Id get something like this “find” whatever tv shows and movies she likes and add them to it

Just a quick question though, how is she watching it? if its on a tv some need their own file system and/or be set up before you add content, if its on a notebook/pc/tablet etc it should be fine

We’ve called him out in the past but he swears up and down that he doesn’t do it despite the evidence I have of him

What evidence do you have of him doing it exactly?

Who is paying the internet bill?

You say you have blocked his laptop how? and completely blocked it or limited the bandwidth?