Brother DTG Technical Support

Welcome to the Brother DTG Learning Center. Whether you are preparing for your install and training by an authorized Brother Technician or an existing user that is looking for some assistance, you have come to the correct place.

Open 24/7/365, you can find the resources to help better understand the Brother DTG printer or ancillary equipment. Watch the video to understand the best way to navigate the Learning Center to find the answer you are looking for.

24/7 Self help

Choose your equipment

GTXpro Printer
GTXpro B printer
GTX Printer
GT-3 Printer
Ancillary Products
  • User Tutorials

    Brother Academy is your online resource for learning all about your Brother DTG printer. It contains interactive courses for new users and a curriculum all team members can use to become efficient at every aspect of GTXpro operation. Existing customers can gain access by making a request to brotheracademy@brother.com. Watch the short video to discover all you can do through Brother Academy.

    Current Brother customers can access Brother Academy at https://www.brotheracademy.com

  • FAQs
  • Downloads

    NOTE: Before downloading any software, please make sure that you are downloading software designed for your printer model.
    Click here to watch this video to determine which Brother DTG printer model you have.

    download icon GTXpro (GTX-423) Driver Windows 64bit Details

    Update the print driver to latest before updating the firmware.

    Download “GTXpro-1.8.0_win” and extract it to your desktop. This driver is compatible with Windows® 8.1 (64bit), Windows® 10 (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.

    This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422)

    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, download and run the 541_782_GT3_GTX_GTXpro_Uninstall_Tool 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 GTXpro (GTX-423) printer is not plugged into the PC. Next open the “GTXpro-1.8.0_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 GTXpro (GTX-423) printer and a GTX (GTX-422) printer driver from the same PC, you will need to update the (GTX-422) to the latest driver and firmware.

    New Features include:

    • Supports Windows® 11 (64bit) *LAN connection only
    download icon GTXpro (GTX-423) Driver Mac 64bit Details

    Update the print driver to latest before updating the firmware.

    Download "GTXpro-1.8.0_mac" and extract it to your desktop. This driver works with macOS Big Sur 11 (64bit) and Monterey 12 (64bit). The driver supports both Intel and M1 chipset. This driver requires a 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.

    This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422)

    When you initially install the driver make sure the GTXpro (GTX-423) printer is not plugged into the Mac. Next open the “GTXpro-1.8.0_mac” folder and double click the BrotherGTXpro-1.8.0 file. The system will select the OS automatically. Follow the prompts on screen.

    • If you are running both a GTXpro (GTX-423) printer and a GTX (GTX-422) printer driver from the same Mac, you will need to update the (GTX-422) to the latest driver and firmware.

    New Features include:

    • macOS Monterey and M1 chip support
    download icon GT Printer Driver Uninstall Tool Details

    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.

    download icon GTXpro (GTX-423) Firmware Details

    Update the print driver to latest before updating the firmware.

    This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422).

    • Download the "GTXproFIRM_01700001 " file and unzip
    • Execute "GTXpro Firmware Update" in [Brother GTXpro Tools] and select the unzipped Firmware Data (extension ".bwf").
    • Follow the Wizard and update the GTXpro (GTX-423) Firmware. Do not disconnect the USB or LAN cable in execution.
    • To update your printer's 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
    download icon AccuLine Camera System Driver Details

    This download includes the following items:

    • AccuLine 4.1

    Update the print driver to latest before updating the firmware.

    Make sure you are running the latest firmware on the GTXpro (GTX-423) printer first!

    1. Unplug both camera and GTXpro (GTX-423) from the computer.
    2. Install AccuLine software.

    It is very important to reboot the computer when prompted during the Installation process.

