On the other hand, if you want more stable connectivity when you're further away from the router, 2.4GHz is a better choice. But how do you tell which Wi-Fi frequency your iPhone is connected to?

Learn how to choose the best home internet Wi-Fi router, including setup instructions, tips for improving range and securing your wireless network.

Open a browser on a device connected to the Wi-Fi. Enter the router address. This is 192.168.0.1 / 192.168.1.1 for many router models. Log in with your router password (often found on the bottom ...