Finding the best 2.4GHz WiFi channel

Once you've found your desired WiFi channel, see Westnet Modem WiFi Channel Settings or if you have a third party modem, check the manufacturer's website for support information on changing the WiFi channel.

Windows

  1. Open the Command Prompt program by typing “cmd” into your computer’s search bar. It can also be found in Start Menu > All Programs > Accessories.
  2. In the black box, type “netsh wlan show all” and then hit the Enter key on your keyboard.
     
    Command Prompt screenshot
     
  3. A list of information for each WiFi network (SSID) detected by your computer's WiFi adapter will show up. Scroll through this list and take note of the channel being used by each network.
     
    Command Prompt screenshot
     
  4. The best channel for your WiFi is the one not being used by most other WiFi networks around you (e.g. neighbours). For example, if most other WiFi networks are using channel 11, try using channel 1 or 6 in your modem's WiFi settings.

Mac OSX

  1. Hold down the Option key on your keyboard and then click the Wireless icon in the top menu bar.
  2. You’ll see the WiFi network details for your current WiFi connection in the drop-down menu.
     
    Mac OSX WiFi settings screenshot
     
  3. To see the WiFi channels being used by other networks around you, hold down the Option key and then hover the cursor over the name of the network in the list.
  4. After a few seconds, a text box will appear next to the cursor with the details for that network, including the channel. Do this for for each WiFi network detected by your computer and take note of the channel being used by each network.
  5. The best channel for your WiFi is the one not being used by most other WiFi networks around you (e.g. neighbours). For example, if most other WiFi networks are using channel 11, try using channel 1 or 6 in your modem's WiFi settings.