GPA Getting started

Global Payment Application (GPA) is a standard payment solution for Engage platform. It delivers a consistent cross-device experience and supports regional and local customization through a plug-and-play model.

Please login or register to gain access to the detailed material on this page.

LoginRegister for an Account

What you will find in this space

• End-user and operator guides for GPA devices.
• Integration guides for NEXO and semi-integrated deployments.
• Technical reference for payment features, configuration, operations, and security.
• Developer toolkits for POS and host module.
• Installation, migration, download, and support material.

Quick Start

1

Unlocking GPA

Start here to understand what GPA is and how the solution is structured.

These pages explain the core application model and the main design patterns used across deployments.

Login

2

GPA Downloads

Download the latest GPA package and explore the release notes to see what’s new.

Login

3

Application Loading

Load GPA onto the terminal before setup begins using IDS or SYSMODE.

Login

4

Terminal Setup

Complete terminal setup after the application is loaded.

Warehouse Install

This path will guide a warehouse engineer through the GPA installation process, in order to prepare the terminal for the merchant.

Login

Self Install

This path fits on-site terminal setup where the device is configured during installation.

Login

Define your Next Step

1

Integrate with an ECR or POS

Start here for semi-integrated payments and NEXO message flows.

Login

2

Build or Customize GPA

Start here for architecture, behavior, data models, and toolkit flows.

3

Migrate GPA

Start here to plan and execute a version upgrade.

Login

4

Troubleshoot and Support

Login

Start here to diagnose issues in the field and resolve common support tasks.