Programming Software Download — Motorola Gm3688

| Radio Firmware Version | Required CPS Version | Operating System | | :--- | :--- | :--- | | Older than 5.0 | R05.16 (Obsolete – avoid) | Windows 98/2000/XP | | 5.0 to 5.16 | R06.05.00 or higher | Windows XP/Vista/7 (32-bit) | | 5.17 or newer | R06.12.05 or higher | Windows 7/10 (32-bit or 64-bit with compatibility mode) |

The Motorola GM3688 is a legendary workhorse in the professional mobile radio (PMR) world. Known for its rugged build, clear audio, and reliable performance in commercial fleets, emergency services, and amateur radio repeater systems, it remains a popular choice years after its initial release. However, owning a GM3688 is only half the battle. To change frequencies, adjust squelch levels, or enable signaling features, you need the correct programming software. motorola gm3688 programming software download