, where you can contact our support for help. Use this tab in case you have any queries/issues or found some bugs.

4.0 Front-end Interface

In the storefront section of the OpenCart pdf invoice plugin, there are 2 features for customers.

1. Download Invoice option

The online users have an option to view and download invoice pdf from the order history page.

2. PDF with the order confirmation mail

The customer will receive an attached PDF Invoice with the confirmation mail.

The online store admin can also view and print any invoice pdf and payslip from the admin interface

In 3.0 Version:

The store admin can print invoices and payslips from the admin interface.

The store admin can view and print the invoice as shown below:

Admin can also view and print the payslip as shown below:

You can try Knowband’s Opencart PDF Invoice extension on your Opencart store. Opencart auto generates PDF Invoice plugin helps you increase customer engagement to your store and give a better user experience to your eCommerce customer.