    Updates

    • Auto Layout Template
    • 16”x21” platen support

    Requirements

    • This Software only works on Windows® 10 (64bit), and or Windows® 11 (64bit) *LAN connection only.
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires the latest GTXpro (GTX-423) print driver
    • Make sure that the PC system configuration settings are set to High Performance, Turn off any power-savings
    • Connect to USB 3.0 port only, not USB 2.0 port. You may need to check the specifications for your particular PC, as USB 3.0 ports and USB 2.0 ports look the same. The 3.0 is denoted by the SS USB symbol.
    • Use only the USB 3.0 cable supplied with the AG304. If a longer cable is needed, use a high performance USB 3.0 cable no longer than 3 meters (9 feet) to connect a wall-powered USB 3.0 hub to the USB 3.0 port on the PC. Then plug the USB 3.0 cable of the AG304 into the hub. Make sure the hub is powered and connected to the PC before attempting to connect the AG304 AccuLine camera USB 3.0 cable to the hub.
    • Disable screen-saver programs on the PC.
    • Disable any other cameras built in of connected to the PC or it will cause conflicts with the camera software.
    download icon AccuLine Camera User Guide Details

    Overview of all options on AccuLine

    download icon GTX Graphics Lab Windows Details

    This download includes the following items

    • GTX Graphics Lab 5.0

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

    You will need to have the latest GTXpro print driver installed to be able to use GTX Graphics Lab.

    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 GTXpro printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro-ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Mac Details

    This download includes the following items

    • GTX Graphics Lab 5.0

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

    You will need to have the latest GTXpro print driver installed to be able to use GTX Graphics Lab.

    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 GTXpro printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro-ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Manual Details

    Overview of all options on GTX Graphics

    download icon Optional Platens Details

    Premade templates of the Square Coaster, Wrap Around Platen, Shoulder platens, Hat platen, Sleeve platen, and T-lock 7in1 platens that can be loaded into GTX Graphics Lab 4.0

    download icon GTX Graphics Lab Optional Platen Builder Details

    This application is compatible with Windows® 10 (32bit/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.

    download icon InSight Lab Instruction Manual Details

    Overview of all options on the InSight Lab. To Download the latest Version of InSight Lab please visit Brotherdtg.com/InSightLab.

    download icon GTXpro (GTX-423) Instruction Manual Details

    Version 3 Instructional Manual that covers the installation of the GTXpro (GTX-423) printer and its uses. This includes going over the following:

    Safety Instructions, Before Using Your Printer for the First Time, Name and function of each component, Menu list, Installation and Preparation, Creating Print Data, Basic Printing Procedures, Precautions to keep good printing quality/use printer over the long term, What to do when needed, Troubleshooting, and Specifications.

    download icon GTXpro (GTX-423) Setup Manual Details

    Quick setup installation guide for how to prep the printer for installation. Installations are carried out by certified technicians ONLY. This document shows what can be expected in regards steps performed with the printer to setup the piece of equipment to point of being ready to run firing adjustments and print.

    download icon GTXpro (GTX-423) Parts Book Details

    Overview of all options parts on GTXpro (GTX-423)

    download icon GTXpro (GTX-423) Warranty Details

    Overview of warranty on your GTXpro (GTX-423)

    download icon GTXpro (GTX-423) Stand Assembly Instructions Details

    Instructional document on how to put together the stand for the GTXpro (GTX-423)

    download icon GTXpro (GTX-423) Pre-Shipment Overview Details

    Survey to use as a checklist in preparation for deciding both the shipping option for the printer and to ensure the site the printer will be installed at has everything in order that will be needed to ensure successful installation and use of the equipment.

    download icon GTX Polyester Graphics Lab Basic Details

    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.

    download icon GTX Graphics Lab Basic Reversal Windows Details

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

    This application is only compatible with Windows® 10 (64bit) and 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.

    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.

    download icon GTX Graphics Lab Basic Reversal Mac Details

    Update 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.

  • Videos
  • Submit a Support Ticket

    When submitting a support ticket please place the best contact number in the details.

    If experiencing an issue with a Print head please upload a log, nozzle check, an image of the Suction Cap and bottom of Print Head.

  • User Tutorials

    Brother Academy is your online resource for learning all about your Brother DTG printer. It contains interactive courses for new users and a curriculum all team members can use to become efficient at every aspect of GTXpro B operation. Existing customers can gain access by making a request to brotheracademy@brother.com. Watch the short video to discover all you can do through Brother Academy.

