Firmware Updates / Software Downloads


Model name RS-MS3W
Download Type Control software
Version Version 1.20
Update 2018/10/05

Changes in this version

  • The time that an abnormal noise sometimes occurs is reduced.
  • The audio signal that sometimes could not be transferred through an IP network is improved.
  • The communication responses are improved.


  • Download and unzip the "" file.
  • Double-click the "RS-MS3W_1.20.exe" file, then follow the instructions displayed on the screen.
  • After installation, read the RS-MS3W instruction manual for operation details. Download the instruction manual here.
File Type ZIP
File Size 1MB
Manual RS-MS3W

Regarding this Download Service.

When using this download service, the implementation, use and/or results of use are the sole responsibility of the person making the download.

Firmware is important data for the basic system control of your equipment. An interruption during downloading or a malfunction may cause a failure in the data re-writing, and your equipment may stop functioning normally. If such a failure of the firmware re-writing results in your equipment not functioning normally, Icom Inc. expressly denies and is free from any and all responsibility arising from the result of damage from such an event.

I fully understand the above, and agree not to hold Icom Inc. responsible for any damage to my equipment operation or loss of data as a result of this download.