Upgraded functions in GP-Pro Ver. 3.1
- Easily connect multiple USB devices
- Expanded functionality for the GP4000M Series
- Indicate status of not displayed screens for each line or machine
- Change security settings from an HMI during operation
- Text Search/Replace Function
- Direct alarm message input for multi-language setting
- Quickly understand detailed differences between similar project files
- Word Data Range Setting on Lamp Display
- Multi-version File Format Support for Screen Project Files
- SRAM Data Retention during Screen Data Update
* There is a fee charged for upgrading to GP-Pro EX Ver. 3.1. For the version upgrade, please contact your local Pro-face distributor.
Easily connect multiple USB devices
Supported models: 
* WinGP does not support Illuminated Switch
* Except GP4100 Series
* WinGP does not support Illuminated Switch
* Except GP4100 Series
A controller with serial interface, EZ Series accessory unit, bar code reader, and USB flash drive can be easily connected to the HMI unit.
* EZ Fingerprint Recognition Unit also requires power supply cable.
* Except for serial devices via USB-RS422/485 conversion adapter, multiple devices of the same model cannot be connected.
Expanded functionality for the GP4000M Series
Supported models: 
GP4000M models now also support data backup, multiple communication drivers, and GP-Viewer EX.
Indicate status of not displayed screens for each line or machine
Supported models:
* Except GP4000M Series and GP4100 Series
* Except GP4000M Series and GP4100 Series
EZ Illuminated Switch can be set to indicate alarm status with different colors according to current status. All alarm histories in the HMI can be checked and operated on one EZ Illuminated Switch. You can check alarm status even when operating another screen or when the HMI is in standby mode.
Change security settings from an HMI during operation
Supported models:
* Except GP4100 Series
* Except GP4100 Series
Password configuration, fingerprint authentication, and other security settings can be performed on a local HMI unit even while the machine is running.
Text Search/Replace Function
Supported models: 
It is now possible to search for or find and replace text data in screen projects.
Direct alarm message input for multi-language setting
Supported models:
You can register multi-language text to text tables in alarm settings for even more efficient screen editing.
Quickly understand detailed differences between similar project files
Supported models:
Project Comparison Tool allows easy yet detailed comparison of two screen-project files for updating and modifying customer applications. Differences for each part attribute, alarm message, or setup item are displayed.
Word Data Range Setting on Lamp Display
Supported models:
* Except GP4100 Series
* Except GP4100 Series
Display status of a lamp can be set according to pre-configured data range.
Status Lamp
Indicator
Multi-version File Format Support for Screen Project Files
Supported models:
Screen project files edited in version 3.1 of GP-Pro EX can also be saved in version 3.0 format to facilitate screen data handling among personnel with different responsibilities such as testing engineers, factory installation technicians, and maintenance engineers.
SRAM Data Retention during Screen Data Update
Supported models:
You can select to reset or to retain saved variable data in SRAM upon updating screen data.