    Current Brother customers can access Brother Academy at https://www.brotheracademy.com

  • FAQs
  • Downloads
    download icon GTXPro B (GTX-424) Driver Windows 64bit Details

    Update the print driver to latest before updating the firmware.

    Download “GTXpro-1.8.0_win” and extract it to your desktop. This driver is compatible with Windows® 8.1 (64bit), Windows® 10 (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.

    This firmware CAN ONLY BE LOADED on a GTXpro B (GTX-424) and NOT a GTX (GTX-422)

    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, download and run the 541_782_GT3_GTX_GTXpro_Uninstall_Tool 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 GTXpro B (GTX-424) printer is not plugged into the PC. Next open the “GTXpro-1.8.0_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 GTXpro B (GTX-424) printer and a GTX (GTX-422) printer driver from the same PC, you will need to update the (GTX-422) to the latest driver and firmware.

    New Features include:

    • Supports Windows® 11 (64bit) *LAN connection only
    download icon GTXPro B (GTX-424) Driver Mac 64bit Details

    Update the print driver to latest before updating the firmware.

    Download "GTXpro-1.8.0_mac" and extract it to your desktop. This driver works with macOS Big Sur 11 (64bit) and Monterey 12 (64bit). The driver supports both Intel and M1 chipset. This driver requires a 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.

    This firmware CAN ONLY BE LOADED on a GTXpro B (GTX-424) and NOT a GTX (GTX-422)

    When you initially install the driver make sure the GTXpro B (GTX-424) printer is not plugged into the Mac. Next open the “GTXpro-1.8.0_mac” folder and double click the BrotherGTXpro-1.8.0 file. The system will select the OS automatically. Follow the prompts on screen.

    If you are running both a GTXpro B (GTX-424) printer and a GTX (GTX-422) printer driver from the same Mac, you will need to update the (GTX-422) to the latest driver and firmware.

    New Features include:

    • macOS Monterey and M1 chip support
    download icon GT Printer Driver Uninstall Tool Details

    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.

    download icon GTXpro B (GTX-424) Firmware Details

    Update the print driver to latest before updating the firmware.

    This firmware CAN ONLY BE LOADED on a GTXpro B (GTX-424) and NOT a GTX (GTX-422).

    • Download the "GTXproFIRM_01700001" file and unzip
    • Execute "GTXpro Firmware Update" in [Brother GTXpro Tools] and select the unzipped Firmware Data (extension ".bwf").
    • Follow the Wizard and update the GTXpro B (GTX-424) Firmware. Do not disconnect the USB or LAN cable in execution.
    • To update your printer's 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
    download icon AccuLine Camera System Driver Details

    This download includes the following items:

    • AccuLine 4.1

    Upgrade the print driver to latest before updating the firmware.

    Make sure you are running the latest firmware on the GTXpro B (GTX-424) printer first!

    1. Unplug both camera and GTXpro B (GTX-424) from the computer. Install AccuLine software.
    2. It is very important to reboot the computer when prompted during the Installation process.

    Updates:

    • Auto Layout Template
    • 16”x21” platen support

    Requirements:

    • This Software only works on Windows® 10 (64bit), and or Windows® 11 (64bit) *LAN connection only.
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires the latest GTXpro B (GTX-424) print driver
    • Make sure that the PC system configuration settings are set to High Performance, Turn off any power-savings
    • Connect to USB 3.0 port only, not USB 2.0 port. You may need to check the specifications for your particular PC, as USB 3.0 ports and USB 2.0 ports look the same. The 3.0 is denoted by the SS USB symbol.
    • Use only the USB 3.0 cable supplied with the AG304. If a longer cable is needed, use a high performance USB 3.0 cable no longer than 3 meters (9 feet) to connect a wall-powered USB 3.0 hub to the USB 3.0 port on the PC. Then plug the USB 3.0 cable of the AG304 into the hub. Make sure the hub is powered and connected to the PC before attempting to connect the AG304 AccuLine camera USB 3.0 cable to the hub.
    • Disable screen-saver programs on the PC.
    • Disable any other cameras built in of connected to the PC or it will cause conflicts with the camera software.
    download icon GTX Graphics Lab Windows Details

    This download includes the following items.

