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
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.

  • 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.

    GTXpro (GTX-423) Driver Windows 64bit
    Version: 1.1.0 Size: 286.7 MB
    Details

    Download “GTXpro-1.1.0_win.zip” and extract it to your desktop. This driver is compatible with Windows® 8.1 (64bit) and 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.

    Update to firmware 1.32 on your GTXpro (GTX-423) printer before installing this printer driver. The reason being is if the PC already has the 1.1.0 printer driver installed first, the new printer driver will downgrade automatically once connected. This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422) 

    Included in this package is “GTXpro-1.1.0_win.zip”, “GTXproFIRM_01320002.bwf” & “GTXGraphicsLab-4.0.0_win”

    When you initially install the driver make sure the GTXpro (GTX-423) printer is not plugged into the PC. Next open the “GTXpro-1.1.0_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 upgrade the (GTX-422) to the latest version of 3.32 firmware and 3.2 driver.
    • GTX Graphics Lab is now a separate installation and the manual & optional platens can be downloaded from the link located further down this page.
    GTXpro (GTX-423) Driver Mac 64bit
    Version: 1.1.0 Size: 238 MB
    Details

    Download "GTXpro-1.1.0_mac.zip" and extract it to your desktop. This driver works with macOS Mojave 10.14 (64bit) & Catalina 10.15 (64bit). 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.

    Update to firmware 1.32 on your GTXpro (GTX-423) printer before installing this printer driver. The reason being is if the Mac already has the 1.1.0 printer driver installed first, the new printer driver will downgrade automatically once connected. This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422)

    Included in this package is “GTXpro-1.1.0_mac.zip”, “GTXproFIRM_01320002.bwf” & “GTXGraphicsLab-4.0.0_mac”

    When you initially install the driver make sure the GTXpro (GTX-423) printer is not plugged into the Mac. Next open the "GTXpro-1.1.0_mac.zip" folder and double click the BrotherGTXpro-1.1.0 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 upgrade the GTX (GTX-422) to the latest version of 3.32 firmware and 3.2 driver.
    • GTX Graphics Lab is now a separate installation and the manual & optional platens can be downloaded from the link located further down this page.
    GTXpro (GTX-423) Firmware
    Version: 1.32 Size: 15.3 MB
    Details

    Update to firmware 1.32 on your GTXpro (GTX-423) printer before installing this printer driver. The reason being is if the PC or Mac already has the 1.1.0 printer driver installed first, the new printer driver will downgrade automatically once connected. This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422) 

    • Download the “GTXproFIRM_01320002.bwf” 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
    AccuLine Camera System Driver
    Version: 3.2 Size: 129.1 MB
    Details

    This download includes the following items

    • “AccuLine 3.2”

    Installation

    • Update to firmware 1.32 on your GTXpro (GTX-423) printer before installing this printer driver. See the description under the firmware download for the update notes. The reason being is if the PC already has the 1.1 printer driver installed first, the new printer driver will downgrade automatically once connected. This firmware CAN ONLY BE LOADED on a GTXpro (GTX-423) and NOT a GTX (GTX-422)
      1. Make sure you are running firmware 1.32 on your GTXpro (GTX-423) printer first!
      2. Unplug both camera and GTXpro (GTX-423) from the computer.
      3. Install GTXpro (GTX-423) printer driver.
      4. Install AccuLine software.

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

    Updates

    • Masking feature built into the software
    • The software offers either black, green or pink to mask the areas you do not want to print.
    • Preview button
      • The preview button will allow you to view your image without having to create a File Output to check the areas that you have masked.
    • Hand Tool
      • Hand Tool added to move Alignment View.
    • Added printer search function
    • Added an image duplication function
    • Stability
      • Corrected connectivity issue between the camera and the PC.
    • Easier Calibration process
      • The L-Brackets are now automatically selected during calibration.
    • Fixed minor bugs.

    Requirements

    • This Software only works on Windows 8.1 (64bit), Windows 10 (64bit)
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires GTXpro (GTX-423) 1.1 and or GTX (GTX-422) 3.2 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.
    GTX Graphics Lab Mac
    Version: 4.0 Updated: 9-31-20 Size: 63.6 MB
    Details

    This download includes the following items

    • “GTX Graphics Lab 4.0”

    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 GTXpro Printer.

    You will have to have the GTXpro (GTX-423) 1.1 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 GTXpro (GTX-423) printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro (GTX-423) -ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • Continuous Printing Mode
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GTX Graphics Lab Windows
    Version: 4.0 Updated: 9-31-20 Size: 97.5 MB
    Details

    This download includes the following items

    • “GTX Graphics Lab 4.0”

    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 GTXpro (GTX-423) Printer.  

    You will have to have the GTXpro (GTX-423) 1.1 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 GTXpro (GTX-423) printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTXpro (GTX-423) -ready .ARXP files.
    • Storing your favorite layouts as reusable GTXpro print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • Continuous Printing Mode
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GTX Graphics Lab ManualDetails

    Overview of all options on GTX Graphics Lab 4.0

    Optional PlatensDetails

    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

    GTXpro (GTX-423) Instruction ManualDetails

    Version 2 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.

