Broadband Speed, Wi-Fi and Troubleshooting: A Guide
When broadband feels slow, the cause is often inside your home rather than the line itself, so understanding speed, Wi-Fi and basic troubleshooting helps you fix many problems without changing your deal. This overview pulls together why real-world speeds differ from advertised ones, how to test accurately, and how Wi-Fi and equipment affect what you experience.
By Clara Whitfield — Broadband Deals Editor