Format a USB stick as FAT16 or FAT32 file system
Copy the file of the latest firmware version to the root directory of the USB stick
Insert the USB stick to the USB socket on the device
Enter Settings menu by pressing the OK button
Select Maintenance - Firmware upgrade and select YES
After around 3 minutes, the firmware update will be completed and the device will restart
If an error occurs during the firmware update process, please try again or contact our customer service.
Important: