Motorola Gm338 Programming Software Free Best [patched] May 2026

Motorola GM338 Programming Software: A Comprehensive Guide

Assign Frequencies: Enter your Transmit (Tx) and Receive (Rx) frequencies into the channel list. motorola gm338 programming software free best

1. Motorola Professional Series CPS R06.12.05 (The Gold Standard)

This is the version everyone wants. It runs natively on Windows 10 and 11 (with a few tweaks) and supports the GM338, GM3188, GM398, and PM400. It runs natively on Windows 10 and 11

Officially, Motorola considers its programming software a proprietary product. and PM400. Officially

4. Hardware Requirements (Critical)

Free software is useless without the correct cable. The GM338 requires a RIB-less USB programming cable (connects to the mic jack). Note the following:

programming cable. These are widely available from retailers like Unicom Radio or through AliExpress Operating System : Motorola CPS is strictly Windows-based

Configure Signalling: The GM338 supports advanced features like MDC1200 and Quick Call II for private paging.