RTR500BC Firmware Update Tool

Software for updating the RTR500BC firmware.


Software for updating the RTR500BC firmware.

Compatible ProductsRTR500BC
VersionVer. 1.17 (August 24, 2023)
File Nameapp-rtr500bc-firm-117-all.exe
File Size6.66 MB
Operating EnvironmentCompatible OS *1
Microsoft Windows 11 64bit English
Microsoft Windows 10 32/64bit English
CopyrightT&D Corporation
ReplicationCopying to another media is expressly forbidden
*1: For installation, it is necessary to have Administrator (Computer Administrator) rights.

Important Note

Please also update your RTR500BC for Windows if it is not the latest version.

Firmware Update Procedure

  1. Please make the following preparations before update:
    ・Before connecting a USB cable, make sure that the PC has the USB device driver installed. (By installing the application "RTR500BC for Windows", the USB device driver will also be installed.)
    ・Exit all T&D applications (such as the Settings Utility) running on your computer.
    ・Using a USB cable, connect the RTR500BC to the PC in which "RTR500BC Firmware Update Tool" will be executed.
  2. Execute the downloaded "RTR500BC Firmware Update Tool".
  3. Please follow the instructions on the screen to update the Firmware.

Installation Procedure

  1. Double-click the update package to extract it to your hard drive.
  2. Follow instructions in Set up Program.
  3. Program will automatically be installed on the Hard Disk.

Revision History

Ver. 1.17 August 24, 2023

  • Made a small change to update to Ver.1.17.

Ver. 1.16 April 5, 2023

  • Fixed a problem that occurred when sending settings while using Adjustment Tools for the RTR505B/RTR-505 with no module connected, where an error was not displayed correctly.
  • Fixed a problem that caused the RTR500BC battery level to appear as LOW in the Wireless Signal Strength Test even though it was connected to the AC adaptor. This occurred when the RTR500BC was used as a Repeater with multiple Base Units with the same settings information.

Ver. 1.15 June 17, 2021

  • Improved the error judgment accuracy for wireless communication.
  • Fixed a problem where the green LED (which indicates wireless communication in progress) did not blink as expected.

User Agreement


  1. Although T&D Corporation has carried out operational tests on RTR500BC Firmware Update Tool, hereafter referred to as "the software", we cannot guarantee that all operations will work properly under all conditions.
  2. T&D Corporation shall not accept any responsibility for any damage whether direct or indirect that results from the usage of the software.
  3. Specifications of the software may be subject to change and service may be terminated without advance notice to the user. In such a case T&D Corporation shall not be responsible for any damages whether direct or indirect from the inability to use the software.
  4. T&D Corporation has no obligation to correct any defects found in the software.


  1. All copyrights for the software, including all of the programs and all related documents, are the sole property of T&D Corporation.
  2. The software is for use free of charge. Redistribution is permitted as long as it is to others for non-profit. In this case, all terms and conditions as written in the above disclaimers automatically transfer and hold true and valid for the party to which the program was redistributed. Please note that if you wish to commercially redistribute the program please contact your local distributor or T&D representative.
  3. The reprinting or redistribution for commercial purposes whether in part or in whole, in magazines or as a part of any product is strictly forbidden without the expressed consent of T&D Corporation. Any inquiries concerning commercial redistribution should be directed to the Sales Department of T&D Corporation.
  4. Please do not attempt to make any changes or modifications to the software.
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