    GTX Graphics Lab 5.0

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

    You will need to have the latest GTXpro B print driver installed to be able to use GTX Graphics Lab.

    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 GTXpro B printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro B-ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro B print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Mac Details

    This download includes the following items

    • GTX Graphics Lab 5.0

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

    You will need to have the latest GTXpro B print driver installed to be able to use GTX Graphics Lab.

    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 GTXpro B printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro B-ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro B print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Optional Platens Details

    Premade templates of the Square Coaster, Wrap Around Platen, Shoulder platens, Hat platen, Sleeve platen, and T-lock 7in1 platens that can be loaded into GTX Graphics Lab 4.0

    download icon GTX Graphics Lab Optional Platen Builder Details
    • This application is compatible with Windows® 10 (32bit/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.
    download icon GTXpro B (GTX-424) Instruction Manual Details
    • Safety Instructions, Before Using Your Printer for the First Time, Name and function of each component, Menu list, Installation and Preparation, Creating Print Data, Basic Printing Procedures, Precautions to keep good printing quality/use printer over the long term, what to do when needed, Troubleshooting, and Specifications.
    download icon GTXpro B (GTX-424) Setup Manual Details
    • Installations are carried out by certified technicians ONLY. This document shows what can be expected in regards steps performed with the printer to setup the piece of equipment to point of being ready to run firing adjustments and print.
    download icon GTXpro B (GTX-424) Pre-Shipment Overview Details
    • Survey to use as a checklist in preparation for deciding both the shipping option for the printer and to ensure the site the printer will be installed at has everything in order that will be needed to ensure successful installation and use of the equipment.
    download icon GTX Polyester Graphics Lab Basic Details
    • 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.
    download icon GTX Graphics Lab Basic Reversal Windows Details

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

    This application is only compatible with Windows® 10 (64bit) and 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.

    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.

    download icon GTX Graphics Lab Basic Reversal Mac Details

    Update 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, GT-782 and or GT-541 printers.

  • Videos
  • Submit a Support Ticket

    When submitting a support ticket please place the best contact number in the details.

    If experiencing an issue with a Print head please upload a log, nozzle check, an image of the Suction Cap and bottom of Print Head.

  • User Tutorials
  • FAQs
  • Downloads

    NOTE: Before downloading any software, please make sure that you are downloading software designed for your printer model.
    Click here to watch this video to determine which Brother DTG printer model you have.

    download icon GTX (GTX-422) Series Driver Package for Win 32/64bit Details

    Update the print driver to latest before updating the firmware.

    Download “GTX4-3.8.0_win” 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.

    This firmware CAN ONLY BE LOADED on a GTX (GTX-422) and NOT a GTXpro (GTX-423)

    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, download and run the 541_782_GT3_GTX_GTXpro_Uninstall_Tool 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 (GTX-422) printer is not plugged into the PC. Next open the “GTX4-3.8.0_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 (GTX-422) printer and a GTXpro (GTX-423) printer driver from the same PC, you will need to update the (GTX-423) to the latest driver and firmware.

    New Features include:

    • Supports Windows® 11 (64bit) *LAN connection only
    download icon GTX (GTX-422) Series Driver Package for Mac OS Details

    Update the print driver to latest before updating the firmware.

    Download "GTX4-3.8.0_mac" and extract it to your desktop. This driver works with macOS Big Sur 11 (64bit) and Monterey 12 (64bit). The driver supports both Intel and M1 chipset. This driver requires a 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.

    This firmware CAN ONLY BE LOADED on a GTX (GTX-422) and NOT a GTXpro (GTX-424)

    When you initially install the driver make sure the GTX (GTX-422) printer is not plugged into the Mac. Next open the “GTX4-3.8.0_mac” folder and double click the BrotherGTX4-3.8.0 file. The system will select the OS automatically. Follow the prompts on screen.

    If you are running both a GTX (GTX-422) printer and a GTXpro (GTX-423) printer driver from the same Mac, you will need to upgrade the (GTX-423) to the latest driver and firmware.

