Map the programmable buttons on the front panel to functions like Scan, High/Low Power, or Emergency Alert.
Before you initiate the download and installation, ensure you have the following hardware:
Motorola GM338 Programming Software: Exclusive Download and Setup Guide Map the programmable buttons on the front panel
A PC running Windows 7 or higher (using compatibility mode for older CPS versions). How to Install and Use the Software
Some repacks allow for programming across different regional variants (AZ, LA, AA) within a single interface. Prerequisites for Programming Prerequisites for Programming Never modify a radio without
Never modify a radio without saving the original "Codeplug" (the configuration file) first.
Install the Prolific or FTDI drivers included in the repack before plugging in your cable. Original legacy software often struggles with Windows 10
When looking for an "exclusive download repack" of the software, users are typically seeking a version that has been optimized for modern operating systems. Original legacy software often struggles with Windows 10 or 11; a "repack" usually includes:
The GM338 must be powered by a stable 13.8V DC source during programming. Interrupted power during a "write" process can brick the radio.
Open the CPS, select the correct COM Port under 'Setup,' and click the "Read Device" icon. This backups your current configuration.