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Drivers/Firmware - GTX (GTX-422)

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GTX4 Series Driver Package for Win 32/64 bit - version 3.8
(updated 08/29/22) size: 285 MB

Download “ GTX4 Software Package_Win.zip” and extract it to your desktop.This driver is compatible with Windows® 10 (32/64bit), and or Windows® 11 (64bit) *LAN connection only. This driver requires CPU of 2.0 GHz or better and a minimum of 4 GB of RAM. A monitor display of XGA (1024 x 768) or higher is required.

Update the printer driver FIRST before updating the firmware.This firmware is for the GTX-4 (GTX-422) model printers ONLY and NOT for the GTXpro series (GTX-423).

Included in this package:

  • GTX4-Printer-Driver-3.8_win.zip
  • GTX4FIRM3700001.bwf
  • GTXGraphicsLab-5.0_win
  • GT Garment Printer Driver uninstall tool.

Unplug the USB cable from the printer to the PC and check to make sure there are no documents stuck in the printer queue. After unzipping the file open the GT Garment Printer Uninstall Tool folder and double click on the BrRemPnP.exe (the only icon in color) executable file to run the tool. This tool is for Windows® operating system computers only.

When you initially install the driver make sure the GTX printer is not plugged into the PC. Next open the “GTX4_Printer_Driver-3.8_win” folder and double click the setup.exe file. The system will select the OS automatically. Follow the prompts on screen.

  • If you are running both a GTX-4 printer and a GT-3 series driver from the same PC, you will need to upgrade the GT-3 driver first.

New Features include:

  • Supports Windows® 11 (64bit) *LAN connection only
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GTX4 Series Driver Package for Mac OS - version 3.8 (updated 08/29/22) size: 247.2 MB

Download the file and extract it to your desktop. This driver works with macOS Big Sur 11 (64bit) and Monterey 12 (64bit). This driver requires CPU of 2 GHz or better and a minimum of 4 GB of RAM. A monitor display of XGA (1024 X 768) or higher is required. When you initially install the driver make sure the GTX printer is not plugged into the mac.

Included in this package:

  • GTX4-Printer-Driver-3.8_mac.zip
  • GTX4FIRM3700001.bwf
  • GTXGraphicsLab-5.0_mac
  • GTX_Graphics_Lab_E_ver2.pdf

Update the printer driver FIRST before updating the firmware.This firmware is for the GTX-4 (GTX-422) model printers ONLY and NOT for the GTXpro series (GTX-423).

  • If you are running both a GTX-4 printer and a GT-3 series driver from the same PC, you will need to upgrade the latest GT-3 driver first.
  • New Features include:
    • macOS Monterey and M1 chip support
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GTX4 Printer Driver Uninstall Tool (updated 4/19/21) size: 253kB

This download includes the GT Garment Printer Uninstall Tool.zip. After unzipping the file open the GT Garment Printer Uninstall Tool folder and double click on the BrRemPnP.exe (the only icon in color) executable file to run the tool. This tool is for Windows® operating system computers only.

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GTX4 Firmware - version 3.7 (updated 08/29/22) size: 14.9 MB

Update to firmware 3.7 on your GTX (GTX-422) printer before installing this printer driver. The reason being is if the PC already has the 3.7 printer driver installed first, the new printer driver will downgrade automatically once connected. This firmware CAN ONLY BE LOADED on a GTX (GTX-422) and NOT a GTXpro (GTX-423)

  • Download the “ GTX4FIRM3700001.bwf” file and unzip
  • Execute "GTX-4 Firmware Update" in [Brother GTX-4 Tools] and select the unzipped Firmware Data (extension ".bwf").
  • Follow the Wizard and update the GTX-4 Firmware. Do not disconnect the USB or LAN cable in execution.
  • To update your printer firmware you can follow the instructions at https://vimeo.com/253673571.
Following the upgrade, you will need to run a CR Speed Adjustment. You can follow the instructions at https://vimeo.com/showcase/5386998/video/253674063.

New Features include:

  • Windows 11 and Mac M1 chip support
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GTX Graphics Lab for Windows (updated 08/29/22) size: 93 MB

This download includes the following items

  • “GTX Graphics Lab 5.0”
  • “GTX Graphics Lab Manual”

If you want to make a quick graphic for printing, quickly print one of your graphics onto a shirt, or convert a pre-existing image into a print-ready file, building your content in GTX Graphics Lab is a convenient option!

