How and where can i update the version

@Solla-topee Hey thanks for replying , I did try different device and the third light kept off , cables seemed to be fine as i changed them too i also tried to reset them and the same think was...

Hi so i just got this powerline for a better internet connection with my device i was using wifi for my ps4 which is on the first floor where my router is on the ground floor and i took this product...