Once finished, close the software, turn off the radio, and disconnect the cable. When you turn the radio back on, it should be running the new firmware. Troubleshooting Firmware Issues
Connect your programming cable to the PC (do not connect to the radio yet). Install the drivers for the cable. For FTDI cables, use the latest Virtual COM Port drivers from FTDIchip.com.
In the open Firmware Upgrade Tool on your PC, click on (or "Load"). Navigate to where you saved your .bin firmware file and select it. Click the "Upgrade" or "Download file of upgrade" button.
Many connection issues are due to CPS mismatches. If your radio with firmware fails to connect with standard Baofeng CPS, the community-recommended solution is to use the Retevis RT72 CPS software instead, as the DM-1702 shares internal hardware with that model. baofeng dm1702 firmware update
This is one of the most common errors, reported by users on forums. It almost always means you are trying to use the wrong CPS for your radio's firmware version. Double-check your radio's version ( L05 or V02 ), and download the corresponding CPS (RT72 or MD).
Updating this device requires navigating specific hardware iterations and custom software tools. This comprehensive guide outlines everything needed to flash the Baofeng DM-1702 Understanding the Hardware Iterations
How to upgrade firmware on DM-1701 radios with different versions? Once finished, close the software, turn off the
: This occurs if you flash a version of the firmware incompatible with your hardware revision. Boot the radio back into DFU mode and flash a previous, verified working firmware version.
: This is the standard Baofeng firmware series and uses the standard MD CPS software . Step 2: Essential Software & Drivers
, many users rely on cross-compatible software and tools from the ham community. Two Way Radio Forum Preparation & Hardware Requirements : Most users successfully use a standard Micro-USB cable , though some reported better stability with the official Baofeng cable Install the drivers for the cable
The DM-1702 can often be programmed using a standard Micro USB cable , though some versions may still require the specialized 2-pin Baofeng programming cable.
Uses the standard MD CPS software.
Before diving into the update process, it is essential to understand what firmware actually does on your DM-1702. The radio contains two main types of software:
Whenever you update firmware, the radio’s memory is typically wiped. Connect your to your PC using the programming cable.