Ensure your radio is communicating with the PC.
The tool will say "Success." Power cycle the radio (turn off, remove the cable, turn back on). Check the firmware version in the menu: Menu -> Radio Info -> Firmware Version . baofeng dm1702 firmware update
The Ultimate Guide to Baofeng DM-1702 Firmware Updates The Baofeng DM-1702 is a popular, budget-friendly dual-band DMR (Digital Mobile Radio) Tier I & II handheld transceiver. Keeping your radio's firmware up to date is crucial for fixing software bugs, improving audio clarity, enhancing battery life, and unlocking new digital features. Ensure your radio is communicating with the PC