    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.

    GTXpro (GTX-423) Parts BookDetails

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

    GTXpro (GTX-423) WarrantyDetails

    Overview of warranty on your GTXpro (GTX-423)

    GTXpro (GTX-423) Stand Assembly InstructionsDetails

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

    GTXpro (GTX-423) Pre-Shipment OverviewDetails

    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.

  • Videos
  • Submit a Support Ticket
  • 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.

    GTX (GTX-422) Series Driver Package for Win 32/64bit
    Version: 3.2.0 Updated: 9-31-20 Size: 297.8 MB
    Details

    This driver is compatible with Windows® 7 (32bit/64bit), Windows® 8.1 (32bit/64bit) and Windows® 10 (32bit/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.

    Update to firmware 3.32 on your GTX (GTX-422) printer before installing this printer driver. The reason being is if the PC already has the 3.2 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)

    Included in this package is “GTX4-3.2.0_win.zip”, “GTX4FIRM3320002.bwf”, “GTXGraphicsLab-4.0.0_win” and the “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 (GTX-422) printer is not plugged into the PC. Next open the “GTX4-3.2.0_win.zip” 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 GT-3 series driver from the same PC, you will need to upgrade the GT-3 driver first.
    • New Features include:
      • Support for 350cc CMYK ink cartridges
      • Automatic CR speed adjustment after Print Head replacement
      • Support for AccuLine 3.2
      • Support for GTX Graphics Lab 4.0
      • Support for GTX Polyester
    • GTX Graphics Lab is now a separate installation and the manual & optional platens can be downloaded from the link located further down this page.
    GTX (GTX-422) Series Driver Package for Mac OS
    Version: 3.2.0 Updated: 9-31-20 Size: 247.2 MB
    Details

    This driver is compatible with macOS Sierra 10.12 up to Cataline 10.15. 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 is “GTX4-3.2.0_mac.zip”, “GTX4FIRM3320002.bwf” and “GTXGraphicsLab-4.0.0_mac”.

    Update to firmware 3.32 on your GTX (GTX-422) printer before installing this printer driver. The reason being is if the computer already has the 3.2 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)

    • If you are running both a GTX (GTX-422) printer and a GT-3 series driver from the same PC, you will need to upgrade the GT-3 driver first.
    • New Features include:
      • Support for 350cc CMYK ink cartridges
      • Automatic CR speed adjustment after Print Head replacement
      • Support for AccuLine 3.2
      • Support for GTX Graphics Lab 4.0
      • Support for GTX Polyester
    • GTX Graphics Lab is now a separate installation and the manual & optional platens can be downloaded from the link located further down this page.
    GTX4 Printer Driver Uninstall Tool
    Updated: 1/29/18 Size: 252 KB
    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.

    Latest GTX Series Firmware
    Version: 3.32 Updated: 9-31-20 Size: 14.9 MB
    Details

    Update to firmware 3.32 on your GTX (GTX-422) printer before installing this printer driver. The reason being is if the PC already has the 3.2 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 “GTX4FIRM3320002.bwf” file
    • Execute "GTX 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 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.

    Important Updates:

    • Support for 350cc CMYK ink cartridges
    • Automatic CR speed adjustment after Print Head replacement
    • Support for AccuLine 3.2
    • Support for GTX Graphics Lab 4.0
    • Support for GTX Polyester
    AccuLine Camera System Driver
    Version: 3.2 Updated: 9-31-20 Size: 129.1 MB
    Details

    This download includes the following items

    • “AccuLine 3.2”

    Instillation

    • Update to firmware 3.32 on your GTX (GTX-422) printer before installing this printer driver. See the description under the firmware download for the update notes. The reason being is if the PC already has the 3.2 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)
      1. Make sure you are running firmware 3.32 on your GTX (GTX-422) printer first!
      2. Unplug both camera and GTX from the computer.
      3. Install GTX (GTX-422) printer driver.
      4. Install AccuLine software.

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

    Updates

    • Masking feature built into the software
    • The software offers either black, green or pink to mask the areas you do not want to print.
    • Preview button
      • The preview button will allow you to view your image without having to create a File Output to check the areas that you have masked.
    • Hand Tool
      • Hand Tool added to move Alignment View.
    • Added printer search function
    • Added an image duplication function
    • Stability
      • Corrected connectivity issue between the camera and the PC.
    • Easier Calibration process
      • The L-Brackets are now automatically selected during calibration.
    • Fixed minor bugs.

    Requirements

    • This Software only works on Windows 8.1 (64bit), Windows 10 (64bit)
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires GTXpro (GTX-423) 1.1 and or GTX4 (GTX-422) 3.2 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.
    Uncrating InstructionsDetails

    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.

    GTX Graphics Lab Mac
    Version: 4.0 Updated: 9-31-20 Size: 63.6 MB
    Details

    This download includes the following items

    • “GTX Graphics Lab 4.0”

    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 (GTX-422) Printer.

