Categories GT3 Series DriverFirmware GTX422 DriverFirmware GTX600 NB DriverFirmware GTX600 SB DriverFirmware GTXpro & GTXpro Bulk DriverFirmware GTXpro DTF R2R & GTXpro Bulk DTF R2R DriverFirmware WF1-L640 Firmware GTX600 NBAll important drivers, firmwares and tools for Brother and Non-Brother products. GTX6FIRM_02000004.bwf Download (BWF/61.24 MB)