Edimax BR-6478 AC V2 User Manual page 23

4.
Select whether to enable Cross Band technology. This can help to
maintain your router's maximum speed capacity as the Wi-Fi signal is
extended.
5.
Select the Wi-Fi network name (SSID) which you wish to connect to for
the specified frequency and click "Next" to continue.
If the Wi-Fi network you wish to connect to does not appear, try
clicking "Refresh".
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