Ever wonder what happens behind the scenes when Wi-Fi devices roam, or more likely don't? We'll show you why the "seamless" roaming Wi-Fi gear makers promise is still as elusive as a Yeti.

Updated - Think Wi-Fi analyzers that can show network activity are expensive? Here's how to build one for well under $100.

Our 2018 guide to choosing a wireless router finds 802.11ax not yet ready to play.

We reveal the secrets of why your devices don't always connect where you want them to and what you can do to fix it.