If your Wi-Fi has ever felt sluggish for no obvious reason, there's a good chance the culprit isn't your internet plan or router. It's the Wi-Fi channel your router picked when it booted up. Default ...

Your router might be the secret weapon for faster gaming, streaming, and casting. Simple adjustments—like prioritizing the 5GHz band, optimizing channels, or enabling QoS—can make a huge difference.

If your Wi-Fi performance is poor despite a strong signal, or you can't achieve the download speeds your ISP promises, you should consider changing your Wi-Fi channel. You can do this yourself by ...