The Icom ICF5023H is a UHF/VHF mobile radio typically used in commercial, public safety, and amateur settings. "Programming software" for this radio refers to the PC application (and often an associated USB or serial programming cable) that lets you configure channels, frequencies, PL/DPL tones, power settings, scan lists, and other parameters from a computer instead of manually via the radio’s controls.
Once the software is running, programming the ICF5023H is straightforward: icom icf5023h programming software link
A very specific topic!
You need the (USB version) or OPC-966 (RS232 version, legacy). However, official Icom cables cost over $100. Aftermarket clones (e.g., Z-Tac, BlueMax49ers) work for most users, provided they use the FTDI chipset . Avoid Prolific chipsets as Windows 10/11 will reject their drivers. The Icom ICF5023H is a UHF/VHF mobile radio
Once you have obtained the and downloaded the ZIP file, follow this protocol: You need the (USB version) or OPC-966 (RS232