    New Features include:

    • macOS Monterey and M1 chip support
    download icon GT Printer Driver Uninstall Tool Details

    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.

    download icon GTX (GTX-422) Series Firmware Details

    Update the print driver to latest before updating the firmware.

    This firmware CAN ONLY BE LOADED on a GTX (GTX-422) and NOT a GTXpro (GTX-423).

    • Download the "GTX4FIRM3700001" file and unzip.
    • Execute "GTX Firmware Update" in [Brother GTX Tools] and select the unzipped Firmware Data (extension ".bwf").
    • Follow the Wizard and update the GTX (GTX-422) Firmware. Do not disconnect the USB or LAN cable in execution.
    • To update your printer's 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
    download icon AccuLine Camera System Driver Details

    This download includes the following items

    AccuLine 4.1

    Update the print driver to latest before updating the firmware.

    Make sure you are running the latest firmware on the GTX (GTX-422) printer first!

    Unplug both camera and GTX (GTX-422) from the computer.

    Install AccuLine software.

    It is very important to reboot the computer when prompted during the Installation process.

    Updates:

    • Auto Layout Template
    • 16”x21” platen support

    Requirements

    • This Software only works on Windows® 10 (64bit), and or Windows® 11 (64bit) *LAN connection only.
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires the latest GTX (GTX-422) print driver
    • Make sure that the PC system configuration settings are set to High Performance, Turn off any power-savings
    • Connect to USB 3.0 port only, not USB 2.0 port. You may need to check the specifications for your particular PC, as USB 3.0 ports and USB 2.0 ports look the same. The 3.0 is denoted by the SS USB symbol.
    • Use only the USB 3.0 cable supplied with the AG304. If a longer cable is needed, use a high performance USB 3.0 cable no longer than 3 meters (9 feet) to connect a wall-powered USB 3.0 hub to the USB 3.0 port on the PC. Then plug the USB 3.0 cable of the AG304 into the hub. Make sure the hub is powered and connected to the PC before attempting to connect the AG304 AccuLine camera USB 3.0 cable to the hub.
    • Disable screen-saver programs on the PC.
    • Disable any other cameras built in of connected to the PC or it will cause conflicts with the camera software.
    download icon AccuLine Camera User Guide Details

    Overview of all options on AccuLine

    download icon GTX Graphics Lab Windows Details

    This download includes the following items

    GTX Graphics Lab 5.0

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

    You will need to have the latest GTX print driver installed to be able to use GTX Graphics Lab.

    • 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")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Mac Details

    This download includes the following items

    GTX Graphics Lab 5.0

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

    You will need to have the latest GTX print driver installed to be able to use GTX Graphics Lab.

    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")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GTX Graphics Lab Manual Details

    Overview of all options on GTX Graphics Lab 4.0

    download icon Optional Platens Details

    Premade templates of the Square Coaster, Circle Coaster, Hat platen, Sleeve platen, and T-Lock platen that can be loaded into GTX Graphics Lab 4.0

    download icon GTX Graphics Lab Optional Platen Builder Details

    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.

    download icon InSight Lab Instruction Manual Details

    Overview of all options on the InSight Lab. To Download the latest Version of InSight Lab please visit Brotherdtg.com/InSightLab.

    download icon GTX (GTX-422) Setup Manual Details

    Quick setup installation guide for how to prep the printer for installation. Installations are carried out by certified technicians. This document shows what can be expected in regards steps performed with the printer to setup the piece of equipment to point of being ready to run firing adjustments and print.

    download icon GTX (GTX-422) Instruction Manual Details

    Quick setup installation guide for how to prep the printer for installation. Installations are carried out by certified technicians. This document shows what can be expected in regards steps performed with the printer to setup the piece of equipment to point of being ready to run firing adjustments and print.

    download icon GTX (GTX-422) Parts Book Details

    Overview of all parts on your GTX (GTX-422)

    download icon GTX (GTX-422) Warranty Details

    Overview of warranty on your GTX (GTX-422)

    download icon Uncrating Instructions Details

    Uncrating instructions for the GTX crate that go over how to unpack the GTX and use the Move Kit if a Move kit is needed.

