The firmware upgrade program for M9 multi band walkie talkie includes new firmware for 20240129

The firmware upgrade program for M9 multi band walkie talkie includes new firmware for 20240129

M9 multi band walkie talkie frequency writing software, V0.2 version 20240129

Upgrade method:
1: Using programming cables to connect walkie talkies
2: Select firmware file
3: Click the burn write button
4: Press and hold the bottom button on the side to turn on the device.
5: There is a burning progress bar at the bottom of the software.