Resolving issues with freezing, random reboots, or DMR transmission errors.
Ultimate Guide to Baofeng DM-1702 Firmware Updates (2026 Edition) The Baofeng DM-1702 Go to product viewer dialog for this item.
Your radio is now completely updated, configured, and ready for use on both analog frequencies and DMR networks. Troubleshooting Common Update Errors baofeng dm1702 firmware update
Visit the official Baofeng website or an authorized distributor's resource page. Download the official firmware update package for the DM-1702. This package usually includes: The firmware file (often in .bin or .hex format).
Before attempting any firmware update, you must identify your radio’s hardware version. There are two primary variants of the DM1702: Resolving issues with freezing, random reboots, or DMR
Many users prefer the OpenGD77 custom firmware, although it may not support all hardware revisions of the 1702. 🛠️ Key Tips for Success (As of 2025/2026)
Manufacturers regularly release firmware updates to address operational issues and enhance user experience. Updating your DM-1702 provides several key benefits: Before attempting any firmware update, you must identify
If the progress bar freezes or errors out halfway through, the radio may become unresponsive. To fix this, pull out the battery for ten seconds, re-insert it, boot directly back into bootloader mode (Step 2), and attempt the flash process again using a different USB port on your PC. To help tailor this guide further, let me know:
After flashing new firmware, the memory is usually wiped. You must program your frequencies.
The radio has two main versions: Version 1 (L05.01.004 firmware) and Version 2 (v02.02.014 firmware).
While holding these buttons down, turn the volume/power knob clockwise to power on the radio.