@AE9
If that's being generated by a non-Sky television set then you need to use the TV remote to change its settings, not a Sky handset (even if 'paired' for volume control)
If it's a Sky Glass television then try pulling the power supply for a minute before going into the settings again.
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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
