Baofeng Dm1702 Firmware Update |top| Jun 2026

Note: This guide focuses on OpenGD77 as it is the most beneficial update for 90% of users. The official firmware process is similar but uses the proprietary Baofeng CPS software.

(Same as above: PTT + Monitor button while powering on).

Updating the firmware on your (also sold as the Baofeng DM-X baofeng dm1702 firmware update

Often uses "L" series firmware (e.g., L05.01.004) and typically requires Retevis RT72 programming software.

: When connected, Windows may identify the radio as "No Printer Attached" in Device Manager. This is Note: This guide focuses on OpenGD77 as it

Click and select the official .bin or upgrade package file you downloaded. Ensure the correct COM port is selected.

Most Baofeng flashing utilities are strictly compatible with Windows (7, 10, or 11). Updating the firmware on your (also sold as

The radio must be in for the computer to recognize it for flashing. Turn off the

With the radio in DFU mode, execute the flashing process via your computer.