A:Answer Hi mike, your Google Wifi uses Automatic Wi-Fi optimization which directs devices to channels with the best performance automatically. It also uses Network Assist which automatically helps avoid Wi-Fi congestion, and transitions devices to the closest Wi-Fi point for the best signal. If you have additional questions or need further assistance, please don't hesitate to contact us on our Google Help page here: https://support.google.com/googlenest/gethelp