You need a piece of software called
driver that is able to communicate with this device. Unfortunately, this device seems to be a bit complicated; you have to connect to the internet via the wired interface, then follow instructions at
https://askubuntu.com/questions/8399...r-ubuntu-16-04.
To enter the commands from the above page, you will first haveto open a terminal window on the PC.
Before you do this, confirm your the Ubuntu version by running this command in the terminal window:
and post the result here.