Upgrading your home WiFi today means more than just getting faster speeds for streaming or gaming. It’s about making sure all of your smart home devices—phones, tablets, cameras, smart bulbs, and thermostats—stay connected and reliable. Many people still use older routers and worry that switching to mesh WiFi will create issues with old routers or smart gadgets. The truth is, mesh WiFi is designed to be backward compatible, but you’ll want to know a few tips to avoid common pitfalls.