Prepare and Write Image:
This step is for both free and licence version
After downloading the image UAV 4G Tool, you will need to write it to an SD card of at least 8GB using a program called balenaEtcher, which you can find and download at this page: https://www.balena.io/etcher, and then install it.
After installing the balenaEtcher program, open it and load the image by clicking the “Flash from file” button, selecting the path to the image where you downloaded it on your computer, then click on the “Select target” button and choose your SD card where you want to write the image. Then select the “Flash!” button and wait for the image to be written to the SD card.