To download the programming software for your Icom IC-F5023 , you should visit the Icom Japan Support Portal Quick Download Guide Official Software : The IC-F5023 uses the cloning software. : You must typically register your product on the Icom Global Site to access restricted firmware and software downloads. Hardware Required
To successfully program the radio, users typically require three main components:
Power on the ICF5023 while pressing the (often marked “P2”). The version number (e.g., V1.4 or V2.0) will flash. Match software version requirements.