Go to and save this file (commonly a .rcd or .dat file) to a safe location on your computer. Step 2: Download the Official Firmware
Navigate to to verify that the displayed firmware version matches the new file version you installed. Troubleshooting Common Errors Device Not Recognized / COM Port Error
The Baofeng DM-1702 is a dual-band DMR-capable handheld. A firmware update can add bug fixes, improve digital/analog operation, and patch radio stability issues. Firmware updates are device-specific and can carry risk (bricking, losing settings, or invalidating warranties) if done incorrectly. baofeng dm1702 firmware update
This comprehensive guide covers everything you need to safely update your Baofeng DM-1702 firmware. Prerequisites: What You Need Before Updating
The screen will remain blank, or an indicator LED may flash red/green, signaling that the radio is in DFU mode. Step 4: Run the Upgrade Tool Launch the firmware upgrade application on your PC. Select the correct identified in Step 1. Go to and save this file (commonly a
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Click to pull your current programming data. A firmware update can add bug fixes, improve
If you encounter errors during the upgrade process, use these troubleshooting steps to resolve them:
This usually points to a bad USB driver or a faulty programming cable. Try using a USB 2.0 port instead of a USB 3.0 port, as older programming chips struggle with newer USB protocols.