EVB User Guide V1.0

5G Module Series
5G-M2_EVB_User_Guide 30 / 34
4.3. Firmware Upgrade
The firmware of the module is upgraded via a USB port by default, please follow the procedures below to
upgrade the firmware.
1. Power on the module according to the procedures in Chapter 4.1.
2. Install and open the firmware upgrade tool QFlash provided by Quectel on the PC.
3. Click the COM Port dropdown list and select the port number corresponding to “Quectel USB DM
port in the Device Manager (e.g., “COM20” as exemplified in Figure 20) and select Baudrate, as
illustrated by the following figure.
Figure 23: Firmware Upgrade Configurations
4. Click the Load FW Files button to select and load the firmware package.
5. Click the Start button to start the firmware upgrade.
For more details about QFlash usage and configuration, see document [4].