To flash the firmware of your Polyend Tracker:
- Copy the firmware .ptf file to the microSD card using the attached microSD card USB dongle reader
- Firmware is available HERE
- Click the Config button and select the Firmware section
- Select function: Firmware update, then click: Enter
- Select the firmware file which you want to flash, then click Select
- Confirm/decline flashing process
Watch video - How to perform Polyend Tracker firmware update