A Plain-Language Buying Guide Is your laptop dropping Zoom calls? Is the desktop in the bedroom stuck at 2 Mbps? The fastest way to cure bad Wi-Fi is to give the machine a new radio—but shops are full of USB sticks, half-height cards and shiny gaming boards. Below is a...

Let’s skip the hype and talk like grown-ups. Wi-Fi 6 is still on every new phone, laptop and router sold this year. Wi-Fi 7 hardware is here, but the spec won’t be finally signed off until early 2024 and most countries have not opened the full 6 GHz band yet....

One router in the living-room, five bars there, one bar in the bedroom—sound familiar? Two weapons promise to fix the dead zones: Mesh routers and repeaters. Pick the wrong one and you either burn cash or keep buffering. Here is the short version. 1. Repeaters – the quick, cheap patch...