The Wi-Fi bands your router uses affect your speeds, but it's pretty easy to switch between channels. Most routers come with 2.4Ghz or 5GHz channels -- you can think of those channels as the highway ...

If you’ve ever hesitated to share your internet password with a visitor—maybe a babysitter, a repairman, or some neighborhood scruff your kid dragged home—you might want to think about setting up a ...