Broadband guides

Practical, UK-focused guides to help you understand speed, technology, switching, and getting the most from your connection.

By topic: Speed & testing · Technology (full fibre, FTTC, cable, 5G) · Switching · Cost & social tariffs · Wi‑Fi & in-home performance. For postcode checks and tests, use free tools.

What broadband speed do I need?

Work out the right speed for your household: streaming, homeworking, gaming, and how to avoid over- or under-buying.

What each technology means, how they differ, and what’s likely available at your address.

How switching broadband works in the UK: one touch switch, what to expect, and how to avoid hiccups.

Cheaper broadband for people on certain benefits. Who’s eligible, who offers them, and how to apply.

Getting meaningful speed-test results: when to test, what to look for, and why “up to” speeds vary.

The difference between line speed and what you get on your device. How to improve home Wi‑Fi.

Definitions for FTTP, FTTC, latency, and One Touch Switch live in the glossary. For shorter explainers, see insights on savings, speed claims, and coverage context.