Broadband speeds for SD, HD and 4K IPTV in UK homes, how to test your connection and what to do if it is too slow.
Buffering spoiling the match? Seven quick fixes for a smoother picture on any device.
Why a cable often beats Wi-Fi for live TV, when Wi-Fi is fine, and the options if your router is in another room.
How to watch live TV on your phone without draining your data allowance or battery – and how to cast to the TV.