The GTX Graphics Lab is a software application that gives you the ability to create and save layout data for your GTX Printer.

You will have to have the lates GTX print driver installed to be able to use this software.


Commonly used functions of GTX Graphics Lab:
  • Simple Text and Image Layouts that are created directly in GTX Graphics Lab by you, and then saved for printing.
  • Print directly to your GTX printer, without having to convert your images from RGB (255, 255, 255).
  • Saving existing image files as GTX -ready .ARX4 files.
  • Storing your favorite layouts as reusable GTX print layout files. (".gtpl")

New Features found with 5.0
  • Template Function
  • Color Chart File Creation
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GTX Graphics Lab for Mac (updated 08/29/22) size: 61 MB

This download includes the following items

  • “GTX Graphics Lab 5.0”

If you want to make a quick graphic for printing, quickly print one of your graphics onto a shirt, or convert a pre-existing image into a print-ready file, building your content in GTX Graphics Lab is a convenient option!

The GTX Graphics Lab is a software application that gives you the ability to create and save layout data for your GTX Printer.

You will have to have the latest GTXpro print driver installed to be able to use this software.


Commonly used functions of GTX Graphics Lab:
  • Simple Text and Image Layouts that are created directly in GTX Graphics Lab by you, and then saved for printing.
  • Print directly to your GTX printer, without having to convert your images from RGB (255, 255, 255).
  • Saving existing image files as GTX -ready .ARX4 files.
  • Storing your favorite layouts as reusable GTX print layout files. (".gtpl")

New Features found with 5.0
  • Template Function
  • Color Chart File Creation
Optional Platen Templates for Graphics Lab 4.0 (updated 08/20/20) size: 13 KB
Premade templates of the Square Coaster, Wrap Around Platen, Shoulder platens, Sleeve platen, and T-lock 7in1 platens that can be loaded into GTX Graphics Lab 4.0
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GTX Graphics Lab Optional Platen Builder (updated 4-19-21) size: 3 MB

This application is compatible with Windows® 10 (32 & 64bit) with .NET Framework 4.8. It requires CPU of 2.0 GHz or better and a minimum of 4 GB of RAM. A monitor display of XGA (1024 x 768) or higher is required.

Once downloaded unzip and run the GtptConverter application. For instructions on how to use and create your own platen templates please refer to our Building GTX Graphics Lab Templates course on Brother Academy.

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GTX Graphics Lab Basic Reversal- (updated 8/29/22)

Version: 3.7.2.1 Updated: Details

  • Upgrade the Print Driver and Firmware to latest before installing this software.
  • This application is only compatible with Windows® 10 (64bit). This driver requiresCPU of 2.0 GHz or better and a minimum of 4 GB of RAM. A monitor display ofXGA (1024 x 768) or higher is required.
  • To learn on how to use this software, you can review stepson https://brotherdtg.com/DTF.
  • GTX Graphics Lab Basic Reversal is not compatible with GT3 series printers, GT-782 or GT-541 printers.
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GTX Graphics Lab Basic Reversal Mac (updated 8-29-22)

Version: 3.7.2.1 Updated: Details

  • Upgrade the Print Driver and Firmware to latest before installing this software.
  • This application is only compatible with macOS Big Sur 11 (64bit) and Monterey 12 (64bit).
  • To learn on how to use this software, you can review steps on https://brotherdtg.com/DTF.
  • GTX Graphics Lab Basic Reversal is not compatible with GT3 series printers, GT-782 or GT-541 printers.
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GTX Polyester Graphics Lab Basic version: 1.5 (updated 01/26/22)

Upgrade the Print Driver and Firmware to latest before installing this software.

This application is only compatible with Windows® 10 (64bit). This driver requires CPU of 2.0 GHz or better and a minimum of 4 GB of RAM. A monitor display of XGA (1024 x 768) or higher is required.

To learn on how to use this software, you can review steps on https://brotherdtg.com/darkpoly. GTX Polyester Graphics Lab is not compatible with GT3 series printers, GT-782 or GT-541 printers.

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