    You will have to have the GTX (GTX-422) 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 (GTX-422) printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GTX (GTX-422) -ready .ARX4 files.
    • Storing your favorite layouts as reusable GTX print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • Continuous Printing Mode
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GTX Graphics Lab Windows
    Version: 4.0 Updated: 9-31-20 Size: 97.5 MB
    Details

    This download includes the following items

    • “GTX Graphics Lab 4.0”

    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 (GTX-422) Printer.

    You will have to have the GTX (GTX-422) 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 (GTX-422) 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 (GTX-422) print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • Continuous Printing Mode
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GTX Graphics Lab ManualDetails

    Overview of all options on GTX Graphics Lab 4.0

    Optional PlatensDetails

    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

    GTX (GTX-422) Setup ManualDetails

    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.

    GTX (GTX-422) Instruction ManualDetails

    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.

    GTX (GTX-422) Parts BookDetails

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

    GTX (GTX-422) WarrantyDetails

    Overview of warranty on your GTX (GTX-422)

    GTX (GTX-422) Stand Assembly InstructionsDetails

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

    GTX (GTX-422) Pre-Shipment OverviewDetails

    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.

  • Videos
  • Submit a Support Ticket
  • FAQs
  • Downloads
    GT-3 Series Driver Package for Win 32/64bit
    Version: 2.5 Updated: 8-31-17 Size: 15.7 MB
    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.
    GTX Graphics Lab Windows
    Version: 4.0 Updated: 9-31-20 Size: 63.6 MB
    Details

    This download includes the following items

    • GTX Graphics Lab 4.0

    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 GT-3 Series Printer.

    You will have to have the GT-3 Series 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 GT-3 Series printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as as GT-3 Series -ready .AR3 files.
    • Storing your favorite layouts as reusable GTX print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GT-3 Series Driver Package for Mac OS
    Version: 2.6.1 Updated: 4-6-20 Size: 1.8 MB
    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. 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.
    GT-3 Series Graphics Lab for Mac OS
    Version: 4.0 Updated: 9-31-20 Size: 63.6 MB
    Details

    This download includes the following items

    • GTX Graphics Lab 4.0

    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 GT-3 Series Printer.

    You will have to have the GT-3 Series 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 GT-3 Series printer, without having to convert your images from RGB (255, 255, 255).
    • Saving existing image files as GT-3 Series -ready .AR3 files.
    • Storing your favorite layouts as reusable GTX print layout files. (".gtpl")

    New Features found with 4.0

    • Additional Languages of Russian, Turkish and Korean
    • True Type Font support from all fonts loaded into Mac or PC
    • AccuLine Support built in
    • 3rd platen support
    • Edge Frame Effect
    GT-3 Series Firmware
    Version: 4.0 Updated: 4-6-15 Size: 1.15 MB
    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.
    Latest GT-3 Series Test Data
    Updated: 8-31-17 Size: 196 MB
    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

    GT-3 Series 16x18 Platen Tool
    Updated: 8/22/16 Size: 360 KB
    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
    GT-3 Printer Driver Uninstall Tool
    Updated: 1-29-18 Size: 252 KB
    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 executable file to run the tool. This tool is for Windows® operating system computers only.

    GT-3 FileViewer For Digital Factory | Apparel Brother Edition for CADlink
    Updated: 4-1-14 Size: 517 KB
    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.

    Customer GT-3 Service Tool
    Version: 2.0.4.0 Updated: 4/6/15 Size: 626 KB
    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.

    Instruction Manual
    (6/19/13)
    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.

    Parts BookDetails

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

    GT-3 AccuLine Camera Software Package
    Version: 3.2 Updated: 9-31-20 Size: 129.1 MB
    Details

    This download includes the following items

    • “AccuLine 3.2”

    Installation

    • Update to firmware 4.0 on your GT-3 Series printer before installing this printer driver. See the description under the firmware download for the update notes. The reason being is if the PC already has the 4.0 printer driver installed first, the new printer driver will downgrade automatically once connected.
      1. Make sure you are running firmware 4.0 on your GT-3 Series printer first!
      2. Unplug both camera and GT-3 Series printer from the computer.
      3. Install GT-3 printer driver.
      4. Install AccuLine software.

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

    Updates

    • Masking feature built into the software
    • The software offers either black, green or pink to mask the areas you do not want to print.
    • Preview button
      • The preview button will allow you to view your image without having to create a File Output to check the areas that you have masked.
    • Hand Tool
      • Hand Tool added to move Alignment View.
    • Added printer search function
    • Added an image duplication function
    • Stability
      • Corrected connectivity issue between the camera and the PC.
    • Easier Calibration process
      • The L-Brackets are now automatically selected during calibration.
    • Fixed minor bugs.

    Requirements

    • This Software only works on Windows 8.1 (64bit), Windows 10 (64bit)
    • CPU with 2GHz or above
    • RAM with 4 GB or above.
    • Display Resolution XGA (1024x768) or higher.
    • Requires GT-3 print driver of 2.5
    • 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.
    GT-3 Series Cookbook Maintenance
    v3.1 (4-14-16)
    Details

    A user-friendly guide for maintenance operations on the GT3 platform.

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