Visit EETI’s official driver page and search for “eGalaxTouch Windows Driver v8.0” – it works flawlessly with the POS 137.

The is more than just a software file – it is the bridge between your cashier’s fingertips and your transaction system. By using the correct EETI or PenMount driver, performing regular calibration, and avoiding generic Windows updates, you can extend the life of your POS terminal for years.

Once you have identified the controller manufacturer, or if you want to try the general Proline drivers, here are the best sources:

Official drivers are rarely bundled with the monitor and must be sourced through Proline's support channels or compatible archives:

A: Proline no longer publishes Win7 drivers. However, version 5.11.3.252 from 2019 (available on archive.org search “eGalax 5.11 POS”) works, but without security updates.

During installation, the wizard may ask if the device is USB, RS232 (Serial), or PS2. Most POS 137 models use a USB internal connection.

, the manufacturer/distributor of Proline products. They provide a Support Portal

Proline POS 137 Touch Drivers – Installation & Compatibility Guide

Do not rely on generic “driver updater” tools. They often install incorrect HID drivers that break calibration. Follow this official channel process: