If you've ever used a Wi-Fi router to connect to the internet, you've probably wondered what all the blinking lights mean.

When you sign a contract with an internet provider, they'll typically send you a modem and a router in the mail. But which is which? And how are they different? A modem and a router work in tandem ...

Your router is trying to help, and failing.

You can buy the Eero Max 7 in two-, three-, or four-packs, depending on how much square footage you need to blanket with WiFi ...