Before updating, READ your radio's current configuration with the CPS and save your codeplug (channel list, DMR ID, etc.). Firmware updates often reset the radio to factory settings, erasing your saved channels.
Firmware is radio-specific. You must ensure the firmware .bin file is designed exactly for the
Ensure you use a "decrypted" firmware file if using official tools, as standard encrypted images may fail to load . Critical Troubleshooting & Safety baofeng dm1702 firmware update
Updating the firmware on a Baofeng DM-1702 (also known as the
Click and wait for the "Download success" message. You must ensure the firmware
When you turn on the radio, it will boot into OpenGD77. Initial boot takes 10 seconds. You will see a color-coded display, proper channel names, and advanced DMR settings.
: When connected, Windows may identify the radio as "No Printer Attached" in Device Manager. This is Initial boot takes 10 seconds
Press and hold the (typically the button above the PTT) and the PTT button simultaneously. While holding these buttons, turn the radio ON .