It is done by turning off the TV at the mains, and then pressing and holding the standby button that is found at the bottom right hand side of the TV. While holding that button, the TV should be switched on – and then the button can be un-pressed when the LEDs flash, which might take 20 seconds.

Smart TVs break after botched update – but there is a simple fix - Problems also affecting Sky Stream puck, company says

One user on social media complained to the company's help account on X (formerly Twitter) that their Sky Glass TV had not been working for nearly 11 hours. "We pay a lot of money each month for the use of your services and understand at times faults happen, but 11 hours so far with no end in sight, it's not good," they wrote.