    download icon GTX (GTX-422) Stand Assembly Instructions Details

    Instructional document on how to put together the stand for the GTX.

    download icon GTX (GTX-422) Pre-Shipment Overview Details

    Survey to use as a checklist in preparation for deciding both the shipping option for the printer and to ensure the site the printer will be installed at has everything in order that will be needed to ensure successful installation and use of the equipment.

    download icon GTX Polyester Graphics Lab Basic Details

    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.

    download icon GTX Graphics Lab Basic Reversal Windows Details

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

    This application is only compatible with Windows® 10 (64bit) and 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.

    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.

    download icon GTX Graphics Lab Basic Reversal Mac Details

    Update 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, GT-782 and or GT-541 printers.

  • Videos
  • Submit a Support Ticket

    When submitting a support ticket please place the best contact number in the details.

    If experiencing an issue with a Print head please upload a log, nozzle check, an image of the Suction Cap and bottom of Print Head.

  • FAQs
  • Downloads
    download icon GT-3 Series Driver Package for Win 32/64bit Details

    This download includes the GT-3 driver and the driver uninstall tool and firmware for the printer. Download “GT3_Series_Driver_Package_2.5_Win.zip” and unzip it The system will select the OS automatically (for Windows® 7 (64bit), Windows® 8.1 (64bit) and Windows® 10 (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 GT-3 printer is not plugged into the PC.

    • 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 to 2.5 first, before installing the GTX-4 driver or an error may occur.
    • When you install this GT-3 series driver it will uninstall the Graphics Lab software for GT-3 and upgrade the driver.
    • You will have to install Graphics Lab separately. See Graphics Lab installation file below.
    download icon GTX Graphics Lab Windows Details

    This download includes the following items

    GTX Graphics Lab 5.0

    GTX Graphics Lab is a software application that gives you the ability to create and save layout data for your GT3 Series Printer. 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!

    You will need to have the latest GT3 Series print driver installed to be able to use GTX Graphics Lab.

    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 GT3 Series printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GT3 Series -ready .AR3 files.
    • Storing your favorite layouts as reusable GT3 Series print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GT-3 Series Driver Package for Mac OS Details

    This package includes printer driver, Instructional manual and the firmware for the GT printer. Download “GT3_Setup_Driver_Package_2.6_Mac_v2.zip” and unzip it. This driver works with MAC OS X 10.11 El Capitan and Sierra OS 10.12 and Mojave. At the current time, the Mac M1 Chip operating system is not supported. 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 GT-3 printer is not plugged into the MAC.

    • 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 to 2.6 first, before installing the GTX-4 driver or an error may occur.
    • When you install this GT-3 series driver it will uninstall the Graphics Lab software for GT-3 and upgrade the driver.
    • You will have to install Graphics Lab separately. See Graphics Lab installation file below.
    download icon GT-3 Series Graphics Lab for Mac OS Details

    This download includes the following items

    GTX Graphics Lab 5.0

    GTX Graphics Lab is a software application that gives you the ability to create and save layout data for your GT3 Series Printer. 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!

    You will need to have the latest GT3 Series print driver installed to be able to use GTX Graphics Lab.

    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 GT3 Series printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GT3 Series -ready .ARX3 files.
    • Storing your favorite layouts as reusable GT3 Series print layout files. (".gtpl")

    Features found with 5.0:

    • Template Function
    • Color Chart File Creation
    download icon GT-3 Series Firmware Details
    1. Download the zipped file and unzip on your PC.
    2. Execute "GT-3 Firmware Update" in [ Brother GT-3 Tools ] and select the unzipped Firmware Data (extension ".bwf").
    3. Follow the Wizard and update the GT-3 Firmware. Do not disconnect the USB cable in execution.
    download icon GT Printer Driver Uninstall Tool Details

    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.

    download icon Latest GT-3 Series Test Data Details

    Download the Test Data "GT3TestData.zip" separately from the Printer Driver. The ar3 files with a resolution of 1200 x 1200 dpi are quite large.

