No tv channels

Hi guys.Now Im not a techie so please dont bombard ne with scientific answers.I can get any channels on my plex.I had them cos I git my box before christmas but the ladt 3 days Ive had nothing.Ive messaged plex about subs etc but no response Ive fb’d them no response…email…no response…are they still even in business??
I got 2 budget boxes one for main tv room and for bedroom…Now Ive no channels at all.Can anyone help please.??

Live TV is not possible with a Plex Cloud server.
It also requires a device which actually receives the TV content and sends it to your Plex server.

Plex does not provide you with “tv from the internet”.

https://support.plex.tv/articles/115007689648-watching-live-tv/