@Memene sounds like your TV has lost its network connection so check its settings. If it is a Sky Glass TV go into the start up and stanby settingsxand change them so the TV stays connected in standby which helps zvoud tgis issue on start up.
=========================================================
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
