But how do you tell which Wi-Fi frequency your iPhone is connected to? Most dual-band Wi-Fi routers typically use different but similar names for the 2.4GHz and 5GHz Wi-Fi bands.

But how do you tell which Wi-Fi frequency your iPhone is connected to? Most dual-band Wi-Fi routers typically use different but similar names for the 2.4GHz and 5GHz Wi-Fi bands.

Your WiFi may be lagging because your apps may be hogging more bandwidth than they should. Spot them to boost your home network speed.