: The most widely compatible version for these radios is CPS R06.12.05 .
is part of the Professional/Waris Series. While some newer MOTOTRBO or Business Radio CPS are free, older "legacy" series software often requires a paid subscription or is bundled with specific dealer agreements Programming Cable
Do not trust random, unverified links promising "free crack download links" for Motorola CPS. motorola gm338 programming software download upd link
Obtaining the official Motorola GM338 Customer Programming Software (CPS)
Connect the programming cable to your computer's USB/Serial port and the other end to the GM338 microphone jack. Turn the radio on. : The most widely compatible version for these
, which connects the radio's front microphone port to your computer's USB or Serial port. Operating System
Do not turn off the radio or unplug the cable while the software is "writing," as this can corrupt the radio's firmware. Troubleshooting & Tips (2026) Operating System Do not turn off the radio
The Motorola GM338 is a legendary, rugged mobile two-way radio widely used in commercial, emergency, and industrial communication networks. To configure its frequencies, channels, signaling, and power outputs, you must use the proprietary Motorola Commercial Series Customer Programming Software (CPS).
Downloading the CPS is not as straightforward as typical consumer software due to copyright and licensing policies. However, several reliable avenues exist:
The biggest hurdle with programming the GM338 today is operating system compatibility.
Software versions are often locked to specific regions (e.g., AA for North America, AZ for Asia Pacific). A radio from the Asia Pacific region will typically require the AZ version of the software. How to Obtain the Software