@HKT17
No lit LEDs at all would tend to indicate a complete Hub failure (or power failure) in which case having no internet connection isn't entirely surprising.
First thing to try is connecting the Hub to a different power socket to see if it lights up there.
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Sky Glass 55" (on ethernet) & two Stream Pucks (one ethernet / one WiFi)
BT Halo 3+ Ultrafast FTTP (500Mbs), BT Smart Hub 2