    Refer to the Instruction Manual for further information of the following eleven ar3 files. Some of the files are for service operation.
    ColorChart_1200.ar3
    InkVolume_1200.ar3
    WhiteVolume_381_1200.ar3
    W_HeadTestPattern_381.ar3
    CMYK_HeadTestPattern.ar3
    WhiteVolume_361_1200.ar3
    WhiteVolume_381_600.ar3
    WhiteVolume_361_600.ar3
    W_HeadTestPattern_361.ar3

    download icon GT-3 Series 16x18 Platen Tool Details

    Download “GT3 Use Platen For Version 2.4.0.1.zip”, this tool is used if you have the 16x18 platen for your GT3. The tool will add the platen size to your print driver menu; it will also check your firmware version so the machine will accept this print area. This tool is for Windows OS only.

    • Be sure to update the Print Driver Version 2.4.0.1 or the tool will not work
    • This will give you this 16x18 option in your graphics Software and P-Dip.
    • After you run the tool do a CR Speed Adjustment
    download icon GT-3 FileViewer For Digital Factory | Apparel Brother Edition for CADlink Details

    This evaluation version of the FileViewer enables to view the AR3 files output in 1200x600 dpi mode on the screen. Download the ZIP file and store on the desktop or any location, then unzip the file to use.

    download icon Customer GT-3 Service Tool Details

    Use this tool when you exchange the Lithium Battery, Carriage Motor or Tube Pump.
    Please note:
    The files contained here are in PDF format. In order to view them, you will need to have Adobe® Reader® installed. If you do not currently have this software, you may download it by clicking here.

    download icon Instruction Manual Details

    The initial updated manual is in English, even if you have installed in German, French, Spanish or Italian. Download the PDF files of Instruction Manual and Basic Manual then overwrite in the folder below (where the system drive is "C"):

    Changes:

    • Windows 8
    • White Agitation, Print Head Replacement, Tube Cleaning, Long Storage and others

    64bit (Windows® 7, Windows® 8, Windows® 10) - C:\Program Files (x86)\Brother\GT-3 Tools

    Other European Languages (DE, FR, ES, IT) are available upon request.

    download icon Parts Book Details

    Parts listings by diagram divided by main component sections. Includes covers, electronics, ink supply system components, and accessories.

    download icon GT-3 AccuLine Camera Software Package Details

    Update the print driver to latest before updating the firmware.

    Make sure you are running the latest firmware on the GT3 Series printer first!

    Unplug both camera and GT3 Series printer from the computer.

    Install AccuLine software.

    It is very important to reboot the computer when prompted during the Installation process.

    Updates

    • Auto Layout Template

    Requirements

    • This Software only works on Windows® 10 (64bit), and or Windows® 11 (64bit) *LAN connection only.
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires the latest GT3 Series print driver
    • Make sure that the PC system configuration settings are set to High Performance, Turn off any power-savings
    • Connect to USB 3.0 port only, not USB 2.0 port. You may need to check the specifications for your particular PC, as USB 3.0 ports and USB 2.0 ports look the same. The 3.0 is denoted by the SS USB symbol.
    • Use only the USB 3.0 cable supplied with the AG304. If a longer cable is needed, use a high performance USB 3.0 cable no longer than 3 meters (9 feet) to connect a wall-powered USB 3.0 hub to the USB 3.0 port on the PC. Then plug the USB 3.0 cable of the AG304 into the hub. Make sure the hub is powered and connected to the PC before attempting to connect the AG304 AccuLine camera USB 3.0 cable to the hub.
    • Disable screen-saver programs on the PC.
    • Disable any other cameras built in of connected to the PC or it will cause conflicts with the camera software.
    download icon AccuLine Camera User Guide Details

    Overview of all options on AccuLine

  • Videos
  • Submit a Support Ticket

    When submitting a support ticket please place the best contact number in the details.

    If experiencing an issue with a Print head please upload a log, nozzle check, an image of the Suction Cap and bottom of Print Head.